Senet / LoRaWAN-lib

Fork of Semtech LoRaWAN stack

Fork of LoRaWAN-lib by canuck lehead

LoRaMac.cpp@28:307e6c4831ad, 2016-11-17 (annotated)

Committer:
shaunkrnelson
Date:
Thu Nov 17 14:02:14 2016 +0000
Branch:
v4.2.0
Revision:
28:307e6c4831ad
Parent:
26:4627985dc5be
Child:
29:c7583fcfad8c
Fix UpLinkCounter double increment; Fix AdrAckCounter increment after downlink;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mluis 0:91d1a7783bb9 1 /*
mluis 0:91d1a7783bb9 2 / _____) _ | |
mluis 0:91d1a7783bb9 3 ( (____ _____ ____ _| |_ _____ ____| |__
mluis 0:91d1a7783bb9 4 \____ \| ___ | (_ _) ___ |/ ___) _ \
mluis 0:91d1a7783bb9 5 _____) ) ____| | | || |_| ____( (___| | | |
mluis 0:91d1a7783bb9 6 (______/|_____)_|_|_| \__)_____)\____)_| |_|
mluis 0:91d1a7783bb9 7 (C)2013 Semtech
mluis 2:14a5d6ad92d5 8 ___ _____ _ ___ _ _____ ___ ___ ___ ___
mluis 2:14a5d6ad92d5 9 / __|_ _/_\ / __| |/ / __/ _ \| _ \/ __| __|
mluis 2:14a5d6ad92d5 10 \__ \ | |/ _ \ (__| ' <| _| (_) | / (__| _|
mluis 2:14a5d6ad92d5 11 |___/ |_/_/ \_\___|_|\_\_| \___/|_|_\\___|___|
mluis 2:14a5d6ad92d5 12 embedded.connectivity.solutions===============
mluis 0:91d1a7783bb9 13
mluis 0:91d1a7783bb9 14 Description: LoRa MAC layer implementation
mluis 0:91d1a7783bb9 15
mluis 0:91d1a7783bb9 16 License: Revised BSD License, see LICENSE.TXT file include in the project
mluis 0:91d1a7783bb9 17
ubhat 20:92764fda7371 18 Maintainer: Miguel Luis ( Semtech ), Gregory Cristian ( Semtech ) and Daniel Jäckle ( STACKFORCE )
mluis 0:91d1a7783bb9 19 */
mluis 0:91d1a7783bb9 20 #include "board.h"
mluis 0:91d1a7783bb9 21
mluis 0:91d1a7783bb9 22 #include "LoRaMacCrypto.h"
mluis 0:91d1a7783bb9 23 #include "LoRaMac.h"
mluis 2:14a5d6ad92d5 24 #include "LoRaMacTest.h"
mluis 0:91d1a7783bb9 25
mluis 0:91d1a7783bb9 26 /*!
mluis 0:91d1a7783bb9 27 * Maximum PHY layer payload size
mluis 0:91d1a7783bb9 28 */
mluis 1:91e4e6c60d1e 29 #define LORAMAC_PHY_MAXPAYLOAD 255
mluis 1:91e4e6c60d1e 30
mluis 1:91e4e6c60d1e 31 /*!
mluis 1:91e4e6c60d1e 32 * Maximum MAC commands buffer size
mluis 1:91e4e6c60d1e 33 */
mluis 1:91e4e6c60d1e 34 #define LORA_MAC_COMMAND_MAX_LENGTH 15
mluis 0:91d1a7783bb9 35
mluis 0:91d1a7783bb9 36 /*!
mluis 4:37c12dbc8dc7 37 * FRMPayload overhead to be used when setting the Radio.SetMaxPayloadLength
mluis 4:37c12dbc8dc7 38 * in RxWindowSetup function.
mluis 4:37c12dbc8dc7 39 * Maximum PHYPayload = MaxPayloadOfDatarate/MaxPayloadOfDatarateRepeater + LORA_MAC_FRMPAYLOAD_OVERHEAD
mluis 4:37c12dbc8dc7 40 */
mluis 4:37c12dbc8dc7 41 #define LORA_MAC_FRMPAYLOAD_OVERHEAD 13 // MHDR(1) + FHDR(7) + Port(1) + MIC(4)
mluis 4:37c12dbc8dc7 42
mluis 4:37c12dbc8dc7 43 /*!
ubhat 20:92764fda7371 44 * Minimum number of available channels in Frequency Hopping Mode
ubhat 20:92764fda7371 45 */
ubhat 20:92764fda7371 46 #define FRQ_HOP_CHNLS_MIN 50
ubhat 20:92764fda7371 47
ubhat 20:92764fda7371 48 /*!
ubhat 20:92764fda7371 49 * Minimum number of available channels in Hybrid Mode
ubhat 20:92764fda7371 50 */
ubhat 20:92764fda7371 51 #define HYBRD_CHNLS_MIN 4
ubhat 20:92764fda7371 52
ubhat 20:92764fda7371 53
ubhat 20:92764fda7371 54 /*!
mluis 0:91d1a7783bb9 55 * Device IEEE EUI
mluis 0:91d1a7783bb9 56 */
mluis 0:91d1a7783bb9 57 static uint8_t *LoRaMacDevEui;
mluis 0:91d1a7783bb9 58
mluis 0:91d1a7783bb9 59 /*!
mluis 0:91d1a7783bb9 60 * Application IEEE EUI
mluis 0:91d1a7783bb9 61 */
mluis 0:91d1a7783bb9 62 static uint8_t *LoRaMacAppEui;
mluis 0:91d1a7783bb9 63
mluis 0:91d1a7783bb9 64 /*!
mluis 0:91d1a7783bb9 65 * AES encryption/decryption cipher application key
mluis 0:91d1a7783bb9 66 */
mluis 0:91d1a7783bb9 67 static uint8_t *LoRaMacAppKey;
mluis 0:91d1a7783bb9 68
mluis 0:91d1a7783bb9 69 /*!
mluis 0:91d1a7783bb9 70 * AES encryption/decryption cipher network session key
mluis 0:91d1a7783bb9 71 */
mluis 0:91d1a7783bb9 72 static uint8_t LoRaMacNwkSKey[] =
mluis 0:91d1a7783bb9 73 {
mluis 0:91d1a7783bb9 74 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
mluis 0:91d1a7783bb9 75 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
mluis 0:91d1a7783bb9 76 };
mluis 0:91d1a7783bb9 77
mluis 0:91d1a7783bb9 78 /*!
mluis 0:91d1a7783bb9 79 * AES encryption/decryption cipher application session key
mluis 0:91d1a7783bb9 80 */
mluis 0:91d1a7783bb9 81 static uint8_t LoRaMacAppSKey[] =
mluis 0:91d1a7783bb9 82 {
mluis 0:91d1a7783bb9 83 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
mluis 0:91d1a7783bb9 84 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
mluis 0:91d1a7783bb9 85 };
mluis 0:91d1a7783bb9 86
mluis 0:91d1a7783bb9 87 /*!
mluis 0:91d1a7783bb9 88 * Device nonce is a random value extracted by issuing a sequence of RSSI
mluis 0:91d1a7783bb9 89 * measurements
mluis 0:91d1a7783bb9 90 */
mluis 0:91d1a7783bb9 91 static uint16_t LoRaMacDevNonce;
mluis 0:91d1a7783bb9 92
mluis 0:91d1a7783bb9 93 /*!
mluis 0:91d1a7783bb9 94 * Network ID ( 3 bytes )
mluis 0:91d1a7783bb9 95 */
mluis 0:91d1a7783bb9 96 static uint32_t LoRaMacNetID;
mluis 0:91d1a7783bb9 97
mluis 0:91d1a7783bb9 98 /*!
mluis 0:91d1a7783bb9 99 * Mote Address
mluis 0:91d1a7783bb9 100 */
mluis 0:91d1a7783bb9 101 static uint32_t LoRaMacDevAddr;
mluis 0:91d1a7783bb9 102
mluis 0:91d1a7783bb9 103 /*!
mluis 2:14a5d6ad92d5 104 * Multicast channels linked list
mluis 0:91d1a7783bb9 105 */
mluis 0:91d1a7783bb9 106 static MulticastParams_t *MulticastChannels = NULL;
mluis 0:91d1a7783bb9 107
mluis 0:91d1a7783bb9 108 /*!
mluis 0:91d1a7783bb9 109 * Actual device class
mluis 0:91d1a7783bb9 110 */
mluis 0:91d1a7783bb9 111 static DeviceClass_t LoRaMacDeviceClass;
mluis 0:91d1a7783bb9 112
mluis 0:91d1a7783bb9 113 /*!
mluis 0:91d1a7783bb9 114 * Indicates if the node is connected to a private or public network
mluis 0:91d1a7783bb9 115 */
mluis 0:91d1a7783bb9 116 static bool PublicNetwork;
mluis 0:91d1a7783bb9 117
mluis 0:91d1a7783bb9 118 /*!
mluis 0:91d1a7783bb9 119 * Indicates if the node supports repeaters
mluis 0:91d1a7783bb9 120 */
mluis 0:91d1a7783bb9 121 static bool RepeaterSupport;
mluis 0:91d1a7783bb9 122
mluis 0:91d1a7783bb9 123 /*!
mluis 0:91d1a7783bb9 124 * Buffer containing the data to be sent or received.
mluis 0:91d1a7783bb9 125 */
mluis 0:91d1a7783bb9 126 static uint8_t LoRaMacBuffer[LORAMAC_PHY_MAXPAYLOAD];
mluis 0:91d1a7783bb9 127
mluis 0:91d1a7783bb9 128 /*!
mluis 0:91d1a7783bb9 129 * Length of packet in LoRaMacBuffer
mluis 0:91d1a7783bb9 130 */
mluis 0:91d1a7783bb9 131 static uint16_t LoRaMacBufferPktLen = 0;
mluis 0:91d1a7783bb9 132
mluis 0:91d1a7783bb9 133 /*!
mluis 0:91d1a7783bb9 134 * Buffer containing the upper layer data.
mluis 0:91d1a7783bb9 135 */
mluis 0:91d1a7783bb9 136 static uint8_t LoRaMacPayload[LORAMAC_PHY_MAXPAYLOAD];
mluis 0:91d1a7783bb9 137 static uint8_t LoRaMacRxPayload[LORAMAC_PHY_MAXPAYLOAD];
mluis 0:91d1a7783bb9 138
mluis 0:91d1a7783bb9 139 /*!
mluis 0:91d1a7783bb9 140 * LoRaMAC frame counter. Each time a packet is sent the counter is incremented.
mluis 0:91d1a7783bb9 141 * Only the 16 LSB bits are sent
mluis 0:91d1a7783bb9 142 */
mluis 0:91d1a7783bb9 143 static uint32_t UpLinkCounter = 1;
mluis 0:91d1a7783bb9 144
mluis 0:91d1a7783bb9 145 /*!
mluis 0:91d1a7783bb9 146 * LoRaMAC frame counter. Each time a packet is received the counter is incremented.
mluis 0:91d1a7783bb9 147 * Only the 16 LSB bits are received
mluis 0:91d1a7783bb9 148 */
mluis 0:91d1a7783bb9 149 static uint32_t DownLinkCounter = 0;
mluis 0:91d1a7783bb9 150
mluis 0:91d1a7783bb9 151 /*!
mluis 0:91d1a7783bb9 152 * IsPacketCounterFixed enables the MIC field tests by fixing the
mluis 0:91d1a7783bb9 153 * UpLinkCounter value
mluis 0:91d1a7783bb9 154 */
mluis 0:91d1a7783bb9 155 static bool IsUpLinkCounterFixed = false;
mluis 0:91d1a7783bb9 156
mluis 0:91d1a7783bb9 157 /*!
mluis 0:91d1a7783bb9 158 * Used for test purposes. Disables the opening of the reception windows.
mluis 0:91d1a7783bb9 159 */
mluis 0:91d1a7783bb9 160 static bool IsRxWindowsEnabled = true;
mluis 0:91d1a7783bb9 161
mluis 0:91d1a7783bb9 162 /*!
mluis 0:91d1a7783bb9 163 * Indicates if the MAC layer has already joined a network.
mluis 0:91d1a7783bb9 164 */
mluis 0:91d1a7783bb9 165 static bool IsLoRaMacNetworkJoined = false;
mluis 0:91d1a7783bb9 166
mluis 0:91d1a7783bb9 167 /*!
mluis 0:91d1a7783bb9 168 * LoRaMac ADR control status
mluis 0:91d1a7783bb9 169 */
snelson 11:507de2ecd2b3 170 static bool AdrCtrlOn = true;
mluis 0:91d1a7783bb9 171
mluis 0:91d1a7783bb9 172 /*!
mluis 0:91d1a7783bb9 173 * Counts the number of missed ADR acknowledgements
mluis 0:91d1a7783bb9 174 */
mluis 0:91d1a7783bb9 175 static uint32_t AdrAckCounter = 0;
mluis 0:91d1a7783bb9 176
mluis 0:91d1a7783bb9 177 /*!
mluis 0:91d1a7783bb9 178 * If the node has sent a FRAME_TYPE_DATA_CONFIRMED_UP this variable indicates
mluis 0:91d1a7783bb9 179 * if the nodes needs to manage the server acknowledgement.
mluis 0:91d1a7783bb9 180 */
mluis 0:91d1a7783bb9 181 static bool NodeAckRequested = false;
mluis 0:91d1a7783bb9 182
mluis 0:91d1a7783bb9 183 /*!
mluis 0:91d1a7783bb9 184 * If the server has sent a FRAME_TYPE_DATA_CONFIRMED_DOWN this variable indicates
mluis 0:91d1a7783bb9 185 * if the ACK bit must be set for the next transmission
mluis 0:91d1a7783bb9 186 */
mluis 0:91d1a7783bb9 187 static bool SrvAckRequested = false;
mluis 0:91d1a7783bb9 188
mluis 0:91d1a7783bb9 189 /*!
mluis 0:91d1a7783bb9 190 * Indicates if the MAC layer wants to send MAC commands
mluis 0:91d1a7783bb9 191 */
mluis 0:91d1a7783bb9 192 static bool MacCommandsInNextTx = false;
mluis 0:91d1a7783bb9 193
mluis 0:91d1a7783bb9 194 /*!
mluis 0:91d1a7783bb9 195 * Contains the current MacCommandsBuffer index
mluis 0:91d1a7783bb9 196 */
mluis 0:91d1a7783bb9 197 static uint8_t MacCommandsBufferIndex = 0;
mluis 0:91d1a7783bb9 198
mluis 0:91d1a7783bb9 199 /*!
mluis 0:91d1a7783bb9 200 * Buffer containing the MAC layer commands
mluis 0:91d1a7783bb9 201 */
mluis 1:91e4e6c60d1e 202 static uint8_t MacCommandsBuffer[LORA_MAC_COMMAND_MAX_LENGTH];
mluis 0:91d1a7783bb9 203
mluis 0:91d1a7783bb9 204 #if defined( USE_BAND_433 )
mluis 0:91d1a7783bb9 205 /*!
mluis 0:91d1a7783bb9 206 * Data rates table definition
mluis 0:91d1a7783bb9 207 */
mluis 0:91d1a7783bb9 208 const uint8_t Datarates[] = { 12, 11, 10, 9, 8, 7, 7, 50 };
mluis 0:91d1a7783bb9 209
mluis 0:91d1a7783bb9 210 /*!
mluis 0:91d1a7783bb9 211 * Maximum payload with respect to the datarate index. Cannot operate with repeater.
mluis 0:91d1a7783bb9 212 */
mluis 0:91d1a7783bb9 213 const uint8_t MaxPayloadOfDatarate[] = { 59, 59, 59, 123, 250, 250, 250, 250 };
mluis 0:91d1a7783bb9 214
mluis 0:91d1a7783bb9 215 /*!
mluis 0:91d1a7783bb9 216 * Maximum payload with respect to the datarate index. Can operate with repeater.
mluis 0:91d1a7783bb9 217 */
mluis 0:91d1a7783bb9 218 const uint8_t MaxPayloadOfDatarateRepeater[] = { 59, 59, 59, 123, 230, 230, 230, 230 };
mluis 0:91d1a7783bb9 219
mluis 0:91d1a7783bb9 220 /*!
mluis 0:91d1a7783bb9 221 * Tx output powers table definition
mluis 0:91d1a7783bb9 222 */
mluis 0:91d1a7783bb9 223 const int8_t TxPowers[] = { 20, 14, 11, 8, 5, 2 };
mluis 0:91d1a7783bb9 224
mluis 0:91d1a7783bb9 225 /*!
mluis 0:91d1a7783bb9 226 * LoRaMac bands
mluis 0:91d1a7783bb9 227 */
mluis 0:91d1a7783bb9 228 static Band_t Bands[LORA_MAX_NB_BANDS] =
mluis 0:91d1a7783bb9 229 {
mluis 0:91d1a7783bb9 230 BAND0,
mluis 0:91d1a7783bb9 231 };
mluis 0:91d1a7783bb9 232
mluis 0:91d1a7783bb9 233 /*!
mluis 0:91d1a7783bb9 234 * LoRaMAC channels
mluis 0:91d1a7783bb9 235 */
mluis 0:91d1a7783bb9 236 static ChannelParams_t Channels[LORA_MAX_NB_CHANNELS] =
mluis 0:91d1a7783bb9 237 {
mluis 0:91d1a7783bb9 238 LC1,
mluis 0:91d1a7783bb9 239 LC2,
mluis 0:91d1a7783bb9 240 LC3,
mluis 0:91d1a7783bb9 241 };
mluis 0:91d1a7783bb9 242 #elif defined( USE_BAND_780 )
mluis 0:91d1a7783bb9 243 /*!
mluis 0:91d1a7783bb9 244 * Data rates table definition
mluis 0:91d1a7783bb9 245 */
mluis 0:91d1a7783bb9 246 const uint8_t Datarates[] = { 12, 11, 10, 9, 8, 7, 7, 50 };
mluis 0:91d1a7783bb9 247
mluis 0:91d1a7783bb9 248 /*!
mluis 0:91d1a7783bb9 249 * Maximum payload with respect to the datarate index. Cannot operate with repeater.
mluis 0:91d1a7783bb9 250 */
mluis 0:91d1a7783bb9 251 const uint8_t MaxPayloadOfDatarate[] = { 59, 59, 59, 123, 250, 250, 250, 250 };
mluis 0:91d1a7783bb9 252
mluis 0:91d1a7783bb9 253 /*!
mluis 0:91d1a7783bb9 254 * Maximum payload with respect to the datarate index. Can operate with repeater.
mluis 0:91d1a7783bb9 255 */
mluis 0:91d1a7783bb9 256 const uint8_t MaxPayloadOfDatarateRepeater[] = { 59, 59, 59, 123, 230, 230, 230, 230 };
mluis 0:91d1a7783bb9 257
mluis 0:91d1a7783bb9 258 /*!
mluis 0:91d1a7783bb9 259 * Tx output powers table definition
mluis 0:91d1a7783bb9 260 */
mluis 0:91d1a7783bb9 261 const int8_t TxPowers[] = { 20, 14, 11, 8, 5, 2 };
mluis 0:91d1a7783bb9 262
mluis 0:91d1a7783bb9 263 /*!
mluis 0:91d1a7783bb9 264 * LoRaMac bands
mluis 0:91d1a7783bb9 265 */
mluis 0:91d1a7783bb9 266 static Band_t Bands[LORA_MAX_NB_BANDS] =
mluis 0:91d1a7783bb9 267 {
mluis 0:91d1a7783bb9 268 BAND0,
mluis 0:91d1a7783bb9 269 };
mluis 0:91d1a7783bb9 270
mluis 0:91d1a7783bb9 271 /*!
mluis 0:91d1a7783bb9 272 * LoRaMAC channels
mluis 0:91d1a7783bb9 273 */
mluis 0:91d1a7783bb9 274 static ChannelParams_t Channels[LORA_MAX_NB_CHANNELS] =
mluis 0:91d1a7783bb9 275 {
mluis 0:91d1a7783bb9 276 LC1,
mluis 0:91d1a7783bb9 277 LC2,
mluis 0:91d1a7783bb9 278 LC3,
mluis 0:91d1a7783bb9 279 };
mluis 0:91d1a7783bb9 280 #elif defined( USE_BAND_868 )
mluis 0:91d1a7783bb9 281 /*!
mluis 0:91d1a7783bb9 282 * Data rates table definition
mluis 0:91d1a7783bb9 283 */
mluis 0:91d1a7783bb9 284 const uint8_t Datarates[] = { 12, 11, 10, 9, 8, 7, 7, 50 };
mluis 0:91d1a7783bb9 285
mluis 0:91d1a7783bb9 286 /*!
mluis 0:91d1a7783bb9 287 * Maximum payload with respect to the datarate index. Cannot operate with repeater.
mluis 0:91d1a7783bb9 288 */
mluis 0:91d1a7783bb9 289 const uint8_t MaxPayloadOfDatarate[] = { 51, 51, 51, 115, 242, 242, 242, 242 };
mluis 0:91d1a7783bb9 290
mluis 0:91d1a7783bb9 291 /*!
mluis 0:91d1a7783bb9 292 * Maximum payload with respect to the datarate index. Can operate with repeater.
mluis 0:91d1a7783bb9 293 */
mluis 0:91d1a7783bb9 294 const uint8_t MaxPayloadOfDatarateRepeater[] = { 51, 51, 51, 115, 222, 222, 222, 222 };
mluis 0:91d1a7783bb9 295
mluis 0:91d1a7783bb9 296 /*!
mluis 0:91d1a7783bb9 297 * Tx output powers table definition
mluis 0:91d1a7783bb9 298 */
mluis 0:91d1a7783bb9 299 const int8_t TxPowers[] = { 20, 14, 11, 8, 5, 2 };
mluis 0:91d1a7783bb9 300
mluis 0:91d1a7783bb9 301 /*!
mluis 0:91d1a7783bb9 302 * LoRaMac bands
mluis 0:91d1a7783bb9 303 */
mluis 0:91d1a7783bb9 304 static Band_t Bands[LORA_MAX_NB_BANDS] =
mluis 0:91d1a7783bb9 305 {
mluis 0:91d1a7783bb9 306 BAND0,
mluis 0:91d1a7783bb9 307 BAND1,
mluis 0:91d1a7783bb9 308 BAND2,
mluis 0:91d1a7783bb9 309 BAND3,
mluis 0:91d1a7783bb9 310 BAND4,
mluis 0:91d1a7783bb9 311 };
mluis 0:91d1a7783bb9 312
mluis 0:91d1a7783bb9 313 /*!
mluis 0:91d1a7783bb9 314 * LoRaMAC channels
mluis 0:91d1a7783bb9 315 */
mluis 0:91d1a7783bb9 316 static ChannelParams_t Channels[LORA_MAX_NB_CHANNELS] =
mluis 0:91d1a7783bb9 317 {
mluis 0:91d1a7783bb9 318 LC1,
mluis 0:91d1a7783bb9 319 LC2,
mluis 0:91d1a7783bb9 320 LC3,
mluis 0:91d1a7783bb9 321 };
mluis 0:91d1a7783bb9 322 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 0:91d1a7783bb9 323 /*!
mluis 0:91d1a7783bb9 324 * Data rates table definition
mluis 0:91d1a7783bb9 325 */
mluis 0:91d1a7783bb9 326 const uint8_t Datarates[] = { 10, 9, 8, 7, 8, 0, 0, 0, 12, 11, 10, 9, 8, 7, 0, 0 };
mluis 0:91d1a7783bb9 327
mluis 0:91d1a7783bb9 328 /*!
mluis 0:91d1a7783bb9 329 * Up/Down link data rates offset definition
mluis 0:91d1a7783bb9 330 */
snelson 8:4816c8449bf2 331 const uint8_t datarateOffsets[16][4] =
mluis 0:91d1a7783bb9 332 {
mluis 0:91d1a7783bb9 333 { DR_10, DR_9 , DR_8 , DR_8 }, // DR_0
mluis 0:91d1a7783bb9 334 { DR_11, DR_10, DR_9 , DR_8 }, // DR_1
mluis 0:91d1a7783bb9 335 { DR_12, DR_11, DR_10, DR_9 }, // DR_2
mluis 0:91d1a7783bb9 336 { DR_13, DR_12, DR_11, DR_10 }, // DR_3
mluis 0:91d1a7783bb9 337 { DR_13, DR_13, DR_12, DR_11 }, // DR_4
mluis 0:91d1a7783bb9 338 { 0xFF , 0xFF , 0xFF , 0xFF },
mluis 0:91d1a7783bb9 339 { 0xFF , 0xFF , 0xFF , 0xFF },
mluis 0:91d1a7783bb9 340 { 0xFF , 0xFF , 0xFF , 0xFF },
mluis 0:91d1a7783bb9 341 { DR_8 , DR_8 , DR_8 , DR_8 },
mluis 0:91d1a7783bb9 342 { DR_9 , DR_8 , DR_8 , DR_8 },
mluis 0:91d1a7783bb9 343 { DR_10, DR_9 , DR_8 , DR_8 },
mluis 0:91d1a7783bb9 344 { DR_11, DR_10, DR_9 , DR_8 },
mluis 0:91d1a7783bb9 345 { DR_12, DR_11, DR_10, DR_9 },
mluis 0:91d1a7783bb9 346 { DR_13, DR_12, DR_11, DR_10 },
mluis 0:91d1a7783bb9 347 { 0xFF , 0xFF , 0xFF , 0xFF },
mluis 0:91d1a7783bb9 348 { 0xFF , 0xFF , 0xFF , 0xFF },
mluis 0:91d1a7783bb9 349 };
mluis 0:91d1a7783bb9 350
mluis 0:91d1a7783bb9 351 /*!
mluis 0:91d1a7783bb9 352 * Maximum payload with respect to the datarate index. Cannot operate with repeater.
mluis 0:91d1a7783bb9 353 */
shaunkrnelson 25:8d0a79bd607b 354 const uint8_t MaxPayloadOfDatarate[] = { 11, 53, 126, 242, 242, 0, 0, 0, 53, 129, 242, 242, 242, 242, 0, 0 };
mluis 0:91d1a7783bb9 355
mluis 0:91d1a7783bb9 356 /*!
mluis 0:91d1a7783bb9 357 * Maximum payload with respect to the datarate index. Can operate with repeater.
mluis 0:91d1a7783bb9 358 */
shaunkrnelson 25:8d0a79bd607b 359 const uint8_t MaxPayloadOfDatarateRepeater[] = { 11, 53, 126, 242, 242, 0, 0, 0, 33, 109, 222, 222, 222, 222, 0, 0 };
mluis 0:91d1a7783bb9 360
mluis 0:91d1a7783bb9 361 /*!
mluis 0:91d1a7783bb9 362 * Tx output powers table definition
mluis 0:91d1a7783bb9 363 */
mluis 0:91d1a7783bb9 364 const int8_t TxPowers[] = { 30, 28, 26, 24, 22, 20, 18, 16, 14, 12, 10 };
mluis 0:91d1a7783bb9 365
mluis 0:91d1a7783bb9 366 /*!
mluis 0:91d1a7783bb9 367 * LoRaMac bands
mluis 0:91d1a7783bb9 368 */
mluis 0:91d1a7783bb9 369 static Band_t Bands[LORA_MAX_NB_BANDS] =
mluis 0:91d1a7783bb9 370 {
mluis 0:91d1a7783bb9 371 BAND0,
mluis 0:91d1a7783bb9 372 };
mluis 0:91d1a7783bb9 373
mluis 0:91d1a7783bb9 374 /*!
mluis 0:91d1a7783bb9 375 * LoRaMAC channels
mluis 0:91d1a7783bb9 376 */
mluis 0:91d1a7783bb9 377 static ChannelParams_t Channels[LORA_MAX_NB_CHANNELS];
mluis 0:91d1a7783bb9 378
mluis 2:14a5d6ad92d5 379 /*!
mluis 2:14a5d6ad92d5 380 * Contains the channels which remain to be applied.
mluis 2:14a5d6ad92d5 381 */
mluis 2:14a5d6ad92d5 382 static uint16_t ChannelsMaskRemaining[6];
snelson 8:4816c8449bf2 383
snelson 8:4816c8449bf2 384 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 385 /*!
snelson 8:4816c8449bf2 386 * Last join request sub-band
snelson 8:4816c8449bf2 387 */
snelson 8:4816c8449bf2 388 static int8_t LastJoinBlock;
snelson 8:4816c8449bf2 389
snelson 8:4816c8449bf2 390 /*!
snelson 8:4816c8449bf2 391 * Next join sub-band block
snelson 8:4816c8449bf2 392 */
snelson 8:4816c8449bf2 393 static uint8_t NextJoinBlock;
snelson 8:4816c8449bf2 394
snelson 8:4816c8449bf2 395 /*!
snelson 8:4816c8449bf2 396 * Mask of 125 KHz sub-bands not used for join transmit
snelson 8:4816c8449bf2 397 */
snelson 8:4816c8449bf2 398 static uint8_t JoinBlocksRemaining;
snelson 8:4816c8449bf2 399
snelson 8:4816c8449bf2 400 /*!
snelson 8:4816c8449bf2 401 * Mask of 500 KHz sub-bands not used for join transmit
snelson 8:4816c8449bf2 402 */
snelson 8:4816c8449bf2 403 static uint8_t Join500KHzRemaining;
snelson 8:4816c8449bf2 404
snelson 8:4816c8449bf2 405 #ifndef JOIN_BLOCK_ORDER
snelson 8:4816c8449bf2 406 #define JOIN_BLOCK_ORDER { -1, -1, -1, -1, -1, -1, -1, -1 }
snelson 8:4816c8449bf2 407 #endif
snelson 8:4816c8449bf2 408
snelson 8:4816c8449bf2 409 /*!
snelson 8:4816c8449bf2 410 * join sub-band block order
snelson 8:4816c8449bf2 411 */
snelson 8:4816c8449bf2 412 static int8_t JoinBlock[8] = JOIN_BLOCK_ORDER;
snelson 8:4816c8449bf2 413
snelson 8:4816c8449bf2 414 #endif
snelson 8:4816c8449bf2 415
shaunkrnelson 16:1e01c8728daa 416 /*!
shaunkrnelson 16:1e01c8728daa 417 * Defines the first channel for RX window 2 for US band
shaunkrnelson 16:1e01c8728daa 418 */
shaunkrnelson 16:1e01c8728daa 419 #define LORAMAC_FIRST_RX2_CHANNEL ( (uint32_t) 923.3e6 )
shaunkrnelson 16:1e01c8728daa 420
shaunkrnelson 16:1e01c8728daa 421 /*!
shaunkrnelson 16:1e01c8728daa 422 * Defines the last channel for RX window 2 for US band
shaunkrnelson 16:1e01c8728daa 423 */
shaunkrnelson 16:1e01c8728daa 424 #define LORAMAC_LAST_RX2_CHANNEL ( (uint32_t) 927.5e6 )
shaunkrnelson 16:1e01c8728daa 425
shaunkrnelson 16:1e01c8728daa 426 /*!
shaunkrnelson 16:1e01c8728daa 427 * Defines the step width of the channels for RX window 2
shaunkrnelson 16:1e01c8728daa 428 */
shaunkrnelson 16:1e01c8728daa 429 #define LORAMAC_STEPWIDTH_RX2_CHANNEL ( (uint32_t) 600e3 )
shaunkrnelson 16:1e01c8728daa 430
shaunkrnelson 16:1e01c8728daa 431
mluis 0:91d1a7783bb9 432 #else
mluis 0:91d1a7783bb9 433 #error "Please define a frequency band in the compiler options."
mluis 0:91d1a7783bb9 434 #endif
mluis 0:91d1a7783bb9 435
mluis 0:91d1a7783bb9 436 /*!
mluis 0:91d1a7783bb9 437 * LoRaMAC 2nd reception window settings
mluis 0:91d1a7783bb9 438 */
mluis 0:91d1a7783bb9 439 static Rx2ChannelParams_t Rx2Channel = RX_WND_2_CHANNEL;
mluis 0:91d1a7783bb9 440
mluis 0:91d1a7783bb9 441 /*!
mluis 0:91d1a7783bb9 442 * Datarate offset between uplink and downlink on first window
mluis 0:91d1a7783bb9 443 */
mluis 0:91d1a7783bb9 444 static uint8_t Rx1DrOffset = 0;
mluis 0:91d1a7783bb9 445
mluis 0:91d1a7783bb9 446 /*!
mluis 0:91d1a7783bb9 447 * Mask indicating which channels are enabled
mluis 0:91d1a7783bb9 448 */
mluis 0:91d1a7783bb9 449 static uint16_t ChannelsMask[6];
mluis 0:91d1a7783bb9 450
mluis 0:91d1a7783bb9 451 /*!
mluis 0:91d1a7783bb9 452 * Channels Tx output power
mluis 0:91d1a7783bb9 453 */
mluis 0:91d1a7783bb9 454 static int8_t ChannelsTxPower = LORAMAC_DEFAULT_TX_POWER;
mluis 0:91d1a7783bb9 455
mluis 0:91d1a7783bb9 456 /*!
mluis 0:91d1a7783bb9 457 * Channels datarate
mluis 0:91d1a7783bb9 458 */
mluis 0:91d1a7783bb9 459 static int8_t ChannelsDatarate = LORAMAC_DEFAULT_DATARATE;
mluis 0:91d1a7783bb9 460
mluis 0:91d1a7783bb9 461 /*!
mluis 0:91d1a7783bb9 462 * Channels default datarate
mluis 0:91d1a7783bb9 463 */
mluis 0:91d1a7783bb9 464 static int8_t ChannelsDefaultDatarate = LORAMAC_DEFAULT_DATARATE;
mluis 0:91d1a7783bb9 465
mluis 0:91d1a7783bb9 466 /*!
mluis 0:91d1a7783bb9 467 * Number of uplink messages repetitions [1:15] (unconfirmed messages only)
mluis 0:91d1a7783bb9 468 */
mluis 0:91d1a7783bb9 469 static uint8_t ChannelsNbRep = 1;
mluis 0:91d1a7783bb9 470
mluis 0:91d1a7783bb9 471 /*!
mluis 0:91d1a7783bb9 472 * Uplink messages repetitions counter
mluis 0:91d1a7783bb9 473 */
mluis 0:91d1a7783bb9 474 static uint8_t ChannelsNbRepCounter = 0;
mluis 0:91d1a7783bb9 475
mluis 0:91d1a7783bb9 476 /*!
mluis 0:91d1a7783bb9 477 * Maximum duty cycle
mluis 0:91d1a7783bb9 478 * \remark Possibility to shutdown the device.
mluis 0:91d1a7783bb9 479 */
mluis 0:91d1a7783bb9 480 static uint8_t MaxDCycle = 0;
mluis 0:91d1a7783bb9 481
mluis 0:91d1a7783bb9 482 /*!
mluis 2:14a5d6ad92d5 483 * Aggregated duty cycle management
mluis 0:91d1a7783bb9 484 */
mluis 0:91d1a7783bb9 485 static uint16_t AggregatedDCycle;
mluis 0:91d1a7783bb9 486 static TimerTime_t AggregatedLastTxDoneTime;
mluis 0:91d1a7783bb9 487 static TimerTime_t AggregatedTimeOff;
mluis 0:91d1a7783bb9 488
mluis 0:91d1a7783bb9 489 /*!
mluis 0:91d1a7783bb9 490 * Enables/Disables duty cycle management (Test only)
mluis 0:91d1a7783bb9 491 */
mluis 0:91d1a7783bb9 492 static bool DutyCycleOn;
mluis 0:91d1a7783bb9 493
mluis 0:91d1a7783bb9 494 /*!
mluis 0:91d1a7783bb9 495 * Current channel index
mluis 0:91d1a7783bb9 496 */
mluis 0:91d1a7783bb9 497 static uint8_t Channel;
mluis 0:91d1a7783bb9 498
mluis 4:37c12dbc8dc7 499 static uint8_t LastTxChannel;
mluis 4:37c12dbc8dc7 500
mluis 0:91d1a7783bb9 501 /*!
mluis 0:91d1a7783bb9 502 * LoRaMac internal states
mluis 0:91d1a7783bb9 503 */
mluis 2:14a5d6ad92d5 504 enum eLoRaMacState
mluis 0:91d1a7783bb9 505 {
mluis 0:91d1a7783bb9 506 MAC_IDLE = 0x00000000,
mluis 0:91d1a7783bb9 507 MAC_TX_RUNNING = 0x00000001,
mluis 0:91d1a7783bb9 508 MAC_RX = 0x00000002,
mluis 0:91d1a7783bb9 509 MAC_ACK_REQ = 0x00000004,
mluis 0:91d1a7783bb9 510 MAC_ACK_RETRY = 0x00000008,
mluis 2:14a5d6ad92d5 511 MAC_TX_DELAYED = 0x00000010,
mluis 3:b9d87593a8ae 512 MAC_TX_CONFIG = 0x00000020,
mluis 4:37c12dbc8dc7 513 MAC_RX_ABORT = 0x00000040,
mluis 0:91d1a7783bb9 514 };
mluis 0:91d1a7783bb9 515
mluis 0:91d1a7783bb9 516 /*!
mluis 0:91d1a7783bb9 517 * LoRaMac internal state
mluis 0:91d1a7783bb9 518 */
mluis 0:91d1a7783bb9 519 uint32_t LoRaMacState = MAC_IDLE;
mluis 0:91d1a7783bb9 520
mluis 0:91d1a7783bb9 521 /*!
mluis 0:91d1a7783bb9 522 * LoRaMac timer used to check the LoRaMacState (runs every second)
mluis 0:91d1a7783bb9 523 */
mluis 0:91d1a7783bb9 524 static TimerEvent_t MacStateCheckTimer;
mluis 0:91d1a7783bb9 525
mluis 0:91d1a7783bb9 526 /*!
mluis 0:91d1a7783bb9 527 * LoRaMac upper layer event functions
mluis 0:91d1a7783bb9 528 */
mluis 2:14a5d6ad92d5 529 static LoRaMacPrimitives_t *LoRaMacPrimitives;
mluis 0:91d1a7783bb9 530
mluis 0:91d1a7783bb9 531 /*!
mluis 2:14a5d6ad92d5 532 * LoRaMac upper layer callback functions
mluis 0:91d1a7783bb9 533 */
mluis 2:14a5d6ad92d5 534 static LoRaMacCallback_t *LoRaMacCallbacks;
mluis 0:91d1a7783bb9 535
mluis 0:91d1a7783bb9 536 /*!
mluis 2:14a5d6ad92d5 537 * Radio events function pointer
mluis 0:91d1a7783bb9 538 */
mluis 2:14a5d6ad92d5 539 static RadioEvents_t RadioEvents;
mluis 0:91d1a7783bb9 540
mluis 0:91d1a7783bb9 541 /*!
mluis 0:91d1a7783bb9 542 * LoRaMac duty cycle delayed Tx timer
mluis 0:91d1a7783bb9 543 */
mluis 0:91d1a7783bb9 544 static TimerEvent_t TxDelayedTimer;
mluis 0:91d1a7783bb9 545
mluis 0:91d1a7783bb9 546 /*!
mluis 0:91d1a7783bb9 547 * LoRaMac reception windows timers
mluis 0:91d1a7783bb9 548 */
mluis 0:91d1a7783bb9 549 static TimerEvent_t RxWindowTimer1;
mluis 0:91d1a7783bb9 550 static TimerEvent_t RxWindowTimer2;
mluis 0:91d1a7783bb9 551
mluis 0:91d1a7783bb9 552 /*!
mluis 0:91d1a7783bb9 553 * LoRaMac reception windows delay from end of Tx
mluis 0:91d1a7783bb9 554 */
mluis 0:91d1a7783bb9 555 static uint32_t ReceiveDelay1;
mluis 0:91d1a7783bb9 556 static uint32_t ReceiveDelay2;
mluis 0:91d1a7783bb9 557 static uint32_t JoinAcceptDelay1;
mluis 0:91d1a7783bb9 558 static uint32_t JoinAcceptDelay2;
mluis 0:91d1a7783bb9 559
mluis 0:91d1a7783bb9 560 /*!
mluis 0:91d1a7783bb9 561 * LoRaMac reception windows delay
mluis 0:91d1a7783bb9 562 * \remark normal frame: RxWindowXDelay = ReceiveDelayX - RADIO_WAKEUP_TIME
mluis 0:91d1a7783bb9 563 * join frame : RxWindowXDelay = JoinAcceptDelayX - RADIO_WAKEUP_TIME
mluis 0:91d1a7783bb9 564 */
mluis 0:91d1a7783bb9 565 static uint32_t RxWindow1Delay;
mluis 0:91d1a7783bb9 566 static uint32_t RxWindow2Delay;
mluis 0:91d1a7783bb9 567
mluis 0:91d1a7783bb9 568 /*!
mluis 0:91d1a7783bb9 569 * LoRaMac maximum time a reception window stays open
mluis 0:91d1a7783bb9 570 */
mluis 0:91d1a7783bb9 571 static uint32_t MaxRxWindow;
mluis 0:91d1a7783bb9 572
mluis 0:91d1a7783bb9 573 /*!
mluis 0:91d1a7783bb9 574 * Acknowledge timeout timer. Used for packet retransmissions.
mluis 0:91d1a7783bb9 575 */
mluis 0:91d1a7783bb9 576 static TimerEvent_t AckTimeoutTimer;
mluis 0:91d1a7783bb9 577
mluis 0:91d1a7783bb9 578 /*!
mluis 0:91d1a7783bb9 579 * Number of trials to get a frame acknowledged
mluis 0:91d1a7783bb9 580 */
mluis 0:91d1a7783bb9 581 static uint8_t AckTimeoutRetries = 1;
mluis 0:91d1a7783bb9 582
mluis 0:91d1a7783bb9 583 /*!
mluis 0:91d1a7783bb9 584 * Number of trials to get a frame acknowledged
mluis 0:91d1a7783bb9 585 */
mluis 0:91d1a7783bb9 586 static uint8_t AckTimeoutRetriesCounter = 1;
mluis 0:91d1a7783bb9 587
mluis 0:91d1a7783bb9 588 /*!
mluis 0:91d1a7783bb9 589 * Indicates if the AckTimeout timer has expired or not
mluis 0:91d1a7783bb9 590 */
mluis 0:91d1a7783bb9 591 static bool AckTimeoutRetry = false;
mluis 0:91d1a7783bb9 592
mluis 0:91d1a7783bb9 593 /*!
mluis 0:91d1a7783bb9 594 * Last transmission time on air
mluis 0:91d1a7783bb9 595 */
mluis 0:91d1a7783bb9 596 TimerTime_t TxTimeOnAir = 0;
mluis 0:91d1a7783bb9 597
mluis 0:91d1a7783bb9 598 /*!
mluis 2:14a5d6ad92d5 599 * Structure to hold an MCPS indication data.
mluis 2:14a5d6ad92d5 600 */
mluis 2:14a5d6ad92d5 601 static McpsIndication_t McpsIndication;
mluis 2:14a5d6ad92d5 602
mluis 2:14a5d6ad92d5 603 /*!
mluis 2:14a5d6ad92d5 604 * Structure to hold MCPS confirm data.
mluis 2:14a5d6ad92d5 605 */
mluis 2:14a5d6ad92d5 606 static McpsConfirm_t McpsConfirm;
mluis 2:14a5d6ad92d5 607
mluis 2:14a5d6ad92d5 608 /*!
mluis 2:14a5d6ad92d5 609 * Structure to hold MLME confirm data.
mluis 2:14a5d6ad92d5 610 */
mluis 2:14a5d6ad92d5 611 static MlmeConfirm_t MlmeConfirm;
mluis 2:14a5d6ad92d5 612
mluis 2:14a5d6ad92d5 613 /*!
mluis 2:14a5d6ad92d5 614 * Holds the current rx window slot
mluis 2:14a5d6ad92d5 615 */
mluis 2:14a5d6ad92d5 616 static uint8_t RxSlot = 0;
mluis 2:14a5d6ad92d5 617
mluis 2:14a5d6ad92d5 618 /*!
mluis 2:14a5d6ad92d5 619 * LoRaMac tx/rx operation state
mluis 2:14a5d6ad92d5 620 */
mluis 2:14a5d6ad92d5 621 LoRaMacFlags_t LoRaMacFlags;
mluis 2:14a5d6ad92d5 622
snelson 9:ad93de20d720 623 /*!
snelson 9:ad93de20d720 624 * Join Retransmission back-off configuration
snelson 8:4816c8449bf2 625 */
snelson 8:4816c8449bf2 626 LoRaMacRetransmissionDCycle_t JoinReTransmitDCycle[JOIN_NB_RETRANSMISSION_DCYCLES] =
snelson 8:4816c8449bf2 627 {
snelson 8:4816c8449bf2 628 JOIN_RETRANSMISSION_DCYCLE1,
snelson 8:4816c8449bf2 629 JOIN_RETRANSMISSION_DCYCLE2,
snelson 8:4816c8449bf2 630 JOIN_RETRANSMISSION_DCYCLE3
snelson 8:4816c8449bf2 631 };
snelson 8:4816c8449bf2 632
snelson 8:4816c8449bf2 633 /*!
snelson 8:4816c8449bf2 634 * Uptime of the last sent join request
snelson 8:4816c8449bf2 635 */
snelson 8:4816c8449bf2 636 static TimerTime_t LastJoinTxTime;
snelson 8:4816c8449bf2 637
snelson 8:4816c8449bf2 638 /*!
snelson 8:4816c8449bf2 639 * Aggregated join request time on air
snelson 8:4816c8449bf2 640 */
snelson 8:4816c8449bf2 641 static TimerTime_t JoinAggTimeOnAir;
snelson 8:4816c8449bf2 642
snelson 8:4816c8449bf2 643
mluis 2:14a5d6ad92d5 644 /*!
mluis 2:14a5d6ad92d5 645 * \brief Function to be executed on Radio Tx Done event
mluis 0:91d1a7783bb9 646 */
mluis 0:91d1a7783bb9 647 static void OnRadioTxDone( void );
mluis 0:91d1a7783bb9 648
mluis 0:91d1a7783bb9 649 /*!
mluis 3:b9d87593a8ae 650 * \brief This function prepares the MAC to abort the execution of function
mluis 3:b9d87593a8ae 651 * OnRadioRxDone in case of a reception error.
mluis 3:b9d87593a8ae 652 */
mluis 3:b9d87593a8ae 653 static void PrepareRxDoneAbort( void );
mluis 3:b9d87593a8ae 654
mluis 3:b9d87593a8ae 655 /*!
mluis 2:14a5d6ad92d5 656 * \brief Function to be executed on Radio Rx Done event
mluis 0:91d1a7783bb9 657 */
mluis 0:91d1a7783bb9 658 static void OnRadioRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr );
mluis 0:91d1a7783bb9 659
mluis 0:91d1a7783bb9 660 /*!
mluis 2:14a5d6ad92d5 661 * \brief Function executed on Radio Tx Timeout event
mluis 0:91d1a7783bb9 662 */
mluis 0:91d1a7783bb9 663 static void OnRadioTxTimeout( void );
mluis 0:91d1a7783bb9 664
mluis 0:91d1a7783bb9 665 /*!
mluis 2:14a5d6ad92d5 666 * \brief Function executed on Radio Rx error event
mluis 0:91d1a7783bb9 667 */
mluis 0:91d1a7783bb9 668 static void OnRadioRxError( void );
mluis 0:91d1a7783bb9 669
mluis 0:91d1a7783bb9 670 /*!
mluis 2:14a5d6ad92d5 671 * \brief Function executed on Radio Rx Timeout event
mluis 0:91d1a7783bb9 672 */
mluis 0:91d1a7783bb9 673 static void OnRadioRxTimeout( void );
mluis 0:91d1a7783bb9 674
mluis 0:91d1a7783bb9 675 /*!
mluis 2:14a5d6ad92d5 676 * \brief Function executed on Resend Frame timer event.
mluis 0:91d1a7783bb9 677 */
mluis 0:91d1a7783bb9 678 static void OnMacStateCheckTimerEvent( void );
mluis 0:91d1a7783bb9 679
mluis 0:91d1a7783bb9 680 /*!
mluis 2:14a5d6ad92d5 681 * \brief Function executed on duty cycle delayed Tx timer event
mluis 0:91d1a7783bb9 682 */
mluis 0:91d1a7783bb9 683 static void OnTxDelayedTimerEvent( void );
mluis 0:91d1a7783bb9 684
mluis 0:91d1a7783bb9 685 /*!
mluis 2:14a5d6ad92d5 686 * \brief Function executed on first Rx window timer event
mluis 0:91d1a7783bb9 687 */
mluis 0:91d1a7783bb9 688 static void OnRxWindow1TimerEvent( void );
mluis 0:91d1a7783bb9 689
mluis 0:91d1a7783bb9 690 /*!
mluis 2:14a5d6ad92d5 691 * \brief Function executed on second Rx window timer event
mluis 0:91d1a7783bb9 692 */
mluis 0:91d1a7783bb9 693 static void OnRxWindow2TimerEvent( void );
mluis 0:91d1a7783bb9 694
mluis 0:91d1a7783bb9 695 /*!
mluis 2:14a5d6ad92d5 696 * \brief Function executed on AckTimeout timer event
mluis 0:91d1a7783bb9 697 */
mluis 0:91d1a7783bb9 698 static void OnAckTimeoutTimerEvent( void );
mluis 0:91d1a7783bb9 699
mluis 0:91d1a7783bb9 700 /*!
mluis 2:14a5d6ad92d5 701 * \brief Searches and set the next random available channel
mluis 2:14a5d6ad92d5 702 *
mluis 3:b9d87593a8ae 703 * \param [OUT] Time to wait for the next transmission according to the duty
mluis 3:b9d87593a8ae 704 * cycle.
mluis 3:b9d87593a8ae 705 *
mluis 3:b9d87593a8ae 706 * \retval status Function status [1: OK, 0: Unable to find a channel on the
mluis 3:b9d87593a8ae 707 * current datarate]
mluis 2:14a5d6ad92d5 708 */
mluis 3:b9d87593a8ae 709 static bool SetNextChannel( TimerTime_t* time );
mluis 2:14a5d6ad92d5 710
mluis 2:14a5d6ad92d5 711 /*!
mluis 2:14a5d6ad92d5 712 * \brief Sets the network to public or private. Updates the sync byte.
mluis 2:14a5d6ad92d5 713 *
mluis 2:14a5d6ad92d5 714 * \param [IN] enable if true, it enables a public network
mluis 2:14a5d6ad92d5 715 */
mluis 2:14a5d6ad92d5 716 static void SetPublicNetwork( bool enable );
mluis 2:14a5d6ad92d5 717
mluis 2:14a5d6ad92d5 718 /*!
mluis 2:14a5d6ad92d5 719 * \brief Initializes and opens the reception window
mluis 2:14a5d6ad92d5 720 *
mluis 2:14a5d6ad92d5 721 * \param [IN] freq window channel frequency
mluis 2:14a5d6ad92d5 722 * \param [IN] datarate window channel datarate
mluis 2:14a5d6ad92d5 723 * \param [IN] bandwidth window channel bandwidth
mluis 2:14a5d6ad92d5 724 * \param [IN] timeout window channel timeout
mluis 0:91d1a7783bb9 725 */
mluis 2:14a5d6ad92d5 726 static void RxWindowSetup( uint32_t freq, int8_t datarate, uint32_t bandwidth, uint16_t timeout, bool rxContinuous );
mluis 2:14a5d6ad92d5 727
mluis 2:14a5d6ad92d5 728 /*!
shaunkrnelson 16:1e01c8728daa 729 * \brief Verifies if the RX window 2 frequency is in range
shaunkrnelson 16:1e01c8728daa 730 *
shaunkrnelson 16:1e01c8728daa 731 * \param [IN] freq window channel frequency
shaunkrnelson 16:1e01c8728daa 732 *
shaunkrnelson 16:1e01c8728daa 733 * \retval status Function status [1: OK, 0: Frequency not applicable]
shaunkrnelson 16:1e01c8728daa 734 */
shaunkrnelson 16:1e01c8728daa 735 static bool Rx2FreqInRange( uint32_t freq );
shaunkrnelson 16:1e01c8728daa 736
shaunkrnelson 16:1e01c8728daa 737
shaunkrnelson 16:1e01c8728daa 738 /*!
mluis 2:14a5d6ad92d5 739 * \brief Adds a new MAC command to be sent.
mluis 2:14a5d6ad92d5 740 *
mluis 2:14a5d6ad92d5 741 * \Remark MAC layer internal function
mluis 2:14a5d6ad92d5 742 *
mluis 2:14a5d6ad92d5 743 * \param [in] cmd MAC command to be added
mluis 2:14a5d6ad92d5 744 * [MOTE_MAC_LINK_CHECK_REQ,
mluis 2:14a5d6ad92d5 745 * MOTE_MAC_LINK_ADR_ANS,
mluis 2:14a5d6ad92d5 746 * MOTE_MAC_DUTY_CYCLE_ANS,
mluis 2:14a5d6ad92d5 747 * MOTE_MAC_RX2_PARAM_SET_ANS,
mluis 2:14a5d6ad92d5 748 * MOTE_MAC_DEV_STATUS_ANS
mluis 2:14a5d6ad92d5 749 * MOTE_MAC_NEW_CHANNEL_ANS]
mluis 2:14a5d6ad92d5 750 * \param [in] p1 1st parameter ( optional depends on the command )
mluis 2:14a5d6ad92d5 751 * \param [in] p2 2nd parameter ( optional depends on the command )
mluis 2:14a5d6ad92d5 752 *
mluis 2:14a5d6ad92d5 753 * \retval status Function status [0: OK, 1: Unknown command, 2: Buffer full]
mluis 2:14a5d6ad92d5 754 */
mluis 2:14a5d6ad92d5 755 static LoRaMacStatus_t AddMacCommand( uint8_t cmd, uint8_t p1, uint8_t p2 );
mluis 0:91d1a7783bb9 756
mluis 0:91d1a7783bb9 757 /*!
mluis 0:91d1a7783bb9 758 * \brief Validates if the payload fits into the frame, taking the datarate
mluis 0:91d1a7783bb9 759 * into account.
mluis 0:91d1a7783bb9 760 *
mluis 0:91d1a7783bb9 761 * \details Refer to chapter 4.3.2 of the LoRaWAN specification, v1.0
mluis 0:91d1a7783bb9 762 *
mluis 0:91d1a7783bb9 763 * \param lenN Length of the application payload. The length depends on the
mluis 0:91d1a7783bb9 764 * datarate and is region specific
mluis 0:91d1a7783bb9 765 *
mluis 0:91d1a7783bb9 766 * \param datarate Current datarate
mluis 0:91d1a7783bb9 767 *
mluis 2:14a5d6ad92d5 768 * \param fOptsLen Length of the fOpts field
mluis 2:14a5d6ad92d5 769 *
mluis 0:91d1a7783bb9 770 * \retval [false: payload does not fit into the frame, true: payload fits into
mluis 0:91d1a7783bb9 771 * the frame]
mluis 0:91d1a7783bb9 772 */
mluis 2:14a5d6ad92d5 773 static bool ValidatePayloadLength( uint8_t lenN, int8_t datarate, uint8_t fOptsLen );
mluis 0:91d1a7783bb9 774
mluis 4:37c12dbc8dc7 775 /*!
mluis 4:37c12dbc8dc7 776 * \brief Counts the number of bits in a mask.
mluis 4:37c12dbc8dc7 777 *
mluis 4:37c12dbc8dc7 778 * \param [IN] mask A mask from which the function counts the active bits.
mluis 4:37c12dbc8dc7 779 * \param [IN] nbBits The number of bits to check.
mluis 4:37c12dbc8dc7 780 *
mluis 4:37c12dbc8dc7 781 * \retval Number of enabled bits in the mask.
mluis 4:37c12dbc8dc7 782 */
mluis 4:37c12dbc8dc7 783 static uint8_t CountBits( uint16_t mask, uint8_t nbBits );
mluis 4:37c12dbc8dc7 784
mluis 0:91d1a7783bb9 785 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 0:91d1a7783bb9 786 /*!
mluis 0:91d1a7783bb9 787 * \brief Counts the number of enabled 125 kHz channels in the channel mask.
mluis 0:91d1a7783bb9 788 * This function can only be applied to US915 band.
mluis 0:91d1a7783bb9 789 *
mluis 4:37c12dbc8dc7 790 * \param [IN] channelsMask Pointer to the first element of the channel mask
mluis 0:91d1a7783bb9 791 *
mluis 0:91d1a7783bb9 792 * \retval Number of enabled channels in the channel mask
mluis 0:91d1a7783bb9 793 */
mluis 0:91d1a7783bb9 794 static uint8_t CountNbEnabled125kHzChannels( uint16_t *channelsMask );
mluis 4:37c12dbc8dc7 795
mluis 4:37c12dbc8dc7 796 #if defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 797 /*!
mluis 4:37c12dbc8dc7 798 * \brief Validates the correctness of the channel mask for US915, hybrid mode.
mluis 4:37c12dbc8dc7 799 *
mluis 4:37c12dbc8dc7 800 * \param [IN] mask Block definition to set.
mluis 4:37c12dbc8dc7 801 * \param [OUT] channelsMask Pointer to the first element of the channel mask
mluis 4:37c12dbc8dc7 802 */
mluis 4:37c12dbc8dc7 803 static void ReenableChannels( uint16_t mask, uint16_t* channelMask );
mluis 4:37c12dbc8dc7 804
mluis 4:37c12dbc8dc7 805 /*!
mluis 4:37c12dbc8dc7 806 * \brief Validates the correctness of the channel mask for US915, hybrid mode.
mluis 4:37c12dbc8dc7 807 *
mluis 4:37c12dbc8dc7 808 * \param [IN] channelsMask Pointer to the first element of the channel mask
mluis 4:37c12dbc8dc7 809 *
mluis 4:37c12dbc8dc7 810 * \retval [true: channel mask correct, false: channel mask not correct]
mluis 4:37c12dbc8dc7 811 */
mluis 4:37c12dbc8dc7 812 static bool ValidateChannelMask( uint16_t* channelMask );
mluis 4:37c12dbc8dc7 813 #endif
mluis 4:37c12dbc8dc7 814
mluis 0:91d1a7783bb9 815 #endif
mluis 0:91d1a7783bb9 816
mluis 0:91d1a7783bb9 817 /*!
mluis 0:91d1a7783bb9 818 * \brief Limits the Tx power according to the number of enabled channels
mluis 0:91d1a7783bb9 819 *
mluis 0:91d1a7783bb9 820 * \retval Returns the maximum valid tx power
mluis 0:91d1a7783bb9 821 */
mluis 0:91d1a7783bb9 822 static int8_t LimitTxPower( int8_t txPower );
mluis 0:91d1a7783bb9 823
mluis 0:91d1a7783bb9 824 /*!
mluis 2:14a5d6ad92d5 825 * \brief Verifies, if a value is in a given range.
mluis 2:14a5d6ad92d5 826 *
mluis 2:14a5d6ad92d5 827 * \param value Value to verify, if it is in range
mluis 2:14a5d6ad92d5 828 *
mluis 2:14a5d6ad92d5 829 * \param min Minimum possible value
mluis 2:14a5d6ad92d5 830 *
mluis 2:14a5d6ad92d5 831 * \param max Maximum possible value
mluis 2:14a5d6ad92d5 832 *
mluis 2:14a5d6ad92d5 833 * \retval Returns the maximum valid tx power
mluis 2:14a5d6ad92d5 834 */
mluis 2:14a5d6ad92d5 835 static bool ValueInRange( int8_t value, int8_t min, int8_t max );
mluis 2:14a5d6ad92d5 836
mluis 2:14a5d6ad92d5 837 /*!
mluis 2:14a5d6ad92d5 838 * \brief Calculates the next datarate to set, when ADR is on or off
mluis 2:14a5d6ad92d5 839 *
mluis 2:14a5d6ad92d5 840 * \param [IN] adrEnabled Specify whether ADR is on or off
mluis 2:14a5d6ad92d5 841 *
snelson 8:4816c8449bf2 842 * \param [IN] isTx Set to true if called by transmit, set to false if a dry run
mluis 2:14a5d6ad92d5 843 *
mluis 2:14a5d6ad92d5 844 * \param [OUT] datarateOut Reports the datarate which will be used next
mluis 2:14a5d6ad92d5 845 *
snelson 8:4816c8449bf2 846 * \param [OUT] txpowerOut Reports the tx power which will be used next
snelson 8:4816c8449bf2 847 *
mluis 2:14a5d6ad92d5 848 * \retval Returns the state of ADR ack request
mluis 2:14a5d6ad92d5 849 */
snelson 8:4816c8449bf2 850 static bool AdrNextDr( bool adrEnabled, bool isTx, int8_t* datarateOut, int8_t* txpowerOut );
mluis 2:14a5d6ad92d5 851
mluis 2:14a5d6ad92d5 852 /*!
mluis 2:14a5d6ad92d5 853 * \brief Disables channel in a specified channel mask
mluis 2:14a5d6ad92d5 854 *
mluis 2:14a5d6ad92d5 855 * \param [IN] id - Id of the channel
mluis 2:14a5d6ad92d5 856 *
mluis 2:14a5d6ad92d5 857 * \param [IN] mask - Pointer to the channel mask to edit
mluis 0:91d1a7783bb9 858 *
mluis 2:14a5d6ad92d5 859 * \retval [true, if disable was successful, false if not]
mluis 2:14a5d6ad92d5 860 */
mluis 2:14a5d6ad92d5 861 static bool DisableChannelInMask( uint8_t id, uint16_t* mask );
mluis 2:14a5d6ad92d5 862
mluis 2:14a5d6ad92d5 863 /*!
mluis 2:14a5d6ad92d5 864 * \brief Decodes MAC commands in the fOpts field and in the payload
mluis 2:14a5d6ad92d5 865 */
mluis 2:14a5d6ad92d5 866 static void ProcessMacCommands( uint8_t *payload, uint8_t macIndex, uint8_t commandsSize, uint8_t snr );
mluis 2:14a5d6ad92d5 867
mluis 2:14a5d6ad92d5 868 /*!
mluis 2:14a5d6ad92d5 869 * \brief LoRaMAC layer generic send frame
mluis 2:14a5d6ad92d5 870 *
mluis 2:14a5d6ad92d5 871 * \param [IN] macHdr MAC header field
mluis 2:14a5d6ad92d5 872 * \param [IN] fPort MAC payload port
mluis 2:14a5d6ad92d5 873 * \param [IN] fBuffer MAC data buffer to be sent
mluis 2:14a5d6ad92d5 874 * \param [IN] fBufferSize MAC data buffer size
mluis 2:14a5d6ad92d5 875 * \retval status Status of the operation.
mluis 2:14a5d6ad92d5 876 */
mluis 2:14a5d6ad92d5 877 LoRaMacStatus_t Send( LoRaMacHeader_t *macHdr, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
mluis 2:14a5d6ad92d5 878
mluis 2:14a5d6ad92d5 879 /*!
mluis 2:14a5d6ad92d5 880 * \brief LoRaMAC layer frame buffer initialization
mluis 2:14a5d6ad92d5 881 *
mluis 2:14a5d6ad92d5 882 * \param [IN] macHdr MAC header field
mluis 2:14a5d6ad92d5 883 * \param [IN] fCtrl MAC frame control field
mluis 2:14a5d6ad92d5 884 * \param [IN] fOpts MAC commands buffer
mluis 2:14a5d6ad92d5 885 * \param [IN] fPort MAC payload port
mluis 2:14a5d6ad92d5 886 * \param [IN] fBuffer MAC data buffer to be sent
mluis 2:14a5d6ad92d5 887 * \param [IN] fBufferSize MAC data buffer size
mluis 2:14a5d6ad92d5 888 * \retval status Status of the operation.
mluis 2:14a5d6ad92d5 889 */
mluis 2:14a5d6ad92d5 890 LoRaMacStatus_t PrepareFrame( LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
mluis 2:14a5d6ad92d5 891
mluis 2:14a5d6ad92d5 892 /*
mluis 2:14a5d6ad92d5 893 * \brief Schedules the frame according to the duty cycle
mluis 2:14a5d6ad92d5 894 *
mluis 2:14a5d6ad92d5 895 * \retval Status of the operation
mluis 2:14a5d6ad92d5 896 */
mluis 2:14a5d6ad92d5 897 static LoRaMacStatus_t ScheduleTx( void );
mluis 2:14a5d6ad92d5 898
mluis 4:37c12dbc8dc7 899 /*
mluis 4:37c12dbc8dc7 900 * \brief Calculates the back-off time for the band of a channel.
mluis 4:37c12dbc8dc7 901 *
mluis 4:37c12dbc8dc7 902 * \param [IN] channel The last Tx channel index
mluis 4:37c12dbc8dc7 903 */
mluis 4:37c12dbc8dc7 904 static void CalculateBackOff( uint8_t channel );
mluis 4:37c12dbc8dc7 905
mluis 2:14a5d6ad92d5 906 /*!
mluis 2:14a5d6ad92d5 907 * \brief LoRaMAC layer prepared frame buffer transmission with channel specification
mluis 2:14a5d6ad92d5 908 *
mluis 2:14a5d6ad92d5 909 * \remark PrepareFrame must be called at least once before calling this
mluis 2:14a5d6ad92d5 910 * function.
mluis 2:14a5d6ad92d5 911 *
mluis 2:14a5d6ad92d5 912 * \param [IN] channel Channel parameters
mluis 2:14a5d6ad92d5 913 * \retval status Status of the operation.
mluis 0:91d1a7783bb9 914 */
mluis 2:14a5d6ad92d5 915 LoRaMacStatus_t SendFrameOnChannel( ChannelParams_t channel );
mluis 2:14a5d6ad92d5 916
mluis 2:14a5d6ad92d5 917
mluis 2:14a5d6ad92d5 918
mluis 2:14a5d6ad92d5 919 static void OnRadioTxDone( void )
mluis 2:14a5d6ad92d5 920 {
mluis 2:14a5d6ad92d5 921 TimerTime_t curTime = TimerGetCurrentTime( );
mluis 2:14a5d6ad92d5 922 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 923 {
mluis 2:14a5d6ad92d5 924 Radio.Sleep( );
mluis 2:14a5d6ad92d5 925 }
mluis 2:14a5d6ad92d5 926 else
mluis 2:14a5d6ad92d5 927 {
mluis 2:14a5d6ad92d5 928 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 929 }
mluis 2:14a5d6ad92d5 930
mluis 4:37c12dbc8dc7 931 // Store last Tx channel
mluis 4:37c12dbc8dc7 932 LastTxChannel = Channel;
mluis 4:37c12dbc8dc7 933 // Update last tx done time for the current channel
mluis 4:37c12dbc8dc7 934 Bands[Channels[LastTxChannel].Band].LastTxDoneTime = curTime;
mluis 4:37c12dbc8dc7 935 // Update Aggregated last tx done time
mluis 2:14a5d6ad92d5 936 AggregatedLastTxDoneTime = curTime;
mluis 2:14a5d6ad92d5 937
snelson 8:4816c8449bf2 938 // Update join tx done and time on air
snelson 8:4816c8449bf2 939 if( ( LoRaMacFlags.Bits.MlmeReq == 1 ) && ( MlmeConfirm.MlmeRequest == MLME_JOIN ) )
snelson 8:4816c8449bf2 940 {
snelson 8:4816c8449bf2 941 JoinAggTimeOnAir += TxTimeOnAir;
snelson 8:4816c8449bf2 942 LastJoinTxTime = curTime;
snelson 8:4816c8449bf2 943 }
snelson 8:4816c8449bf2 944
mluis 2:14a5d6ad92d5 945 if( IsRxWindowsEnabled == true )
mluis 2:14a5d6ad92d5 946 {
mluis 2:14a5d6ad92d5 947 TimerSetValue( &RxWindowTimer1, RxWindow1Delay );
mluis 2:14a5d6ad92d5 948 TimerStart( &RxWindowTimer1 );
mluis 2:14a5d6ad92d5 949 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 950 {
mluis 2:14a5d6ad92d5 951 TimerSetValue( &RxWindowTimer2, RxWindow2Delay );
mluis 2:14a5d6ad92d5 952 TimerStart( &RxWindowTimer2 );
mluis 2:14a5d6ad92d5 953 }
mluis 2:14a5d6ad92d5 954 if( ( LoRaMacDeviceClass == CLASS_C ) || ( NodeAckRequested == true ) )
mluis 2:14a5d6ad92d5 955 {
mluis 2:14a5d6ad92d5 956 TimerSetValue( &AckTimeoutTimer, RxWindow2Delay + ACK_TIMEOUT +
mluis 2:14a5d6ad92d5 957 randr( -ACK_TIMEOUT_RND, ACK_TIMEOUT_RND ) );
mluis 2:14a5d6ad92d5 958 TimerStart( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 959 }
mluis 2:14a5d6ad92d5 960 }
mluis 2:14a5d6ad92d5 961 else
mluis 2:14a5d6ad92d5 962 {
mluis 2:14a5d6ad92d5 963 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 964 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
mluis 2:14a5d6ad92d5 965
mluis 2:14a5d6ad92d5 966 if( LoRaMacFlags.Value == 0 )
mluis 2:14a5d6ad92d5 967 {
mluis 2:14a5d6ad92d5 968 LoRaMacFlags.Bits.McpsReq = 1;
mluis 2:14a5d6ad92d5 969 }
mluis 2:14a5d6ad92d5 970 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 971 }
mluis 2:14a5d6ad92d5 972
mluis 2:14a5d6ad92d5 973 if( NodeAckRequested == false )
mluis 2:14a5d6ad92d5 974 {
mluis 2:14a5d6ad92d5 975 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 976 ChannelsNbRepCounter++;
mluis 2:14a5d6ad92d5 977 }
mluis 2:14a5d6ad92d5 978 }
mluis 2:14a5d6ad92d5 979
mluis 3:b9d87593a8ae 980 static void PrepareRxDoneAbort( void )
mluis 3:b9d87593a8ae 981 {
mluis 4:37c12dbc8dc7 982 LoRaMacState |= MAC_RX_ABORT;
mluis 3:b9d87593a8ae 983
mluis 3:b9d87593a8ae 984 if( NodeAckRequested )
mluis 3:b9d87593a8ae 985 {
mluis 3:b9d87593a8ae 986 OnAckTimeoutTimerEvent( );
mluis 3:b9d87593a8ae 987 }
mluis 3:b9d87593a8ae 988
mluis 3:b9d87593a8ae 989 if( ( RxSlot == 0 ) && ( LoRaMacDeviceClass == CLASS_C ) )
mluis 3:b9d87593a8ae 990 {
mluis 3:b9d87593a8ae 991 OnRxWindow2TimerEvent( );
mluis 3:b9d87593a8ae 992 }
mluis 3:b9d87593a8ae 993
mluis 3:b9d87593a8ae 994 LoRaMacFlags.Bits.McpsInd = 1;
mluis 3:b9d87593a8ae 995 LoRaMacFlags.Bits.MacDone = 1;
mluis 3:b9d87593a8ae 996
mluis 3:b9d87593a8ae 997 // Trig OnMacCheckTimerEvent call as soon as possible
mluis 3:b9d87593a8ae 998 TimerSetValue( &MacStateCheckTimer, 1000 );
mluis 3:b9d87593a8ae 999 TimerStart( &MacStateCheckTimer );
mluis 3:b9d87593a8ae 1000 }
mluis 3:b9d87593a8ae 1001
mluis 2:14a5d6ad92d5 1002 static void OnRadioRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr )
mluis 0:91d1a7783bb9 1003 {
mluis 2:14a5d6ad92d5 1004 LoRaMacHeader_t macHdr;
mluis 2:14a5d6ad92d5 1005 LoRaMacFrameCtrl_t fCtrl;
mluis 4:37c12dbc8dc7 1006 bool skipIndication = false;
mluis 2:14a5d6ad92d5 1007
mluis 2:14a5d6ad92d5 1008 uint8_t pktHeaderLen = 0;
mluis 2:14a5d6ad92d5 1009 uint32_t address = 0;
mluis 2:14a5d6ad92d5 1010 uint8_t appPayloadStartIndex = 0;
mluis 2:14a5d6ad92d5 1011 uint8_t port = 0xFF;
mluis 2:14a5d6ad92d5 1012 uint8_t frameLen = 0;
mluis 2:14a5d6ad92d5 1013 uint32_t mic = 0;
mluis 2:14a5d6ad92d5 1014 uint32_t micRx = 0;
mluis 2:14a5d6ad92d5 1015
mluis 2:14a5d6ad92d5 1016 uint16_t sequenceCounter = 0;
mluis 2:14a5d6ad92d5 1017 uint16_t sequenceCounterPrev = 0;
mluis 2:14a5d6ad92d5 1018 uint16_t sequenceCounterDiff = 0;
mluis 2:14a5d6ad92d5 1019 uint32_t downLinkCounter = 0;
mluis 2:14a5d6ad92d5 1020
mluis 2:14a5d6ad92d5 1021 MulticastParams_t *curMulticastParams = NULL;
mluis 2:14a5d6ad92d5 1022 uint8_t *nwkSKey = LoRaMacNwkSKey;
mluis 2:14a5d6ad92d5 1023 uint8_t *appSKey = LoRaMacAppSKey;
mluis 2:14a5d6ad92d5 1024
mluis 2:14a5d6ad92d5 1025 uint8_t multicast = 0;
mluis 2:14a5d6ad92d5 1026
mluis 2:14a5d6ad92d5 1027 bool isMicOk = false;
mluis 2:14a5d6ad92d5 1028
mluis 2:14a5d6ad92d5 1029 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1030 McpsIndication.Rssi = rssi;
mluis 2:14a5d6ad92d5 1031 McpsIndication.Snr = snr;
mluis 2:14a5d6ad92d5 1032 McpsIndication.RxSlot = RxSlot;
mluis 2:14a5d6ad92d5 1033 McpsIndication.Port = 0;
mluis 2:14a5d6ad92d5 1034 McpsIndication.Multicast = 0;
mluis 2:14a5d6ad92d5 1035 McpsIndication.FramePending = 0;
mluis 2:14a5d6ad92d5 1036 McpsIndication.Buffer = NULL;
mluis 2:14a5d6ad92d5 1037 McpsIndication.BufferSize = 0;
mluis 2:14a5d6ad92d5 1038 McpsIndication.RxData = false;
mluis 2:14a5d6ad92d5 1039 McpsIndication.AckReceived = false;
mluis 2:14a5d6ad92d5 1040 McpsIndication.DownLinkCounter = 0;
mluis 2:14a5d6ad92d5 1041 McpsIndication.McpsIndication = MCPS_UNCONFIRMED;
mluis 2:14a5d6ad92d5 1042
mluis 2:14a5d6ad92d5 1043 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1044 {
mluis 2:14a5d6ad92d5 1045 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1046 }
mluis 2:14a5d6ad92d5 1047 TimerStop( &RxWindowTimer2 );
mluis 2:14a5d6ad92d5 1048
mluis 2:14a5d6ad92d5 1049 macHdr.Value = payload[pktHeaderLen++];
mluis 2:14a5d6ad92d5 1050
mluis 2:14a5d6ad92d5 1051 switch( macHdr.Bits.MType )
mluis 2:14a5d6ad92d5 1052 {
mluis 2:14a5d6ad92d5 1053 case FRAME_TYPE_JOIN_ACCEPT:
mluis 2:14a5d6ad92d5 1054 if( IsLoRaMacNetworkJoined == true )
mluis 2:14a5d6ad92d5 1055 {
mluis 2:14a5d6ad92d5 1056 break;
mluis 2:14a5d6ad92d5 1057 }
mluis 2:14a5d6ad92d5 1058 LoRaMacJoinDecrypt( payload + 1, size - 1, LoRaMacAppKey, LoRaMacRxPayload + 1 );
mluis 2:14a5d6ad92d5 1059
mluis 2:14a5d6ad92d5 1060 LoRaMacRxPayload[0] = macHdr.Value;
mluis 2:14a5d6ad92d5 1061
mluis 2:14a5d6ad92d5 1062 LoRaMacJoinComputeMic( LoRaMacRxPayload, size - LORAMAC_MFR_LEN, LoRaMacAppKey, &mic );
mluis 2:14a5d6ad92d5 1063
mluis 2:14a5d6ad92d5 1064 micRx |= ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN];
mluis 2:14a5d6ad92d5 1065 micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 1] << 8 );
mluis 2:14a5d6ad92d5 1066 micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 2] << 16 );
mluis 2:14a5d6ad92d5 1067 micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 3] << 24 );
mluis 2:14a5d6ad92d5 1068
mluis 2:14a5d6ad92d5 1069 if( micRx == mic )
mluis 2:14a5d6ad92d5 1070 {
mluis 2:14a5d6ad92d5 1071 LoRaMacJoinComputeSKeys( LoRaMacAppKey, LoRaMacRxPayload + 1, LoRaMacDevNonce, LoRaMacNwkSKey, LoRaMacAppSKey );
mluis 2:14a5d6ad92d5 1072
mluis 2:14a5d6ad92d5 1073 LoRaMacNetID = ( uint32_t )LoRaMacRxPayload[4];
mluis 2:14a5d6ad92d5 1074 LoRaMacNetID |= ( ( uint32_t )LoRaMacRxPayload[5] << 8 );
mluis 2:14a5d6ad92d5 1075 LoRaMacNetID |= ( ( uint32_t )LoRaMacRxPayload[6] << 16 );
mluis 2:14a5d6ad92d5 1076
mluis 2:14a5d6ad92d5 1077 LoRaMacDevAddr = ( uint32_t )LoRaMacRxPayload[7];
mluis 2:14a5d6ad92d5 1078 LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[8] << 8 );
mluis 2:14a5d6ad92d5 1079 LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[9] << 16 );
mluis 2:14a5d6ad92d5 1080 LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[10] << 24 );
mluis 2:14a5d6ad92d5 1081
mluis 2:14a5d6ad92d5 1082 // DLSettings
mluis 2:14a5d6ad92d5 1083 Rx1DrOffset = ( LoRaMacRxPayload[11] >> 4 ) & 0x07;
mluis 2:14a5d6ad92d5 1084 Rx2Channel.Datarate = LoRaMacRxPayload[11] & 0x0F;
mluis 2:14a5d6ad92d5 1085 // RxDelay
mluis 2:14a5d6ad92d5 1086 ReceiveDelay1 = ( LoRaMacRxPayload[12] & 0x0F );
mluis 2:14a5d6ad92d5 1087 if( ReceiveDelay1 == 0 )
mluis 2:14a5d6ad92d5 1088 {
mluis 2:14a5d6ad92d5 1089 ReceiveDelay1 = 1;
mluis 2:14a5d6ad92d5 1090 }
mluis 2:14a5d6ad92d5 1091 ReceiveDelay1 *= 1e6;
mluis 2:14a5d6ad92d5 1092 ReceiveDelay2 = ReceiveDelay1 + 1e6;
mluis 2:14a5d6ad92d5 1093
mluis 2:14a5d6ad92d5 1094 #if !( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 1095 //CFList
mluis 2:14a5d6ad92d5 1096 if( ( size - 1 ) > 16 )
mluis 2:14a5d6ad92d5 1097 {
mluis 2:14a5d6ad92d5 1098 ChannelParams_t param;
mluis 2:14a5d6ad92d5 1099 param.DrRange.Value = ( DR_5 << 4 ) | DR_0;
mluis 2:14a5d6ad92d5 1100
mluis 3:b9d87593a8ae 1101 LoRaMacState |= MAC_TX_CONFIG;
mluis 2:14a5d6ad92d5 1102 for( uint8_t i = 3, j = 0; i < ( 5 + 3 ); i++, j += 3 )
mluis 2:14a5d6ad92d5 1103 {
mluis 2:14a5d6ad92d5 1104 param.Frequency = ( ( uint32_t )LoRaMacRxPayload[13 + j] | ( ( uint32_t )LoRaMacRxPayload[14 + j] << 8 ) | ( ( uint32_t )LoRaMacRxPayload[15 + j] << 16 ) ) * 100;
mluis 2:14a5d6ad92d5 1105 LoRaMacChannelAdd( i, param );
mluis 2:14a5d6ad92d5 1106 }
mluis 3:b9d87593a8ae 1107 LoRaMacState &= ~MAC_TX_CONFIG;
mluis 2:14a5d6ad92d5 1108 }
mluis 2:14a5d6ad92d5 1109 #endif
mluis 2:14a5d6ad92d5 1110 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1111 IsLoRaMacNetworkJoined = true;
snelson 8:4816c8449bf2 1112
snelson 8:4816c8449bf2 1113 // Do not change the datarate
snelson 8:4816c8449bf2 1114 // ChannelsDatarate = ChannelsDefaultDatarate;
mluis 2:14a5d6ad92d5 1115 }
mluis 2:14a5d6ad92d5 1116 else
mluis 2:14a5d6ad92d5 1117 {
mluis 2:14a5d6ad92d5 1118 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_JOIN_FAIL;
mluis 2:14a5d6ad92d5 1119 }
mluis 2:14a5d6ad92d5 1120 break;
mluis 2:14a5d6ad92d5 1121 case FRAME_TYPE_DATA_CONFIRMED_DOWN:
mluis 2:14a5d6ad92d5 1122 case FRAME_TYPE_DATA_UNCONFIRMED_DOWN:
mluis 2:14a5d6ad92d5 1123 {
mluis 2:14a5d6ad92d5 1124 address = payload[pktHeaderLen++];
mluis 2:14a5d6ad92d5 1125 address |= ( (uint32_t)payload[pktHeaderLen++] << 8 );
mluis 2:14a5d6ad92d5 1126 address |= ( (uint32_t)payload[pktHeaderLen++] << 16 );
mluis 2:14a5d6ad92d5 1127 address |= ( (uint32_t)payload[pktHeaderLen++] << 24 );
mluis 2:14a5d6ad92d5 1128
mluis 2:14a5d6ad92d5 1129 if( address != LoRaMacDevAddr )
mluis 2:14a5d6ad92d5 1130 {
mluis 2:14a5d6ad92d5 1131 curMulticastParams = MulticastChannels;
mluis 2:14a5d6ad92d5 1132 while( curMulticastParams != NULL )
mluis 2:14a5d6ad92d5 1133 {
mluis 2:14a5d6ad92d5 1134 if( address == curMulticastParams->Address )
mluis 2:14a5d6ad92d5 1135 {
mluis 2:14a5d6ad92d5 1136 multicast = 1;
mluis 2:14a5d6ad92d5 1137 nwkSKey = curMulticastParams->NwkSKey;
mluis 2:14a5d6ad92d5 1138 appSKey = curMulticastParams->AppSKey;
mluis 2:14a5d6ad92d5 1139 downLinkCounter = curMulticastParams->DownLinkCounter;
mluis 2:14a5d6ad92d5 1140 break;
mluis 2:14a5d6ad92d5 1141 }
mluis 2:14a5d6ad92d5 1142 curMulticastParams = curMulticastParams->Next;
mluis 2:14a5d6ad92d5 1143 }
mluis 2:14a5d6ad92d5 1144 if( multicast == 0 )
mluis 2:14a5d6ad92d5 1145 {
mluis 2:14a5d6ad92d5 1146 // We are not the destination of this frame.
mluis 2:14a5d6ad92d5 1147 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_ADDRESS_FAIL;
mluis 3:b9d87593a8ae 1148 PrepareRxDoneAbort( );
mluis 2:14a5d6ad92d5 1149 return;
mluis 2:14a5d6ad92d5 1150 }
mluis 2:14a5d6ad92d5 1151 }
mluis 2:14a5d6ad92d5 1152 else
mluis 2:14a5d6ad92d5 1153 {
mluis 2:14a5d6ad92d5 1154 multicast = 0;
mluis 2:14a5d6ad92d5 1155 nwkSKey = LoRaMacNwkSKey;
mluis 2:14a5d6ad92d5 1156 appSKey = LoRaMacAppSKey;
mluis 2:14a5d6ad92d5 1157 downLinkCounter = DownLinkCounter;
mluis 2:14a5d6ad92d5 1158 }
mluis 2:14a5d6ad92d5 1159
mluis 2:14a5d6ad92d5 1160 fCtrl.Value = payload[pktHeaderLen++];
mluis 2:14a5d6ad92d5 1161
mluis 2:14a5d6ad92d5 1162 sequenceCounter = ( uint16_t )payload[pktHeaderLen++];
mluis 2:14a5d6ad92d5 1163 sequenceCounter |= ( uint16_t )payload[pktHeaderLen++] << 8;
mluis 2:14a5d6ad92d5 1164
mluis 2:14a5d6ad92d5 1165 appPayloadStartIndex = 8 + fCtrl.Bits.FOptsLen;
mluis 2:14a5d6ad92d5 1166
mluis 2:14a5d6ad92d5 1167 micRx |= ( uint32_t )payload[size - LORAMAC_MFR_LEN];
mluis 2:14a5d6ad92d5 1168 micRx |= ( ( uint32_t )payload[size - LORAMAC_MFR_LEN + 1] << 8 );
mluis 2:14a5d6ad92d5 1169 micRx |= ( ( uint32_t )payload[size - LORAMAC_MFR_LEN + 2] << 16 );
mluis 2:14a5d6ad92d5 1170 micRx |= ( ( uint32_t )payload[size - LORAMAC_MFR_LEN + 3] << 24 );
mluis 2:14a5d6ad92d5 1171
mluis 2:14a5d6ad92d5 1172 sequenceCounterPrev = ( uint16_t )downLinkCounter;
mluis 2:14a5d6ad92d5 1173 sequenceCounterDiff = ( sequenceCounter - sequenceCounterPrev );
mluis 2:14a5d6ad92d5 1174
mluis 2:14a5d6ad92d5 1175 if( sequenceCounterDiff < ( 1 << 15 ) )
mluis 2:14a5d6ad92d5 1176 {
mluis 2:14a5d6ad92d5 1177 downLinkCounter += sequenceCounterDiff;
mluis 2:14a5d6ad92d5 1178 LoRaMacComputeMic( payload, size - LORAMAC_MFR_LEN, nwkSKey, address, DOWN_LINK, downLinkCounter, &mic );
mluis 2:14a5d6ad92d5 1179 if( micRx == mic )
mluis 2:14a5d6ad92d5 1180 {
mluis 2:14a5d6ad92d5 1181 isMicOk = true;
mluis 2:14a5d6ad92d5 1182 }
mluis 2:14a5d6ad92d5 1183 }
mluis 2:14a5d6ad92d5 1184 else
mluis 2:14a5d6ad92d5 1185 {
mluis 2:14a5d6ad92d5 1186 // check for sequence roll-over
mluis 2:14a5d6ad92d5 1187 uint32_t downLinkCounterTmp = downLinkCounter + 0x10000 + ( int16_t )sequenceCounterDiff;
mluis 2:14a5d6ad92d5 1188 LoRaMacComputeMic( payload, size - LORAMAC_MFR_LEN, nwkSKey, address, DOWN_LINK, downLinkCounterTmp, &mic );
mluis 2:14a5d6ad92d5 1189 if( micRx == mic )
mluis 2:14a5d6ad92d5 1190 {
mluis 2:14a5d6ad92d5 1191 isMicOk = true;
mluis 2:14a5d6ad92d5 1192 downLinkCounter = downLinkCounterTmp;
mluis 2:14a5d6ad92d5 1193 }
mluis 2:14a5d6ad92d5 1194 }
mluis 2:14a5d6ad92d5 1195
mluis 4:37c12dbc8dc7 1196 // Check for a the maximum allowed counter difference
mluis 4:37c12dbc8dc7 1197 if( sequenceCounterDiff >= MAX_FCNT_GAP )
mluis 4:37c12dbc8dc7 1198 {
mluis 4:37c12dbc8dc7 1199 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_DOWNLINK_TOO_MANY_FRAMES_LOSS;
mluis 4:37c12dbc8dc7 1200 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 4:37c12dbc8dc7 1201 PrepareRxDoneAbort( );
mluis 4:37c12dbc8dc7 1202 return;
mluis 4:37c12dbc8dc7 1203 }
mluis 4:37c12dbc8dc7 1204
mluis 2:14a5d6ad92d5 1205 if( isMicOk == true )
mluis 2:14a5d6ad92d5 1206 {
mluis 2:14a5d6ad92d5 1207 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1208 McpsIndication.Multicast = multicast;
mluis 2:14a5d6ad92d5 1209 McpsIndication.FramePending = fCtrl.Bits.FPending;
mluis 2:14a5d6ad92d5 1210 McpsIndication.Buffer = NULL;
mluis 2:14a5d6ad92d5 1211 McpsIndication.BufferSize = 0;
mluis 2:14a5d6ad92d5 1212 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1213
mluis 2:14a5d6ad92d5 1214 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1215
mluis 2:14a5d6ad92d5 1216 // Update 32 bits downlink counter
mluis 2:14a5d6ad92d5 1217 if( multicast == 1 )
mluis 2:14a5d6ad92d5 1218 {
mluis 2:14a5d6ad92d5 1219 McpsIndication.McpsIndication = MCPS_MULTICAST;
mluis 2:14a5d6ad92d5 1220
mluis 2:14a5d6ad92d5 1221 if( ( curMulticastParams->DownLinkCounter == downLinkCounter ) &&
mluis 2:14a5d6ad92d5 1222 ( curMulticastParams->DownLinkCounter != 0 ) )
mluis 2:14a5d6ad92d5 1223 {
mluis 2:14a5d6ad92d5 1224 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_DOWNLINK_REPEATED;
mluis 2:14a5d6ad92d5 1225 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 3:b9d87593a8ae 1226 PrepareRxDoneAbort( );
mluis 2:14a5d6ad92d5 1227 return;
mluis 2:14a5d6ad92d5 1228 }
mluis 2:14a5d6ad92d5 1229 curMulticastParams->DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1230 }
mluis 2:14a5d6ad92d5 1231 else
mluis 2:14a5d6ad92d5 1232 {
mluis 2:14a5d6ad92d5 1233 if( macHdr.Bits.MType == FRAME_TYPE_DATA_CONFIRMED_DOWN )
mluis 2:14a5d6ad92d5 1234 {
mluis 3:b9d87593a8ae 1235 SrvAckRequested = true;
mluis 2:14a5d6ad92d5 1236 McpsIndication.McpsIndication = MCPS_CONFIRMED;
mluis 4:37c12dbc8dc7 1237
mluis 4:37c12dbc8dc7 1238 if( ( DownLinkCounter == downLinkCounter ) &&
mluis 4:37c12dbc8dc7 1239 ( DownLinkCounter != 0 ) )
mluis 4:37c12dbc8dc7 1240 {
mluis 4:37c12dbc8dc7 1241 // Duplicated confirmed downlink. Skip indication.
mluis 4:37c12dbc8dc7 1242 skipIndication = true;
mluis 4:37c12dbc8dc7 1243 }
mluis 2:14a5d6ad92d5 1244 }
mluis 2:14a5d6ad92d5 1245 else
mluis 2:14a5d6ad92d5 1246 {
mluis 3:b9d87593a8ae 1247 SrvAckRequested = false;
mluis 2:14a5d6ad92d5 1248 McpsIndication.McpsIndication = MCPS_UNCONFIRMED;
mluis 4:37c12dbc8dc7 1249
mluis 4:37c12dbc8dc7 1250 if( ( DownLinkCounter == downLinkCounter ) &&
mluis 4:37c12dbc8dc7 1251 ( DownLinkCounter != 0 ) )
mluis 4:37c12dbc8dc7 1252 {
mluis 4:37c12dbc8dc7 1253 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_DOWNLINK_REPEATED;
mluis 4:37c12dbc8dc7 1254 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 4:37c12dbc8dc7 1255 PrepareRxDoneAbort( );
mluis 4:37c12dbc8dc7 1256 return;
mluis 4:37c12dbc8dc7 1257 }
mluis 2:14a5d6ad92d5 1258 }
mluis 2:14a5d6ad92d5 1259 DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1260 }
shaunkrnelson 28:307e6c4831ad 1261
mluis 2:14a5d6ad92d5 1262 if( ( ( size - 4 ) - appPayloadStartIndex ) > 0 )
mluis 2:14a5d6ad92d5 1263 {
mluis 2:14a5d6ad92d5 1264 port = payload[appPayloadStartIndex++];
mluis 2:14a5d6ad92d5 1265 frameLen = ( size - 4 ) - appPayloadStartIndex;
mluis 2:14a5d6ad92d5 1266
mluis 2:14a5d6ad92d5 1267 McpsIndication.Port = port;
mluis 2:14a5d6ad92d5 1268
mluis 2:14a5d6ad92d5 1269 if( port == 0 )
mluis 2:14a5d6ad92d5 1270 {
snelson 8:4816c8449bf2 1271 if( fCtrl.Bits.FOptsLen == 0 )
snelson 8:4816c8449bf2 1272 {
snelson 8:4816c8449bf2 1273 LoRaMacPayloadDecrypt( payload + appPayloadStartIndex,
snelson 8:4816c8449bf2 1274 frameLen,
snelson 8:4816c8449bf2 1275 nwkSKey,
snelson 8:4816c8449bf2 1276 address,
snelson 8:4816c8449bf2 1277 DOWN_LINK,
snelson 8:4816c8449bf2 1278 downLinkCounter,
snelson 8:4816c8449bf2 1279 LoRaMacRxPayload );
snelson 8:4816c8449bf2 1280
snelson 8:4816c8449bf2 1281 // Decode frame payload MAC commands
snelson 8:4816c8449bf2 1282 ProcessMacCommands( LoRaMacRxPayload, 0, frameLen, snr );
snelson 8:4816c8449bf2 1283 }
snelson 8:4816c8449bf2 1284 else
snelson 8:4816c8449bf2 1285 {
snelson 8:4816c8449bf2 1286 skipIndication = true;
snelson 8:4816c8449bf2 1287 }
mluis 2:14a5d6ad92d5 1288 }
mluis 2:14a5d6ad92d5 1289 else
mluis 2:14a5d6ad92d5 1290 {
snelson 8:4816c8449bf2 1291 if( fCtrl.Bits.FOptsLen > 0 )
snelson 8:4816c8449bf2 1292 {
snelson 8:4816c8449bf2 1293 // Decode Options field MAC commands. Omit the fPort.
snelson 8:4816c8449bf2 1294 ProcessMacCommands( payload, 8, appPayloadStartIndex - 1, snr );
snelson 8:4816c8449bf2 1295 }
snelson 8:4816c8449bf2 1296
mluis 2:14a5d6ad92d5 1297 LoRaMacPayloadDecrypt( payload + appPayloadStartIndex,
mluis 2:14a5d6ad92d5 1298 frameLen,
mluis 2:14a5d6ad92d5 1299 appSKey,
mluis 2:14a5d6ad92d5 1300 address,
mluis 2:14a5d6ad92d5 1301 DOWN_LINK,
mluis 2:14a5d6ad92d5 1302 downLinkCounter,
mluis 2:14a5d6ad92d5 1303 LoRaMacRxPayload );
mluis 2:14a5d6ad92d5 1304
mluis 4:37c12dbc8dc7 1305 if( skipIndication == false )
mluis 4:37c12dbc8dc7 1306 {
mluis 4:37c12dbc8dc7 1307 McpsIndication.Buffer = LoRaMacRxPayload;
mluis 4:37c12dbc8dc7 1308 McpsIndication.BufferSize = frameLen;
mluis 4:37c12dbc8dc7 1309 McpsIndication.RxData = true;
mluis 4:37c12dbc8dc7 1310 }
mluis 2:14a5d6ad92d5 1311 }
mluis 2:14a5d6ad92d5 1312 }
snelson 8:4816c8449bf2 1313 else
snelson 8:4816c8449bf2 1314 {
snelson 8:4816c8449bf2 1315 if( fCtrl.Bits.FOptsLen > 0 )
snelson 8:4816c8449bf2 1316 {
snelson 8:4816c8449bf2 1317 // Decode Options field MAC commands
snelson 8:4816c8449bf2 1318 ProcessMacCommands( payload, 8, appPayloadStartIndex, snr );
snelson 8:4816c8449bf2 1319 }
snelson 8:4816c8449bf2 1320 }
snelson 8:4816c8449bf2 1321
mluis 4:37c12dbc8dc7 1322 if( skipIndication == false )
mluis 4:37c12dbc8dc7 1323 {
shaunkrnelson 23:80965acdd311 1324 // Check if the frame is an acknowledgement
shaunkrnelson 23:80965acdd311 1325 if( fCtrl.Bits.Ack == 1 )
shaunkrnelson 23:80965acdd311 1326 {
shaunkrnelson 23:80965acdd311 1327 McpsConfirm.AckReceived = true;
shaunkrnelson 23:80965acdd311 1328 McpsIndication.AckReceived = true;
shaunkrnelson 23:80965acdd311 1329
shaunkrnelson 23:80965acdd311 1330 // Stop the AckTimeout timer as no more retransmissions
shaunkrnelson 23:80965acdd311 1331 // are needed.
shaunkrnelson 23:80965acdd311 1332 TimerStop( &AckTimeoutTimer );
shaunkrnelson 23:80965acdd311 1333 }
shaunkrnelson 23:80965acdd311 1334 else
shaunkrnelson 23:80965acdd311 1335 {
shaunkrnelson 23:80965acdd311 1336 McpsConfirm.AckReceived = false;
shaunkrnelson 23:80965acdd311 1337
shaunkrnelson 23:80965acdd311 1338 if( AckTimeoutRetriesCounter > AckTimeoutRetries )
shaunkrnelson 23:80965acdd311 1339 {
shaunkrnelson 23:80965acdd311 1340 // Stop the AckTimeout timer as no more retransmissions
shaunkrnelson 23:80965acdd311 1341 // are needed.
shaunkrnelson 23:80965acdd311 1342 TimerStop( &AckTimeoutTimer );
shaunkrnelson 23:80965acdd311 1343 }
shaunkrnelson 23:80965acdd311 1344 }
mluis 4:37c12dbc8dc7 1345 LoRaMacFlags.Bits.McpsInd = 1;
mluis 4:37c12dbc8dc7 1346 }
mluis 2:14a5d6ad92d5 1347 }
mluis 2:14a5d6ad92d5 1348 else
mluis 2:14a5d6ad92d5 1349 {
mluis 2:14a5d6ad92d5 1350 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_MIC_FAIL;
mluis 3:b9d87593a8ae 1351
mluis 3:b9d87593a8ae 1352 PrepareRxDoneAbort( );
mluis 3:b9d87593a8ae 1353 return;
mluis 2:14a5d6ad92d5 1354 }
mluis 2:14a5d6ad92d5 1355 }
mluis 2:14a5d6ad92d5 1356 break;
mluis 2:14a5d6ad92d5 1357 case FRAME_TYPE_PROPRIETARY:
mluis 2:14a5d6ad92d5 1358 {
mluis 2:14a5d6ad92d5 1359 memcpy1( LoRaMacRxPayload, &payload[pktHeaderLen], size );
mluis 2:14a5d6ad92d5 1360
mluis 2:14a5d6ad92d5 1361 McpsIndication.McpsIndication = MCPS_PROPRIETARY;
mluis 2:14a5d6ad92d5 1362 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1363 McpsIndication.Buffer = LoRaMacRxPayload;
mluis 2:14a5d6ad92d5 1364 McpsIndication.BufferSize = size - pktHeaderLen;
mluis 3:b9d87593a8ae 1365
mluis 3:b9d87593a8ae 1366 LoRaMacFlags.Bits.McpsInd = 1;
mluis 2:14a5d6ad92d5 1367 break;
mluis 2:14a5d6ad92d5 1368 }
mluis 2:14a5d6ad92d5 1369 default:
mluis 2:14a5d6ad92d5 1370 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 3:b9d87593a8ae 1371 PrepareRxDoneAbort( );
mluis 2:14a5d6ad92d5 1372 break;
mluis 2:14a5d6ad92d5 1373 }
mluis 2:14a5d6ad92d5 1374
mluis 2:14a5d6ad92d5 1375 if( ( RxSlot == 0 ) && ( LoRaMacDeviceClass == CLASS_C ) )
mluis 2:14a5d6ad92d5 1376 {
mluis 2:14a5d6ad92d5 1377 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1378 }
mluis 2:14a5d6ad92d5 1379 LoRaMacFlags.Bits.MacDone = 1;
mluis 3:b9d87593a8ae 1380
mluis 3:b9d87593a8ae 1381 // Trig OnMacCheckTimerEvent call as soon as possible
mluis 3:b9d87593a8ae 1382 TimerSetValue( &MacStateCheckTimer, 1000 );
mluis 3:b9d87593a8ae 1383 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1384 }
mluis 2:14a5d6ad92d5 1385
mluis 2:14a5d6ad92d5 1386 static void OnRadioTxTimeout( void )
mluis 2:14a5d6ad92d5 1387 {
mluis 2:14a5d6ad92d5 1388 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1389 {
mluis 2:14a5d6ad92d5 1390 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1391 }
mluis 2:14a5d6ad92d5 1392 else
mluis 2:14a5d6ad92d5 1393 {
mluis 2:14a5d6ad92d5 1394 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1395 }
mluis 2:14a5d6ad92d5 1396
mluis 2:14a5d6ad92d5 1397 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT;
mluis 2:14a5d6ad92d5 1398 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT;
mluis 2:14a5d6ad92d5 1399 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1400 }
mluis 2:14a5d6ad92d5 1401
mluis 2:14a5d6ad92d5 1402 static void OnRadioRxError( void )
mluis 2:14a5d6ad92d5 1403 {
mluis 2:14a5d6ad92d5 1404 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1405 {
mluis 2:14a5d6ad92d5 1406 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1407 }
mluis 2:14a5d6ad92d5 1408 else
mluis 2:14a5d6ad92d5 1409 {
mluis 2:14a5d6ad92d5 1410 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1411 }
mluis 2:14a5d6ad92d5 1412
mluis 2:14a5d6ad92d5 1413 if( RxSlot == 1 )
mluis 2:14a5d6ad92d5 1414 {
mluis 2:14a5d6ad92d5 1415 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1416 {
mluis 2:14a5d6ad92d5 1417 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_ERROR;
mluis 2:14a5d6ad92d5 1418 }
mluis 2:14a5d6ad92d5 1419 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_ERROR;
mluis 2:14a5d6ad92d5 1420 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1421 }
mluis 2:14a5d6ad92d5 1422 }
mluis 2:14a5d6ad92d5 1423
mluis 2:14a5d6ad92d5 1424 static void OnRadioRxTimeout( void )
mluis 2:14a5d6ad92d5 1425 {
mluis 2:14a5d6ad92d5 1426 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1427 {
mluis 2:14a5d6ad92d5 1428 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1429 }
mluis 2:14a5d6ad92d5 1430 else
mluis 2:14a5d6ad92d5 1431 {
mluis 2:14a5d6ad92d5 1432 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1433 }
mluis 2:14a5d6ad92d5 1434
mluis 2:14a5d6ad92d5 1435 if( RxSlot == 1 )
mluis 2:14a5d6ad92d5 1436 {
mluis 2:14a5d6ad92d5 1437 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1438 {
mluis 2:14a5d6ad92d5 1439 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
mluis 2:14a5d6ad92d5 1440 }
mluis 2:14a5d6ad92d5 1441 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
mluis 2:14a5d6ad92d5 1442 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1443 }
mluis 2:14a5d6ad92d5 1444 }
mluis 2:14a5d6ad92d5 1445
mluis 2:14a5d6ad92d5 1446 static void OnMacStateCheckTimerEvent( void )
mluis 2:14a5d6ad92d5 1447 {
mluis 2:14a5d6ad92d5 1448 TimerStop( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1449 bool txTimeout = false;
shaunkrnelson 28:307e6c4831ad 1450 bool txDone = false;
mluis 2:14a5d6ad92d5 1451
mluis 2:14a5d6ad92d5 1452 if( LoRaMacFlags.Bits.MacDone == 1 )
mluis 2:14a5d6ad92d5 1453 {
mluis 4:37c12dbc8dc7 1454 if( ( LoRaMacState & MAC_RX_ABORT ) == MAC_RX_ABORT )
mluis 4:37c12dbc8dc7 1455 {
mluis 4:37c12dbc8dc7 1456 LoRaMacState &= ~MAC_RX_ABORT;
mluis 4:37c12dbc8dc7 1457 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 4:37c12dbc8dc7 1458 }
mluis 4:37c12dbc8dc7 1459
mluis 2:14a5d6ad92d5 1460 if( ( LoRaMacFlags.Bits.MlmeReq == 1 ) || ( ( LoRaMacFlags.Bits.McpsReq == 1 ) ) )
mluis 2:14a5d6ad92d5 1461 {
mluis 2:14a5d6ad92d5 1462 if( ( McpsConfirm.Status == LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT ) ||
mluis 2:14a5d6ad92d5 1463 ( MlmeConfirm.Status == LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT ) )
mluis 2:14a5d6ad92d5 1464 {
mluis 2:14a5d6ad92d5 1465 // Stop transmit cycle due to tx timeout.
mluis 2:14a5d6ad92d5 1466 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1467 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
mluis 2:14a5d6ad92d5 1468 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1469 McpsConfirm.TxTimeOnAir = 0;
mluis 2:14a5d6ad92d5 1470 txTimeout = true;
mluis 2:14a5d6ad92d5 1471 }
mluis 2:14a5d6ad92d5 1472 }
mluis 2:14a5d6ad92d5 1473
mluis 2:14a5d6ad92d5 1474 if( ( NodeAckRequested == false ) && ( txTimeout == false ) )
mluis 2:14a5d6ad92d5 1475 {
mluis 2:14a5d6ad92d5 1476 if( LoRaMacFlags.Bits.MlmeReq == 1 )
mluis 2:14a5d6ad92d5 1477 {
mluis 2:14a5d6ad92d5 1478 if( MlmeConfirm.MlmeRequest == MLME_JOIN )
mluis 2:14a5d6ad92d5 1479 {
mluis 2:14a5d6ad92d5 1480 if( MlmeConfirm.Status == LORAMAC_EVENT_INFO_STATUS_OK )
mluis 2:14a5d6ad92d5 1481 {
mluis 2:14a5d6ad92d5 1482 UpLinkCounter = 0;
mluis 2:14a5d6ad92d5 1483 }
mluis 2:14a5d6ad92d5 1484 // Join messages aren't repeated automatically
mluis 2:14a5d6ad92d5 1485 ChannelsNbRepCounter = ChannelsNbRep;
mluis 2:14a5d6ad92d5 1486 }
mluis 2:14a5d6ad92d5 1487 }
mluis 2:14a5d6ad92d5 1488 if( ( LoRaMacFlags.Bits.MlmeReq == 1 ) || ( ( LoRaMacFlags.Bits.McpsReq == 1 ) ) )
mluis 2:14a5d6ad92d5 1489 {
mluis 2:14a5d6ad92d5 1490 if( ( ChannelsNbRepCounter >= ChannelsNbRep ) || ( LoRaMacFlags.Bits.McpsInd == 1 ) )
mluis 2:14a5d6ad92d5 1491 {
mluis 2:14a5d6ad92d5 1492 ChannelsNbRepCounter = 0;
mluis 2:14a5d6ad92d5 1493
shaunkrnelson 28:307e6c4831ad 1494 txDone = true;
mluis 2:14a5d6ad92d5 1495 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1496 }
mluis 2:14a5d6ad92d5 1497 else
mluis 2:14a5d6ad92d5 1498 {
mluis 2:14a5d6ad92d5 1499 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1500 // Sends the same frame again
mluis 2:14a5d6ad92d5 1501 ScheduleTx( );
mluis 2:14a5d6ad92d5 1502 }
mluis 2:14a5d6ad92d5 1503 }
mluis 2:14a5d6ad92d5 1504 }
mluis 2:14a5d6ad92d5 1505
mluis 2:14a5d6ad92d5 1506 if( LoRaMacFlags.Bits.McpsInd == 1 )
mluis 2:14a5d6ad92d5 1507 {
mluis 2:14a5d6ad92d5 1508 if( ( McpsConfirm.AckReceived == true ) || ( AckTimeoutRetriesCounter > AckTimeoutRetries ) )
mluis 2:14a5d6ad92d5 1509 {
mluis 2:14a5d6ad92d5 1510 AckTimeoutRetry = false;
mluis 3:b9d87593a8ae 1511 NodeAckRequested = false;
shaunkrnelson 28:307e6c4831ad 1512 txDone = true;
mluis 2:14a5d6ad92d5 1513 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
mluis 2:14a5d6ad92d5 1514
mluis 2:14a5d6ad92d5 1515 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1516 }
mluis 2:14a5d6ad92d5 1517 }
mluis 2:14a5d6ad92d5 1518
mluis 2:14a5d6ad92d5 1519 if( ( AckTimeoutRetry == true ) && ( ( LoRaMacState & MAC_TX_DELAYED ) == 0 ) )
mluis 2:14a5d6ad92d5 1520 {
mluis 2:14a5d6ad92d5 1521 AckTimeoutRetry = false;
mluis 2:14a5d6ad92d5 1522 if( ( AckTimeoutRetriesCounter < AckTimeoutRetries ) && ( AckTimeoutRetriesCounter <= MAX_ACK_RETRIES ) )
mluis 2:14a5d6ad92d5 1523 {
mluis 2:14a5d6ad92d5 1524 AckTimeoutRetriesCounter++;
mluis 2:14a5d6ad92d5 1525
mluis 2:14a5d6ad92d5 1526 if( ( AckTimeoutRetriesCounter % 2 ) == 1 )
mluis 2:14a5d6ad92d5 1527 {
mluis 4:37c12dbc8dc7 1528 ChannelsDatarate = MAX( ChannelsDatarate - 1, LORAMAC_TX_MIN_DATARATE );
ubhat 26:4627985dc5be 1529 // Check if new datarate is valid for the Payload length
ubhat 26:4627985dc5be 1530 if( ValidatePayloadLength( LoRaMacBufferPktLen - 13, ChannelsDatarate, 0 ) == false )
ubhat 26:4627985dc5be 1531 {
ubhat 26:4627985dc5be 1532 // If invalid payload length, then revert to previous datarate
ubhat 26:4627985dc5be 1533 ChannelsDatarate++;
ubhat 26:4627985dc5be 1534 }
mluis 2:14a5d6ad92d5 1535 }
mluis 2:14a5d6ad92d5 1536 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1537 // Sends the same frame again
mluis 2:14a5d6ad92d5 1538 ScheduleTx( );
mluis 2:14a5d6ad92d5 1539 }
mluis 2:14a5d6ad92d5 1540 else
mluis 2:14a5d6ad92d5 1541 {
mluis 2:14a5d6ad92d5 1542 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1543 // Re-enable default channels LC1, LC2, LC3
mluis 2:14a5d6ad92d5 1544 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
Shaun Nelson 13:90a55bd536a1 1545 #elif !defined( USE_BAND_915 ) && !defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1546 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1547 #endif
mluis 2:14a5d6ad92d5 1548 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1549
mluis 3:b9d87593a8ae 1550 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 1551 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1552 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
shaunkrnelson 28:307e6c4831ad 1553 txDone = true;
mluis 2:14a5d6ad92d5 1554 }
mluis 2:14a5d6ad92d5 1555 }
shaunkrnelson 28:307e6c4831ad 1556
shaunkrnelson 28:307e6c4831ad 1557 // Update uplink counter
shaunkrnelson 28:307e6c4831ad 1558 if( ( txDone == true ) && ( IsUpLinkCounterFixed == false ) )
shaunkrnelson 28:307e6c4831ad 1559 {
shaunkrnelson 28:307e6c4831ad 1560 UpLinkCounter++;
shaunkrnelson 28:307e6c4831ad 1561
shaunkrnelson 28:307e6c4831ad 1562 // Reset AdrAckCounter if downlink received
shaunkrnelson 28:307e6c4831ad 1563 if( ( LoRaMacFlags.Bits.McpsInd == 1 ) || ( UpLinkCounter == 1 ) )
shaunkrnelson 28:307e6c4831ad 1564 {
shaunkrnelson 28:307e6c4831ad 1565 AdrAckCounter = 0;
shaunkrnelson 28:307e6c4831ad 1566 }
shaunkrnelson 28:307e6c4831ad 1567 else
shaunkrnelson 28:307e6c4831ad 1568 {
shaunkrnelson 28:307e6c4831ad 1569 AdrAckCounter++;
shaunkrnelson 28:307e6c4831ad 1570 }
shaunkrnelson 28:307e6c4831ad 1571 }
mluis 2:14a5d6ad92d5 1572 }
mluis 2:14a5d6ad92d5 1573 // Handle reception for Class B and Class C
mluis 2:14a5d6ad92d5 1574 if( ( LoRaMacState & MAC_RX ) == MAC_RX )
mluis 2:14a5d6ad92d5 1575 {
mluis 2:14a5d6ad92d5 1576 LoRaMacState &= ~MAC_RX;
mluis 2:14a5d6ad92d5 1577 }
shaunkrnelson 28:307e6c4831ad 1578
mluis 2:14a5d6ad92d5 1579 if( LoRaMacState == MAC_IDLE )
mluis 2:14a5d6ad92d5 1580 {
mluis 2:14a5d6ad92d5 1581 if( LoRaMacFlags.Bits.McpsReq == 1 )
mluis 2:14a5d6ad92d5 1582 {
mluis 2:14a5d6ad92d5 1583 LoRaMacPrimitives->MacMcpsConfirm( &McpsConfirm );
mluis 2:14a5d6ad92d5 1584 LoRaMacFlags.Bits.McpsReq = 0;
mluis 2:14a5d6ad92d5 1585 }
mluis 2:14a5d6ad92d5 1586
mluis 2:14a5d6ad92d5 1587 if( LoRaMacFlags.Bits.MlmeReq == 1 )
mluis 2:14a5d6ad92d5 1588 {
mluis 2:14a5d6ad92d5 1589 LoRaMacPrimitives->MacMlmeConfirm( &MlmeConfirm );
mluis 2:14a5d6ad92d5 1590 LoRaMacFlags.Bits.MlmeReq = 0;
mluis 2:14a5d6ad92d5 1591 }
shaunkrnelson 28:307e6c4831ad 1592
mluis 2:14a5d6ad92d5 1593 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1594 }
mluis 2:14a5d6ad92d5 1595 else
mluis 2:14a5d6ad92d5 1596 {
mluis 2:14a5d6ad92d5 1597 // Operation not finished restart timer
mluis 3:b9d87593a8ae 1598 TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
mluis 2:14a5d6ad92d5 1599 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1600 }
mluis 2:14a5d6ad92d5 1601
mluis 2:14a5d6ad92d5 1602 if( LoRaMacFlags.Bits.McpsInd == 1 )
mluis 2:14a5d6ad92d5 1603 {
mluis 2:14a5d6ad92d5 1604 LoRaMacPrimitives->MacMcpsIndication( &McpsIndication );
mluis 2:14a5d6ad92d5 1605 LoRaMacFlags.Bits.McpsInd = 0;
mluis 2:14a5d6ad92d5 1606 }
mluis 2:14a5d6ad92d5 1607 }
mluis 2:14a5d6ad92d5 1608
mluis 2:14a5d6ad92d5 1609 static void OnTxDelayedTimerEvent( void )
mluis 2:14a5d6ad92d5 1610 {
mluis 2:14a5d6ad92d5 1611 TimerStop( &TxDelayedTimer );
mluis 2:14a5d6ad92d5 1612 LoRaMacState &= ~MAC_TX_DELAYED;
mluis 2:14a5d6ad92d5 1613
mluis 2:14a5d6ad92d5 1614 ScheduleTx( );
mluis 2:14a5d6ad92d5 1615 }
mluis 2:14a5d6ad92d5 1616
mluis 2:14a5d6ad92d5 1617 static void OnRxWindow1TimerEvent( void )
mluis 2:14a5d6ad92d5 1618 {
mluis 2:14a5d6ad92d5 1619 uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
mluis 2:14a5d6ad92d5 1620 int8_t datarate = 0;
mluis 2:14a5d6ad92d5 1621 uint32_t bandwidth = 0; // LoRa 125 kHz
mluis 2:14a5d6ad92d5 1622
mluis 2:14a5d6ad92d5 1623 TimerStop( &RxWindowTimer1 );
mluis 2:14a5d6ad92d5 1624 RxSlot = 0;
mluis 2:14a5d6ad92d5 1625
mluis 2:14a5d6ad92d5 1626 if( LoRaMacDeviceClass == CLASS_C )
mluis 2:14a5d6ad92d5 1627 {
mluis 2:14a5d6ad92d5 1628 Radio.Standby( );
mluis 2:14a5d6ad92d5 1629 }
mluis 2:14a5d6ad92d5 1630
mluis 2:14a5d6ad92d5 1631 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1632 datarate = ChannelsDatarate - Rx1DrOffset;
mluis 2:14a5d6ad92d5 1633 if( datarate < 0 )
mluis 2:14a5d6ad92d5 1634 {
mluis 2:14a5d6ad92d5 1635 datarate = DR_0;
mluis 2:14a5d6ad92d5 1636 }
mluis 2:14a5d6ad92d5 1637
mluis 2:14a5d6ad92d5 1638 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1639 if( ( datarate == DR_3 ) || ( datarate == DR_4 ) )
mluis 4:37c12dbc8dc7 1640 { // DR_4, DR_3
mluis 2:14a5d6ad92d5 1641 symbTimeout = 8;
mluis 2:14a5d6ad92d5 1642 }
mluis 4:37c12dbc8dc7 1643 else if( datarate == DR_5 )
mluis 4:37c12dbc8dc7 1644 {
mluis 4:37c12dbc8dc7 1645 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1646 }
mluis 4:37c12dbc8dc7 1647 else if( datarate == DR_6 )
mluis 2:14a5d6ad92d5 1648 {// LoRa 250 kHz
mluis 2:14a5d6ad92d5 1649 bandwidth = 1;
mluis 4:37c12dbc8dc7 1650 symbTimeout = 14;
mluis 2:14a5d6ad92d5 1651 }
mluis 2:14a5d6ad92d5 1652 RxWindowSetup( Channels[Channel].Frequency, datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1653 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 1654 datarate = datarateOffsets[ChannelsDatarate][Rx1DrOffset];
mluis 2:14a5d6ad92d5 1655 if( datarate < 0 )
mluis 2:14a5d6ad92d5 1656 {
mluis 2:14a5d6ad92d5 1657 datarate = DR_0;
mluis 2:14a5d6ad92d5 1658 }
mluis 2:14a5d6ad92d5 1659 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1660 switch( datarate )
mluis 4:37c12dbc8dc7 1661 {
mluis 4:37c12dbc8dc7 1662 case DR_0: // SF10 - BW125
mluis 4:37c12dbc8dc7 1663 symbTimeout = 5;
mluis 4:37c12dbc8dc7 1664 break;
mluis 4:37c12dbc8dc7 1665
mluis 4:37c12dbc8dc7 1666 case DR_1: // SF9 - BW125
mluis 4:37c12dbc8dc7 1667 case DR_2: // SF8 - BW125
mluis 4:37c12dbc8dc7 1668 case DR_8: // SF12 - BW500
mluis 4:37c12dbc8dc7 1669 case DR_9: // SF11 - BW500
mluis 4:37c12dbc8dc7 1670 case DR_10: // SF10 - BW500
mluis 4:37c12dbc8dc7 1671 symbTimeout = 8;
mluis 4:37c12dbc8dc7 1672 break;
mluis 4:37c12dbc8dc7 1673
mluis 4:37c12dbc8dc7 1674 case DR_3: // SF7 - BW125
mluis 4:37c12dbc8dc7 1675 case DR_11: // SF9 - BW500
mluis 4:37c12dbc8dc7 1676 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1677 break;
mluis 4:37c12dbc8dc7 1678
mluis 4:37c12dbc8dc7 1679 case DR_4: // SF8 - BW500
mluis 4:37c12dbc8dc7 1680 case DR_12: // SF8 - BW500
mluis 4:37c12dbc8dc7 1681 symbTimeout = 14;
mluis 4:37c12dbc8dc7 1682 break;
mluis 4:37c12dbc8dc7 1683
mluis 4:37c12dbc8dc7 1684 case DR_13: // SF7 - BW500
mluis 4:37c12dbc8dc7 1685 symbTimeout = 16;
mluis 4:37c12dbc8dc7 1686 break;
mluis 4:37c12dbc8dc7 1687 default:
mluis 4:37c12dbc8dc7 1688 break;
mluis 2:14a5d6ad92d5 1689 }
mluis 2:14a5d6ad92d5 1690 if( datarate >= DR_4 )
mluis 2:14a5d6ad92d5 1691 {// LoRa 500 kHz
mluis 2:14a5d6ad92d5 1692 bandwidth = 2;
mluis 2:14a5d6ad92d5 1693 }
mluis 2:14a5d6ad92d5 1694 RxWindowSetup( 923.3e6 + ( Channel % 8 ) * 600e3, datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1695 #else
mluis 2:14a5d6ad92d5 1696 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1697 #endif
mluis 2:14a5d6ad92d5 1698 }
mluis 2:14a5d6ad92d5 1699
mluis 2:14a5d6ad92d5 1700 static void OnRxWindow2TimerEvent( void )
mluis 2:14a5d6ad92d5 1701 {
mluis 2:14a5d6ad92d5 1702 uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
mluis 2:14a5d6ad92d5 1703 uint32_t bandwidth = 0; // LoRa 125 kHz
mluis 2:14a5d6ad92d5 1704
mluis 2:14a5d6ad92d5 1705 TimerStop( &RxWindowTimer2 );
mluis 2:14a5d6ad92d5 1706 RxSlot = 1;
mluis 2:14a5d6ad92d5 1707
mluis 2:14a5d6ad92d5 1708 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1709 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1710 if( ( Rx2Channel.Datarate == DR_3 ) || ( Rx2Channel.Datarate == DR_4 ) )
mluis 4:37c12dbc8dc7 1711 { // DR_4, DR_3
mluis 2:14a5d6ad92d5 1712 symbTimeout = 8;
mluis 2:14a5d6ad92d5 1713 }
mluis 4:37c12dbc8dc7 1714 else if( Rx2Channel.Datarate == DR_5 )
mluis 4:37c12dbc8dc7 1715 {
mluis 4:37c12dbc8dc7 1716 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1717 }
mluis 4:37c12dbc8dc7 1718 else if( Rx2Channel.Datarate == DR_6 )
mluis 2:14a5d6ad92d5 1719 {// LoRa 250 kHz
mluis 2:14a5d6ad92d5 1720 bandwidth = 1;
mluis 4:37c12dbc8dc7 1721 symbTimeout = 14;
mluis 2:14a5d6ad92d5 1722 }
mluis 2:14a5d6ad92d5 1723 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 1724 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1725 switch( Rx2Channel.Datarate )
mluis 4:37c12dbc8dc7 1726 {
mluis 4:37c12dbc8dc7 1727 case DR_0: // SF10 - BW125
mluis 4:37c12dbc8dc7 1728 symbTimeout = 5;
mluis 4:37c12dbc8dc7 1729 break;
mluis 4:37c12dbc8dc7 1730
mluis 4:37c12dbc8dc7 1731 case DR_1: // SF9 - BW125
mluis 4:37c12dbc8dc7 1732 case DR_2: // SF8 - BW125
mluis 4:37c12dbc8dc7 1733 case DR_8: // SF12 - BW500
mluis 4:37c12dbc8dc7 1734 case DR_9: // SF11 - BW500
mluis 4:37c12dbc8dc7 1735 case DR_10: // SF10 - BW500
mluis 4:37c12dbc8dc7 1736 symbTimeout = 8;
mluis 4:37c12dbc8dc7 1737 break;
mluis 4:37c12dbc8dc7 1738
mluis 4:37c12dbc8dc7 1739 case DR_3: // SF7 - BW125
mluis 4:37c12dbc8dc7 1740 case DR_11: // SF9 - BW500
mluis 4:37c12dbc8dc7 1741 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1742 break;
mluis 4:37c12dbc8dc7 1743
mluis 4:37c12dbc8dc7 1744 case DR_4: // SF8 - BW500
mluis 4:37c12dbc8dc7 1745 case DR_12: // SF8 - BW500
mluis 4:37c12dbc8dc7 1746 symbTimeout = 14;
mluis 4:37c12dbc8dc7 1747 break;
mluis 4:37c12dbc8dc7 1748
mluis 4:37c12dbc8dc7 1749 case DR_13: // SF7 - BW500
mluis 4:37c12dbc8dc7 1750 symbTimeout = 16;
mluis 4:37c12dbc8dc7 1751 break;
mluis 4:37c12dbc8dc7 1752 default:
mluis 4:37c12dbc8dc7 1753 break;
mluis 2:14a5d6ad92d5 1754 }
mluis 2:14a5d6ad92d5 1755 if( Rx2Channel.Datarate >= DR_4 )
mluis 2:14a5d6ad92d5 1756 {// LoRa 500 kHz
mluis 2:14a5d6ad92d5 1757 bandwidth = 2;
mluis 2:14a5d6ad92d5 1758 }
mluis 2:14a5d6ad92d5 1759 #else
mluis 2:14a5d6ad92d5 1760 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1761 #endif
mluis 2:14a5d6ad92d5 1762 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1763 {
mluis 2:14a5d6ad92d5 1764 RxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1765 }
mluis 2:14a5d6ad92d5 1766 else
mluis 2:14a5d6ad92d5 1767 {
mluis 2:14a5d6ad92d5 1768 RxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, true );
mluis 2:14a5d6ad92d5 1769 }
mluis 2:14a5d6ad92d5 1770 }
mluis 2:14a5d6ad92d5 1771
mluis 2:14a5d6ad92d5 1772 static void OnAckTimeoutTimerEvent( void )
mluis 2:14a5d6ad92d5 1773 {
mluis 2:14a5d6ad92d5 1774 TimerStop( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 1775
mluis 2:14a5d6ad92d5 1776 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1777 {
mluis 2:14a5d6ad92d5 1778 AckTimeoutRetry = true;
mluis 2:14a5d6ad92d5 1779 LoRaMacState &= ~MAC_ACK_REQ;
mluis 2:14a5d6ad92d5 1780 }
mluis 2:14a5d6ad92d5 1781 if( LoRaMacDeviceClass == CLASS_C )
mluis 2:14a5d6ad92d5 1782 {
mluis 2:14a5d6ad92d5 1783 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1784 }
mluis 2:14a5d6ad92d5 1785 }
mluis 2:14a5d6ad92d5 1786
snelson 8:4816c8449bf2 1787 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 1788 uint8_t GetNextJoinChannel( uint8_t* enabledChannels, uint8_t nbEnabledChannels )
snelson 8:4816c8449bf2 1789 {
snelson 8:4816c8449bf2 1790 int8_t channel = -1;
snelson 8:4816c8449bf2 1791 uint8_t block;
snelson 8:4816c8449bf2 1792 uint8_t i;
snelson 8:4816c8449bf2 1793
snelson 8:4816c8449bf2 1794 // Use 125KHz channel
snelson 8:4816c8449bf2 1795 if( ChannelsDatarate < DR_4 )
snelson 8:4816c8449bf2 1796 {
snelson 8:4816c8449bf2 1797 block = JoinBlock[NextJoinBlock];
snelson 8:4816c8449bf2 1798 NextJoinBlock = (NextJoinBlock + 1) % 8;
snelson 8:4816c8449bf2 1799
snelson 8:4816c8449bf2 1800 // If next block is greater than max block then randomly select the next block
snelson 8:4816c8449bf2 1801 if( block >= 8 )
snelson 8:4816c8449bf2 1802 block = randr(0, 7);
snelson 8:4816c8449bf2 1803
snelson 8:4816c8449bf2 1804 // Start search for next join channel at the selected block
snelson 8:4816c8449bf2 1805 for(i = 0; ( i < 8 ) && ( channel == -1 ); i++)
snelson 8:4816c8449bf2 1806 {
snelson 8:4816c8449bf2 1807 uint8_t curBlock = (block + i) % 8;
snelson 8:4816c8449bf2 1808 uint8_t chMask;
snelson 8:4816c8449bf2 1809
ubhat 14:60c5d589a070 1810 // Cycle through all blocks before using a previously used block
ubhat 14:60c5d589a070 1811 if( ( ( JoinBlocksRemaining & ( 1 << curBlock ) ) != 0) )
snelson 8:4816c8449bf2 1812 {
snelson 8:4816c8449bf2 1813 chMask = ( ChannelsMaskRemaining[curBlock/2] >> ( curBlock & 1 ? 8 : 0 ) ) & 0xff;
snelson 8:4816c8449bf2 1814 if( chMask != 0)
snelson 8:4816c8449bf2 1815 {
snelson 8:4816c8449bf2 1816 channel = randr(0, 7);
snelson 8:4816c8449bf2 1817 for(uint8_t i = 0; ( i < 8 ); i++)
ubhat 14:60c5d589a070 1818 {
snelson 8:4816c8449bf2 1819 if( ( chMask & ( 1 << channel ) ) != 0 )
snelson 8:4816c8449bf2 1820 {
ubhat 14:60c5d589a070 1821 uint16_t chMaskTmp = ( 1 << channel );
ubhat 14:60c5d589a070 1822 chMaskTmp = chMaskTmp << ( curBlock & 1 ? 8 : 0 );
snelson 8:4816c8449bf2 1823 channel = channel + ( curBlock * 8 );
ubhat 14:60c5d589a070 1824 JoinBlocksRemaining &= ~(1 << curBlock);
ubhat 14:60c5d589a070 1825 ChannelsMaskRemaining[curBlock/2] &= ~chMaskTmp;
ubhat 14:60c5d589a070 1826 if( ( JoinBlocksRemaining == 0 ) )
ubhat 14:60c5d589a070 1827 {
ubhat 14:60c5d589a070 1828 JoinBlocksRemaining = 0xFF;
ubhat 14:60c5d589a070 1829 }
snelson 8:4816c8449bf2 1830 break;
snelson 8:4816c8449bf2 1831 }
ubhat 14:60c5d589a070 1832 else
ubhat 14:60c5d589a070 1833 {
ubhat 14:60c5d589a070 1834 channel = ( channel + 1 ) % 8;
ubhat 14:60c5d589a070 1835 }
snelson 8:4816c8449bf2 1836 }
snelson 8:4816c8449bf2 1837 }
snelson 8:4816c8449bf2 1838 }
snelson 8:4816c8449bf2 1839 }
snelson 8:4816c8449bf2 1840
snelson 8:4816c8449bf2 1841 // No next channel case should never happen since ScheduleTx has already
snelson 8:4816c8449bf2 1842 // checked for at least one enabled channel and if none re-enabled all channels.
snelson 8:4816c8449bf2 1843 // But if we find ourselves without a channel then randomly select one
snelson 8:4816c8449bf2 1844 if ( i >= 8 )
snelson 8:4816c8449bf2 1845 {
snelson 8:4816c8449bf2 1846 channel = randr( 0, 63 );
snelson 8:4816c8449bf2 1847 }
snelson 8:4816c8449bf2 1848 }
snelson 8:4816c8449bf2 1849 // Use 500 KHz channel
snelson 8:4816c8449bf2 1850 else
snelson 8:4816c8449bf2 1851 {
snelson 8:4816c8449bf2 1852 channel = randr( 0, 7 );
snelson 8:4816c8449bf2 1853 for(i = 0; i < 8; i++)
snelson 8:4816c8449bf2 1854 {
snelson 8:4816c8449bf2 1855 uint8_t curChannel = (channel + i) % 8;
ubhat 14:60c5d589a070 1856
ubhat 14:60c5d589a070 1857 if( ( ( Join500KHzRemaining & ( 1 << curChannel ) ) != 0 ) )
snelson 8:4816c8449bf2 1858 {
ubhat 14:60c5d589a070 1859 Join500KHzRemaining &= ~(1 << curChannel);
snelson 8:4816c8449bf2 1860 channel = 64 + curChannel;
Shaun Nelson 18:5ccaea55a881 1861 if( Join500KHzRemaining == 0 )
ubhat 14:60c5d589a070 1862 {
ubhat 14:60c5d589a070 1863 Join500KHzRemaining = 0xFF;
ubhat 14:60c5d589a070 1864 }
snelson 8:4816c8449bf2 1865 break;
snelson 8:4816c8449bf2 1866 }
snelson 8:4816c8449bf2 1867 }
snelson 8:4816c8449bf2 1868 }
snelson 8:4816c8449bf2 1869
snelson 8:4816c8449bf2 1870 for( i = 0; i < nbEnabledChannels; i++ )
snelson 8:4816c8449bf2 1871 {
snelson 8:4816c8449bf2 1872 if( enabledChannels[i] == channel )
snelson 8:4816c8449bf2 1873 break;
snelson 8:4816c8449bf2 1874 }
snelson 8:4816c8449bf2 1875
snelson 8:4816c8449bf2 1876 if( i == nbEnabledChannels )
snelson 8:4816c8449bf2 1877 {
snelson 8:4816c8449bf2 1878 channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
snelson 8:4816c8449bf2 1879 }
snelson 8:4816c8449bf2 1880
snelson 8:4816c8449bf2 1881 LastJoinBlock = channel / 8;
snelson 8:4816c8449bf2 1882
snelson 8:4816c8449bf2 1883 return channel;
snelson 8:4816c8449bf2 1884 }
snelson 8:4816c8449bf2 1885 #endif
snelson 8:4816c8449bf2 1886
mluis 3:b9d87593a8ae 1887 static bool SetNextChannel( TimerTime_t* time )
mluis 2:14a5d6ad92d5 1888 {
mluis 0:91d1a7783bb9 1889 uint8_t nbEnabledChannels = 0;
mluis 3:b9d87593a8ae 1890 uint8_t delayTx = 0;
mluis 0:91d1a7783bb9 1891 uint8_t enabledChannels[LORA_MAX_NB_CHANNELS];
mluis 2:14a5d6ad92d5 1892 TimerTime_t nextTxDelay = ( TimerTime_t )( -1 );
mluis 0:91d1a7783bb9 1893
mluis 1:91e4e6c60d1e 1894 memset1( enabledChannels, 0, LORA_MAX_NB_CHANNELS );
mluis 0:91d1a7783bb9 1895
mluis 2:14a5d6ad92d5 1896 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 1897 if( CountNbEnabled125kHzChannels( ChannelsMaskRemaining ) == 0 )
mluis 3:b9d87593a8ae 1898 { // Restore default channels
mluis 3:b9d87593a8ae 1899 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, 8 );
mluis 3:b9d87593a8ae 1900 }
mluis 3:b9d87593a8ae 1901 if( ( ChannelsDatarate >= DR_4 ) && ( ( ChannelsMaskRemaining[4] & 0x00FF ) == 0 ) )
mluis 3:b9d87593a8ae 1902 { // Make sure, that the channels are activated
mluis 3:b9d87593a8ae 1903 ChannelsMaskRemaining[4] = ChannelsMask[4];
mluis 3:b9d87593a8ae 1904 }
mluis 3:b9d87593a8ae 1905 #else
mluis 4:37c12dbc8dc7 1906 if( CountBits( ChannelsMask[0], 16 ) == 0 )
mluis 3:b9d87593a8ae 1907 {
mluis 3:b9d87593a8ae 1908 // Re-enable default channels, if no channel is enabled
mluis 3:b9d87593a8ae 1909 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
mluis 2:14a5d6ad92d5 1910 }
mluis 2:14a5d6ad92d5 1911 #endif
mluis 2:14a5d6ad92d5 1912
mluis 0:91d1a7783bb9 1913 // Update Aggregated duty cycle
mluis 4:37c12dbc8dc7 1914 if( AggregatedTimeOff <= TimerGetElapsedTime( AggregatedLastTxDoneTime ) )
mluis 0:91d1a7783bb9 1915 {
mluis 0:91d1a7783bb9 1916 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 1917
mluis 2:14a5d6ad92d5 1918 // Update bands Time OFF
mluis 2:14a5d6ad92d5 1919 for( uint8_t i = 0; i < LORA_MAX_NB_BANDS; i++ )
mluis 0:91d1a7783bb9 1920 {
mluis 2:14a5d6ad92d5 1921 if( DutyCycleOn == true )
mluis 0:91d1a7783bb9 1922 {
mluis 4:37c12dbc8dc7 1923 if( Bands[i].TimeOff <= TimerGetElapsedTime( Bands[i].LastTxDoneTime ) )
mluis 2:14a5d6ad92d5 1924 {
mluis 2:14a5d6ad92d5 1925 Bands[i].TimeOff = 0;
mluis 2:14a5d6ad92d5 1926 }
mluis 2:14a5d6ad92d5 1927 if( Bands[i].TimeOff != 0 )
mluis 2:14a5d6ad92d5 1928 {
mluis 2:14a5d6ad92d5 1929 nextTxDelay = MIN( Bands[i].TimeOff -
mluis 4:37c12dbc8dc7 1930 TimerGetElapsedTime( Bands[i].LastTxDoneTime ),
mluis 2:14a5d6ad92d5 1931 nextTxDelay );
mluis 2:14a5d6ad92d5 1932 }
mluis 2:14a5d6ad92d5 1933 }
mluis 2:14a5d6ad92d5 1934 else
mluis 2:14a5d6ad92d5 1935 {
mluis 2:14a5d6ad92d5 1936 nextTxDelay = 0;
mluis 0:91d1a7783bb9 1937 Bands[i].TimeOff = 0;
mluis 0:91d1a7783bb9 1938 }
mluis 2:14a5d6ad92d5 1939 }
mluis 2:14a5d6ad92d5 1940
mluis 2:14a5d6ad92d5 1941 // Search how many channels are enabled
mluis 2:14a5d6ad92d5 1942 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS; i += 16, k++ )
mluis 2:14a5d6ad92d5 1943 {
mluis 2:14a5d6ad92d5 1944 for( uint8_t j = 0; j < 16; j++ )
mluis 0:91d1a7783bb9 1945 {
mluis 2:14a5d6ad92d5 1946 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1947 if( ( ChannelsMaskRemaining[k] & ( 1 << j ) ) != 0 )
mluis 2:14a5d6ad92d5 1948 #else
mluis 2:14a5d6ad92d5 1949 if( ( ChannelsMask[k] & ( 1 << j ) ) != 0 )
mluis 2:14a5d6ad92d5 1950 #endif
mluis 2:14a5d6ad92d5 1951 {
mluis 2:14a5d6ad92d5 1952 if( Channels[i + j].Frequency == 0 )
mluis 2:14a5d6ad92d5 1953 { // Check if the channel is enabled
mluis 2:14a5d6ad92d5 1954 continue;
mluis 2:14a5d6ad92d5 1955 }
mluis 4:37c12dbc8dc7 1956 #if defined( USE_BAND_868 ) || defined( USE_BAND_433 ) || defined( USE_BAND_780 )
mluis 4:37c12dbc8dc7 1957 if( IsLoRaMacNetworkJoined == false )
mluis 4:37c12dbc8dc7 1958 {
mluis 4:37c12dbc8dc7 1959 if( ( JOIN_CHANNELS & ( 1 << j ) ) == 0 )
mluis 4:37c12dbc8dc7 1960 {
mluis 4:37c12dbc8dc7 1961 continue;
mluis 4:37c12dbc8dc7 1962 }
mluis 4:37c12dbc8dc7 1963 }
mluis 4:37c12dbc8dc7 1964 #endif
mluis 2:14a5d6ad92d5 1965 if( ( ( Channels[i + j].DrRange.Fields.Min <= ChannelsDatarate ) &&
mluis 2:14a5d6ad92d5 1966 ( ChannelsDatarate <= Channels[i + j].DrRange.Fields.Max ) ) == false )
mluis 2:14a5d6ad92d5 1967 { // Check if the current channel selection supports the given datarate
mluis 2:14a5d6ad92d5 1968 continue;
mluis 2:14a5d6ad92d5 1969 }
mluis 2:14a5d6ad92d5 1970 if( Bands[Channels[i + j].Band].TimeOff > 0 )
mluis 2:14a5d6ad92d5 1971 { // Check if the band is available for transmission
mluis 3:b9d87593a8ae 1972 delayTx++;
mluis 2:14a5d6ad92d5 1973 continue;
mluis 2:14a5d6ad92d5 1974 }
mluis 2:14a5d6ad92d5 1975 enabledChannels[nbEnabledChannels++] = i + j;
mluis 2:14a5d6ad92d5 1976 }
mluis 2:14a5d6ad92d5 1977 }
mluis 2:14a5d6ad92d5 1978 }
mluis 2:14a5d6ad92d5 1979 }
mluis 2:14a5d6ad92d5 1980 else
mluis 2:14a5d6ad92d5 1981 {
mluis 3:b9d87593a8ae 1982 delayTx++;
mluis 4:37c12dbc8dc7 1983 nextTxDelay = AggregatedTimeOff - TimerGetElapsedTime( AggregatedLastTxDoneTime );
mluis 2:14a5d6ad92d5 1984 }
ubhat 14:60c5d589a070 1985
mluis 2:14a5d6ad92d5 1986 if( nbEnabledChannels > 0 )
mluis 2:14a5d6ad92d5 1987 {
snelson 8:4816c8449bf2 1988 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 1989 if ( IsLoRaMacNetworkJoined == false )
snelson 8:4816c8449bf2 1990 {
snelson 8:4816c8449bf2 1991 Channel = GetNextJoinChannel(enabledChannels, nbEnabledChannels);
snelson 8:4816c8449bf2 1992 }
snelson 8:4816c8449bf2 1993 // Send first uplink on channel from same sub-band as the join
snelson 8:4816c8449bf2 1994 else if( ( UpLinkCounter == 1 ) && ( LastJoinBlock != -1 ) )
snelson 8:4816c8449bf2 1995 {
snelson 8:4816c8449bf2 1996 uint8_t i;
snelson 8:4816c8449bf2 1997 uint8_t blockFirstChannel = LastJoinBlock*8;
snelson 8:4816c8449bf2 1998
snelson 8:4816c8449bf2 1999 Channel = randr( blockFirstChannel, blockFirstChannel + 7 );
snelson 8:4816c8449bf2 2000
snelson 8:4816c8449bf2 2001 // Check channel is enabled
snelson 8:4816c8449bf2 2002 for( i = 0; i < nbEnabledChannels; i++ )
snelson 8:4816c8449bf2 2003 {
snelson 8:4816c8449bf2 2004 if( Channel == enabledChannels[i] )
snelson 8:4816c8449bf2 2005 break;
snelson 8:4816c8449bf2 2006 }
snelson 8:4816c8449bf2 2007
snelson 8:4816c8449bf2 2008 // If channel is not enabled fallback to selecting from the list of
snelson 8:4816c8449bf2 2009 // enabled channels
snelson 8:4816c8449bf2 2010 if (i == nbEnabledChannels)
snelson 8:4816c8449bf2 2011 {
snelson 8:4816c8449bf2 2012 Channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
snelson 8:4816c8449bf2 2013 }
snelson 8:4816c8449bf2 2014 }
snelson 8:4816c8449bf2 2015 else
snelson 8:4816c8449bf2 2016 #endif
snelson 8:4816c8449bf2 2017 {
snelson 8:4816c8449bf2 2018 Channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
snelson 8:4816c8449bf2 2019 }
snelson 8:4816c8449bf2 2020
mluis 2:14a5d6ad92d5 2021 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 2022 if( Channel < ( LORA_MAX_NB_CHANNELS - 8 ) )
mluis 3:b9d87593a8ae 2023 {
mluis 3:b9d87593a8ae 2024 DisableChannelInMask( Channel, ChannelsMaskRemaining );
mluis 3:b9d87593a8ae 2025 }
mluis 2:14a5d6ad92d5 2026 #endif
mluis 3:b9d87593a8ae 2027 *time = 0;
mluis 3:b9d87593a8ae 2028 return true;
mluis 2:14a5d6ad92d5 2029 }
mluis 2:14a5d6ad92d5 2030 else
mluis 2:14a5d6ad92d5 2031 {
mluis 3:b9d87593a8ae 2032 if( delayTx > 0 )
mluis 3:b9d87593a8ae 2033 {
mluis 3:b9d87593a8ae 2034 // Delay transmission due to AggregatedTimeOff or to a band time off
mluis 3:b9d87593a8ae 2035 *time = nextTxDelay;
mluis 3:b9d87593a8ae 2036 return true;
mluis 3:b9d87593a8ae 2037 }
mluis 3:b9d87593a8ae 2038 // Datarate not supported by any channel
mluis 3:b9d87593a8ae 2039 *time = 0;
mluis 3:b9d87593a8ae 2040 return false;
mluis 2:14a5d6ad92d5 2041 }
mluis 2:14a5d6ad92d5 2042 }
mluis 2:14a5d6ad92d5 2043
mluis 2:14a5d6ad92d5 2044 static void SetPublicNetwork( bool enable )
mluis 2:14a5d6ad92d5 2045 {
mluis 2:14a5d6ad92d5 2046 PublicNetwork = enable;
mluis 2:14a5d6ad92d5 2047 Radio.SetModem( MODEM_LORA );
mluis 2:14a5d6ad92d5 2048 if( PublicNetwork == true )
mluis 2:14a5d6ad92d5 2049 {
mluis 2:14a5d6ad92d5 2050 // Change LoRa modem SyncWord
mluis 2:14a5d6ad92d5 2051 Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PUBLIC_SYNCWORD );
mluis 2:14a5d6ad92d5 2052 }
mluis 2:14a5d6ad92d5 2053 else
mluis 2:14a5d6ad92d5 2054 {
mluis 2:14a5d6ad92d5 2055 // Change LoRa modem SyncWord
mluis 2:14a5d6ad92d5 2056 Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PRIVATE_SYNCWORD );
mluis 2:14a5d6ad92d5 2057 }
mluis 2:14a5d6ad92d5 2058 }
mluis 2:14a5d6ad92d5 2059
mluis 2:14a5d6ad92d5 2060 static void RxWindowSetup( uint32_t freq, int8_t datarate, uint32_t bandwidth, uint16_t timeout, bool rxContinuous )
mluis 2:14a5d6ad92d5 2061 {
mluis 2:14a5d6ad92d5 2062 uint8_t downlinkDatarate = Datarates[datarate];
mluis 2:14a5d6ad92d5 2063 RadioModems_t modem;
mluis 2:14a5d6ad92d5 2064
mluis 2:14a5d6ad92d5 2065 if( Radio.GetStatus( ) == RF_IDLE )
mluis 2:14a5d6ad92d5 2066 {
mluis 2:14a5d6ad92d5 2067 Radio.SetChannel( freq );
mluis 2:14a5d6ad92d5 2068
mluis 2:14a5d6ad92d5 2069 // Store downlink datarate
mluis 2:14a5d6ad92d5 2070 McpsIndication.RxDatarate = ( uint8_t ) datarate;
mluis 2:14a5d6ad92d5 2071
mluis 2:14a5d6ad92d5 2072 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 2073 if( datarate == DR_7 )
mluis 2:14a5d6ad92d5 2074 {
mluis 2:14a5d6ad92d5 2075 modem = MODEM_FSK;
mluis 2:14a5d6ad92d5 2076 Radio.SetRxConfig( modem, 50e3, downlinkDatarate * 1e3, 0, 83.333e3, 5, 0, false, 0, true, 0, 0, false, rxContinuous );
mluis 2:14a5d6ad92d5 2077 }
mluis 2:14a5d6ad92d5 2078 else
mluis 2:14a5d6ad92d5 2079 {
mluis 2:14a5d6ad92d5 2080 modem = MODEM_LORA;
mluis 2:14a5d6ad92d5 2081 Radio.SetRxConfig( modem, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
mluis 2:14a5d6ad92d5 2082 }
mluis 2:14a5d6ad92d5 2083 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2084 modem = MODEM_LORA;
mluis 2:14a5d6ad92d5 2085 Radio.SetRxConfig( modem, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
mluis 2:14a5d6ad92d5 2086 #endif
mluis 2:14a5d6ad92d5 2087
mluis 2:14a5d6ad92d5 2088 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 2089 {
mluis 4:37c12dbc8dc7 2090 Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarateRepeater[datarate] + LORA_MAC_FRMPAYLOAD_OVERHEAD );
mluis 2:14a5d6ad92d5 2091 }
mluis 2:14a5d6ad92d5 2092 else
mluis 2:14a5d6ad92d5 2093 {
mluis 4:37c12dbc8dc7 2094 Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarate[datarate] + LORA_MAC_FRMPAYLOAD_OVERHEAD );
mluis 2:14a5d6ad92d5 2095 }
mluis 2:14a5d6ad92d5 2096
mluis 2:14a5d6ad92d5 2097 if( rxContinuous == false )
mluis 2:14a5d6ad92d5 2098 {
mluis 2:14a5d6ad92d5 2099 Radio.Rx( MaxRxWindow );
mluis 2:14a5d6ad92d5 2100 }
mluis 2:14a5d6ad92d5 2101 else
mluis 2:14a5d6ad92d5 2102 {
mluis 2:14a5d6ad92d5 2103 Radio.Rx( 0 ); // Continuous mode
mluis 2:14a5d6ad92d5 2104 }
mluis 2:14a5d6ad92d5 2105 }
mluis 2:14a5d6ad92d5 2106 }
mluis 2:14a5d6ad92d5 2107
shaunkrnelson 16:1e01c8728daa 2108 static bool Rx2FreqInRange( uint32_t freq )
shaunkrnelson 16:1e01c8728daa 2109 {
shaunkrnelson 16:1e01c8728daa 2110 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
shaunkrnelson 16:1e01c8728daa 2111 if( Radio.CheckRfFrequency( freq ) == true )
shaunkrnelson 16:1e01c8728daa 2112 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
shaunkrnelson 16:1e01c8728daa 2113 if( ( Radio.CheckRfFrequency( freq ) == true ) &&
shaunkrnelson 16:1e01c8728daa 2114 ( freq >= LORAMAC_FIRST_RX2_CHANNEL ) &&
shaunkrnelson 16:1e01c8728daa 2115 ( freq <= LORAMAC_LAST_RX2_CHANNEL ) &&
shaunkrnelson 16:1e01c8728daa 2116 ( ( ( freq - ( uint32_t ) LORAMAC_FIRST_RX2_CHANNEL ) % ( uint32_t ) LORAMAC_STEPWIDTH_RX2_CHANNEL ) == 0 ) )
shaunkrnelson 16:1e01c8728daa 2117 #endif
shaunkrnelson 16:1e01c8728daa 2118 {
shaunkrnelson 16:1e01c8728daa 2119 return true;
shaunkrnelson 16:1e01c8728daa 2120 }
shaunkrnelson 16:1e01c8728daa 2121 return false;
shaunkrnelson 16:1e01c8728daa 2122 }
shaunkrnelson 16:1e01c8728daa 2123
shaunkrnelson 16:1e01c8728daa 2124
mluis 2:14a5d6ad92d5 2125 static bool ValidatePayloadLength( uint8_t lenN, int8_t datarate, uint8_t fOptsLen )
mluis 2:14a5d6ad92d5 2126 {
mluis 2:14a5d6ad92d5 2127 uint16_t maxN = 0;
mluis 2:14a5d6ad92d5 2128 uint16_t payloadSize = 0;
mluis 2:14a5d6ad92d5 2129
mluis 2:14a5d6ad92d5 2130 // Get the maximum payload length
mluis 2:14a5d6ad92d5 2131 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 2132 {
mluis 2:14a5d6ad92d5 2133 maxN = MaxPayloadOfDatarateRepeater[datarate];
mluis 2:14a5d6ad92d5 2134 }
mluis 2:14a5d6ad92d5 2135 else
mluis 2:14a5d6ad92d5 2136 {
mluis 2:14a5d6ad92d5 2137 maxN = MaxPayloadOfDatarate[datarate];
mluis 2:14a5d6ad92d5 2138 }
mluis 2:14a5d6ad92d5 2139
mluis 2:14a5d6ad92d5 2140 // Calculate the resulting payload size
mluis 2:14a5d6ad92d5 2141 payloadSize = ( lenN + fOptsLen );
mluis 2:14a5d6ad92d5 2142
mluis 2:14a5d6ad92d5 2143 // Validation of the application payload size
mluis 2:14a5d6ad92d5 2144 if( ( payloadSize <= maxN ) && ( payloadSize <= LORAMAC_PHY_MAXPAYLOAD ) )
mluis 2:14a5d6ad92d5 2145 {
mluis 2:14a5d6ad92d5 2146 return true;
mluis 2:14a5d6ad92d5 2147 }
mluis 2:14a5d6ad92d5 2148 return false;
mluis 2:14a5d6ad92d5 2149 }
mluis 2:14a5d6ad92d5 2150
mluis 4:37c12dbc8dc7 2151 static uint8_t CountBits( uint16_t mask, uint8_t nbBits )
mluis 4:37c12dbc8dc7 2152 {
mluis 4:37c12dbc8dc7 2153 uint8_t nbActiveBits = 0;
mluis 4:37c12dbc8dc7 2154
mluis 4:37c12dbc8dc7 2155 for( uint8_t j = 0; j < nbBits; j++ )
mluis 4:37c12dbc8dc7 2156 {
mluis 4:37c12dbc8dc7 2157 if( ( mask & ( 1 << j ) ) == ( 1 << j ) )
mluis 4:37c12dbc8dc7 2158 {
mluis 4:37c12dbc8dc7 2159 nbActiveBits++;
mluis 4:37c12dbc8dc7 2160 }
mluis 4:37c12dbc8dc7 2161 }
mluis 4:37c12dbc8dc7 2162 return nbActiveBits;
mluis 4:37c12dbc8dc7 2163 }
mluis 4:37c12dbc8dc7 2164
mluis 2:14a5d6ad92d5 2165 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2166 static uint8_t CountNbEnabled125kHzChannels( uint16_t *channelsMask )
mluis 2:14a5d6ad92d5 2167 {
mluis 2:14a5d6ad92d5 2168 uint8_t nb125kHzChannels = 0;
mluis 2:14a5d6ad92d5 2169
mluis 2:14a5d6ad92d5 2170 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS - 8; i += 16, k++ )
mluis 2:14a5d6ad92d5 2171 {
mluis 4:37c12dbc8dc7 2172 nb125kHzChannels += CountBits( channelsMask[k], 16 );
mluis 2:14a5d6ad92d5 2173 }
mluis 2:14a5d6ad92d5 2174
mluis 2:14a5d6ad92d5 2175 return nb125kHzChannels;
mluis 2:14a5d6ad92d5 2176 }
mluis 4:37c12dbc8dc7 2177
mluis 4:37c12dbc8dc7 2178 #if defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 2179 static void ReenableChannels( uint16_t mask, uint16_t* channelMask )
mluis 4:37c12dbc8dc7 2180 {
mluis 4:37c12dbc8dc7 2181 uint16_t blockMask = mask;
mluis 4:37c12dbc8dc7 2182
mluis 4:37c12dbc8dc7 2183 for( uint8_t i = 0, j = 0; i < 4; i++, j += 2 )
mluis 4:37c12dbc8dc7 2184 {
mluis 4:37c12dbc8dc7 2185 channelMask[i] = 0;
mluis 4:37c12dbc8dc7 2186 if( ( blockMask & ( 1 << j ) ) != 0 )
mluis 4:37c12dbc8dc7 2187 {
mluis 4:37c12dbc8dc7 2188 channelMask[i] |= 0x00FF;
mluis 4:37c12dbc8dc7 2189 }
mluis 4:37c12dbc8dc7 2190 if( ( blockMask & ( 1 << ( j + 1 ) ) ) != 0 )
mluis 4:37c12dbc8dc7 2191 {
mluis 4:37c12dbc8dc7 2192 channelMask[i] |= 0xFF00;
mluis 4:37c12dbc8dc7 2193 }
mluis 4:37c12dbc8dc7 2194 }
mluis 4:37c12dbc8dc7 2195 channelMask[4] = blockMask;
mluis 4:37c12dbc8dc7 2196 channelMask[5] = 0x0000;
mluis 4:37c12dbc8dc7 2197 }
mluis 4:37c12dbc8dc7 2198
mluis 4:37c12dbc8dc7 2199 static bool ValidateChannelMask( uint16_t* channelMask )
mluis 4:37c12dbc8dc7 2200 {
mluis 4:37c12dbc8dc7 2201 bool chanMaskState = false;
mluis 4:37c12dbc8dc7 2202 uint16_t block1 = 0;
mluis 4:37c12dbc8dc7 2203 uint16_t block2 = 0;
mluis 4:37c12dbc8dc7 2204 uint8_t index = 0;
mluis 4:37c12dbc8dc7 2205
mluis 4:37c12dbc8dc7 2206 for( uint8_t i = 0; i < 4; i++ )
mluis 4:37c12dbc8dc7 2207 {
mluis 4:37c12dbc8dc7 2208 block1 = channelMask[i] & 0x00FF;
mluis 4:37c12dbc8dc7 2209 block2 = channelMask[i] & 0xFF00;
mluis 4:37c12dbc8dc7 2210
mluis 4:37c12dbc8dc7 2211 if( ( CountBits( block1, 16 ) > 5 ) && ( chanMaskState == false ) )
mluis 4:37c12dbc8dc7 2212 {
mluis 4:37c12dbc8dc7 2213 channelMask[i] &= block1;
mluis 4:37c12dbc8dc7 2214 channelMask[4] = 1 << ( i * 2 );
mluis 4:37c12dbc8dc7 2215 chanMaskState = true;
mluis 4:37c12dbc8dc7 2216 index = i;
mluis 4:37c12dbc8dc7 2217 }
mluis 4:37c12dbc8dc7 2218 else if( ( CountBits( block2, 16 ) > 5 ) && ( chanMaskState == false ) )
mluis 4:37c12dbc8dc7 2219 {
mluis 4:37c12dbc8dc7 2220 channelMask[i] &= block2;
mluis 4:37c12dbc8dc7 2221 channelMask[4] = 1 << ( i * 2 + 1 );
mluis 4:37c12dbc8dc7 2222 chanMaskState = true;
mluis 4:37c12dbc8dc7 2223 index = i;
mluis 4:37c12dbc8dc7 2224 }
mluis 4:37c12dbc8dc7 2225 }
mluis 4:37c12dbc8dc7 2226
mluis 4:37c12dbc8dc7 2227 // Do only change the channel mask, if we have found a valid block.
mluis 4:37c12dbc8dc7 2228 if( chanMaskState == true )
mluis 4:37c12dbc8dc7 2229 {
mluis 4:37c12dbc8dc7 2230 for( uint8_t i = 0; i < 4; i++ )
mluis 4:37c12dbc8dc7 2231 {
mluis 4:37c12dbc8dc7 2232 if( i != index )
mluis 4:37c12dbc8dc7 2233 {
mluis 4:37c12dbc8dc7 2234 channelMask[i] = 0;
mluis 4:37c12dbc8dc7 2235 }
mluis 4:37c12dbc8dc7 2236 }
mluis 4:37c12dbc8dc7 2237 }
mluis 4:37c12dbc8dc7 2238 return chanMaskState;
mluis 4:37c12dbc8dc7 2239 }
mluis 4:37c12dbc8dc7 2240 #endif
mluis 2:14a5d6ad92d5 2241 #endif
mluis 2:14a5d6ad92d5 2242
mluis 2:14a5d6ad92d5 2243 static int8_t LimitTxPower( int8_t txPower )
mluis 2:14a5d6ad92d5 2244 {
mluis 2:14a5d6ad92d5 2245 int8_t resultTxPower = txPower;
mluis 2:14a5d6ad92d5 2246 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2247 if( ( ChannelsDatarate == DR_4 ) ||
mluis 2:14a5d6ad92d5 2248 ( ( ChannelsDatarate >= DR_8 ) && ( ChannelsDatarate <= DR_13 ) ) )
mluis 2:14a5d6ad92d5 2249 {// Limit tx power to max 26dBm
mluis 2:14a5d6ad92d5 2250 resultTxPower = MAX( txPower, TX_POWER_26_DBM );
mluis 2:14a5d6ad92d5 2251 }
mluis 2:14a5d6ad92d5 2252 else
mluis 2:14a5d6ad92d5 2253 {
ubhat 20:92764fda7371 2254 if( CountNbEnabled125kHzChannels( ChannelsMask ) < FRQ_HOP_CHNLS_MIN )
mluis 2:14a5d6ad92d5 2255 {// Limit tx power to max 21dBm
mluis 2:14a5d6ad92d5 2256 resultTxPower = MAX( txPower, TX_POWER_20_DBM );
mluis 2:14a5d6ad92d5 2257 }
mluis 2:14a5d6ad92d5 2258 }
mluis 2:14a5d6ad92d5 2259 #endif
mluis 2:14a5d6ad92d5 2260 return resultTxPower;
mluis 2:14a5d6ad92d5 2261 }
mluis 2:14a5d6ad92d5 2262
mluis 2:14a5d6ad92d5 2263 static bool ValueInRange( int8_t value, int8_t min, int8_t max )
mluis 2:14a5d6ad92d5 2264 {
mluis 2:14a5d6ad92d5 2265 if( ( value >= min ) && ( value <= max ) )
mluis 2:14a5d6ad92d5 2266 {
mluis 2:14a5d6ad92d5 2267 return true;
mluis 2:14a5d6ad92d5 2268 }
mluis 2:14a5d6ad92d5 2269 return false;
mluis 2:14a5d6ad92d5 2270 }
mluis 2:14a5d6ad92d5 2271
mluis 2:14a5d6ad92d5 2272 static bool DisableChannelInMask( uint8_t id, uint16_t* mask )
mluis 2:14a5d6ad92d5 2273 {
mluis 2:14a5d6ad92d5 2274 uint8_t index = 0;
mluis 2:14a5d6ad92d5 2275 index = id / 16;
mluis 2:14a5d6ad92d5 2276
mluis 2:14a5d6ad92d5 2277 if( ( index > 4 ) || ( id >= LORA_MAX_NB_CHANNELS ) )
mluis 2:14a5d6ad92d5 2278 {
mluis 2:14a5d6ad92d5 2279 return false;
mluis 2:14a5d6ad92d5 2280 }
mluis 2:14a5d6ad92d5 2281
mluis 2:14a5d6ad92d5 2282 // Deactivate channel
mluis 2:14a5d6ad92d5 2283 mask[index] &= ~( 1 << ( id % 16 ) );
mluis 2:14a5d6ad92d5 2284
mluis 2:14a5d6ad92d5 2285 return true;
mluis 2:14a5d6ad92d5 2286 }
mluis 2:14a5d6ad92d5 2287
snelson 8:4816c8449bf2 2288 static bool AdrNextDr( bool adrEnabled, bool isTx, int8_t* datarateOut, int8_t* txpowerOut )
mluis 2:14a5d6ad92d5 2289 {
mluis 2:14a5d6ad92d5 2290 bool adrAckReq = false;
mluis 2:14a5d6ad92d5 2291 int8_t datarate = ChannelsDatarate;
snelson 8:4816c8449bf2 2292 int8_t txpower = ChannelsTxPower;
shaunkrnelson 24:69286d8b3962 2293
mluis 2:14a5d6ad92d5 2294 if( adrEnabled == true )
mluis 2:14a5d6ad92d5 2295 {
snelson 8:4816c8449bf2 2296 /* Request ADR Ack Request (including at lowest available datarate) */
snelson 8:4816c8449bf2 2297 adrAckReq = AdrAckCounter >= ADR_ACK_LIMIT ? true : false;
snelson 8:4816c8449bf2 2298
shaunkrnelson 24:69286d8b3962 2299 if( AdrAckCounter >= (ADR_ACK_LIMIT + ADR_ACK_DELAY) )
mluis 0:91d1a7783bb9 2300 {
snelson 8:4816c8449bf2 2301 // Step up power
snelson 8:4816c8449bf2 2302 txpower = LORAMAC_DEFAULT_TX_POWER;
snelson 8:4816c8449bf2 2303
shaunkrnelson 24:69286d8b3962 2304 if( ( AdrAckCounter % ADR_ACK_DELAY ) == 0 )
snelson 8:4816c8449bf2 2305 {
shaunkrnelson 24:69286d8b3962 2306 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
shaunkrnelson 24:69286d8b3962 2307 if( datarate > LORAMAC_TX_MIN_DATARATE )
shaunkrnelson 24:69286d8b3962 2308 {
shaunkrnelson 24:69286d8b3962 2309 datarate--;
shaunkrnelson 24:69286d8b3962 2310 }
shaunkrnelson 24:69286d8b3962 2311
shaunkrnelson 24:69286d8b3962 2312 if( datarate == LORAMAC_TX_MIN_DATARATE )
shaunkrnelson 24:69286d8b3962 2313 {
shaunkrnelson 24:69286d8b3962 2314 if( isTx == true )
shaunkrnelson 24:69286d8b3962 2315 {
shaunkrnelson 24:69286d8b3962 2316 // Re-enable default channels LC1, LC2, LC3
shaunkrnelson 24:69286d8b3962 2317 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
shaunkrnelson 24:69286d8b3962 2318 }
shaunkrnelson 24:69286d8b3962 2319 }
shaunkrnelson 24:69286d8b3962 2320 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
shaunkrnelson 24:69286d8b3962 2321 if( datarate > LORAMAC_TX_MIN_DATARATE )
shaunkrnelson 24:69286d8b3962 2322 {
shaunkrnelson 24:69286d8b3962 2323 if ( datarate == DR_8)
shaunkrnelson 24:69286d8b3962 2324 datarate = DR_4;
shaunkrnelson 24:69286d8b3962 2325 else
shaunkrnelson 24:69286d8b3962 2326 datarate--;
shaunkrnelson 28:307e6c4831ad 2327
shaunkrnelson 24:69286d8b3962 2328 }
shaunkrnelson 24:69286d8b3962 2329 else if( isTx == true )
shaunkrnelson 24:69286d8b3962 2330 {
mluis 3:b9d87593a8ae 2331 #if defined( USE_BAND_915 )
shaunkrnelson 24:69286d8b3962 2332 // Re-enable default channels
shaunkrnelson 24:69286d8b3962 2333 ChannelsMask[0] = 0xFFFF;
shaunkrnelson 24:69286d8b3962 2334 ChannelsMask[1] = 0xFFFF;
shaunkrnelson 24:69286d8b3962 2335 ChannelsMask[2] = 0xFFFF;
shaunkrnelson 24:69286d8b3962 2336 ChannelsMask[3] = 0xFFFF;
shaunkrnelson 24:69286d8b3962 2337 ChannelsMask[4] = 0x00FF;
shaunkrnelson 24:69286d8b3962 2338 ChannelsMask[5] = 0x0000;
mluis 3:b9d87593a8ae 2339 #else // defined( USE_BAND_915_HYBRID )
shaunkrnelson 24:69286d8b3962 2340 // Re-enable default channels
shaunkrnelson 24:69286d8b3962 2341 ChannelsMask[0] = 0x00FF;
shaunkrnelson 24:69286d8b3962 2342 ChannelsMask[1] = 0x0000;
shaunkrnelson 24:69286d8b3962 2343 ChannelsMask[2] = 0x0000;
shaunkrnelson 24:69286d8b3962 2344 ChannelsMask[3] = 0x0000;
shaunkrnelson 24:69286d8b3962 2345 ChannelsMask[4] = 0x0001;
shaunkrnelson 24:69286d8b3962 2346 ChannelsMask[5] = 0x0000;
mluis 3:b9d87593a8ae 2347 #endif
shaunkrnelson 24:69286d8b3962 2348 }
mluis 2:14a5d6ad92d5 2349 #else
mluis 2:14a5d6ad92d5 2350 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 2351 #endif
shaunkrnelson 24:69286d8b3962 2352 }
mluis 0:91d1a7783bb9 2353 }
mluis 0:91d1a7783bb9 2354 }
mluis 2:14a5d6ad92d5 2355
snelson 8:4816c8449bf2 2356 if(datarateOut != NULL)
snelson 8:4816c8449bf2 2357 *datarateOut = datarate;
snelson 8:4816c8449bf2 2358
snelson 8:4816c8449bf2 2359 if(txpowerOut != NULL)
snelson 8:4816c8449bf2 2360 *txpowerOut = txpower;
mluis 2:14a5d6ad92d5 2361
mluis 2:14a5d6ad92d5 2362 return adrAckReq;
shaunkrnelson 24:69286d8b3962 2363
mluis 0:91d1a7783bb9 2364 }
mluis 0:91d1a7783bb9 2365
mluis 2:14a5d6ad92d5 2366 static LoRaMacStatus_t AddMacCommand( uint8_t cmd, uint8_t p1, uint8_t p2 )
mluis 0:91d1a7783bb9 2367 {
mluis 2:14a5d6ad92d5 2368 LoRaMacStatus_t status = LORAMAC_STATUS_BUSY;
mluis 1:91e4e6c60d1e 2369
mluis 0:91d1a7783bb9 2370 switch( cmd )
mluis 0:91d1a7783bb9 2371 {
mluis 0:91d1a7783bb9 2372 case MOTE_MAC_LINK_CHECK_REQ:
mluis 1:91e4e6c60d1e 2373 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 2374 {
mluis 1:91e4e6c60d1e 2375 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2376 // No payload for this command
mluis 2:14a5d6ad92d5 2377 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2378 }
mluis 0:91d1a7783bb9 2379 break;
mluis 0:91d1a7783bb9 2380 case MOTE_MAC_LINK_ADR_ANS:
mluis 1:91e4e6c60d1e 2381 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 2382 {
mluis 1:91e4e6c60d1e 2383 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2384 // Margin
mluis 1:91e4e6c60d1e 2385 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 2386 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2387 }
mluis 0:91d1a7783bb9 2388 break;
mluis 0:91d1a7783bb9 2389 case MOTE_MAC_DUTY_CYCLE_ANS:
mluis 1:91e4e6c60d1e 2390 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 2391 {
mluis 1:91e4e6c60d1e 2392 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2393 // No payload for this answer
mluis 2:14a5d6ad92d5 2394 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2395 }
mluis 0:91d1a7783bb9 2396 break;
mluis 0:91d1a7783bb9 2397 case MOTE_MAC_RX_PARAM_SETUP_ANS:
mluis 1:91e4e6c60d1e 2398 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 2399 {
mluis 1:91e4e6c60d1e 2400 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2401 // Status: Datarate ACK, Channel ACK
mluis 1:91e4e6c60d1e 2402 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 2403 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2404 }
mluis 0:91d1a7783bb9 2405 break;
mluis 0:91d1a7783bb9 2406 case MOTE_MAC_DEV_STATUS_ANS:
mluis 1:91e4e6c60d1e 2407 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 2 ) )
mluis 1:91e4e6c60d1e 2408 {
mluis 1:91e4e6c60d1e 2409 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2410 // 1st byte Battery
mluis 1:91e4e6c60d1e 2411 // 2nd byte Margin
mluis 1:91e4e6c60d1e 2412 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 1:91e4e6c60d1e 2413 MacCommandsBuffer[MacCommandsBufferIndex++] = p2;
mluis 2:14a5d6ad92d5 2414 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2415 }
mluis 0:91d1a7783bb9 2416 break;
mluis 0:91d1a7783bb9 2417 case MOTE_MAC_NEW_CHANNEL_ANS:
mluis 1:91e4e6c60d1e 2418 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 2419 {
mluis 1:91e4e6c60d1e 2420 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2421 // Status: Datarate range OK, Channel frequency OK
mluis 1:91e4e6c60d1e 2422 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 2423 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2424 }
mluis 0:91d1a7783bb9 2425 break;
mluis 0:91d1a7783bb9 2426 case MOTE_MAC_RX_TIMING_SETUP_ANS:
mluis 1:91e4e6c60d1e 2427 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 2428 {
mluis 1:91e4e6c60d1e 2429 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2430 // No payload for this answer
mluis 2:14a5d6ad92d5 2431 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2432 }
mluis 0:91d1a7783bb9 2433 break;
mluis 0:91d1a7783bb9 2434 default:
mluis 2:14a5d6ad92d5 2435 return LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 0:91d1a7783bb9 2436 }
mluis 2:14a5d6ad92d5 2437 if( status == LORAMAC_STATUS_OK )
mluis 0:91d1a7783bb9 2438 {
mluis 0:91d1a7783bb9 2439 MacCommandsInNextTx = true;
mluis 0:91d1a7783bb9 2440 }
mluis 1:91e4e6c60d1e 2441 return status;
mluis 0:91d1a7783bb9 2442 }
mluis 0:91d1a7783bb9 2443
mluis 2:14a5d6ad92d5 2444 static void ProcessMacCommands( uint8_t *payload, uint8_t macIndex, uint8_t commandsSize, uint8_t snr )
mluis 0:91d1a7783bb9 2445 {
snelson 11:507de2ecd2b3 2446 uint8_t validLinkAdrCmds = 0;
snelson 11:507de2ecd2b3 2447 int8_t txPower = 0;
snelson 11:507de2ecd2b3 2448 int8_t datarate = 0;
snelson 11:507de2ecd2b3 2449 uint8_t nbRep = 0;
snelson 11:507de2ecd2b3 2450 uint16_t channelsMask[6] = {0,0,0,0,0,0};
Shaun Nelson 18:5ccaea55a881 2451 uint8_t LinkAdrMacCmdBufferIndex = 0;
snelson 11:507de2ecd2b3 2452
mluis 0:91d1a7783bb9 2453 while( macIndex < commandsSize )
mluis 0:91d1a7783bb9 2454 {
mluis 0:91d1a7783bb9 2455 // Decode Frame MAC commands
mluis 0:91d1a7783bb9 2456 switch( payload[macIndex++] )
mluis 0:91d1a7783bb9 2457 {
mluis 0:91d1a7783bb9 2458 case SRV_MAC_LINK_CHECK_ANS:
mluis 2:14a5d6ad92d5 2459 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 2460 MlmeConfirm.DemodMargin = payload[macIndex++];
mluis 2:14a5d6ad92d5 2461 MlmeConfirm.NbGateways = payload[macIndex++];
mluis 0:91d1a7783bb9 2462 break;
mluis 0:91d1a7783bb9 2463 case SRV_MAC_LINK_ADR_REQ:
mluis 0:91d1a7783bb9 2464 {
snelson 11:507de2ecd2b3 2465 uint8_t chMaskCntl = 0;
Shaun Nelson 18:5ccaea55a881 2466 uint8_t status = 0x07;
mluis 0:91d1a7783bb9 2467 uint16_t chMask;
snelson 11:507de2ecd2b3 2468
mluis 0:91d1a7783bb9 2469 datarate = payload[macIndex++];
snelson 11:507de2ecd2b3 2470 txPower = datarate & 0x0F;
mluis 0:91d1a7783bb9 2471 datarate = ( datarate >> 4 ) & 0x0F;
mluis 0:91d1a7783bb9 2472
mluis 2:14a5d6ad92d5 2473 if( ( AdrCtrlOn == false ) &&
mluis 0:91d1a7783bb9 2474 ( ( ChannelsDatarate != datarate ) || ( ChannelsTxPower != txPower ) ) )
mluis 0:91d1a7783bb9 2475 { // ADR disabled don't handle ADR requests if server tries to change datarate or txpower
mluis 0:91d1a7783bb9 2476 // Answer the server with fail status
mluis 0:91d1a7783bb9 2477 // Power ACK = 0
mluis 0:91d1a7783bb9 2478 // Data rate ACK = 0
mluis 0:91d1a7783bb9 2479 // Channel mask = 0
mluis 0:91d1a7783bb9 2480 AddMacCommand( MOTE_MAC_LINK_ADR_ANS, 0, 0 );
mluis 1:91e4e6c60d1e 2481 macIndex += 3; // Skip over the remaining bytes of the request
mluis 0:91d1a7783bb9 2482 break;
mluis 0:91d1a7783bb9 2483 }
snelson 11:507de2ecd2b3 2484 else if ( validLinkAdrCmds++ == 0 )
snelson 11:507de2ecd2b3 2485 {
snelson 11:507de2ecd2b3 2486 // Initialize local copy of the channels mask array
snelson 11:507de2ecd2b3 2487 for(uint8_t i = 0; i < 6; i++ )
snelson 11:507de2ecd2b3 2488 {
snelson 11:507de2ecd2b3 2489 channelsMask[i] = ChannelsMask[i];
snelson 11:507de2ecd2b3 2490 }
snelson 11:507de2ecd2b3 2491 }
snelson 11:507de2ecd2b3 2492
snelson 11:507de2ecd2b3 2493
mluis 1:91e4e6c60d1e 2494 chMask = ( uint16_t )payload[macIndex++];
mluis 1:91e4e6c60d1e 2495 chMask |= ( uint16_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2496
mluis 0:91d1a7783bb9 2497 nbRep = payload[macIndex++];
mluis 0:91d1a7783bb9 2498 chMaskCntl = ( nbRep >> 4 ) & 0x07;
mluis 0:91d1a7783bb9 2499 nbRep &= 0x0F;
mluis 0:91d1a7783bb9 2500 if( nbRep == 0 )
mluis 0:91d1a7783bb9 2501 {
mluis 0:91d1a7783bb9 2502 nbRep = 1;
mluis 0:91d1a7783bb9 2503 }
mluis 0:91d1a7783bb9 2504 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 0:91d1a7783bb9 2505 if( ( chMaskCntl == 0 ) && ( chMask == 0 ) )
mluis 0:91d1a7783bb9 2506 {
Shaun Nelson 18:5ccaea55a881 2507 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2508 }
mluis 2:14a5d6ad92d5 2509 else if( ( ( chMaskCntl >= 1 ) && ( chMaskCntl <= 5 )) ||
mluis 2:14a5d6ad92d5 2510 ( chMaskCntl >= 7 ) )
mluis 0:91d1a7783bb9 2511 {
mluis 0:91d1a7783bb9 2512 // RFU
Shaun Nelson 18:5ccaea55a881 2513 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2514 }
mluis 0:91d1a7783bb9 2515 else
mluis 0:91d1a7783bb9 2516 {
mluis 2:14a5d6ad92d5 2517 for( i = 0; i < LORA_MAX_NB_CHANNELS; i++ )
mluis 0:91d1a7783bb9 2518 {
mluis 0:91d1a7783bb9 2519 if( chMaskCntl == 6 )
mluis 0:91d1a7783bb9 2520 {
mluis 0:91d1a7783bb9 2521 if( Channels[i].Frequency != 0 )
mluis 0:91d1a7783bb9 2522 {
mluis 0:91d1a7783bb9 2523 chMask |= 1 << i;
mluis 0:91d1a7783bb9 2524 }
mluis 0:91d1a7783bb9 2525 }
mluis 0:91d1a7783bb9 2526 else
mluis 0:91d1a7783bb9 2527 {
mluis 0:91d1a7783bb9 2528 if( ( ( chMask & ( 1 << i ) ) != 0 ) &&
mluis 0:91d1a7783bb9 2529 ( Channels[i].Frequency == 0 ) )
mluis 0:91d1a7783bb9 2530 {// Trying to enable an undefined channel
shaunkrnelson 19:838d3e8dffc6 2531 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2532 }
mluis 0:91d1a7783bb9 2533 }
mluis 0:91d1a7783bb9 2534 }
mluis 0:91d1a7783bb9 2535 channelsMask[0] = chMask;
mluis 0:91d1a7783bb9 2536 }
mluis 0:91d1a7783bb9 2537 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
Shaun Nelson 12:d09ccf69cc93 2538 if( chMaskCntl < 4 )
Shaun Nelson 12:d09ccf69cc93 2539 {
Shaun Nelson 12:d09ccf69cc93 2540 channelsMask[chMaskCntl] = chMask;
Shaun Nelson 12:d09ccf69cc93 2541 }
Shaun Nelson 12:d09ccf69cc93 2542 else if( chMaskCntl == 6 )
mluis 0:91d1a7783bb9 2543 {
mluis 0:91d1a7783bb9 2544 // Enable all 125 kHz channels
mluis 0:91d1a7783bb9 2545 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS - 8; i += 16, k++ )
mluis 0:91d1a7783bb9 2546 {
mluis 0:91d1a7783bb9 2547 for( uint8_t j = 0; j < 16; j++ )
mluis 0:91d1a7783bb9 2548 {
mluis 0:91d1a7783bb9 2549 if( Channels[i + j].Frequency != 0 )
mluis 0:91d1a7783bb9 2550 {
mluis 0:91d1a7783bb9 2551 channelsMask[k] |= 1 << j;
mluis 0:91d1a7783bb9 2552 }
mluis 0:91d1a7783bb9 2553 }
mluis 0:91d1a7783bb9 2554 }
snelson 8:4816c8449bf2 2555 // channel mask applied to 500 kHz channels
Shaun Nelson 12:d09ccf69cc93 2556 channelsMask[4] = chMask;
mluis 0:91d1a7783bb9 2557 }
mluis 0:91d1a7783bb9 2558 else if( chMaskCntl == 7 )
mluis 0:91d1a7783bb9 2559 {
mluis 0:91d1a7783bb9 2560 // Disable all 125 kHz channels
mluis 0:91d1a7783bb9 2561 channelsMask[0] = 0x0000;
mluis 0:91d1a7783bb9 2562 channelsMask[1] = 0x0000;
mluis 0:91d1a7783bb9 2563 channelsMask[2] = 0x0000;
mluis 0:91d1a7783bb9 2564 channelsMask[3] = 0x0000;
snelson 8:4816c8449bf2 2565
snelson 8:4816c8449bf2 2566 // channel mask applied to 500 kHz channels
Shaun Nelson 18:5ccaea55a881 2567 channelsMask[4] = chMask;
Shaun Nelson 18:5ccaea55a881 2568 }
Shaun Nelson 18:5ccaea55a881 2569 else
Shaun Nelson 18:5ccaea55a881 2570 {
Shaun Nelson 18:5ccaea55a881 2571 // RFU
Shaun Nelson 18:5ccaea55a881 2572 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2573 }
mluis 0:91d1a7783bb9 2574 #else
mluis 0:91d1a7783bb9 2575 #error "Please define a frequency band in the compiler options."
mluis 0:91d1a7783bb9 2576 #endif
mluis 4:37c12dbc8dc7 2577 if( ValueInRange( datarate, LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) == false )
mluis 0:91d1a7783bb9 2578 {
Shaun Nelson 18:5ccaea55a881 2579 status &= 0xFD; // Datarate KO
mluis 0:91d1a7783bb9 2580 }
mluis 0:91d1a7783bb9 2581
mluis 0:91d1a7783bb9 2582 //
mluis 0:91d1a7783bb9 2583 // Remark MaxTxPower = 0 and MinTxPower = 5
mluis 0:91d1a7783bb9 2584 //
mluis 2:14a5d6ad92d5 2585 if( ValueInRange( txPower, LORAMAC_MAX_TX_POWER, LORAMAC_MIN_TX_POWER ) == false )
mluis 0:91d1a7783bb9 2586 {
Shaun Nelson 18:5ccaea55a881 2587 status &= 0xFB; // TxPower KO
Shaun Nelson 18:5ccaea55a881 2588 }
Shaun Nelson 18:5ccaea55a881 2589
Shaun Nelson 18:5ccaea55a881 2590
Shaun Nelson 18:5ccaea55a881 2591 // Save the mac command status location for possible channel mask KO later
Shaun Nelson 18:5ccaea55a881 2592 LinkAdrMacCmdBufferIndex = MacCommandsBufferIndex;
Shaun Nelson 18:5ccaea55a881 2593
Shaun Nelson 18:5ccaea55a881 2594 AddMacCommand( MOTE_MAC_LINK_ADR_ANS, status, 0 );
mluis 0:91d1a7783bb9 2595 }
mluis 0:91d1a7783bb9 2596 break;
mluis 0:91d1a7783bb9 2597 case SRV_MAC_DUTY_CYCLE_REQ:
mluis 0:91d1a7783bb9 2598 MaxDCycle = payload[macIndex++];
mluis 0:91d1a7783bb9 2599 AggregatedDCycle = 1 << MaxDCycle;
mluis 0:91d1a7783bb9 2600 AddMacCommand( MOTE_MAC_DUTY_CYCLE_ANS, 0, 0 );
mluis 0:91d1a7783bb9 2601 break;
mluis 0:91d1a7783bb9 2602 case SRV_MAC_RX_PARAM_SETUP_REQ:
mluis 0:91d1a7783bb9 2603 {
mluis 0:91d1a7783bb9 2604 uint8_t status = 0x07;
mluis 0:91d1a7783bb9 2605 int8_t datarate = 0;
mluis 0:91d1a7783bb9 2606 int8_t drOffset = 0;
mluis 0:91d1a7783bb9 2607 uint32_t freq = 0;
mluis 2:14a5d6ad92d5 2608
mluis 1:91e4e6c60d1e 2609 drOffset = ( payload[macIndex] >> 4 ) & 0x07;
mluis 1:91e4e6c60d1e 2610 datarate = payload[macIndex] & 0x0F;
mluis 1:91e4e6c60d1e 2611 macIndex++;
mluis 2:14a5d6ad92d5 2612
mluis 2:14a5d6ad92d5 2613 freq = ( uint32_t )payload[macIndex++];
mluis 0:91d1a7783bb9 2614 freq |= ( uint32_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2615 freq |= ( uint32_t )payload[macIndex++] << 16;
mluis 0:91d1a7783bb9 2616 freq *= 100;
shaunkrnelson 16:1e01c8728daa 2617
shaunkrnelson 16:1e01c8728daa 2618 if( Rx2FreqInRange( freq ) == false )
ubhat 15:167ad88b7272 2619 {
ubhat 15:167ad88b7272 2620 status &= 0xFE; // Channel frequency KO
ubhat 15:167ad88b7272 2621 }
mluis 2:14a5d6ad92d5 2622
mluis 4:37c12dbc8dc7 2623 if( ValueInRange( datarate, LORAMAC_RX_MIN_DATARATE, LORAMAC_RX_MAX_DATARATE ) == false )
mluis 0:91d1a7783bb9 2624 {
mluis 0:91d1a7783bb9 2625 status &= 0xFD; // Datarate KO
mluis 0:91d1a7783bb9 2626 }
mluis 2:14a5d6ad92d5 2627 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 2628 if( ( ValueInRange( datarate, DR_5, DR_7 ) == true ) ||
mluis 2:14a5d6ad92d5 2629 ( datarate > DR_13 ) )
mluis 2:14a5d6ad92d5 2630 {
mluis 2:14a5d6ad92d5 2631 status &= 0xFD; // Datarate KO
mluis 2:14a5d6ad92d5 2632 }
mluis 2:14a5d6ad92d5 2633 #endif
mluis 2:14a5d6ad92d5 2634 if( ValueInRange( drOffset, LORAMAC_MIN_RX1_DR_OFFSET, LORAMAC_MAX_RX1_DR_OFFSET ) == false )
mluis 0:91d1a7783bb9 2635 {
mluis 0:91d1a7783bb9 2636 status &= 0xFB; // Rx1DrOffset range KO
mluis 0:91d1a7783bb9 2637 }
mluis 2:14a5d6ad92d5 2638
mluis 0:91d1a7783bb9 2639 if( ( status & 0x07 ) == 0x07 )
mluis 0:91d1a7783bb9 2640 {
mluis 0:91d1a7783bb9 2641 Rx2Channel.Datarate = datarate;
mluis 0:91d1a7783bb9 2642 Rx2Channel.Frequency = freq;
mluis 0:91d1a7783bb9 2643 Rx1DrOffset = drOffset;
mluis 0:91d1a7783bb9 2644 }
mluis 0:91d1a7783bb9 2645 AddMacCommand( MOTE_MAC_RX_PARAM_SETUP_ANS, status, 0 );
mluis 0:91d1a7783bb9 2646 }
mluis 0:91d1a7783bb9 2647 break;
mluis 0:91d1a7783bb9 2648 case SRV_MAC_DEV_STATUS_REQ:
mluis 1:91e4e6c60d1e 2649 {
mluis 1:91e4e6c60d1e 2650 uint8_t batteryLevel = BAT_LEVEL_NO_MEASURE;
mluis 1:91e4e6c60d1e 2651 if( ( LoRaMacCallbacks != NULL ) && ( LoRaMacCallbacks->GetBatteryLevel != NULL ) )
mluis 1:91e4e6c60d1e 2652 {
mluis 1:91e4e6c60d1e 2653 batteryLevel = LoRaMacCallbacks->GetBatteryLevel( );
mluis 1:91e4e6c60d1e 2654 }
mluis 2:14a5d6ad92d5 2655 AddMacCommand( MOTE_MAC_DEV_STATUS_ANS, batteryLevel, snr );
mluis 2:14a5d6ad92d5 2656 break;
mluis 1:91e4e6c60d1e 2657 }
mluis 0:91d1a7783bb9 2658 case SRV_MAC_NEW_CHANNEL_REQ:
mluis 0:91d1a7783bb9 2659 {
mluis 0:91d1a7783bb9 2660 uint8_t status = 0x03;
mluis 3:b9d87593a8ae 2661
mluis 2:14a5d6ad92d5 2662 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 3:b9d87593a8ae 2663 status &= 0xFC; // Channel frequency and datarate KO
mluis 3:b9d87593a8ae 2664 macIndex += 5;
mluis 2:14a5d6ad92d5 2665 #else
mluis 0:91d1a7783bb9 2666 int8_t channelIndex = 0;
mluis 0:91d1a7783bb9 2667 ChannelParams_t chParam;
mluis 2:14a5d6ad92d5 2668
mluis 0:91d1a7783bb9 2669 channelIndex = payload[macIndex++];
mluis 0:91d1a7783bb9 2670 chParam.Frequency = ( uint32_t )payload[macIndex++];
mluis 0:91d1a7783bb9 2671 chParam.Frequency |= ( uint32_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2672 chParam.Frequency |= ( uint32_t )payload[macIndex++] << 16;
mluis 0:91d1a7783bb9 2673 chParam.Frequency *= 100;
mluis 0:91d1a7783bb9 2674 chParam.DrRange.Value = payload[macIndex++];
mluis 2:14a5d6ad92d5 2675
mluis 3:b9d87593a8ae 2676 LoRaMacState |= MAC_TX_CONFIG;
mluis 3:b9d87593a8ae 2677 if( chParam.Frequency == 0 )
mluis 0:91d1a7783bb9 2678 {
mluis 3:b9d87593a8ae 2679 if( channelIndex < 3 )
mluis 3:b9d87593a8ae 2680 {
mluis 3:b9d87593a8ae 2681 status &= 0xFC;
mluis 3:b9d87593a8ae 2682 }
mluis 3:b9d87593a8ae 2683 else
mluis 3:b9d87593a8ae 2684 {
mluis 3:b9d87593a8ae 2685 if( LoRaMacChannelRemove( channelIndex ) != LORAMAC_STATUS_OK )
mluis 3:b9d87593a8ae 2686 {
mluis 3:b9d87593a8ae 2687 status &= 0xFC;
mluis 3:b9d87593a8ae 2688 }
mluis 3:b9d87593a8ae 2689 }
mluis 0:91d1a7783bb9 2690 }
mluis 3:b9d87593a8ae 2691 else
mluis 0:91d1a7783bb9 2692 {
mluis 3:b9d87593a8ae 2693 switch( LoRaMacChannelAdd( channelIndex, chParam ) )
mluis 3:b9d87593a8ae 2694 {
mluis 3:b9d87593a8ae 2695 case LORAMAC_STATUS_OK:
mluis 3:b9d87593a8ae 2696 {
mluis 3:b9d87593a8ae 2697 break;
mluis 3:b9d87593a8ae 2698 }
mluis 3:b9d87593a8ae 2699 case LORAMAC_STATUS_FREQUENCY_INVALID:
mluis 3:b9d87593a8ae 2700 {
mluis 3:b9d87593a8ae 2701 status &= 0xFE;
mluis 3:b9d87593a8ae 2702 break;
mluis 3:b9d87593a8ae 2703 }
mluis 3:b9d87593a8ae 2704 case LORAMAC_STATUS_DATARATE_INVALID:
mluis 3:b9d87593a8ae 2705 {
mluis 3:b9d87593a8ae 2706 status &= 0xFD;
mluis 3:b9d87593a8ae 2707 break;
mluis 3:b9d87593a8ae 2708 }
mluis 3:b9d87593a8ae 2709 case LORAMAC_STATUS_FREQ_AND_DR_INVALID:
mluis 3:b9d87593a8ae 2710 {
mluis 3:b9d87593a8ae 2711 status &= 0xFC;
mluis 3:b9d87593a8ae 2712 break;
mluis 3:b9d87593a8ae 2713 }
mluis 3:b9d87593a8ae 2714 default:
mluis 3:b9d87593a8ae 2715 {
mluis 3:b9d87593a8ae 2716 status &= 0xFC;
mluis 3:b9d87593a8ae 2717 break;
mluis 3:b9d87593a8ae 2718 }
mluis 3:b9d87593a8ae 2719 }
mluis 0:91d1a7783bb9 2720 }
mluis 3:b9d87593a8ae 2721 LoRaMacState &= ~MAC_TX_CONFIG;
mluis 2:14a5d6ad92d5 2722 #endif
mluis 0:91d1a7783bb9 2723 AddMacCommand( MOTE_MAC_NEW_CHANNEL_ANS, status, 0 );
mluis 0:91d1a7783bb9 2724 }
mluis 0:91d1a7783bb9 2725 break;
mluis 0:91d1a7783bb9 2726 case SRV_MAC_RX_TIMING_SETUP_REQ:
mluis 0:91d1a7783bb9 2727 {
mluis 0:91d1a7783bb9 2728 uint8_t delay = payload[macIndex++] & 0x0F;
mluis 2:14a5d6ad92d5 2729
mluis 0:91d1a7783bb9 2730 if( delay == 0 )
mluis 0:91d1a7783bb9 2731 {
mluis 0:91d1a7783bb9 2732 delay++;
mluis 0:91d1a7783bb9 2733 }
mluis 0:91d1a7783bb9 2734 ReceiveDelay1 = delay * 1e6;
mluis 0:91d1a7783bb9 2735 ReceiveDelay2 = ReceiveDelay1 + 1e6;
mluis 0:91d1a7783bb9 2736 AddMacCommand( MOTE_MAC_RX_TIMING_SETUP_ANS, 0, 0 );
mluis 0:91d1a7783bb9 2737 }
mluis 0:91d1a7783bb9 2738 break;
mluis 0:91d1a7783bb9 2739 default:
mluis 0:91d1a7783bb9 2740 // Unknown command. ABORT MAC commands processing
mluis 0:91d1a7783bb9 2741 return;
mluis 0:91d1a7783bb9 2742 }
mluis 0:91d1a7783bb9 2743 }
snelson 11:507de2ecd2b3 2744
snelson 11:507de2ecd2b3 2745 // Process accumulated Link ADR channel mask changes
snelson 11:507de2ecd2b3 2746 if( validLinkAdrCmds > 0 )
snelson 11:507de2ecd2b3 2747 {
Shaun Nelson 13:90a55bd536a1 2748 uint8_t drOkCounter = 0;
Shaun Nelson 18:5ccaea55a881 2749 uint8_t status = 0x07;
Shaun Nelson 13:90a55bd536a1 2750
snelson 11:507de2ecd2b3 2751 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 11:507de2ecd2b3 2752 for(uint8_t i=0; i< 6; i++)
snelson 11:507de2ecd2b3 2753 {
snelson 11:507de2ecd2b3 2754 for( uint8_t j = 0; j < 16; j++ )
snelson 11:507de2ecd2b3 2755 {
Shaun Nelson 13:90a55bd536a1 2756 if( ( channelsMask[i] & ( 1 << j ) ) != 0 )
Shaun Nelson 13:90a55bd536a1 2757 {
Shaun Nelson 13:90a55bd536a1 2758 if ( ( Channels[i * 16 + j].Frequency == 0 ) )
Shaun Nelson 13:90a55bd536a1 2759 {
Shaun Nelson 18:5ccaea55a881 2760 status &= 0xFE; // Channel mask KO
Shaun Nelson 13:90a55bd536a1 2761 break;
Shaun Nelson 13:90a55bd536a1 2762 }
Shaun Nelson 13:90a55bd536a1 2763 else if( ( datarate >= Channels[i * 16 + j].DrRange.Fields.Min ) &&
Shaun Nelson 13:90a55bd536a1 2764 ( datarate <= Channels[i * 16 + j].DrRange.Fields.Max ) )
Shaun Nelson 13:90a55bd536a1 2765 {
Shaun Nelson 13:90a55bd536a1 2766 drOkCounter++;
Shaun Nelson 13:90a55bd536a1 2767 }
snelson 11:507de2ecd2b3 2768 }
snelson 11:507de2ecd2b3 2769 }
snelson 11:507de2ecd2b3 2770 }
snelson 11:507de2ecd2b3 2771
Shaun Nelson 13:90a55bd536a1 2772 if ( drOkCounter == 0 )
Shaun Nelson 13:90a55bd536a1 2773 {
Shaun Nelson 18:5ccaea55a881 2774 status &= 0xFD; // Datarate KO
Shaun Nelson 13:90a55bd536a1 2775 }
Shaun Nelson 13:90a55bd536a1 2776
ubhat 20:92764fda7371 2777 if( ( CountNbEnabled125kHzChannels( channelsMask ) > 0 ) && ( CountNbEnabled125kHzChannels( channelsMask ) < HYBRD_CHNLS_MIN ) )
snelson 11:507de2ecd2b3 2778 {
Shaun Nelson 18:5ccaea55a881 2779 status &= 0xFE; // Channel mask KO
snelson 11:507de2ecd2b3 2780 }
snelson 11:507de2ecd2b3 2781
snelson 11:507de2ecd2b3 2782 #if defined( USE_BAND_915_HYBRID )
snelson 11:507de2ecd2b3 2783 if( ValidateChannelMask( channelsMask ) == false )
snelson 11:507de2ecd2b3 2784 {
Shaun Nelson 18:5ccaea55a881 2785 status &= 0xFE; // Channel mask KO
snelson 11:507de2ecd2b3 2786 }
snelson 11:507de2ecd2b3 2787 #endif
snelson 11:507de2ecd2b3 2788
snelson 11:507de2ecd2b3 2789 #endif
Shaun Nelson 18:5ccaea55a881 2790 if( ( status & 0x07 ) == 0x07 )
snelson 11:507de2ecd2b3 2791 {
snelson 11:507de2ecd2b3 2792 ChannelsDatarate = datarate;
ubhat 20:92764fda7371 2793 ChannelsDefaultDatarate = datarate;
snelson 11:507de2ecd2b3 2794 ChannelsTxPower = txPower;
snelson 11:507de2ecd2b3 2795
snelson 11:507de2ecd2b3 2796 ChannelsMask[0] = channelsMask[0];
snelson 11:507de2ecd2b3 2797 ChannelsMask[1] = channelsMask[1];
snelson 11:507de2ecd2b3 2798 ChannelsMask[2] = channelsMask[2];
snelson 11:507de2ecd2b3 2799 ChannelsMask[3] = channelsMask[3];
snelson 11:507de2ecd2b3 2800 ChannelsMask[4] = channelsMask[4];
snelson 11:507de2ecd2b3 2801 ChannelsMask[5] = channelsMask[5];
snelson 11:507de2ecd2b3 2802
Shaun Nelson 18:5ccaea55a881 2803 ChannelsNbRep = nbRep;
Shaun Nelson 18:5ccaea55a881 2804
Shaun Nelson 18:5ccaea55a881 2805 // Clear remaining channels mask
ubhat 17:fca344a6ff18 2806 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, 10 );
snelson 11:507de2ecd2b3 2807 }
Shaun Nelson 18:5ccaea55a881 2808 // Channel Mask KO
Shaun Nelson 18:5ccaea55a881 2809 else
Shaun Nelson 18:5ccaea55a881 2810 {
Shaun Nelson 18:5ccaea55a881 2811 // Update the last Link ADR status with channel mask KO
Shaun Nelson 18:5ccaea55a881 2812 if( (LinkAdrMacCmdBufferIndex+1 ) < LORA_MAC_COMMAND_MAX_LENGTH )
Shaun Nelson 18:5ccaea55a881 2813 MacCommandsBuffer[LinkAdrMacCmdBufferIndex+1] &= status;
Shaun Nelson 18:5ccaea55a881 2814 }
snelson 11:507de2ecd2b3 2815 }
mluis 0:91d1a7783bb9 2816 }
mluis 0:91d1a7783bb9 2817
mluis 2:14a5d6ad92d5 2818 LoRaMacStatus_t Send( LoRaMacHeader_t *macHdr, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
mluis 0:91d1a7783bb9 2819 {
mluis 2:14a5d6ad92d5 2820 LoRaMacFrameCtrl_t fCtrl;
mluis 2:14a5d6ad92d5 2821 LoRaMacStatus_t status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 2822
mluis 2:14a5d6ad92d5 2823 fCtrl.Value = 0;
mluis 2:14a5d6ad92d5 2824 fCtrl.Bits.FOptsLen = 0;
mluis 2:14a5d6ad92d5 2825 fCtrl.Bits.FPending = 0;
mluis 2:14a5d6ad92d5 2826 fCtrl.Bits.Ack = false;
mluis 2:14a5d6ad92d5 2827 fCtrl.Bits.AdrAckReq = false;
mluis 2:14a5d6ad92d5 2828 fCtrl.Bits.Adr = AdrCtrlOn;
mluis 2:14a5d6ad92d5 2829
mluis 2:14a5d6ad92d5 2830 // Prepare the frame
mluis 2:14a5d6ad92d5 2831 status = PrepareFrame( macHdr, &fCtrl, fPort, fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 2832
mluis 2:14a5d6ad92d5 2833 // Validate status
mluis 2:14a5d6ad92d5 2834 if( status != LORAMAC_STATUS_OK )
mluis 0:91d1a7783bb9 2835 {
mluis 2:14a5d6ad92d5 2836 return status;
mluis 0:91d1a7783bb9 2837 }
mluis 2:14a5d6ad92d5 2838
mluis 2:14a5d6ad92d5 2839 // Reset confirm parameters
mluis 2:14a5d6ad92d5 2840 McpsConfirm.NbRetries = 0;
mluis 2:14a5d6ad92d5 2841 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 2842 McpsConfirm.UpLinkCounter = UpLinkCounter;
mluis 2:14a5d6ad92d5 2843
mluis 2:14a5d6ad92d5 2844 status = ScheduleTx( );
mluis 2:14a5d6ad92d5 2845
mluis 2:14a5d6ad92d5 2846 return status;
mluis 0:91d1a7783bb9 2847 }
mluis 0:91d1a7783bb9 2848
mluis 2:14a5d6ad92d5 2849 static LoRaMacStatus_t ScheduleTx( )
mluis 0:91d1a7783bb9 2850 {
mluis 2:14a5d6ad92d5 2851 TimerTime_t dutyCycleTimeOff = 0;
mluis 2:14a5d6ad92d5 2852
mluis 2:14a5d6ad92d5 2853 // Check if the device is off
mluis 2:14a5d6ad92d5 2854 if( MaxDCycle == 255 )
mluis 2:14a5d6ad92d5 2855 {
mluis 2:14a5d6ad92d5 2856 return LORAMAC_STATUS_DEVICE_OFF;
mluis 2:14a5d6ad92d5 2857 }
mluis 2:14a5d6ad92d5 2858 if( MaxDCycle == 0 )
mluis 0:91d1a7783bb9 2859 {
mluis 2:14a5d6ad92d5 2860 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 2861 }
mluis 2:14a5d6ad92d5 2862
mluis 4:37c12dbc8dc7 2863 CalculateBackOff( LastTxChannel );
mluis 4:37c12dbc8dc7 2864
mluis 2:14a5d6ad92d5 2865 // Select channel
mluis 3:b9d87593a8ae 2866 while( SetNextChannel( &dutyCycleTimeOff ) == false )
mluis 3:b9d87593a8ae 2867 {
mluis 3:b9d87593a8ae 2868 // Set the default datarate
mluis 3:b9d87593a8ae 2869 ChannelsDatarate = ChannelsDefaultDatarate;
mluis 3:b9d87593a8ae 2870
mluis 3:b9d87593a8ae 2871 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 3:b9d87593a8ae 2872 // Re-enable default channels LC1, LC2, LC3
mluis 3:b9d87593a8ae 2873 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
mluis 3:b9d87593a8ae 2874 #endif
mluis 3:b9d87593a8ae 2875 }
mluis 2:14a5d6ad92d5 2876
mluis 2:14a5d6ad92d5 2877 // Schedule transmission of frame
mluis 2:14a5d6ad92d5 2878 if( dutyCycleTimeOff == 0 )
mluis 2:14a5d6ad92d5 2879 {
mluis 2:14a5d6ad92d5 2880 // Try to send now
mluis 2:14a5d6ad92d5 2881 return SendFrameOnChannel( Channels[Channel] );
mluis 0:91d1a7783bb9 2882 }
mluis 0:91d1a7783bb9 2883 else
mluis 0:91d1a7783bb9 2884 {
mluis 2:14a5d6ad92d5 2885 // Send later - prepare timer
mluis 2:14a5d6ad92d5 2886 LoRaMacState |= MAC_TX_DELAYED;
mluis 2:14a5d6ad92d5 2887 TimerSetValue( &TxDelayedTimer, dutyCycleTimeOff );
mluis 2:14a5d6ad92d5 2888 TimerStart( &TxDelayedTimer );
mluis 2:14a5d6ad92d5 2889
mluis 2:14a5d6ad92d5 2890 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 2891 }
mluis 2:14a5d6ad92d5 2892 }
mluis 2:14a5d6ad92d5 2893
mluis 4:37c12dbc8dc7 2894 static void CalculateBackOff( uint8_t channel )
mluis 4:37c12dbc8dc7 2895 {
mluis 4:37c12dbc8dc7 2896 uint16_t dutyCycle = Bands[Channels[channel].Band].DCycle;
mluis 4:37c12dbc8dc7 2897
mluis 4:37c12dbc8dc7 2898 if( IsLoRaMacNetworkJoined == false )
mluis 4:37c12dbc8dc7 2899 {
mluis 4:37c12dbc8dc7 2900 #if defined( USE_BAND_868 ) || defined( USE_BAND_433 ) || defined( USE_BAND_780 )
mluis 4:37c12dbc8dc7 2901 dutyCycle = JOIN_DC;
mluis 4:37c12dbc8dc7 2902 #endif
mluis 4:37c12dbc8dc7 2903 }
mluis 4:37c12dbc8dc7 2904
mluis 4:37c12dbc8dc7 2905 // Update Band Time OFF
mluis 4:37c12dbc8dc7 2906 if( DutyCycleOn == true )
mluis 4:37c12dbc8dc7 2907 {
mluis 4:37c12dbc8dc7 2908 Bands[Channels[channel].Band].TimeOff = TxTimeOnAir * dutyCycle - TxTimeOnAir;
mluis 4:37c12dbc8dc7 2909 }
mluis 4:37c12dbc8dc7 2910 else
mluis 4:37c12dbc8dc7 2911 {
mluis 4:37c12dbc8dc7 2912 Bands[Channels[channel].Band].TimeOff = 0;
mluis 4:37c12dbc8dc7 2913 }
mluis 4:37c12dbc8dc7 2914 // Update Aggregated Time OFF
mluis 4:37c12dbc8dc7 2915 AggregatedTimeOff = AggregatedTimeOff + ( TxTimeOnAir * AggregatedDCycle - TxTimeOnAir );
mluis 4:37c12dbc8dc7 2916 }
mluis 4:37c12dbc8dc7 2917
mluis 2:14a5d6ad92d5 2918 LoRaMacStatus_t PrepareFrame( LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
mluis 2:14a5d6ad92d5 2919 {
mluis 2:14a5d6ad92d5 2920 uint16_t i;
mluis 2:14a5d6ad92d5 2921 uint8_t pktHeaderLen = 0;
mluis 2:14a5d6ad92d5 2922 uint32_t mic = 0;
mluis 2:14a5d6ad92d5 2923 const void* payload = fBuffer;
mluis 2:14a5d6ad92d5 2924 uint8_t payloadSize = fBufferSize;
mluis 2:14a5d6ad92d5 2925 uint8_t framePort = fPort;
mluis 2:14a5d6ad92d5 2926
mluis 2:14a5d6ad92d5 2927 LoRaMacBufferPktLen = 0;
mluis 2:14a5d6ad92d5 2928
mluis 2:14a5d6ad92d5 2929 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 2930
mluis 2:14a5d6ad92d5 2931 if( fBuffer == NULL )
mluis 0:91d1a7783bb9 2932 {
mluis 2:14a5d6ad92d5 2933 fBufferSize = 0;
mluis 2:14a5d6ad92d5 2934 }
mluis 2:14a5d6ad92d5 2935
mluis 2:14a5d6ad92d5 2936 LoRaMacBuffer[pktHeaderLen++] = macHdr->Value;
mluis 2:14a5d6ad92d5 2937
mluis 2:14a5d6ad92d5 2938 switch( macHdr->Bits.MType )
mluis 2:14a5d6ad92d5 2939 {
mluis 2:14a5d6ad92d5 2940 case FRAME_TYPE_JOIN_REQ:
mluis 2:14a5d6ad92d5 2941 RxWindow1Delay = JoinAcceptDelay1 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2942 RxWindow2Delay = JoinAcceptDelay2 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2943
mluis 2:14a5d6ad92d5 2944 LoRaMacBufferPktLen = pktHeaderLen;
mluis 2:14a5d6ad92d5 2945
mluis 2:14a5d6ad92d5 2946 memcpyr( LoRaMacBuffer + LoRaMacBufferPktLen, LoRaMacAppEui, 8 );
mluis 2:14a5d6ad92d5 2947 LoRaMacBufferPktLen += 8;
mluis 2:14a5d6ad92d5 2948 memcpyr( LoRaMacBuffer + LoRaMacBufferPktLen, LoRaMacDevEui, 8 );
mluis 2:14a5d6ad92d5 2949 LoRaMacBufferPktLen += 8;
mluis 2:14a5d6ad92d5 2950
mluis 2:14a5d6ad92d5 2951 LoRaMacDevNonce = Radio.Random( );
mluis 2:14a5d6ad92d5 2952
mluis 2:14a5d6ad92d5 2953 LoRaMacBuffer[LoRaMacBufferPktLen++] = LoRaMacDevNonce & 0xFF;
mluis 2:14a5d6ad92d5 2954 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( LoRaMacDevNonce >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2955
mluis 2:14a5d6ad92d5 2956 LoRaMacJoinComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen & 0xFF, LoRaMacAppKey, &mic );
mluis 2:14a5d6ad92d5 2957
mluis 2:14a5d6ad92d5 2958 LoRaMacBuffer[LoRaMacBufferPktLen++] = mic & 0xFF;
mluis 2:14a5d6ad92d5 2959 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2960 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2961 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2962
mluis 2:14a5d6ad92d5 2963 break;
mluis 2:14a5d6ad92d5 2964 case FRAME_TYPE_DATA_CONFIRMED_UP:
mluis 2:14a5d6ad92d5 2965 NodeAckRequested = true;
mluis 2:14a5d6ad92d5 2966 //Intentional falltrough
mluis 2:14a5d6ad92d5 2967 case FRAME_TYPE_DATA_UNCONFIRMED_UP:
mluis 2:14a5d6ad92d5 2968 if( IsLoRaMacNetworkJoined == false )
mluis 0:91d1a7783bb9 2969 {
mluis 2:14a5d6ad92d5 2970 return LORAMAC_STATUS_NO_NETWORK_JOINED; // No network has been joined yet
mluis 2:14a5d6ad92d5 2971 }
mluis 2:14a5d6ad92d5 2972
snelson 8:4816c8449bf2 2973 fCtrl->Bits.AdrAckReq = AdrNextDr( fCtrl->Bits.Adr, true, &ChannelsDatarate, &ChannelsTxPower );
mluis 3:b9d87593a8ae 2974
mluis 2:14a5d6ad92d5 2975 if( ValidatePayloadLength( fBufferSize, ChannelsDatarate, MacCommandsBufferIndex ) == false )
mluis 2:14a5d6ad92d5 2976 {
mluis 2:14a5d6ad92d5 2977 return LORAMAC_STATUS_LENGTH_ERROR;
mluis 2:14a5d6ad92d5 2978 }
mluis 2:14a5d6ad92d5 2979
mluis 2:14a5d6ad92d5 2980 RxWindow1Delay = ReceiveDelay1 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2981 RxWindow2Delay = ReceiveDelay2 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2982
mluis 2:14a5d6ad92d5 2983 if( SrvAckRequested == true )
mluis 2:14a5d6ad92d5 2984 {
mluis 2:14a5d6ad92d5 2985 SrvAckRequested = false;
mluis 2:14a5d6ad92d5 2986 fCtrl->Bits.Ack = 1;
mluis 2:14a5d6ad92d5 2987 }
mluis 2:14a5d6ad92d5 2988
mluis 2:14a5d6ad92d5 2989 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr ) & 0xFF;
mluis 2:14a5d6ad92d5 2990 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2991 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2992 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2993
mluis 2:14a5d6ad92d5 2994 LoRaMacBuffer[pktHeaderLen++] = fCtrl->Value;
mluis 2:14a5d6ad92d5 2995
mluis 2:14a5d6ad92d5 2996 LoRaMacBuffer[pktHeaderLen++] = UpLinkCounter & 0xFF;
mluis 2:14a5d6ad92d5 2997 LoRaMacBuffer[pktHeaderLen++] = ( UpLinkCounter >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2998
mluis 2:14a5d6ad92d5 2999 if( ( payload != NULL ) && ( payloadSize > 0 ) )
mluis 2:14a5d6ad92d5 3000 {
mluis 2:14a5d6ad92d5 3001 if( ( MacCommandsBufferIndex <= LORA_MAC_COMMAND_MAX_LENGTH ) && ( MacCommandsInNextTx == true ) )
mluis 1:91e4e6c60d1e 3002 {
mluis 2:14a5d6ad92d5 3003 fCtrl->Bits.FOptsLen += MacCommandsBufferIndex;
mluis 2:14a5d6ad92d5 3004
mluis 2:14a5d6ad92d5 3005 // Update FCtrl field with new value of OptionsLength
mluis 2:14a5d6ad92d5 3006 LoRaMacBuffer[0x05] = fCtrl->Value;
mluis 2:14a5d6ad92d5 3007 for( i = 0; i < MacCommandsBufferIndex; i++ )
mluis 0:91d1a7783bb9 3008 {
mluis 2:14a5d6ad92d5 3009 LoRaMacBuffer[pktHeaderLen++] = MacCommandsBuffer[i];
mluis 0:91d1a7783bb9 3010 }
mluis 0:91d1a7783bb9 3011 }
mluis 0:91d1a7783bb9 3012 }
mluis 0:91d1a7783bb9 3013 else
mluis 0:91d1a7783bb9 3014 {
mluis 2:14a5d6ad92d5 3015 if( ( MacCommandsBufferIndex > 0 ) && ( MacCommandsInNextTx ) )
mluis 0:91d1a7783bb9 3016 {
mluis 2:14a5d6ad92d5 3017 payloadSize = MacCommandsBufferIndex;
mluis 2:14a5d6ad92d5 3018 payload = MacCommandsBuffer;
mluis 2:14a5d6ad92d5 3019 framePort = 0;
mluis 0:91d1a7783bb9 3020 }
mluis 2:14a5d6ad92d5 3021 }
mluis 2:14a5d6ad92d5 3022 MacCommandsInNextTx = false;
mluis 2:14a5d6ad92d5 3023 MacCommandsBufferIndex = 0;
mluis 2:14a5d6ad92d5 3024
mluis 2:14a5d6ad92d5 3025 if( ( payload != NULL ) && ( payloadSize > 0 ) )
mluis 2:14a5d6ad92d5 3026 {
mluis 2:14a5d6ad92d5 3027 LoRaMacBuffer[pktHeaderLen++] = framePort;
mluis 2:14a5d6ad92d5 3028
mluis 2:14a5d6ad92d5 3029 if( framePort == 0 )
mluis 0:91d1a7783bb9 3030 {
mluis 2:14a5d6ad92d5 3031 LoRaMacPayloadEncrypt( (uint8_t* ) payload, payloadSize, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
mluis 0:91d1a7783bb9 3032 }
mluis 0:91d1a7783bb9 3033 else
mluis 0:91d1a7783bb9 3034 {
mluis 2:14a5d6ad92d5 3035 LoRaMacPayloadEncrypt( (uint8_t* ) payload, payloadSize, LoRaMacAppSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
mluis 0:91d1a7783bb9 3036 }
mluis 2:14a5d6ad92d5 3037 memcpy1( LoRaMacBuffer + pktHeaderLen, LoRaMacPayload, payloadSize );
mluis 2:14a5d6ad92d5 3038 }
mluis 2:14a5d6ad92d5 3039 LoRaMacBufferPktLen = pktHeaderLen + payloadSize;
mluis 2:14a5d6ad92d5 3040
mluis 2:14a5d6ad92d5 3041 LoRaMacComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, &mic );
mluis 2:14a5d6ad92d5 3042
mluis 2:14a5d6ad92d5 3043 LoRaMacBuffer[LoRaMacBufferPktLen + 0] = mic & 0xFF;
mluis 2:14a5d6ad92d5 3044 LoRaMacBuffer[LoRaMacBufferPktLen + 1] = ( mic >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 3045 LoRaMacBuffer[LoRaMacBufferPktLen + 2] = ( mic >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 3046 LoRaMacBuffer[LoRaMacBufferPktLen + 3] = ( mic >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 3047
mluis 2:14a5d6ad92d5 3048 LoRaMacBufferPktLen += LORAMAC_MFR_LEN;
mluis 2:14a5d6ad92d5 3049
mluis 2:14a5d6ad92d5 3050 break;
mluis 2:14a5d6ad92d5 3051 case FRAME_TYPE_PROPRIETARY:
mluis 2:14a5d6ad92d5 3052 if( ( fBuffer != NULL ) && ( fBufferSize > 0 ) )
mluis 2:14a5d6ad92d5 3053 {
mluis 2:14a5d6ad92d5 3054 memcpy1( LoRaMacBuffer + pktHeaderLen, ( uint8_t* ) fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 3055 LoRaMacBufferPktLen = pktHeaderLen + fBufferSize;
mluis 0:91d1a7783bb9 3056 }
mluis 0:91d1a7783bb9 3057 break;
mluis 0:91d1a7783bb9 3058 default:
mluis 2:14a5d6ad92d5 3059 return LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 0:91d1a7783bb9 3060 }
mluis 2:14a5d6ad92d5 3061
mluis 2:14a5d6ad92d5 3062 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3063 }
mluis 0:91d1a7783bb9 3064
mluis 2:14a5d6ad92d5 3065 LoRaMacStatus_t SendFrameOnChannel( ChannelParams_t channel )
mluis 0:91d1a7783bb9 3066 {
mluis 2:14a5d6ad92d5 3067 int8_t datarate = Datarates[ChannelsDatarate];
mluis 4:37c12dbc8dc7 3068 int8_t txPowerIndex = 0;
mluis 2:14a5d6ad92d5 3069 int8_t txPower = 0;
mluis 2:14a5d6ad92d5 3070
mluis 4:37c12dbc8dc7 3071 txPowerIndex = LimitTxPower( ChannelsTxPower );
mluis 4:37c12dbc8dc7 3072 txPower = TxPowers[txPowerIndex];
mluis 2:14a5d6ad92d5 3073
mluis 2:14a5d6ad92d5 3074 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 3075 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 3076 McpsConfirm.Datarate = ChannelsDatarate;
mluis 4:37c12dbc8dc7 3077 McpsConfirm.TxPower = txPowerIndex;
mluis 2:14a5d6ad92d5 3078
mluis 2:14a5d6ad92d5 3079 Radio.SetChannel( channel.Frequency );
ubhat 14:60c5d589a070 3080
mluis 2:14a5d6ad92d5 3081 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3082 if( ChannelsDatarate == DR_7 )
mluis 2:14a5d6ad92d5 3083 { // High Speed FSK channel
mluis 2:14a5d6ad92d5 3084 Radio.SetMaxPayloadLength( MODEM_FSK, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3085 Radio.SetTxConfig( MODEM_FSK, txPower, 25e3, 0, datarate * 1e3, 0, 5, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3086 TxTimeOnAir = Radio.TimeOnAir( MODEM_FSK, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3087
mluis 0:91d1a7783bb9 3088 }
mluis 2:14a5d6ad92d5 3089 else if( ChannelsDatarate == DR_6 )
mluis 2:14a5d6ad92d5 3090 { // High speed LoRa channel
mluis 2:14a5d6ad92d5 3091 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3092 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 1, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3093 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 3094 }
mluis 1:91e4e6c60d1e 3095 else
mluis 2:14a5d6ad92d5 3096 { // Normal LoRa channel
mluis 2:14a5d6ad92d5 3097 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3098 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 0, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3099 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 3100 }
mluis 2:14a5d6ad92d5 3101 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3102 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3103 if( ChannelsDatarate >= DR_4 )
mluis 2:14a5d6ad92d5 3104 { // High speed LoRa channel BW500 kHz
mluis 2:14a5d6ad92d5 3105 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 2, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3106 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 3107 }
mluis 1:91e4e6c60d1e 3108 else
mluis 2:14a5d6ad92d5 3109 { // Normal LoRa channel
mluis 2:14a5d6ad92d5 3110 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 0, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3111 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 3112 }
mluis 0:91d1a7783bb9 3113 #else
mluis 0:91d1a7783bb9 3114 #error "Please define a frequency band in the compiler options."
mluis 0:91d1a7783bb9 3115 #endif
mluis 2:14a5d6ad92d5 3116
mluis 2:14a5d6ad92d5 3117 // Store the time on air
mluis 2:14a5d6ad92d5 3118 McpsConfirm.TxTimeOnAir = TxTimeOnAir;
mluis 2:14a5d6ad92d5 3119 MlmeConfirm.TxTimeOnAir = TxTimeOnAir;
mluis 2:14a5d6ad92d5 3120
mluis 2:14a5d6ad92d5 3121 // Starts the MAC layer status check timer
mluis 3:b9d87593a8ae 3122 TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
mluis 2:14a5d6ad92d5 3123 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 3124
mluis 2:14a5d6ad92d5 3125 // Send now
mluis 2:14a5d6ad92d5 3126 Radio.Send( LoRaMacBuffer, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3127
mluis 2:14a5d6ad92d5 3128 LoRaMacState |= MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 3129
mluis 2:14a5d6ad92d5 3130 return LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3131 }
mluis 2:14a5d6ad92d5 3132
mluis 2:14a5d6ad92d5 3133 LoRaMacStatus_t LoRaMacInitialization( LoRaMacPrimitives_t *primitives, LoRaMacCallback_t *callbacks )
mluis 2:14a5d6ad92d5 3134 {
mluis 2:14a5d6ad92d5 3135 if( primitives == NULL )
mluis 2:14a5d6ad92d5 3136 {
mluis 2:14a5d6ad92d5 3137 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3138 }
mluis 2:14a5d6ad92d5 3139
mluis 2:14a5d6ad92d5 3140 if( ( primitives->MacMcpsConfirm == NULL ) ||
mluis 2:14a5d6ad92d5 3141 ( primitives->MacMcpsIndication == NULL ) ||
mluis 2:14a5d6ad92d5 3142 ( primitives->MacMlmeConfirm == NULL ))
mluis 2:14a5d6ad92d5 3143 {
mluis 2:14a5d6ad92d5 3144 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3145 }
mluis 2:14a5d6ad92d5 3146
mluis 2:14a5d6ad92d5 3147 LoRaMacPrimitives = primitives;
mluis 2:14a5d6ad92d5 3148 LoRaMacCallbacks = callbacks;
mluis 2:14a5d6ad92d5 3149
mluis 2:14a5d6ad92d5 3150 LoRaMacFlags.Value = 0;
mluis 2:14a5d6ad92d5 3151
mluis 2:14a5d6ad92d5 3152 LoRaMacDeviceClass = CLASS_A;
mluis 2:14a5d6ad92d5 3153
mluis 2:14a5d6ad92d5 3154 UpLinkCounter = 1;
mluis 2:14a5d6ad92d5 3155 DownLinkCounter = 0;
mluis 2:14a5d6ad92d5 3156 AdrAckCounter = 0;
mluis 2:14a5d6ad92d5 3157
mluis 2:14a5d6ad92d5 3158 RepeaterSupport = false;
mluis 2:14a5d6ad92d5 3159 IsRxWindowsEnabled = true;
mluis 2:14a5d6ad92d5 3160 IsLoRaMacNetworkJoined = false;
mluis 2:14a5d6ad92d5 3161 LoRaMacState = MAC_IDLE;
mluis 2:14a5d6ad92d5 3162
mluis 2:14a5d6ad92d5 3163 #if defined( USE_BAND_433 )
mluis 2:14a5d6ad92d5 3164 ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
mluis 2:14a5d6ad92d5 3165 #elif defined( USE_BAND_780 )
mluis 2:14a5d6ad92d5 3166 ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
mluis 2:14a5d6ad92d5 3167 #elif defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3168 ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
mluis 2:14a5d6ad92d5 3169 #elif defined( USE_BAND_915 )
mluis 2:14a5d6ad92d5 3170 ChannelsMask[0] = 0xFFFF;
mluis 2:14a5d6ad92d5 3171 ChannelsMask[1] = 0xFFFF;
mluis 2:14a5d6ad92d5 3172 ChannelsMask[2] = 0xFFFF;
mluis 2:14a5d6ad92d5 3173 ChannelsMask[3] = 0xFFFF;
mluis 2:14a5d6ad92d5 3174 ChannelsMask[4] = 0x00FF;
mluis 2:14a5d6ad92d5 3175 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 3176
mluis 2:14a5d6ad92d5 3177 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, sizeof( ChannelsMask ) );
mluis 2:14a5d6ad92d5 3178 #elif defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3179 ChannelsMask[0] = 0x00FF;
mluis 2:14a5d6ad92d5 3180 ChannelsMask[1] = 0x0000;
mluis 2:14a5d6ad92d5 3181 ChannelsMask[2] = 0x0000;
mluis 2:14a5d6ad92d5 3182 ChannelsMask[3] = 0x0000;
mluis 2:14a5d6ad92d5 3183 ChannelsMask[4] = 0x0001;
mluis 2:14a5d6ad92d5 3184 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 3185
mluis 2:14a5d6ad92d5 3186 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, sizeof( ChannelsMask ) );
mluis 2:14a5d6ad92d5 3187 #else
mluis 2:14a5d6ad92d5 3188 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 3189 #endif
mluis 2:14a5d6ad92d5 3190
mluis 2:14a5d6ad92d5 3191 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3192 // 125 kHz channels
mluis 2:14a5d6ad92d5 3193 for( uint8_t i = 0; i < LORA_MAX_NB_CHANNELS - 8; i++ )
mluis 0:91d1a7783bb9 3194 {
mluis 2:14a5d6ad92d5 3195 Channels[i].Frequency = 902.3e6 + i * 200e3;
mluis 2:14a5d6ad92d5 3196 Channels[i].DrRange.Value = ( DR_3 << 4 ) | DR_0;
mluis 2:14a5d6ad92d5 3197 Channels[i].Band = 0;
mluis 2:14a5d6ad92d5 3198 }
mluis 2:14a5d6ad92d5 3199 // 500 kHz channels
mluis 2:14a5d6ad92d5 3200 for( uint8_t i = LORA_MAX_NB_CHANNELS - 8; i < LORA_MAX_NB_CHANNELS; i++ )
mluis 2:14a5d6ad92d5 3201 {
mluis 2:14a5d6ad92d5 3202 Channels[i].Frequency = 903.0e6 + ( i - ( LORA_MAX_NB_CHANNELS - 8 ) ) * 1.6e6;
mluis 2:14a5d6ad92d5 3203 Channels[i].DrRange.Value = ( DR_4 << 4 ) | DR_4;
mluis 2:14a5d6ad92d5 3204 Channels[i].Band = 0;
mluis 2:14a5d6ad92d5 3205 }
mluis 2:14a5d6ad92d5 3206 #endif
mluis 2:14a5d6ad92d5 3207
mluis 2:14a5d6ad92d5 3208 ChannelsTxPower = LORAMAC_DEFAULT_TX_POWER;
mluis 2:14a5d6ad92d5 3209 ChannelsDefaultDatarate = ChannelsDatarate = LORAMAC_DEFAULT_DATARATE;
mluis 2:14a5d6ad92d5 3210 ChannelsNbRep = 1;
mluis 2:14a5d6ad92d5 3211 ChannelsNbRepCounter = 0;
mluis 2:14a5d6ad92d5 3212
shaunkrnelson 21:4ccde8ee9ac8 3213 Rx2Channel.Frequency = 923300000;
shaunkrnelson 21:4ccde8ee9ac8 3214 Rx2Channel.Datarate = DR_8;
shaunkrnelson 21:4ccde8ee9ac8 3215 Rx1DrOffset = 0;
shaunkrnelson 21:4ccde8ee9ac8 3216
shaunkrnelson 21:4ccde8ee9ac8 3217
mluis 2:14a5d6ad92d5 3218 MaxDCycle = 0;
mluis 2:14a5d6ad92d5 3219 AggregatedDCycle = 1;
mluis 2:14a5d6ad92d5 3220 AggregatedLastTxDoneTime = 0;
mluis 2:14a5d6ad92d5 3221 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 3222
mluis 2:14a5d6ad92d5 3223 #if defined( USE_BAND_433 )
mluis 2:14a5d6ad92d5 3224 DutyCycleOn = false;
mluis 2:14a5d6ad92d5 3225 #elif defined( USE_BAND_780 )
mluis 2:14a5d6ad92d5 3226 DutyCycleOn = false;
mluis 2:14a5d6ad92d5 3227 #elif defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3228 DutyCycleOn = true;
mluis 2:14a5d6ad92d5 3229 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3230 DutyCycleOn = false;
mluis 2:14a5d6ad92d5 3231 #else
mluis 2:14a5d6ad92d5 3232 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 3233 #endif
mluis 2:14a5d6ad92d5 3234
mluis 2:14a5d6ad92d5 3235 MaxRxWindow = MAX_RX_WINDOW;
mluis 2:14a5d6ad92d5 3236 ReceiveDelay1 = RECEIVE_DELAY1;
mluis 2:14a5d6ad92d5 3237 ReceiveDelay2 = RECEIVE_DELAY2;
mluis 2:14a5d6ad92d5 3238 JoinAcceptDelay1 = JOIN_ACCEPT_DELAY1;
mluis 2:14a5d6ad92d5 3239 JoinAcceptDelay2 = JOIN_ACCEPT_DELAY2;
mluis 2:14a5d6ad92d5 3240
snelson 8:4816c8449bf2 3241 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 3242 NextJoinBlock = 0;
snelson 8:4816c8449bf2 3243 LastJoinBlock = -1;
snelson 8:4816c8449bf2 3244 JoinBlocksRemaining = 0xff;
snelson 8:4816c8449bf2 3245 Join500KHzRemaining = 0xff;
snelson 8:4816c8449bf2 3246 #endif
snelson 8:4816c8449bf2 3247
snelson 8:4816c8449bf2 3248 LastJoinTxTime = 0;
snelson 8:4816c8449bf2 3249 JoinAggTimeOnAir = 0;
snelson 8:4816c8449bf2 3250
mluis 2:14a5d6ad92d5 3251 TimerInit( &MacStateCheckTimer, OnMacStateCheckTimerEvent );
mluis 2:14a5d6ad92d5 3252 TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
mluis 2:14a5d6ad92d5 3253
mluis 2:14a5d6ad92d5 3254 TimerInit( &TxDelayedTimer, OnTxDelayedTimerEvent );
mluis 2:14a5d6ad92d5 3255 TimerInit( &RxWindowTimer1, OnRxWindow1TimerEvent );
mluis 2:14a5d6ad92d5 3256 TimerInit( &RxWindowTimer2, OnRxWindow2TimerEvent );
mluis 2:14a5d6ad92d5 3257 TimerInit( &AckTimeoutTimer, OnAckTimeoutTimerEvent );
mluis 2:14a5d6ad92d5 3258
mluis 2:14a5d6ad92d5 3259 // Initialize Radio driver
mluis 2:14a5d6ad92d5 3260 RadioEvents.TxDone = OnRadioTxDone;
mluis 2:14a5d6ad92d5 3261 RadioEvents.RxDone = OnRadioRxDone;
mluis 2:14a5d6ad92d5 3262 RadioEvents.RxError = OnRadioRxError;
mluis 2:14a5d6ad92d5 3263 RadioEvents.TxTimeout = OnRadioTxTimeout;
mluis 2:14a5d6ad92d5 3264 RadioEvents.RxTimeout = OnRadioRxTimeout;
mluis 2:14a5d6ad92d5 3265 Radio.Init( &RadioEvents );
mluis 2:14a5d6ad92d5 3266
mluis 2:14a5d6ad92d5 3267 // Random seed initialization
mluis 2:14a5d6ad92d5 3268 srand1( Radio.Random( ) );
mluis 2:14a5d6ad92d5 3269
mluis 2:14a5d6ad92d5 3270 // Initialize channel index.
mluis 2:14a5d6ad92d5 3271 Channel = LORA_MAX_NB_CHANNELS;
mluis 2:14a5d6ad92d5 3272
mluis 2:14a5d6ad92d5 3273 PublicNetwork = true;
mluis 2:14a5d6ad92d5 3274 SetPublicNetwork( PublicNetwork );
mluis 2:14a5d6ad92d5 3275 Radio.Sleep( );
mluis 2:14a5d6ad92d5 3276
mluis 2:14a5d6ad92d5 3277 return LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3278 }
mluis 2:14a5d6ad92d5 3279
mluis 2:14a5d6ad92d5 3280 LoRaMacStatus_t LoRaMacQueryTxPossible( uint8_t size, LoRaMacTxInfo_t* txInfo )
mluis 2:14a5d6ad92d5 3281 {
mluis 2:14a5d6ad92d5 3282 int8_t datarate = ChannelsDefaultDatarate;
mluis 2:14a5d6ad92d5 3283
mluis 2:14a5d6ad92d5 3284 if( txInfo == NULL )
mluis 2:14a5d6ad92d5 3285 {
mluis 2:14a5d6ad92d5 3286 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3287 }
mluis 2:14a5d6ad92d5 3288
snelson 8:4816c8449bf2 3289 AdrNextDr( AdrCtrlOn, false, &datarate, NULL );
mluis 2:14a5d6ad92d5 3290
mluis 2:14a5d6ad92d5 3291 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 3292 {
mluis 2:14a5d6ad92d5 3293 txInfo->CurrentPayloadSize = MaxPayloadOfDatarateRepeater[datarate];
mluis 0:91d1a7783bb9 3294 }
mluis 0:91d1a7783bb9 3295 else
mluis 0:91d1a7783bb9 3296 {
mluis 2:14a5d6ad92d5 3297 txInfo->CurrentPayloadSize = MaxPayloadOfDatarate[datarate];
mluis 0:91d1a7783bb9 3298 }
mluis 2:14a5d6ad92d5 3299
mluis 2:14a5d6ad92d5 3300 if( txInfo->CurrentPayloadSize >= MacCommandsBufferIndex )
mluis 0:91d1a7783bb9 3301 {
mluis 2:14a5d6ad92d5 3302 txInfo->MaxPossiblePayload = txInfo->CurrentPayloadSize - MacCommandsBufferIndex;
mluis 0:91d1a7783bb9 3303 }
mluis 0:91d1a7783bb9 3304 else
mluis 0:91d1a7783bb9 3305 {
mluis 2:14a5d6ad92d5 3306 return LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR;
mluis 2:14a5d6ad92d5 3307 }
mluis 2:14a5d6ad92d5 3308
mluis 2:14a5d6ad92d5 3309 if( ValidatePayloadLength( size, datarate, 0 ) == false )
mluis 2:14a5d6ad92d5 3310 {
mluis 2:14a5d6ad92d5 3311 return LORAMAC_STATUS_LENGTH_ERROR;
mluis 0:91d1a7783bb9 3312 }
mluis 2:14a5d6ad92d5 3313
mluis 2:14a5d6ad92d5 3314 if( ValidatePayloadLength( size, datarate, MacCommandsBufferIndex ) == false )
mluis 0:91d1a7783bb9 3315 {
mluis 2:14a5d6ad92d5 3316 return LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR;
mluis 0:91d1a7783bb9 3317 }
mluis 0:91d1a7783bb9 3318
mluis 2:14a5d6ad92d5 3319 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3320 }
mluis 0:91d1a7783bb9 3321
mluis 2:14a5d6ad92d5 3322 LoRaMacStatus_t LoRaMacMibGetRequestConfirm( MibRequestConfirm_t *mibGet )
mluis 0:91d1a7783bb9 3323 {
mluis 2:14a5d6ad92d5 3324 LoRaMacStatus_t status = LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3325
mluis 2:14a5d6ad92d5 3326 if( mibGet == NULL )
mluis 2:14a5d6ad92d5 3327 {
mluis 2:14a5d6ad92d5 3328 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3329 }
mluis 2:14a5d6ad92d5 3330
mluis 2:14a5d6ad92d5 3331 switch( mibGet->Type )
mluis 0:91d1a7783bb9 3332 {
mluis 2:14a5d6ad92d5 3333 case MIB_DEVICE_CLASS:
mluis 2:14a5d6ad92d5 3334 {
mluis 2:14a5d6ad92d5 3335 mibGet->Param.Class = LoRaMacDeviceClass;
mluis 2:14a5d6ad92d5 3336 break;
mluis 2:14a5d6ad92d5 3337 }
mluis 2:14a5d6ad92d5 3338 case MIB_NETWORK_JOINED:
mluis 2:14a5d6ad92d5 3339 {
mluis 2:14a5d6ad92d5 3340 mibGet->Param.IsNetworkJoined = IsLoRaMacNetworkJoined;
mluis 2:14a5d6ad92d5 3341 break;
mluis 2:14a5d6ad92d5 3342 }
mluis 2:14a5d6ad92d5 3343 case MIB_ADR:
mluis 2:14a5d6ad92d5 3344 {
mluis 2:14a5d6ad92d5 3345 mibGet->Param.AdrEnable = AdrCtrlOn;
mluis 2:14a5d6ad92d5 3346 break;
mluis 2:14a5d6ad92d5 3347 }
mluis 2:14a5d6ad92d5 3348 case MIB_NET_ID:
mluis 2:14a5d6ad92d5 3349 {
mluis 2:14a5d6ad92d5 3350 mibGet->Param.NetID = LoRaMacNetID;
mluis 2:14a5d6ad92d5 3351 break;
mluis 2:14a5d6ad92d5 3352 }
mluis 2:14a5d6ad92d5 3353 case MIB_DEV_ADDR:
mluis 2:14a5d6ad92d5 3354 {
mluis 2:14a5d6ad92d5 3355 mibGet->Param.DevAddr = LoRaMacDevAddr;
mluis 2:14a5d6ad92d5 3356 break;
mluis 2:14a5d6ad92d5 3357 }
mluis 2:14a5d6ad92d5 3358 case MIB_NWK_SKEY:
mluis 2:14a5d6ad92d5 3359 {
mluis 2:14a5d6ad92d5 3360 mibGet->Param.NwkSKey = LoRaMacNwkSKey;
mluis 2:14a5d6ad92d5 3361 break;
mluis 2:14a5d6ad92d5 3362 }
mluis 2:14a5d6ad92d5 3363 case MIB_APP_SKEY:
mluis 2:14a5d6ad92d5 3364 {
mluis 2:14a5d6ad92d5 3365 mibGet->Param.AppSKey = LoRaMacAppSKey;
mluis 2:14a5d6ad92d5 3366 break;
mluis 2:14a5d6ad92d5 3367 }
mluis 2:14a5d6ad92d5 3368 case MIB_PUBLIC_NETWORK:
mluis 2:14a5d6ad92d5 3369 {
mluis 2:14a5d6ad92d5 3370 mibGet->Param.EnablePublicNetwork = PublicNetwork;
mluis 2:14a5d6ad92d5 3371 break;
mluis 2:14a5d6ad92d5 3372 }
mluis 2:14a5d6ad92d5 3373 case MIB_REPEATER_SUPPORT:
mluis 2:14a5d6ad92d5 3374 {
mluis 2:14a5d6ad92d5 3375 mibGet->Param.EnableRepeaterSupport = RepeaterSupport;
mluis 2:14a5d6ad92d5 3376 break;
mluis 2:14a5d6ad92d5 3377 }
mluis 2:14a5d6ad92d5 3378 case MIB_CHANNELS:
mluis 2:14a5d6ad92d5 3379 {
mluis 2:14a5d6ad92d5 3380 mibGet->Param.ChannelList = Channels;
mluis 2:14a5d6ad92d5 3381 break;
mluis 2:14a5d6ad92d5 3382 }
mluis 2:14a5d6ad92d5 3383 case MIB_RX2_CHANNEL:
mluis 2:14a5d6ad92d5 3384 {
mluis 2:14a5d6ad92d5 3385 mibGet->Param.Rx2Channel = Rx2Channel;
mluis 2:14a5d6ad92d5 3386 break;
mluis 2:14a5d6ad92d5 3387 }
mluis 2:14a5d6ad92d5 3388 case MIB_CHANNELS_MASK:
mluis 2:14a5d6ad92d5 3389 {
mluis 2:14a5d6ad92d5 3390 mibGet->Param.ChannelsMask = ChannelsMask;
mluis 2:14a5d6ad92d5 3391 break;
mluis 0:91d1a7783bb9 3392 }
mluis 2:14a5d6ad92d5 3393 case MIB_CHANNELS_NB_REP:
mluis 2:14a5d6ad92d5 3394 {
mluis 2:14a5d6ad92d5 3395 mibGet->Param.ChannelNbRep = ChannelsNbRep;
mluis 2:14a5d6ad92d5 3396 break;
mluis 2:14a5d6ad92d5 3397 }
mluis 2:14a5d6ad92d5 3398 case MIB_MAX_RX_WINDOW_DURATION:
mluis 2:14a5d6ad92d5 3399 {
mluis 2:14a5d6ad92d5 3400 mibGet->Param.MaxRxWindow = MaxRxWindow;
mluis 2:14a5d6ad92d5 3401 break;
mluis 2:14a5d6ad92d5 3402 }
mluis 2:14a5d6ad92d5 3403 case MIB_RECEIVE_DELAY_1:
mluis 2:14a5d6ad92d5 3404 {
mluis 2:14a5d6ad92d5 3405 mibGet->Param.ReceiveDelay1 = ReceiveDelay1;
mluis 2:14a5d6ad92d5 3406 break;
mluis 2:14a5d6ad92d5 3407 }
mluis 2:14a5d6ad92d5 3408 case MIB_RECEIVE_DELAY_2:
mluis 2:14a5d6ad92d5 3409 {
mluis 2:14a5d6ad92d5 3410 mibGet->Param.ReceiveDelay2 = ReceiveDelay2;
mluis 2:14a5d6ad92d5 3411 break;
mluis 2:14a5d6ad92d5 3412 }
mluis 2:14a5d6ad92d5 3413 case MIB_JOIN_ACCEPT_DELAY_1:
mluis 2:14a5d6ad92d5 3414 {
mluis 2:14a5d6ad92d5 3415 mibGet->Param.JoinAcceptDelay1 = JoinAcceptDelay1;
mluis 2:14a5d6ad92d5 3416 break;
mluis 2:14a5d6ad92d5 3417 }
mluis 2:14a5d6ad92d5 3418 case MIB_JOIN_ACCEPT_DELAY_2:
mluis 2:14a5d6ad92d5 3419 {
mluis 2:14a5d6ad92d5 3420 mibGet->Param.JoinAcceptDelay2 = JoinAcceptDelay2;
mluis 2:14a5d6ad92d5 3421 break;
mluis 2:14a5d6ad92d5 3422 }
mluis 4:37c12dbc8dc7 3423 case MIB_CHANNELS_DEFAULT_DATARATE:
mluis 4:37c12dbc8dc7 3424 {
mluis 4:37c12dbc8dc7 3425 mibGet->Param.ChannelsDefaultDatarate = ChannelsDefaultDatarate;
mluis 4:37c12dbc8dc7 3426 break;
mluis 4:37c12dbc8dc7 3427 }
mluis 2:14a5d6ad92d5 3428 case MIB_CHANNELS_DATARATE:
mluis 2:14a5d6ad92d5 3429 {
mluis 2:14a5d6ad92d5 3430 mibGet->Param.ChannelsDatarate = ChannelsDatarate;
mluis 2:14a5d6ad92d5 3431 break;
mluis 2:14a5d6ad92d5 3432 }
mluis 2:14a5d6ad92d5 3433 case MIB_CHANNELS_TX_POWER:
mluis 2:14a5d6ad92d5 3434 {
mluis 2:14a5d6ad92d5 3435 mibGet->Param.ChannelsTxPower = ChannelsTxPower;
mluis 2:14a5d6ad92d5 3436 break;
mluis 2:14a5d6ad92d5 3437 }
mluis 2:14a5d6ad92d5 3438 case MIB_UPLINK_COUNTER:
mluis 2:14a5d6ad92d5 3439 {
mluis 2:14a5d6ad92d5 3440 mibGet->Param.UpLinkCounter = UpLinkCounter;
mluis 2:14a5d6ad92d5 3441 break;
mluis 2:14a5d6ad92d5 3442 }
mluis 2:14a5d6ad92d5 3443 case MIB_DOWNLINK_COUNTER:
mluis 2:14a5d6ad92d5 3444 {
mluis 2:14a5d6ad92d5 3445 mibGet->Param.DownLinkCounter = DownLinkCounter;
mluis 2:14a5d6ad92d5 3446 break;
mluis 2:14a5d6ad92d5 3447 }
mluis 2:14a5d6ad92d5 3448 case MIB_MULTICAST_CHANNEL:
mluis 2:14a5d6ad92d5 3449 {
mluis 2:14a5d6ad92d5 3450 mibGet->Param.MulticastList = MulticastChannels;
mluis 2:14a5d6ad92d5 3451 break;
mluis 2:14a5d6ad92d5 3452 }
mluis 2:14a5d6ad92d5 3453 default:
mluis 2:14a5d6ad92d5 3454 status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3455 break;
mluis 0:91d1a7783bb9 3456 }
mluis 0:91d1a7783bb9 3457
mluis 2:14a5d6ad92d5 3458 return status;
mluis 0:91d1a7783bb9 3459 }
mluis 2:14a5d6ad92d5 3460
mluis 2:14a5d6ad92d5 3461 LoRaMacStatus_t LoRaMacMibSetRequestConfirm( MibRequestConfirm_t *mibSet )
mluis 0:91d1a7783bb9 3462 {
mluis 2:14a5d6ad92d5 3463 LoRaMacStatus_t status = LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3464
mluis 2:14a5d6ad92d5 3465 if( mibSet == NULL )
mluis 2:14a5d6ad92d5 3466 {
mluis 2:14a5d6ad92d5 3467 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 0:91d1a7783bb9 3468 }
mluis 0:91d1a7783bb9 3469 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 0:91d1a7783bb9 3470 {
mluis 2:14a5d6ad92d5 3471 return LORAMAC_STATUS_BUSY;
mluis 0:91d1a7783bb9 3472 }
mluis 2:14a5d6ad92d5 3473
mluis 2:14a5d6ad92d5 3474 switch( mibSet->Type )
mluis 0:91d1a7783bb9 3475 {
mluis 2:14a5d6ad92d5 3476 case MIB_DEVICE_CLASS:
mluis 2:14a5d6ad92d5 3477 {
mluis 2:14a5d6ad92d5 3478 LoRaMacDeviceClass = mibSet->Param.Class;
mluis 2:14a5d6ad92d5 3479 switch( LoRaMacDeviceClass )
mluis 2:14a5d6ad92d5 3480 {
mluis 2:14a5d6ad92d5 3481 case CLASS_A:
mluis 2:14a5d6ad92d5 3482 {
mluis 2:14a5d6ad92d5 3483 // Set the radio into sleep to setup a defined state
mluis 2:14a5d6ad92d5 3484 Radio.Sleep( );
mluis 2:14a5d6ad92d5 3485 break;
mluis 2:14a5d6ad92d5 3486 }
mluis 2:14a5d6ad92d5 3487 case CLASS_B:
mluis 2:14a5d6ad92d5 3488 {
mluis 2:14a5d6ad92d5 3489 break;
mluis 2:14a5d6ad92d5 3490 }
mluis 2:14a5d6ad92d5 3491 case CLASS_C:
mluis 2:14a5d6ad92d5 3492 {
mluis 2:14a5d6ad92d5 3493 // Set the NodeAckRequested indicator to default
mluis 2:14a5d6ad92d5 3494 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 3495 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 3496 break;
mluis 2:14a5d6ad92d5 3497 }
mluis 2:14a5d6ad92d5 3498 }
mluis 2:14a5d6ad92d5 3499 break;
mluis 2:14a5d6ad92d5 3500 }
mluis 2:14a5d6ad92d5 3501 case MIB_NETWORK_JOINED:
mluis 2:14a5d6ad92d5 3502 {
mluis 2:14a5d6ad92d5 3503 IsLoRaMacNetworkJoined = mibSet->Param.IsNetworkJoined;
snelson 8:4816c8449bf2 3504 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 3505 if( IsLoRaMacNetworkJoined == false )
snelson 8:4816c8449bf2 3506 {
snelson 8:4816c8449bf2 3507 NextJoinBlock = 0;
snelson 8:4816c8449bf2 3508 JoinBlocksRemaining = 0xff;
snelson 8:4816c8449bf2 3509 Join500KHzRemaining = 0xff;
snelson 8:4816c8449bf2 3510 }
snelson 8:4816c8449bf2 3511 #endif
mluis 2:14a5d6ad92d5 3512 break;
mluis 2:14a5d6ad92d5 3513 }
mluis 2:14a5d6ad92d5 3514 case MIB_ADR:
mluis 2:14a5d6ad92d5 3515 {
mluis 2:14a5d6ad92d5 3516 AdrCtrlOn = mibSet->Param.AdrEnable;
mluis 2:14a5d6ad92d5 3517 break;
mluis 2:14a5d6ad92d5 3518 }
mluis 2:14a5d6ad92d5 3519 case MIB_NET_ID:
mluis 2:14a5d6ad92d5 3520 {
mluis 2:14a5d6ad92d5 3521 LoRaMacNetID = mibSet->Param.NetID;
mluis 2:14a5d6ad92d5 3522 break;
mluis 2:14a5d6ad92d5 3523 }
mluis 2:14a5d6ad92d5 3524 case MIB_DEV_ADDR:
mluis 2:14a5d6ad92d5 3525 {
mluis 2:14a5d6ad92d5 3526 LoRaMacDevAddr = mibSet->Param.DevAddr;
mluis 2:14a5d6ad92d5 3527 break;
mluis 2:14a5d6ad92d5 3528 }
mluis 2:14a5d6ad92d5 3529 case MIB_NWK_SKEY:
mluis 0:91d1a7783bb9 3530 {
mluis 2:14a5d6ad92d5 3531 if( mibSet->Param.NwkSKey != NULL )
mluis 2:14a5d6ad92d5 3532 {
mluis 2:14a5d6ad92d5 3533 memcpy1( LoRaMacNwkSKey, mibSet->Param.NwkSKey,
mluis 2:14a5d6ad92d5 3534 sizeof( LoRaMacNwkSKey ) );
mluis 2:14a5d6ad92d5 3535 }
mluis 2:14a5d6ad92d5 3536 else
mluis 2:14a5d6ad92d5 3537 {
mluis 2:14a5d6ad92d5 3538 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3539 }
mluis 2:14a5d6ad92d5 3540 break;
mluis 2:14a5d6ad92d5 3541 }
mluis 2:14a5d6ad92d5 3542 case MIB_APP_SKEY:
mluis 2:14a5d6ad92d5 3543 {
mluis 2:14a5d6ad92d5 3544 if( mibSet->Param.AppSKey != NULL )
mluis 2:14a5d6ad92d5 3545 {
mluis 2:14a5d6ad92d5 3546 memcpy1( LoRaMacAppSKey, mibSet->Param.AppSKey,
mluis 2:14a5d6ad92d5 3547 sizeof( LoRaMacAppSKey ) );
mluis 2:14a5d6ad92d5 3548 }
mluis 2:14a5d6ad92d5 3549 else
mluis 2:14a5d6ad92d5 3550 {
mluis 2:14a5d6ad92d5 3551 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3552 }
mluis 2:14a5d6ad92d5 3553 break;
mluis 2:14a5d6ad92d5 3554 }
mluis 2:14a5d6ad92d5 3555 case MIB_PUBLIC_NETWORK:
mluis 2:14a5d6ad92d5 3556 {
mluis 2:14a5d6ad92d5 3557 SetPublicNetwork( mibSet->Param.EnablePublicNetwork );
mluis 2:14a5d6ad92d5 3558 break;
mluis 0:91d1a7783bb9 3559 }
mluis 2:14a5d6ad92d5 3560 case MIB_REPEATER_SUPPORT:
mluis 2:14a5d6ad92d5 3561 {
mluis 2:14a5d6ad92d5 3562 RepeaterSupport = mibSet->Param.EnableRepeaterSupport;
mluis 2:14a5d6ad92d5 3563 break;
mluis 2:14a5d6ad92d5 3564 }
mluis 2:14a5d6ad92d5 3565 case MIB_RX2_CHANNEL:
mluis 2:14a5d6ad92d5 3566 {
mluis 2:14a5d6ad92d5 3567 Rx2Channel = mibSet->Param.Rx2Channel;
mluis 2:14a5d6ad92d5 3568 break;
mluis 2:14a5d6ad92d5 3569 }
mluis 2:14a5d6ad92d5 3570 case MIB_CHANNELS_MASK:
mluis 2:14a5d6ad92d5 3571 {
mluis 2:14a5d6ad92d5 3572 if( mibSet->Param.ChannelsMask )
mluis 2:14a5d6ad92d5 3573 {
mluis 2:14a5d6ad92d5 3574 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 3575 bool chanMaskState = true;
mluis 4:37c12dbc8dc7 3576
mluis 4:37c12dbc8dc7 3577 #if defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 3578 chanMaskState = ValidateChannelMask( mibSet->Param.ChannelsMask );
mluis 4:37c12dbc8dc7 3579 #endif
mluis 4:37c12dbc8dc7 3580 if( chanMaskState == true )
mluis 2:14a5d6ad92d5 3581 {
ubhat 20:92764fda7371 3582 if( ( CountNbEnabled125kHzChannels( mibSet->Param.ChannelsMask ) < HYBRD_CHNLS_MIN ) &&
mluis 4:37c12dbc8dc7 3583 ( CountNbEnabled125kHzChannels( mibSet->Param.ChannelsMask ) > 0 ) )
mluis 4:37c12dbc8dc7 3584 {
mluis 4:37c12dbc8dc7 3585 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 4:37c12dbc8dc7 3586 }
mluis 4:37c12dbc8dc7 3587 else
mluis 4:37c12dbc8dc7 3588 {
mluis 4:37c12dbc8dc7 3589 memcpy1( ( uint8_t* ) ChannelsMask,
mluis 4:37c12dbc8dc7 3590 ( uint8_t* ) mibSet->Param.ChannelsMask, sizeof( ChannelsMask ) );
mluis 4:37c12dbc8dc7 3591 for ( uint8_t i = 0; i < sizeof( ChannelsMask ) / 2; i++ )
mluis 4:37c12dbc8dc7 3592 {
mluis 4:37c12dbc8dc7 3593 // Disable channels which are no longer available
mluis 4:37c12dbc8dc7 3594 ChannelsMaskRemaining[i] &= ChannelsMask[i];
mluis 4:37c12dbc8dc7 3595 }
mluis 4:37c12dbc8dc7 3596 }
mluis 2:14a5d6ad92d5 3597 }
mluis 2:14a5d6ad92d5 3598 else
mluis 2:14a5d6ad92d5 3599 {
mluis 4:37c12dbc8dc7 3600 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3601 }
mluis 0:91d1a7783bb9 3602 #else
mluis 2:14a5d6ad92d5 3603 memcpy1( ( uint8_t* ) ChannelsMask,
mluis 2:14a5d6ad92d5 3604 ( uint8_t* ) mibSet->Param.ChannelsMask, 2 );
mluis 0:91d1a7783bb9 3605 #endif
mluis 2:14a5d6ad92d5 3606 }
mluis 2:14a5d6ad92d5 3607 else
mluis 2:14a5d6ad92d5 3608 {
mluis 2:14a5d6ad92d5 3609 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3610 }
mluis 2:14a5d6ad92d5 3611 break;
mluis 2:14a5d6ad92d5 3612 }
mluis 2:14a5d6ad92d5 3613 case MIB_CHANNELS_NB_REP:
mluis 2:14a5d6ad92d5 3614 {
mluis 2:14a5d6ad92d5 3615 if( ( mibSet->Param.ChannelNbRep >= 1 ) &&
mluis 2:14a5d6ad92d5 3616 ( mibSet->Param.ChannelNbRep <= 15 ) )
mluis 2:14a5d6ad92d5 3617 {
mluis 2:14a5d6ad92d5 3618 ChannelsNbRep = mibSet->Param.ChannelNbRep;
mluis 2:14a5d6ad92d5 3619 }
mluis 2:14a5d6ad92d5 3620 else
mluis 2:14a5d6ad92d5 3621 {
mluis 2:14a5d6ad92d5 3622 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3623 }
mluis 2:14a5d6ad92d5 3624 break;
mluis 2:14a5d6ad92d5 3625 }
mluis 2:14a5d6ad92d5 3626 case MIB_MAX_RX_WINDOW_DURATION:
mluis 2:14a5d6ad92d5 3627 {
mluis 2:14a5d6ad92d5 3628 MaxRxWindow = mibSet->Param.MaxRxWindow;
mluis 2:14a5d6ad92d5 3629 break;
mluis 2:14a5d6ad92d5 3630 }
mluis 2:14a5d6ad92d5 3631 case MIB_RECEIVE_DELAY_1:
mluis 2:14a5d6ad92d5 3632 {
mluis 2:14a5d6ad92d5 3633 ReceiveDelay1 = mibSet->Param.ReceiveDelay1;
mluis 2:14a5d6ad92d5 3634 break;
mluis 2:14a5d6ad92d5 3635 }
mluis 2:14a5d6ad92d5 3636 case MIB_RECEIVE_DELAY_2:
mluis 2:14a5d6ad92d5 3637 {
mluis 2:14a5d6ad92d5 3638 ReceiveDelay2 = mibSet->Param.ReceiveDelay2;
mluis 2:14a5d6ad92d5 3639 break;
mluis 2:14a5d6ad92d5 3640 }
mluis 2:14a5d6ad92d5 3641 case MIB_JOIN_ACCEPT_DELAY_1:
mluis 2:14a5d6ad92d5 3642 {
mluis 2:14a5d6ad92d5 3643 JoinAcceptDelay1 = mibSet->Param.JoinAcceptDelay1;
mluis 2:14a5d6ad92d5 3644 break;
mluis 2:14a5d6ad92d5 3645 }
mluis 2:14a5d6ad92d5 3646 case MIB_JOIN_ACCEPT_DELAY_2:
mluis 2:14a5d6ad92d5 3647 {
mluis 2:14a5d6ad92d5 3648 JoinAcceptDelay2 = mibSet->Param.JoinAcceptDelay2;
mluis 2:14a5d6ad92d5 3649 break;
mluis 2:14a5d6ad92d5 3650 }
mluis 4:37c12dbc8dc7 3651 case MIB_CHANNELS_DEFAULT_DATARATE:
mluis 4:37c12dbc8dc7 3652 {
mluis 4:37c12dbc8dc7 3653 if( ValueInRange( mibSet->Param.ChannelsDefaultDatarate,
mluis 4:37c12dbc8dc7 3654 LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) )
mluis 4:37c12dbc8dc7 3655 {
mluis 4:37c12dbc8dc7 3656 ChannelsDefaultDatarate = mibSet->Param.ChannelsDefaultDatarate;
mluis 4:37c12dbc8dc7 3657 }
mluis 4:37c12dbc8dc7 3658 else
mluis 4:37c12dbc8dc7 3659 {
mluis 4:37c12dbc8dc7 3660 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 4:37c12dbc8dc7 3661 }
mluis 4:37c12dbc8dc7 3662 break;
mluis 4:37c12dbc8dc7 3663 }
mluis 2:14a5d6ad92d5 3664 case MIB_CHANNELS_DATARATE:
mluis 2:14a5d6ad92d5 3665 {
mluis 2:14a5d6ad92d5 3666 if( ValueInRange( mibSet->Param.ChannelsDatarate,
mluis 4:37c12dbc8dc7 3667 LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) )
mluis 2:14a5d6ad92d5 3668 {
mluis 2:14a5d6ad92d5 3669 ChannelsDatarate = mibSet->Param.ChannelsDatarate;
mluis 2:14a5d6ad92d5 3670 }
mluis 2:14a5d6ad92d5 3671 else
mluis 2:14a5d6ad92d5 3672 {
mluis 2:14a5d6ad92d5 3673 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3674 }
mluis 2:14a5d6ad92d5 3675 break;
mluis 2:14a5d6ad92d5 3676 }
mluis 2:14a5d6ad92d5 3677 case MIB_CHANNELS_TX_POWER:
mluis 2:14a5d6ad92d5 3678 {
mluis 2:14a5d6ad92d5 3679 if( ValueInRange( mibSet->Param.ChannelsTxPower,
mluis 2:14a5d6ad92d5 3680 LORAMAC_MAX_TX_POWER, LORAMAC_MIN_TX_POWER ) )
mluis 2:14a5d6ad92d5 3681 {
snelson 9:ad93de20d720 3682 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 9:ad93de20d720 3683 int8_t txPower = LimitTxPower( mibSet->Param.ChannelsTxPower );
snelson 9:ad93de20d720 3684 if( txPower == mibSet->Param.ChannelsTxPower )
snelson 9:ad93de20d720 3685 {
snelson 9:ad93de20d720 3686 ChannelsTxPower = mibSet->Param.ChannelsTxPower;
snelson 9:ad93de20d720 3687 }
snelson 9:ad93de20d720 3688 else
snelson 9:ad93de20d720 3689 {
snelson 9:ad93de20d720 3690 status = LORAMAC_STATUS_PARAMETER_INVALID;
snelson 9:ad93de20d720 3691 }
snelson 9:ad93de20d720 3692 #else
mluis 2:14a5d6ad92d5 3693 ChannelsTxPower = mibSet->Param.ChannelsTxPower;
snelson 9:ad93de20d720 3694 #endif
mluis 2:14a5d6ad92d5 3695 }
mluis 2:14a5d6ad92d5 3696 else
mluis 2:14a5d6ad92d5 3697 {
mluis 2:14a5d6ad92d5 3698 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3699 }
mluis 2:14a5d6ad92d5 3700 break;
mluis 2:14a5d6ad92d5 3701 }
mluis 4:37c12dbc8dc7 3702 case MIB_UPLINK_COUNTER:
mluis 4:37c12dbc8dc7 3703 {
mluis 4:37c12dbc8dc7 3704 UpLinkCounter = mibSet->Param.UpLinkCounter;
mluis 4:37c12dbc8dc7 3705 break;
mluis 4:37c12dbc8dc7 3706 }
mluis 4:37c12dbc8dc7 3707 case MIB_DOWNLINK_COUNTER:
mluis 4:37c12dbc8dc7 3708 {
mluis 4:37c12dbc8dc7 3709 DownLinkCounter = mibSet->Param.DownLinkCounter;
mluis 4:37c12dbc8dc7 3710 break;
mluis 4:37c12dbc8dc7 3711 }
mluis 2:14a5d6ad92d5 3712 default:
mluis 2:14a5d6ad92d5 3713 status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3714 break;
mluis 0:91d1a7783bb9 3715 }
mluis 0:91d1a7783bb9 3716
mluis 2:14a5d6ad92d5 3717 return status;
mluis 0:91d1a7783bb9 3718 }
mluis 0:91d1a7783bb9 3719
mluis 2:14a5d6ad92d5 3720 LoRaMacStatus_t LoRaMacChannelAdd( uint8_t id, ChannelParams_t params )
mluis 0:91d1a7783bb9 3721 {
mluis 3:b9d87593a8ae 3722 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 3:b9d87593a8ae 3723 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 3:b9d87593a8ae 3724 #else
mluis 3:b9d87593a8ae 3725 bool datarateInvalid = false;
mluis 3:b9d87593a8ae 3726 bool frequencyInvalid = false;
mluis 3:b9d87593a8ae 3727 uint8_t band = 0;
mluis 3:b9d87593a8ae 3728
mluis 3:b9d87593a8ae 3729 // The id must not exceed LORA_MAX_NB_CHANNELS
mluis 2:14a5d6ad92d5 3730 if( id >= LORA_MAX_NB_CHANNELS )
mluis 0:91d1a7783bb9 3731 {
mluis 2:14a5d6ad92d5 3732 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 0:91d1a7783bb9 3733 }
mluis 3:b9d87593a8ae 3734 // Validate if the MAC is in a correct state
mluis 2:14a5d6ad92d5 3735 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 0:91d1a7783bb9 3736 {
mluis 3:b9d87593a8ae 3737 if( ( LoRaMacState & MAC_TX_CONFIG ) != MAC_TX_CONFIG )
mluis 3:b9d87593a8ae 3738 {
mluis 3:b9d87593a8ae 3739 return LORAMAC_STATUS_BUSY;
mluis 3:b9d87593a8ae 3740 }
mluis 0:91d1a7783bb9 3741 }
mluis 3:b9d87593a8ae 3742 // Validate the datarate
mluis 2:14a5d6ad92d5 3743 if( ( params.DrRange.Fields.Min > params.DrRange.Fields.Max ) ||
mluis 4:37c12dbc8dc7 3744 ( ValueInRange( params.DrRange.Fields.Min, LORAMAC_TX_MIN_DATARATE,
mluis 4:37c12dbc8dc7 3745 LORAMAC_TX_MAX_DATARATE ) == false ) ||
mluis 4:37c12dbc8dc7 3746 ( ValueInRange( params.DrRange.Fields.Max, LORAMAC_TX_MIN_DATARATE,
mluis 4:37c12dbc8dc7 3747 LORAMAC_TX_MAX_DATARATE ) == false ) )
mluis 0:91d1a7783bb9 3748 {
mluis 3:b9d87593a8ae 3749 datarateInvalid = true;
mluis 0:91d1a7783bb9 3750 }
mluis 2:14a5d6ad92d5 3751
mluis 3:b9d87593a8ae 3752 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 3:b9d87593a8ae 3753 if( id < 3 )
mluis 0:91d1a7783bb9 3754 {
mluis 3:b9d87593a8ae 3755 if( params.Frequency != Channels[id].Frequency )
mluis 0:91d1a7783bb9 3756 {
mluis 3:b9d87593a8ae 3757 frequencyInvalid = true;
mluis 3:b9d87593a8ae 3758 }
mluis 3:b9d87593a8ae 3759
mluis 4:37c12dbc8dc7 3760 if( params.DrRange.Fields.Min > ChannelsDefaultDatarate )
mluis 3:b9d87593a8ae 3761 {
mluis 3:b9d87593a8ae 3762 datarateInvalid = true;
mluis 3:b9d87593a8ae 3763 }
mluis 4:37c12dbc8dc7 3764 if( ValueInRange( params.DrRange.Fields.Max, DR_5, LORAMAC_TX_MAX_DATARATE ) == false )
mluis 3:b9d87593a8ae 3765 {
mluis 3:b9d87593a8ae 3766 datarateInvalid = true;
mluis 0:91d1a7783bb9 3767 }
mluis 0:91d1a7783bb9 3768 }
mluis 3:b9d87593a8ae 3769 #endif
mluis 3:b9d87593a8ae 3770
mluis 3:b9d87593a8ae 3771 // Validate the frequency
mluis 3:b9d87593a8ae 3772 if( ( Radio.CheckRfFrequency( params.Frequency ) == true ) && ( params.Frequency > 0 ) && ( frequencyInvalid == false ) )
mluis 0:91d1a7783bb9 3773 {
mluis 3:b9d87593a8ae 3774 #if defined( USE_BAND_868 )
mluis 3:b9d87593a8ae 3775 if( ( params.Frequency >= 865000000 ) && ( params.Frequency <= 868000000 ) )
mluis 0:91d1a7783bb9 3776 {
mluis 3:b9d87593a8ae 3777 band = BAND_G1_0;
mluis 0:91d1a7783bb9 3778 }
mluis 3:b9d87593a8ae 3779 else if( ( params.Frequency > 868000000 ) && ( params.Frequency <= 868600000 ) )
mluis 0:91d1a7783bb9 3780 {
mluis 3:b9d87593a8ae 3781 band = BAND_G1_1;
mluis 0:91d1a7783bb9 3782 }
mluis 3:b9d87593a8ae 3783 else if( ( params.Frequency >= 868700000 ) && ( params.Frequency <= 869200000 ) )
mluis 0:91d1a7783bb9 3784 {
mluis 3:b9d87593a8ae 3785 band = BAND_G1_2;
mluis 3:b9d87593a8ae 3786 }
mluis 3:b9d87593a8ae 3787 else if( ( params.Frequency >= 869400000 ) && ( params.Frequency <= 869650000 ) )
mluis 3:b9d87593a8ae 3788 {
mluis 3:b9d87593a8ae 3789 band = BAND_G1_3;
mluis 0:91d1a7783bb9 3790 }
mluis 3:b9d87593a8ae 3791 else if( ( params.Frequency >= 869700000 ) && ( params.Frequency <= 870000000 ) )
mluis 0:91d1a7783bb9 3792 {
mluis 3:b9d87593a8ae 3793 band = BAND_G1_4;
mluis 0:91d1a7783bb9 3794 }
mluis 3:b9d87593a8ae 3795 else
mluis 3:b9d87593a8ae 3796 {
mluis 3:b9d87593a8ae 3797 frequencyInvalid = true;
mluis 3:b9d87593a8ae 3798 }
mluis 3:b9d87593a8ae 3799 #endif
mluis 0:91d1a7783bb9 3800 }
mluis 0:91d1a7783bb9 3801 else
mluis 0:91d1a7783bb9 3802 {
mluis 3:b9d87593a8ae 3803 frequencyInvalid = true;
mluis 3:b9d87593a8ae 3804 }
mluis 3:b9d87593a8ae 3805
mluis 3:b9d87593a8ae 3806 if( ( datarateInvalid == true ) && ( frequencyInvalid == true ) )
mluis 3:b9d87593a8ae 3807 {
mluis 3:b9d87593a8ae 3808 return LORAMAC_STATUS_FREQ_AND_DR_INVALID;
mluis 0:91d1a7783bb9 3809 }
mluis 3:b9d87593a8ae 3810 if( datarateInvalid == true )
mluis 3:b9d87593a8ae 3811 {
mluis 3:b9d87593a8ae 3812 return LORAMAC_STATUS_DATARATE_INVALID;
mluis 3:b9d87593a8ae 3813 }
mluis 3:b9d87593a8ae 3814 if( frequencyInvalid == true )
mluis 0:91d1a7783bb9 3815 {
mluis 3:b9d87593a8ae 3816 return LORAMAC_STATUS_FREQUENCY_INVALID;
mluis 2:14a5d6ad92d5 3817 }
mluis 2:14a5d6ad92d5 3818
mluis 3:b9d87593a8ae 3819 // Every parameter is valid, activate the channel
mluis 3:b9d87593a8ae 3820 Channels[id] = params;
mluis 3:b9d87593a8ae 3821 Channels[id].Band = band;
mluis 3:b9d87593a8ae 3822 ChannelsMask[0] |= ( 1 << id );
mluis 3:b9d87593a8ae 3823
mluis 2:14a5d6ad92d5 3824 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3825 #endif
mluis 0:91d1a7783bb9 3826 }
mluis 0:91d1a7783bb9 3827
mluis 2:14a5d6ad92d5 3828 LoRaMacStatus_t LoRaMacChannelRemove( uint8_t id )
mluis 0:91d1a7783bb9 3829 {
mluis 3:b9d87593a8ae 3830 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3831 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 0:91d1a7783bb9 3832 {
mluis 3:b9d87593a8ae 3833 if( ( LoRaMacState & MAC_TX_CONFIG ) != MAC_TX_CONFIG )
mluis 3:b9d87593a8ae 3834 {
mluis 3:b9d87593a8ae 3835 return LORAMAC_STATUS_BUSY;
mluis 3:b9d87593a8ae 3836 }
mluis 0:91d1a7783bb9 3837 }
mluis 3:b9d87593a8ae 3838
mluis 4:37c12dbc8dc7 3839 if( ( id < 3 ) || ( id >= LORA_MAX_NB_CHANNELS ) )
mluis 0:91d1a7783bb9 3840 {
mluis 3:b9d87593a8ae 3841 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 3:b9d87593a8ae 3842 }
mluis 3:b9d87593a8ae 3843 else
mluis 3:b9d87593a8ae 3844 {
mluis 3:b9d87593a8ae 3845 // Remove the channel from the list of channels
mluis 3:b9d87593a8ae 3846 Channels[id] = ( ChannelParams_t ){ 0, { 0 }, 0 };
mluis 4:37c12dbc8dc7 3847
mluis 3:b9d87593a8ae 3848 // Disable the channel as it doesn't exist anymore
mluis 3:b9d87593a8ae 3849 if( DisableChannelInMask( id, ChannelsMask ) == false )
mluis 2:14a5d6ad92d5 3850 {
mluis 2:14a5d6ad92d5 3851 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3852 }
mluis 0:91d1a7783bb9 3853 }
mluis 3:b9d87593a8ae 3854 return LORAMAC_STATUS_OK;
mluis 3:b9d87593a8ae 3855 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 3:b9d87593a8ae 3856 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3857 #endif
mluis 2:14a5d6ad92d5 3858 }
mluis 2:14a5d6ad92d5 3859
mluis 2:14a5d6ad92d5 3860 LoRaMacStatus_t LoRaMacMulticastChannelLink( MulticastParams_t *channelParam )
mluis 2:14a5d6ad92d5 3861 {
mluis 2:14a5d6ad92d5 3862 if( channelParam == NULL )
mluis 2:14a5d6ad92d5 3863 {
mluis 2:14a5d6ad92d5 3864 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3865 }
mluis 2:14a5d6ad92d5 3866 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 2:14a5d6ad92d5 3867 {
mluis 2:14a5d6ad92d5 3868 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3869 }
mluis 2:14a5d6ad92d5 3870
mluis 2:14a5d6ad92d5 3871 // Reset downlink counter
mluis 2:14a5d6ad92d5 3872 channelParam->DownLinkCounter = 0;
mluis 2:14a5d6ad92d5 3873
mluis 2:14a5d6ad92d5 3874 if( MulticastChannels == NULL )
mluis 2:14a5d6ad92d5 3875 {
mluis 2:14a5d6ad92d5 3876 // New node is the fist element
mluis 2:14a5d6ad92d5 3877 MulticastChannels = channelParam;
mluis 0:91d1a7783bb9 3878 }
mluis 0:91d1a7783bb9 3879 else
mluis 0:91d1a7783bb9 3880 {
mluis 2:14a5d6ad92d5 3881 MulticastParams_t *cur = MulticastChannels;
mluis 2:14a5d6ad92d5 3882
mluis 2:14a5d6ad92d5 3883 // Search the last node in the list
mluis 2:14a5d6ad92d5 3884 while( cur->Next != NULL )
mluis 2:14a5d6ad92d5 3885 {
mluis 2:14a5d6ad92d5 3886 cur = cur->Next;
mluis 2:14a5d6ad92d5 3887 }
mluis 2:14a5d6ad92d5 3888 // This function always finds the last node
mluis 2:14a5d6ad92d5 3889 cur->Next = channelParam;
mluis 0:91d1a7783bb9 3890 }
mluis 2:14a5d6ad92d5 3891
mluis 2:14a5d6ad92d5 3892 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3893 }
mluis 0:91d1a7783bb9 3894
mluis 2:14a5d6ad92d5 3895 LoRaMacStatus_t LoRaMacMulticastChannelUnlink( MulticastParams_t *channelParam )
mluis 0:91d1a7783bb9 3896 {
mluis 2:14a5d6ad92d5 3897 if( channelParam == NULL )
mluis 0:91d1a7783bb9 3898 {
mluis 2:14a5d6ad92d5 3899 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 0:91d1a7783bb9 3900 }
mluis 2:14a5d6ad92d5 3901 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 2:14a5d6ad92d5 3902 {
mluis 2:14a5d6ad92d5 3903 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3904 }
mluis 2:14a5d6ad92d5 3905
mluis 2:14a5d6ad92d5 3906 if( MulticastChannels != NULL )
mluis 0:91d1a7783bb9 3907 {
mluis 2:14a5d6ad92d5 3908 if( MulticastChannels == channelParam )
mluis 2:14a5d6ad92d5 3909 {
mluis 2:14a5d6ad92d5 3910 // First element
mluis 2:14a5d6ad92d5 3911 MulticastChannels = channelParam->Next;
mluis 2:14a5d6ad92d5 3912 }
mluis 2:14a5d6ad92d5 3913 else
mluis 2:14a5d6ad92d5 3914 {
mluis 2:14a5d6ad92d5 3915 MulticastParams_t *cur = MulticastChannels;
mluis 2:14a5d6ad92d5 3916
mluis 2:14a5d6ad92d5 3917 // Search the node in the list
mluis 2:14a5d6ad92d5 3918 while( cur->Next && cur->Next != channelParam )
mluis 2:14a5d6ad92d5 3919 {
mluis 2:14a5d6ad92d5 3920 cur = cur->Next;
mluis 2:14a5d6ad92d5 3921 }
mluis 2:14a5d6ad92d5 3922 // If we found the node, remove it
mluis 2:14a5d6ad92d5 3923 if( cur->Next )
mluis 2:14a5d6ad92d5 3924 {
mluis 2:14a5d6ad92d5 3925 cur->Next = channelParam->Next;
mluis 2:14a5d6ad92d5 3926 }
mluis 2:14a5d6ad92d5 3927 }
mluis 2:14a5d6ad92d5 3928 channelParam->Next = NULL;
mluis 0:91d1a7783bb9 3929 }
mluis 2:14a5d6ad92d5 3930
mluis 2:14a5d6ad92d5 3931 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3932 }
mluis 0:91d1a7783bb9 3933
mluis 2:14a5d6ad92d5 3934 LoRaMacStatus_t LoRaMacMlmeRequest( MlmeReq_t *mlmeRequest )
mluis 0:91d1a7783bb9 3935 {
mluis 2:14a5d6ad92d5 3936 LoRaMacStatus_t status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3937 LoRaMacHeader_t macHdr;
mluis 2:14a5d6ad92d5 3938
mluis 2:14a5d6ad92d5 3939 if( mlmeRequest == NULL )
mluis 2:14a5d6ad92d5 3940 {
mluis 2:14a5d6ad92d5 3941 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3942 }
mluis 2:14a5d6ad92d5 3943 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 2:14a5d6ad92d5 3944 {
mluis 2:14a5d6ad92d5 3945 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3946 }
mluis 2:14a5d6ad92d5 3947
mluis 2:14a5d6ad92d5 3948 memset1( ( uint8_t* ) &MlmeConfirm, 0, sizeof( MlmeConfirm ) );
mluis 2:14a5d6ad92d5 3949
mluis 2:14a5d6ad92d5 3950 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 3951
mluis 2:14a5d6ad92d5 3952 switch( mlmeRequest->Type )
mluis 2:14a5d6ad92d5 3953 {
mluis 2:14a5d6ad92d5 3954 case MLME_JOIN:
mluis 2:14a5d6ad92d5 3955 {
mluis 2:14a5d6ad92d5 3956 if( ( LoRaMacState & MAC_TX_DELAYED ) == MAC_TX_DELAYED )
mluis 2:14a5d6ad92d5 3957 {
mluis 6:d7a34ded7c87 3958 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3959 }
mluis 2:14a5d6ad92d5 3960
mluis 2:14a5d6ad92d5 3961 MlmeConfirm.MlmeRequest = mlmeRequest->Type;
mluis 2:14a5d6ad92d5 3962
mluis 2:14a5d6ad92d5 3963 if( ( mlmeRequest->Req.Join.DevEui == NULL ) ||
mluis 2:14a5d6ad92d5 3964 ( mlmeRequest->Req.Join.AppEui == NULL ) ||
mluis 2:14a5d6ad92d5 3965 ( mlmeRequest->Req.Join.AppKey == NULL ) )
mluis 2:14a5d6ad92d5 3966 {
mluis 2:14a5d6ad92d5 3967 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3968 }
mluis 2:14a5d6ad92d5 3969
mluis 2:14a5d6ad92d5 3970 LoRaMacFlags.Bits.MlmeReq = 1;
mluis 2:14a5d6ad92d5 3971
mluis 2:14a5d6ad92d5 3972 LoRaMacDevEui = mlmeRequest->Req.Join.DevEui;
mluis 2:14a5d6ad92d5 3973 LoRaMacAppEui = mlmeRequest->Req.Join.AppEui;
mluis 2:14a5d6ad92d5 3974 LoRaMacAppKey = mlmeRequest->Req.Join.AppKey;
mluis 2:14a5d6ad92d5 3975
shaunkrnelson 22:43aa9a123248 3976 // Disable join retransmission dutycycle as it does not currently
shaunkrnelson 22:43aa9a123248 3977 // handle device reset
shaunkrnelson 22:43aa9a123248 3978 #if 0
snelson 8:4816c8449bf2 3979 if( LoRaMacCalcJoinBackOff( ) != 0 )
snelson 8:4816c8449bf2 3980 {
snelson 8:4816c8449bf2 3981 return LORAMAC_STATUS_TX_DCYCLE_EXCEEDED;
snelson 8:4816c8449bf2 3982 }
shaunkrnelson 22:43aa9a123248 3983 #endif
snelson 8:4816c8449bf2 3984
mluis 2:14a5d6ad92d5 3985 macHdr.Value = 0;
mluis 2:14a5d6ad92d5 3986 macHdr.Bits.MType = FRAME_TYPE_JOIN_REQ;
mluis 2:14a5d6ad92d5 3987
snelson 8:4816c8449bf2 3988 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 3989 if ( IsLoRaMacNetworkJoined == true )
snelson 8:4816c8449bf2 3990 {
snelson 8:4816c8449bf2 3991 NextJoinBlock = 0;
snelson 8:4816c8449bf2 3992 JoinBlocksRemaining = 0xff;
snelson 8:4816c8449bf2 3993 Join500KHzRemaining = 0xff;
snelson 8:4816c8449bf2 3994 IsLoRaMacNetworkJoined = false;
snelson 8:4816c8449bf2 3995 }
snelson 8:4816c8449bf2 3996 #endif
mluis 2:14a5d6ad92d5 3997
mluis 2:14a5d6ad92d5 3998 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 3999 #if defined( USE_BAND_915 )
mluis 3:b9d87593a8ae 4000 // Re-enable 500 kHz default channels
mluis 3:b9d87593a8ae 4001 ChannelsMask[4] = 0x00FF;
mluis 3:b9d87593a8ae 4002 #else // defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 4003 // Re-enable 500 kHz default channels
mluis 3:b9d87593a8ae 4004 ChannelsMask[4] = 0x0001;
mluis 3:b9d87593a8ae 4005 #endif
mluis 3:b9d87593a8ae 4006
mluis 2:14a5d6ad92d5 4007 static uint8_t drSwitch = 0;
mluis 2:14a5d6ad92d5 4008
mluis 2:14a5d6ad92d5 4009 if( ( ++drSwitch & 0x01 ) == 0x01 )
mluis 2:14a5d6ad92d5 4010 {
mluis 2:14a5d6ad92d5 4011 ChannelsDatarate = DR_0;
mluis 2:14a5d6ad92d5 4012 }
mluis 2:14a5d6ad92d5 4013 else
mluis 2:14a5d6ad92d5 4014 {
mluis 2:14a5d6ad92d5 4015 ChannelsDatarate = DR_4;
mluis 2:14a5d6ad92d5 4016 }
mluis 2:14a5d6ad92d5 4017 #endif
mluis 2:14a5d6ad92d5 4018
mluis 2:14a5d6ad92d5 4019 status = Send( &macHdr, 0, NULL, 0 );
mluis 2:14a5d6ad92d5 4020 break;
mluis 2:14a5d6ad92d5 4021 }
mluis 2:14a5d6ad92d5 4022 case MLME_LINK_CHECK:
mluis 2:14a5d6ad92d5 4023 {
mluis 2:14a5d6ad92d5 4024 LoRaMacFlags.Bits.MlmeReq = 1;
mluis 2:14a5d6ad92d5 4025 // LoRaMac will send this command piggy-pack
mluis 2:14a5d6ad92d5 4026 MlmeConfirm.MlmeRequest = mlmeRequest->Type;
mluis 2:14a5d6ad92d5 4027
mluis 2:14a5d6ad92d5 4028 status = AddMacCommand( MOTE_MAC_LINK_CHECK_REQ, 0, 0 );
mluis 2:14a5d6ad92d5 4029 break;
mluis 2:14a5d6ad92d5 4030 }
mluis 2:14a5d6ad92d5 4031 default:
mluis 2:14a5d6ad92d5 4032 break;
mluis 2:14a5d6ad92d5 4033 }
mluis 2:14a5d6ad92d5 4034
mluis 2:14a5d6ad92d5 4035 if( status != LORAMAC_STATUS_OK )
mluis 2:14a5d6ad92d5 4036 {
mluis 2:14a5d6ad92d5 4037 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 4038 LoRaMacFlags.Bits.MlmeReq = 0;
mluis 2:14a5d6ad92d5 4039 }
mluis 2:14a5d6ad92d5 4040
mluis 2:14a5d6ad92d5 4041 return status;
mluis 0:91d1a7783bb9 4042 }
mluis 0:91d1a7783bb9 4043
mluis 2:14a5d6ad92d5 4044 LoRaMacStatus_t LoRaMacMcpsRequest( McpsReq_t *mcpsRequest )
mluis 0:91d1a7783bb9 4045 {
mluis 2:14a5d6ad92d5 4046 LoRaMacStatus_t status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 4047 LoRaMacHeader_t macHdr;
mluis 2:14a5d6ad92d5 4048 uint8_t fPort = 0;
mluis 2:14a5d6ad92d5 4049 void *fBuffer;
mluis 2:14a5d6ad92d5 4050 uint16_t fBufferSize;
mluis 2:14a5d6ad92d5 4051 int8_t datarate;
mluis 2:14a5d6ad92d5 4052 bool readyToSend = false;
mluis 2:14a5d6ad92d5 4053
mluis 2:14a5d6ad92d5 4054 if( mcpsRequest == NULL )
mluis 2:14a5d6ad92d5 4055 {
mluis 2:14a5d6ad92d5 4056 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 4057 }
mluis 2:14a5d6ad92d5 4058 if( ( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING ) ||
mluis 2:14a5d6ad92d5 4059 ( ( LoRaMacState & MAC_TX_DELAYED ) == MAC_TX_DELAYED ) )
mluis 2:14a5d6ad92d5 4060 {
mluis 2:14a5d6ad92d5 4061 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 4062 }
mluis 2:14a5d6ad92d5 4063
mluis 2:14a5d6ad92d5 4064 macHdr.Value = 0;
mluis 2:14a5d6ad92d5 4065 memset1 ( ( uint8_t* ) &McpsConfirm, 0, sizeof( McpsConfirm ) );
mluis 2:14a5d6ad92d5 4066 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 4067
mluis 2:14a5d6ad92d5 4068 switch( mcpsRequest->Type )
mluis 2:14a5d6ad92d5 4069 {
mluis 2:14a5d6ad92d5 4070 case MCPS_UNCONFIRMED:
mluis 2:14a5d6ad92d5 4071 {
mluis 2:14a5d6ad92d5 4072 readyToSend = true;
mluis 2:14a5d6ad92d5 4073 AckTimeoutRetries = 1;
shaunkrnelson 28:307e6c4831ad 4074 AckTimeoutRetriesCounter = 1;
mluis 2:14a5d6ad92d5 4075
mluis 2:14a5d6ad92d5 4076 macHdr.Bits.MType = FRAME_TYPE_DATA_UNCONFIRMED_UP;
mluis 2:14a5d6ad92d5 4077 fPort = mcpsRequest->Req.Unconfirmed.fPort;
mluis 2:14a5d6ad92d5 4078 fBuffer = mcpsRequest->Req.Unconfirmed.fBuffer;
mluis 2:14a5d6ad92d5 4079 fBufferSize = mcpsRequest->Req.Unconfirmed.fBufferSize;
mluis 2:14a5d6ad92d5 4080 datarate = mcpsRequest->Req.Unconfirmed.Datarate;
mluis 2:14a5d6ad92d5 4081 break;
mluis 2:14a5d6ad92d5 4082 }
mluis 2:14a5d6ad92d5 4083 case MCPS_CONFIRMED:
mluis 2:14a5d6ad92d5 4084 {
mluis 2:14a5d6ad92d5 4085 readyToSend = true;
mluis 2:14a5d6ad92d5 4086 AckTimeoutRetriesCounter = 1;
mluis 3:b9d87593a8ae 4087 AckTimeoutRetries = mcpsRequest->Req.Confirmed.NbTrials;
mluis 2:14a5d6ad92d5 4088
mluis 2:14a5d6ad92d5 4089 macHdr.Bits.MType = FRAME_TYPE_DATA_CONFIRMED_UP;
mluis 2:14a5d6ad92d5 4090 fPort = mcpsRequest->Req.Confirmed.fPort;
mluis 2:14a5d6ad92d5 4091 fBuffer = mcpsRequest->Req.Confirmed.fBuffer;
mluis 2:14a5d6ad92d5 4092 fBufferSize = mcpsRequest->Req.Confirmed.fBufferSize;
mluis 2:14a5d6ad92d5 4093 datarate = mcpsRequest->Req.Confirmed.Datarate;
mluis 2:14a5d6ad92d5 4094 break;
mluis 2:14a5d6ad92d5 4095 }
mluis 2:14a5d6ad92d5 4096 case MCPS_PROPRIETARY:
mluis 2:14a5d6ad92d5 4097 {
mluis 2:14a5d6ad92d5 4098 readyToSend = true;
mluis 2:14a5d6ad92d5 4099 AckTimeoutRetries = 1;
mluis 2:14a5d6ad92d5 4100
mluis 2:14a5d6ad92d5 4101 macHdr.Bits.MType = FRAME_TYPE_PROPRIETARY;
mluis 2:14a5d6ad92d5 4102 fBuffer = mcpsRequest->Req.Proprietary.fBuffer;
mluis 2:14a5d6ad92d5 4103 fBufferSize = mcpsRequest->Req.Proprietary.fBufferSize;
mluis 2:14a5d6ad92d5 4104 datarate = mcpsRequest->Req.Proprietary.Datarate;
mluis 2:14a5d6ad92d5 4105 break;
mluis 2:14a5d6ad92d5 4106 }
mluis 2:14a5d6ad92d5 4107 default:
mluis 2:14a5d6ad92d5 4108 break;
mluis 2:14a5d6ad92d5 4109 }
mluis 2:14a5d6ad92d5 4110
mluis 2:14a5d6ad92d5 4111 if( readyToSend == true )
mluis 2:14a5d6ad92d5 4112 {
mluis 2:14a5d6ad92d5 4113 if( AdrCtrlOn == false )
mluis 2:14a5d6ad92d5 4114 {
mluis 4:37c12dbc8dc7 4115 if( ValueInRange( datarate, LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) == true )
mluis 2:14a5d6ad92d5 4116 {
mluis 2:14a5d6ad92d5 4117 ChannelsDatarate = datarate;
mluis 2:14a5d6ad92d5 4118 }
mluis 2:14a5d6ad92d5 4119 else
mluis 2:14a5d6ad92d5 4120 {
mluis 2:14a5d6ad92d5 4121 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 4122 }
mluis 2:14a5d6ad92d5 4123 }
mluis 2:14a5d6ad92d5 4124
mluis 2:14a5d6ad92d5 4125 status = Send( &macHdr, fPort, fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 4126 if( status == LORAMAC_STATUS_OK )
mluis 2:14a5d6ad92d5 4127 {
mluis 2:14a5d6ad92d5 4128 McpsConfirm.McpsRequest = mcpsRequest->Type;
mluis 2:14a5d6ad92d5 4129 LoRaMacFlags.Bits.McpsReq = 1;
mluis 2:14a5d6ad92d5 4130 }
mluis 2:14a5d6ad92d5 4131 else
mluis 2:14a5d6ad92d5 4132 {
mluis 2:14a5d6ad92d5 4133 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 4134 }
mluis 2:14a5d6ad92d5 4135 }
mluis 2:14a5d6ad92d5 4136
mluis 2:14a5d6ad92d5 4137 return status;
mluis 0:91d1a7783bb9 4138 }
mluis 0:91d1a7783bb9 4139
snelson 8:4816c8449bf2 4140 TimerTime_t LoRaMacCalcJoinBackOff( )
snelson 8:4816c8449bf2 4141 {
snelson 8:4816c8449bf2 4142 TimerTime_t timeOff = 0;
snelson 8:4816c8449bf2 4143 TimerTime_t uptime;
snelson 8:4816c8449bf2 4144 TimerTime_t currDCycleEndTime;
snelson 8:4816c8449bf2 4145 TimerTime_t prevDCycleEndTime;
snelson 8:4816c8449bf2 4146 TimerTime_t period;
snelson 8:4816c8449bf2 4147 TimerTime_t onAirTimeMax;
snelson 9:ad93de20d720 4148 TimerTime_t lastJoinTime;
snelson 9:ad93de20d720 4149 TimerTime_t elapsedTime;
snelson 9:ad93de20d720 4150 uint8_t dcyclePeriod;
snelson 9:ad93de20d720 4151
snelson 9:ad93de20d720 4152 // Check retransmit duty-cycle is enabled
snelson 8:4816c8449bf2 4153 if ( JOIN_NB_RETRANSMISSION_DCYCLES == 0 )
snelson 8:4816c8449bf2 4154 return 0;
snelson 8:4816c8449bf2 4155
snelson 9:ad93de20d720 4156 // Normalize system time values to seconds
Shaun Nelson 18:5ccaea55a881 4157 uptime = TimerGetCurrentTime( ) / 1e6;
Shaun Nelson 18:5ccaea55a881 4158 lastJoinTime = LastJoinTxTime / 1e6;
snelson 9:ad93de20d720 4159
snelson 9:ad93de20d720 4160 // Get dutycycle for current time
snelson 8:4816c8449bf2 4161 prevDCycleEndTime = 0;
snelson 8:4816c8449bf2 4162 currDCycleEndTime = 0;
snelson 9:ad93de20d720 4163 for(dcyclePeriod = 0; dcyclePeriod < JOIN_NB_RETRANSMISSION_DCYCLES; dcyclePeriod++)
snelson 8:4816c8449bf2 4164 {
snelson 8:4816c8449bf2 4165 prevDCycleEndTime = currDCycleEndTime;
snelson 9:ad93de20d720 4166 currDCycleEndTime += JoinReTransmitDCycle[dcyclePeriod].period;
snelson 8:4816c8449bf2 4167
snelson 8:4816c8449bf2 4168 bool isCurrentPeriod = uptime < currDCycleEndTime;
snelson 8:4816c8449bf2 4169
snelson 9:ad93de20d720 4170 if( isCurrentPeriod || ( dcyclePeriod == ( JOIN_NB_RETRANSMISSION_DCYCLES-1 ) ) )
snelson 8:4816c8449bf2 4171 {
snelson 9:ad93de20d720 4172 period = JoinReTransmitDCycle[dcyclePeriod].period;
snelson 9:ad93de20d720 4173 onAirTimeMax = JoinReTransmitDCycle[dcyclePeriod].onAirTimeMax;
snelson 8:4816c8449bf2 4174 if( isCurrentPeriod == true )
snelson 8:4816c8449bf2 4175 break;
snelson 8:4816c8449bf2 4176 }
snelson 8:4816c8449bf2 4177 }
snelson 8:4816c8449bf2 4178
snelson 9:ad93de20d720 4179 // Clear aggregate on air time if dutycycle period of last join has elapsed
snelson 9:ad93de20d720 4180 if( lastJoinTime < prevDCycleEndTime )
snelson 8:4816c8449bf2 4181 {
snelson 8:4816c8449bf2 4182 JoinAggTimeOnAir = 0;
snelson 8:4816c8449bf2 4183 }
snelson 9:ad93de20d720 4184 else
snelson 8:4816c8449bf2 4185 {
snelson 9:ad93de20d720 4186 elapsedTime = ( uptime - prevDCycleEndTime ) % period;
snelson 9:ad93de20d720 4187
snelson 9:ad93de20d720 4188 if( dcyclePeriod == JOIN_NB_RETRANSMISSION_DCYCLES )
snelson 8:4816c8449bf2 4189 {
snelson 9:ad93de20d720 4190 if( ( ( uptime - prevDCycleEndTime ) / period ) > ( ( lastJoinTime - prevDCycleEndTime ) / period ) )
snelson 9:ad93de20d720 4191 {
snelson 9:ad93de20d720 4192 JoinAggTimeOnAir = 0;
snelson 9:ad93de20d720 4193 }
snelson 8:4816c8449bf2 4194 }
snelson 8:4816c8449bf2 4195 }
snelson 8:4816c8449bf2 4196
snelson 8:4816c8449bf2 4197 if ( JoinAggTimeOnAir >= onAirTimeMax )
snelson 8:4816c8449bf2 4198 {
snelson 8:4816c8449bf2 4199 // time off is remaining time until beginning of next period
snelson 9:ad93de20d720 4200 timeOff = ( period - elapsedTime );
snelson 8:4816c8449bf2 4201 }
snelson 8:4816c8449bf2 4202
snelson 9:ad93de20d720 4203
Shaun Nelson 18:5ccaea55a881 4204 if(timeOff > JOIN_RETRANSMISSION_DC_WAIT_MAX)
Shaun Nelson 18:5ccaea55a881 4205 timeOff = JOIN_RETRANSMISSION_DC_WAIT_MAX;
Shaun Nelson 18:5ccaea55a881 4206
Shaun Nelson 18:5ccaea55a881 4207 return ( timeOff * 1e6 );
snelson 8:4816c8449bf2 4208 }
snelson 8:4816c8449bf2 4209
mluis 0:91d1a7783bb9 4210 void LoRaMacTestRxWindowsOn( bool enable )
mluis 0:91d1a7783bb9 4211 {
mluis 0:91d1a7783bb9 4212 IsRxWindowsEnabled = enable;
mluis 0:91d1a7783bb9 4213 }
mluis 0:91d1a7783bb9 4214
mluis 2:14a5d6ad92d5 4215 void LoRaMacTestSetMic( uint16_t txPacketCounter )
mluis 0:91d1a7783bb9 4216 {
mluis 2:14a5d6ad92d5 4217 UpLinkCounter = txPacketCounter;
mluis 0:91d1a7783bb9 4218 IsUpLinkCounterFixed = true;
mluis 0:91d1a7783bb9 4219 }
mluis 2:14a5d6ad92d5 4220
mluis 2:14a5d6ad92d5 4221 void LoRaMacTestSetDutyCycleOn( bool enable )
mluis 2:14a5d6ad92d5 4222 {
mluis 2:14a5d6ad92d5 4223 DutyCycleOn = enable;
mluis 2:14a5d6ad92d5 4224 }