Senet / LoRaWAN-lib

Fork of Semtech LoRaWAN stack

Fork of LoRaWAN-lib by canuck lehead

LoRaMac.cpp@20:92764fda7371, 2016-09-19 (annotated)

Committer:
ubhat
Date:
Mon Sep 19 09:45:15 2016 +0000
Branch:
v4.2.0
Revision:
20:92764fda7371
Parent:
19:838d3e8dffc6
Child:
21:4ccde8ee9ac8
Fix for data-rate adaptation during message retransmission of confirmed frames; When 125kHz channel enable mask is present, check for minimum number of 125kHz channels to comply with FCC

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 */
mluis 0:91d1a7783bb9 354 const uint8_t MaxPayloadOfDatarate[] = { 11, 53, 129, 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 */
mluis 0:91d1a7783bb9 359 const uint8_t MaxPayloadOfDatarateRepeater[] = { 11, 53, 129, 242, 242, 0, 0, 0, 33, 103, 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 AdrAckCounter = 0;
mluis 2:14a5d6ad92d5 1217
mluis 2:14a5d6ad92d5 1218 // Update 32 bits downlink counter
mluis 2:14a5d6ad92d5 1219 if( multicast == 1 )
mluis 2:14a5d6ad92d5 1220 {
mluis 2:14a5d6ad92d5 1221 McpsIndication.McpsIndication = MCPS_MULTICAST;
mluis 2:14a5d6ad92d5 1222
mluis 2:14a5d6ad92d5 1223 if( ( curMulticastParams->DownLinkCounter == downLinkCounter ) &&
mluis 2:14a5d6ad92d5 1224 ( curMulticastParams->DownLinkCounter != 0 ) )
mluis 2:14a5d6ad92d5 1225 {
mluis 2:14a5d6ad92d5 1226 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_DOWNLINK_REPEATED;
mluis 2:14a5d6ad92d5 1227 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 3:b9d87593a8ae 1228 PrepareRxDoneAbort( );
mluis 2:14a5d6ad92d5 1229 return;
mluis 2:14a5d6ad92d5 1230 }
mluis 2:14a5d6ad92d5 1231 curMulticastParams->DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1232 }
mluis 2:14a5d6ad92d5 1233 else
mluis 2:14a5d6ad92d5 1234 {
mluis 2:14a5d6ad92d5 1235 if( macHdr.Bits.MType == FRAME_TYPE_DATA_CONFIRMED_DOWN )
mluis 2:14a5d6ad92d5 1236 {
mluis 3:b9d87593a8ae 1237 SrvAckRequested = true;
mluis 2:14a5d6ad92d5 1238 McpsIndication.McpsIndication = MCPS_CONFIRMED;
mluis 4:37c12dbc8dc7 1239
mluis 4:37c12dbc8dc7 1240 if( ( DownLinkCounter == downLinkCounter ) &&
mluis 4:37c12dbc8dc7 1241 ( DownLinkCounter != 0 ) )
mluis 4:37c12dbc8dc7 1242 {
mluis 4:37c12dbc8dc7 1243 // Duplicated confirmed downlink. Skip indication.
mluis 4:37c12dbc8dc7 1244 skipIndication = true;
mluis 4:37c12dbc8dc7 1245 }
mluis 2:14a5d6ad92d5 1246 }
mluis 2:14a5d6ad92d5 1247 else
mluis 2:14a5d6ad92d5 1248 {
mluis 3:b9d87593a8ae 1249 SrvAckRequested = false;
mluis 2:14a5d6ad92d5 1250 McpsIndication.McpsIndication = MCPS_UNCONFIRMED;
mluis 4:37c12dbc8dc7 1251
mluis 4:37c12dbc8dc7 1252 if( ( DownLinkCounter == downLinkCounter ) &&
mluis 4:37c12dbc8dc7 1253 ( DownLinkCounter != 0 ) )
mluis 4:37c12dbc8dc7 1254 {
mluis 4:37c12dbc8dc7 1255 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_DOWNLINK_REPEATED;
mluis 4:37c12dbc8dc7 1256 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 4:37c12dbc8dc7 1257 PrepareRxDoneAbort( );
mluis 4:37c12dbc8dc7 1258 return;
mluis 4:37c12dbc8dc7 1259 }
mluis 2:14a5d6ad92d5 1260 }
mluis 2:14a5d6ad92d5 1261 DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1262 }
mluis 2:14a5d6ad92d5 1263
mluis 2:14a5d6ad92d5 1264 // Check if the frame is an acknowledgement
mluis 2:14a5d6ad92d5 1265 if( fCtrl.Bits.Ack == 1 )
mluis 2:14a5d6ad92d5 1266 {
mluis 2:14a5d6ad92d5 1267 McpsConfirm.AckReceived = true;
mluis 2:14a5d6ad92d5 1268 McpsIndication.AckReceived = true;
mluis 2:14a5d6ad92d5 1269
mluis 2:14a5d6ad92d5 1270 // Stop the AckTimeout timer as no more retransmissions
mluis 2:14a5d6ad92d5 1271 // are needed.
mluis 2:14a5d6ad92d5 1272 TimerStop( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 1273 }
mluis 2:14a5d6ad92d5 1274 else
mluis 2:14a5d6ad92d5 1275 {
mluis 2:14a5d6ad92d5 1276 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1277
mluis 2:14a5d6ad92d5 1278 if( AckTimeoutRetriesCounter > AckTimeoutRetries )
mluis 2:14a5d6ad92d5 1279 {
mluis 2:14a5d6ad92d5 1280 // Stop the AckTimeout timer as no more retransmissions
mluis 2:14a5d6ad92d5 1281 // are needed.
mluis 2:14a5d6ad92d5 1282 TimerStop( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 1283 }
mluis 2:14a5d6ad92d5 1284 }
mluis 2:14a5d6ad92d5 1285
mluis 2:14a5d6ad92d5 1286 if( ( ( size - 4 ) - appPayloadStartIndex ) > 0 )
mluis 2:14a5d6ad92d5 1287 {
mluis 2:14a5d6ad92d5 1288 port = payload[appPayloadStartIndex++];
mluis 2:14a5d6ad92d5 1289 frameLen = ( size - 4 ) - appPayloadStartIndex;
mluis 2:14a5d6ad92d5 1290
mluis 2:14a5d6ad92d5 1291 McpsIndication.Port = port;
mluis 2:14a5d6ad92d5 1292
mluis 2:14a5d6ad92d5 1293 if( port == 0 )
mluis 2:14a5d6ad92d5 1294 {
snelson 8:4816c8449bf2 1295 if( fCtrl.Bits.FOptsLen == 0 )
snelson 8:4816c8449bf2 1296 {
snelson 8:4816c8449bf2 1297 LoRaMacPayloadDecrypt( payload + appPayloadStartIndex,
snelson 8:4816c8449bf2 1298 frameLen,
snelson 8:4816c8449bf2 1299 nwkSKey,
snelson 8:4816c8449bf2 1300 address,
snelson 8:4816c8449bf2 1301 DOWN_LINK,
snelson 8:4816c8449bf2 1302 downLinkCounter,
snelson 8:4816c8449bf2 1303 LoRaMacRxPayload );
snelson 8:4816c8449bf2 1304
snelson 8:4816c8449bf2 1305 // Decode frame payload MAC commands
snelson 8:4816c8449bf2 1306 ProcessMacCommands( LoRaMacRxPayload, 0, frameLen, snr );
snelson 8:4816c8449bf2 1307 }
snelson 8:4816c8449bf2 1308 else
snelson 8:4816c8449bf2 1309 {
snelson 8:4816c8449bf2 1310 skipIndication = true;
snelson 8:4816c8449bf2 1311 }
mluis 2:14a5d6ad92d5 1312 }
mluis 2:14a5d6ad92d5 1313 else
mluis 2:14a5d6ad92d5 1314 {
snelson 8:4816c8449bf2 1315 if( fCtrl.Bits.FOptsLen > 0 )
snelson 8:4816c8449bf2 1316 {
snelson 8:4816c8449bf2 1317 // Decode Options field MAC commands. Omit the fPort.
snelson 8:4816c8449bf2 1318 ProcessMacCommands( payload, 8, appPayloadStartIndex - 1, snr );
snelson 8:4816c8449bf2 1319 }
snelson 8:4816c8449bf2 1320
mluis 2:14a5d6ad92d5 1321 LoRaMacPayloadDecrypt( payload + appPayloadStartIndex,
mluis 2:14a5d6ad92d5 1322 frameLen,
mluis 2:14a5d6ad92d5 1323 appSKey,
mluis 2:14a5d6ad92d5 1324 address,
mluis 2:14a5d6ad92d5 1325 DOWN_LINK,
mluis 2:14a5d6ad92d5 1326 downLinkCounter,
mluis 2:14a5d6ad92d5 1327 LoRaMacRxPayload );
mluis 2:14a5d6ad92d5 1328
mluis 4:37c12dbc8dc7 1329 if( skipIndication == false )
mluis 4:37c12dbc8dc7 1330 {
mluis 4:37c12dbc8dc7 1331 McpsIndication.Buffer = LoRaMacRxPayload;
mluis 4:37c12dbc8dc7 1332 McpsIndication.BufferSize = frameLen;
mluis 4:37c12dbc8dc7 1333 McpsIndication.RxData = true;
mluis 4:37c12dbc8dc7 1334 }
mluis 2:14a5d6ad92d5 1335 }
mluis 2:14a5d6ad92d5 1336 }
snelson 8:4816c8449bf2 1337 else
snelson 8:4816c8449bf2 1338 {
snelson 8:4816c8449bf2 1339 if( fCtrl.Bits.FOptsLen > 0 )
snelson 8:4816c8449bf2 1340 {
snelson 8:4816c8449bf2 1341 // Decode Options field MAC commands
snelson 8:4816c8449bf2 1342 ProcessMacCommands( payload, 8, appPayloadStartIndex, snr );
snelson 8:4816c8449bf2 1343 }
snelson 8:4816c8449bf2 1344 }
snelson 8:4816c8449bf2 1345
mluis 4:37c12dbc8dc7 1346 if( skipIndication == false )
mluis 4:37c12dbc8dc7 1347 {
mluis 4:37c12dbc8dc7 1348 LoRaMacFlags.Bits.McpsInd = 1;
mluis 4:37c12dbc8dc7 1349 }
mluis 2:14a5d6ad92d5 1350 }
mluis 2:14a5d6ad92d5 1351 else
mluis 2:14a5d6ad92d5 1352 {
mluis 2:14a5d6ad92d5 1353 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_MIC_FAIL;
mluis 3:b9d87593a8ae 1354
mluis 3:b9d87593a8ae 1355 PrepareRxDoneAbort( );
mluis 3:b9d87593a8ae 1356 return;
mluis 2:14a5d6ad92d5 1357 }
mluis 2:14a5d6ad92d5 1358 }
mluis 2:14a5d6ad92d5 1359 break;
mluis 2:14a5d6ad92d5 1360 case FRAME_TYPE_PROPRIETARY:
mluis 2:14a5d6ad92d5 1361 {
mluis 2:14a5d6ad92d5 1362 memcpy1( LoRaMacRxPayload, &payload[pktHeaderLen], size );
mluis 2:14a5d6ad92d5 1363
mluis 2:14a5d6ad92d5 1364 McpsIndication.McpsIndication = MCPS_PROPRIETARY;
mluis 2:14a5d6ad92d5 1365 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1366 McpsIndication.Buffer = LoRaMacRxPayload;
mluis 2:14a5d6ad92d5 1367 McpsIndication.BufferSize = size - pktHeaderLen;
mluis 3:b9d87593a8ae 1368
mluis 3:b9d87593a8ae 1369 LoRaMacFlags.Bits.McpsInd = 1;
mluis 2:14a5d6ad92d5 1370 break;
mluis 2:14a5d6ad92d5 1371 }
mluis 2:14a5d6ad92d5 1372 default:
mluis 2:14a5d6ad92d5 1373 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 3:b9d87593a8ae 1374 PrepareRxDoneAbort( );
mluis 2:14a5d6ad92d5 1375 break;
mluis 2:14a5d6ad92d5 1376 }
mluis 2:14a5d6ad92d5 1377
mluis 2:14a5d6ad92d5 1378 if( ( RxSlot == 0 ) && ( LoRaMacDeviceClass == CLASS_C ) )
mluis 2:14a5d6ad92d5 1379 {
mluis 2:14a5d6ad92d5 1380 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1381 }
mluis 2:14a5d6ad92d5 1382 LoRaMacFlags.Bits.MacDone = 1;
mluis 3:b9d87593a8ae 1383
mluis 3:b9d87593a8ae 1384 // Trig OnMacCheckTimerEvent call as soon as possible
mluis 3:b9d87593a8ae 1385 TimerSetValue( &MacStateCheckTimer, 1000 );
mluis 3:b9d87593a8ae 1386 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1387 }
mluis 2:14a5d6ad92d5 1388
mluis 2:14a5d6ad92d5 1389 static void OnRadioTxTimeout( void )
mluis 2:14a5d6ad92d5 1390 {
mluis 2:14a5d6ad92d5 1391 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1392 {
mluis 2:14a5d6ad92d5 1393 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1394 }
mluis 2:14a5d6ad92d5 1395 else
mluis 2:14a5d6ad92d5 1396 {
mluis 2:14a5d6ad92d5 1397 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1398 }
mluis 2:14a5d6ad92d5 1399
mluis 2:14a5d6ad92d5 1400 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT;
mluis 2:14a5d6ad92d5 1401 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT;
mluis 2:14a5d6ad92d5 1402 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1403 }
mluis 2:14a5d6ad92d5 1404
mluis 2:14a5d6ad92d5 1405 static void OnRadioRxError( void )
mluis 2:14a5d6ad92d5 1406 {
mluis 2:14a5d6ad92d5 1407 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1408 {
mluis 2:14a5d6ad92d5 1409 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1410 }
mluis 2:14a5d6ad92d5 1411 else
mluis 2:14a5d6ad92d5 1412 {
mluis 2:14a5d6ad92d5 1413 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1414 }
mluis 2:14a5d6ad92d5 1415
mluis 2:14a5d6ad92d5 1416 if( RxSlot == 1 )
mluis 2:14a5d6ad92d5 1417 {
mluis 2:14a5d6ad92d5 1418 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1419 {
mluis 2:14a5d6ad92d5 1420 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_ERROR;
mluis 2:14a5d6ad92d5 1421 }
mluis 2:14a5d6ad92d5 1422 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_ERROR;
mluis 2:14a5d6ad92d5 1423 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1424 }
mluis 2:14a5d6ad92d5 1425 }
mluis 2:14a5d6ad92d5 1426
mluis 2:14a5d6ad92d5 1427 static void OnRadioRxTimeout( void )
mluis 2:14a5d6ad92d5 1428 {
mluis 2:14a5d6ad92d5 1429 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1430 {
mluis 2:14a5d6ad92d5 1431 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1432 }
mluis 2:14a5d6ad92d5 1433 else
mluis 2:14a5d6ad92d5 1434 {
mluis 2:14a5d6ad92d5 1435 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1436 }
mluis 2:14a5d6ad92d5 1437
mluis 2:14a5d6ad92d5 1438 if( RxSlot == 1 )
mluis 2:14a5d6ad92d5 1439 {
mluis 2:14a5d6ad92d5 1440 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1441 {
mluis 2:14a5d6ad92d5 1442 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
mluis 2:14a5d6ad92d5 1443 }
mluis 2:14a5d6ad92d5 1444 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
mluis 2:14a5d6ad92d5 1445 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1446 }
mluis 2:14a5d6ad92d5 1447 }
mluis 2:14a5d6ad92d5 1448
mluis 2:14a5d6ad92d5 1449 static void OnMacStateCheckTimerEvent( void )
mluis 2:14a5d6ad92d5 1450 {
mluis 2:14a5d6ad92d5 1451 TimerStop( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1452 bool txTimeout = false;
mluis 2:14a5d6ad92d5 1453
mluis 2:14a5d6ad92d5 1454 if( LoRaMacFlags.Bits.MacDone == 1 )
mluis 2:14a5d6ad92d5 1455 {
mluis 4:37c12dbc8dc7 1456 if( ( LoRaMacState & MAC_RX_ABORT ) == MAC_RX_ABORT )
mluis 4:37c12dbc8dc7 1457 {
mluis 4:37c12dbc8dc7 1458 LoRaMacState &= ~MAC_RX_ABORT;
mluis 4:37c12dbc8dc7 1459 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 4:37c12dbc8dc7 1460 }
mluis 4:37c12dbc8dc7 1461
mluis 2:14a5d6ad92d5 1462 if( ( LoRaMacFlags.Bits.MlmeReq == 1 ) || ( ( LoRaMacFlags.Bits.McpsReq == 1 ) ) )
mluis 2:14a5d6ad92d5 1463 {
mluis 2:14a5d6ad92d5 1464 if( ( McpsConfirm.Status == LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT ) ||
mluis 2:14a5d6ad92d5 1465 ( MlmeConfirm.Status == LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT ) )
mluis 2:14a5d6ad92d5 1466 {
mluis 2:14a5d6ad92d5 1467 // Stop transmit cycle due to tx timeout.
mluis 2:14a5d6ad92d5 1468 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1469 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
mluis 2:14a5d6ad92d5 1470 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1471 McpsConfirm.TxTimeOnAir = 0;
mluis 2:14a5d6ad92d5 1472 txTimeout = true;
mluis 2:14a5d6ad92d5 1473 }
mluis 2:14a5d6ad92d5 1474 }
mluis 2:14a5d6ad92d5 1475
mluis 2:14a5d6ad92d5 1476 if( ( NodeAckRequested == false ) && ( txTimeout == false ) )
mluis 2:14a5d6ad92d5 1477 {
mluis 2:14a5d6ad92d5 1478 if( LoRaMacFlags.Bits.MlmeReq == 1 )
mluis 2:14a5d6ad92d5 1479 {
mluis 2:14a5d6ad92d5 1480 if( MlmeConfirm.MlmeRequest == MLME_JOIN )
mluis 2:14a5d6ad92d5 1481 {
mluis 2:14a5d6ad92d5 1482 if( MlmeConfirm.Status == LORAMAC_EVENT_INFO_STATUS_OK )
mluis 2:14a5d6ad92d5 1483 {
mluis 2:14a5d6ad92d5 1484 UpLinkCounter = 0;
mluis 2:14a5d6ad92d5 1485 }
mluis 2:14a5d6ad92d5 1486 // Join messages aren't repeated automatically
mluis 2:14a5d6ad92d5 1487 ChannelsNbRepCounter = ChannelsNbRep;
mluis 2:14a5d6ad92d5 1488 }
mluis 2:14a5d6ad92d5 1489 }
mluis 2:14a5d6ad92d5 1490 if( ( LoRaMacFlags.Bits.MlmeReq == 1 ) || ( ( LoRaMacFlags.Bits.McpsReq == 1 ) ) )
mluis 2:14a5d6ad92d5 1491 {
mluis 2:14a5d6ad92d5 1492 if( ( ChannelsNbRepCounter >= ChannelsNbRep ) || ( LoRaMacFlags.Bits.McpsInd == 1 ) )
mluis 2:14a5d6ad92d5 1493 {
mluis 2:14a5d6ad92d5 1494 ChannelsNbRepCounter = 0;
mluis 2:14a5d6ad92d5 1495
mluis 2:14a5d6ad92d5 1496 AdrAckCounter++;
mluis 2:14a5d6ad92d5 1497 if( IsUpLinkCounterFixed == false )
mluis 2:14a5d6ad92d5 1498 {
mluis 2:14a5d6ad92d5 1499 UpLinkCounter++;
mluis 2:14a5d6ad92d5 1500 }
mluis 2:14a5d6ad92d5 1501
mluis 2:14a5d6ad92d5 1502 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1503 }
mluis 2:14a5d6ad92d5 1504 else
mluis 2:14a5d6ad92d5 1505 {
mluis 2:14a5d6ad92d5 1506 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1507 // Sends the same frame again
mluis 2:14a5d6ad92d5 1508 ScheduleTx( );
mluis 2:14a5d6ad92d5 1509 }
mluis 2:14a5d6ad92d5 1510 }
mluis 2:14a5d6ad92d5 1511 }
mluis 2:14a5d6ad92d5 1512
mluis 2:14a5d6ad92d5 1513 if( LoRaMacFlags.Bits.McpsInd == 1 )
mluis 2:14a5d6ad92d5 1514 {
mluis 2:14a5d6ad92d5 1515 if( ( McpsConfirm.AckReceived == true ) || ( AckTimeoutRetriesCounter > AckTimeoutRetries ) )
mluis 2:14a5d6ad92d5 1516 {
mluis 2:14a5d6ad92d5 1517 AckTimeoutRetry = false;
mluis 3:b9d87593a8ae 1518 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 1519 if( IsUpLinkCounterFixed == false )
mluis 2:14a5d6ad92d5 1520 {
mluis 2:14a5d6ad92d5 1521 UpLinkCounter++;
mluis 2:14a5d6ad92d5 1522 }
mluis 2:14a5d6ad92d5 1523 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
mluis 2:14a5d6ad92d5 1524
mluis 2:14a5d6ad92d5 1525 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1526 }
mluis 2:14a5d6ad92d5 1527 }
mluis 2:14a5d6ad92d5 1528
mluis 2:14a5d6ad92d5 1529 if( ( AckTimeoutRetry == true ) && ( ( LoRaMacState & MAC_TX_DELAYED ) == 0 ) )
mluis 2:14a5d6ad92d5 1530 {
mluis 2:14a5d6ad92d5 1531 AckTimeoutRetry = false;
mluis 2:14a5d6ad92d5 1532 if( ( AckTimeoutRetriesCounter < AckTimeoutRetries ) && ( AckTimeoutRetriesCounter <= MAX_ACK_RETRIES ) )
mluis 2:14a5d6ad92d5 1533 {
mluis 2:14a5d6ad92d5 1534 AckTimeoutRetriesCounter++;
mluis 2:14a5d6ad92d5 1535
mluis 2:14a5d6ad92d5 1536 if( ( AckTimeoutRetriesCounter % 2 ) == 1 )
mluis 2:14a5d6ad92d5 1537 {
mluis 4:37c12dbc8dc7 1538 ChannelsDatarate = MAX( ChannelsDatarate - 1, LORAMAC_TX_MIN_DATARATE );
mluis 2:14a5d6ad92d5 1539 }
mluis 2:14a5d6ad92d5 1540 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1541 // Sends the same frame again
mluis 2:14a5d6ad92d5 1542 ScheduleTx( );
mluis 2:14a5d6ad92d5 1543 }
mluis 2:14a5d6ad92d5 1544 else
mluis 2:14a5d6ad92d5 1545 {
mluis 2:14a5d6ad92d5 1546 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1547 // Re-enable default channels LC1, LC2, LC3
mluis 2:14a5d6ad92d5 1548 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
Shaun Nelson 13:90a55bd536a1 1549 #elif !defined( USE_BAND_915 ) && !defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1550 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1551 #endif
mluis 2:14a5d6ad92d5 1552 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1553
mluis 3:b9d87593a8ae 1554 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 1555 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1556 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
mluis 2:14a5d6ad92d5 1557 if( IsUpLinkCounterFixed == false )
mluis 2:14a5d6ad92d5 1558 {
mluis 2:14a5d6ad92d5 1559 UpLinkCounter++;
mluis 2:14a5d6ad92d5 1560 }
mluis 2:14a5d6ad92d5 1561 }
mluis 2:14a5d6ad92d5 1562 }
mluis 2:14a5d6ad92d5 1563 }
mluis 2:14a5d6ad92d5 1564 // Handle reception for Class B and Class C
mluis 2:14a5d6ad92d5 1565 if( ( LoRaMacState & MAC_RX ) == MAC_RX )
mluis 2:14a5d6ad92d5 1566 {
mluis 2:14a5d6ad92d5 1567 LoRaMacState &= ~MAC_RX;
mluis 2:14a5d6ad92d5 1568 }
mluis 2:14a5d6ad92d5 1569 if( LoRaMacState == MAC_IDLE )
mluis 2:14a5d6ad92d5 1570 {
mluis 2:14a5d6ad92d5 1571 if( LoRaMacFlags.Bits.McpsReq == 1 )
mluis 2:14a5d6ad92d5 1572 {
mluis 2:14a5d6ad92d5 1573 LoRaMacPrimitives->MacMcpsConfirm( &McpsConfirm );
mluis 2:14a5d6ad92d5 1574 LoRaMacFlags.Bits.McpsReq = 0;
mluis 2:14a5d6ad92d5 1575 }
mluis 2:14a5d6ad92d5 1576
mluis 2:14a5d6ad92d5 1577 if( LoRaMacFlags.Bits.MlmeReq == 1 )
mluis 2:14a5d6ad92d5 1578 {
mluis 2:14a5d6ad92d5 1579 LoRaMacPrimitives->MacMlmeConfirm( &MlmeConfirm );
mluis 2:14a5d6ad92d5 1580 LoRaMacFlags.Bits.MlmeReq = 0;
mluis 2:14a5d6ad92d5 1581 }
mluis 2:14a5d6ad92d5 1582
mluis 2:14a5d6ad92d5 1583 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1584 }
mluis 2:14a5d6ad92d5 1585 else
mluis 2:14a5d6ad92d5 1586 {
mluis 2:14a5d6ad92d5 1587 // Operation not finished restart timer
mluis 3:b9d87593a8ae 1588 TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
mluis 2:14a5d6ad92d5 1589 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1590 }
mluis 2:14a5d6ad92d5 1591
mluis 2:14a5d6ad92d5 1592 if( LoRaMacFlags.Bits.McpsInd == 1 )
mluis 2:14a5d6ad92d5 1593 {
mluis 2:14a5d6ad92d5 1594 LoRaMacPrimitives->MacMcpsIndication( &McpsIndication );
mluis 2:14a5d6ad92d5 1595 LoRaMacFlags.Bits.McpsInd = 0;
mluis 2:14a5d6ad92d5 1596 }
mluis 2:14a5d6ad92d5 1597 }
mluis 2:14a5d6ad92d5 1598
mluis 2:14a5d6ad92d5 1599 static void OnTxDelayedTimerEvent( void )
mluis 2:14a5d6ad92d5 1600 {
mluis 2:14a5d6ad92d5 1601 TimerStop( &TxDelayedTimer );
mluis 2:14a5d6ad92d5 1602 LoRaMacState &= ~MAC_TX_DELAYED;
mluis 2:14a5d6ad92d5 1603
mluis 2:14a5d6ad92d5 1604 ScheduleTx( );
mluis 2:14a5d6ad92d5 1605 }
mluis 2:14a5d6ad92d5 1606
mluis 2:14a5d6ad92d5 1607 static void OnRxWindow1TimerEvent( void )
mluis 2:14a5d6ad92d5 1608 {
mluis 2:14a5d6ad92d5 1609 uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
mluis 2:14a5d6ad92d5 1610 int8_t datarate = 0;
mluis 2:14a5d6ad92d5 1611 uint32_t bandwidth = 0; // LoRa 125 kHz
mluis 2:14a5d6ad92d5 1612
mluis 2:14a5d6ad92d5 1613 TimerStop( &RxWindowTimer1 );
mluis 2:14a5d6ad92d5 1614 RxSlot = 0;
mluis 2:14a5d6ad92d5 1615
mluis 2:14a5d6ad92d5 1616 if( LoRaMacDeviceClass == CLASS_C )
mluis 2:14a5d6ad92d5 1617 {
mluis 2:14a5d6ad92d5 1618 Radio.Standby( );
mluis 2:14a5d6ad92d5 1619 }
mluis 2:14a5d6ad92d5 1620
mluis 2:14a5d6ad92d5 1621 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1622 datarate = ChannelsDatarate - Rx1DrOffset;
mluis 2:14a5d6ad92d5 1623 if( datarate < 0 )
mluis 2:14a5d6ad92d5 1624 {
mluis 2:14a5d6ad92d5 1625 datarate = DR_0;
mluis 2:14a5d6ad92d5 1626 }
mluis 2:14a5d6ad92d5 1627
mluis 2:14a5d6ad92d5 1628 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1629 if( ( datarate == DR_3 ) || ( datarate == DR_4 ) )
mluis 4:37c12dbc8dc7 1630 { // DR_4, DR_3
mluis 2:14a5d6ad92d5 1631 symbTimeout = 8;
mluis 2:14a5d6ad92d5 1632 }
mluis 4:37c12dbc8dc7 1633 else if( datarate == DR_5 )
mluis 4:37c12dbc8dc7 1634 {
mluis 4:37c12dbc8dc7 1635 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1636 }
mluis 4:37c12dbc8dc7 1637 else if( datarate == DR_6 )
mluis 2:14a5d6ad92d5 1638 {// LoRa 250 kHz
mluis 2:14a5d6ad92d5 1639 bandwidth = 1;
mluis 4:37c12dbc8dc7 1640 symbTimeout = 14;
mluis 2:14a5d6ad92d5 1641 }
mluis 2:14a5d6ad92d5 1642 RxWindowSetup( Channels[Channel].Frequency, datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1643 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 1644 datarate = datarateOffsets[ChannelsDatarate][Rx1DrOffset];
mluis 2:14a5d6ad92d5 1645 if( datarate < 0 )
mluis 2:14a5d6ad92d5 1646 {
mluis 2:14a5d6ad92d5 1647 datarate = DR_0;
mluis 2:14a5d6ad92d5 1648 }
mluis 2:14a5d6ad92d5 1649 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1650 switch( datarate )
mluis 4:37c12dbc8dc7 1651 {
mluis 4:37c12dbc8dc7 1652 case DR_0: // SF10 - BW125
mluis 4:37c12dbc8dc7 1653 symbTimeout = 5;
mluis 4:37c12dbc8dc7 1654 break;
mluis 4:37c12dbc8dc7 1655
mluis 4:37c12dbc8dc7 1656 case DR_1: // SF9 - BW125
mluis 4:37c12dbc8dc7 1657 case DR_2: // SF8 - BW125
mluis 4:37c12dbc8dc7 1658 case DR_8: // SF12 - BW500
mluis 4:37c12dbc8dc7 1659 case DR_9: // SF11 - BW500
mluis 4:37c12dbc8dc7 1660 case DR_10: // SF10 - BW500
mluis 4:37c12dbc8dc7 1661 symbTimeout = 8;
mluis 4:37c12dbc8dc7 1662 break;
mluis 4:37c12dbc8dc7 1663
mluis 4:37c12dbc8dc7 1664 case DR_3: // SF7 - BW125
mluis 4:37c12dbc8dc7 1665 case DR_11: // SF9 - BW500
mluis 4:37c12dbc8dc7 1666 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1667 break;
mluis 4:37c12dbc8dc7 1668
mluis 4:37c12dbc8dc7 1669 case DR_4: // SF8 - BW500
mluis 4:37c12dbc8dc7 1670 case DR_12: // SF8 - BW500
mluis 4:37c12dbc8dc7 1671 symbTimeout = 14;
mluis 4:37c12dbc8dc7 1672 break;
mluis 4:37c12dbc8dc7 1673
mluis 4:37c12dbc8dc7 1674 case DR_13: // SF7 - BW500
mluis 4:37c12dbc8dc7 1675 symbTimeout = 16;
mluis 4:37c12dbc8dc7 1676 break;
mluis 4:37c12dbc8dc7 1677 default:
mluis 4:37c12dbc8dc7 1678 break;
mluis 2:14a5d6ad92d5 1679 }
mluis 2:14a5d6ad92d5 1680 if( datarate >= DR_4 )
mluis 2:14a5d6ad92d5 1681 {// LoRa 500 kHz
mluis 2:14a5d6ad92d5 1682 bandwidth = 2;
mluis 2:14a5d6ad92d5 1683 }
mluis 2:14a5d6ad92d5 1684 RxWindowSetup( 923.3e6 + ( Channel % 8 ) * 600e3, datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1685 #else
mluis 2:14a5d6ad92d5 1686 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1687 #endif
mluis 2:14a5d6ad92d5 1688 }
mluis 2:14a5d6ad92d5 1689
mluis 2:14a5d6ad92d5 1690 static void OnRxWindow2TimerEvent( void )
mluis 2:14a5d6ad92d5 1691 {
mluis 2:14a5d6ad92d5 1692 uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
mluis 2:14a5d6ad92d5 1693 uint32_t bandwidth = 0; // LoRa 125 kHz
mluis 2:14a5d6ad92d5 1694
mluis 2:14a5d6ad92d5 1695 TimerStop( &RxWindowTimer2 );
mluis 2:14a5d6ad92d5 1696 RxSlot = 1;
mluis 2:14a5d6ad92d5 1697
mluis 2:14a5d6ad92d5 1698 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1699 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1700 if( ( Rx2Channel.Datarate == DR_3 ) || ( Rx2Channel.Datarate == DR_4 ) )
mluis 4:37c12dbc8dc7 1701 { // DR_4, DR_3
mluis 2:14a5d6ad92d5 1702 symbTimeout = 8;
mluis 2:14a5d6ad92d5 1703 }
mluis 4:37c12dbc8dc7 1704 else if( Rx2Channel.Datarate == DR_5 )
mluis 4:37c12dbc8dc7 1705 {
mluis 4:37c12dbc8dc7 1706 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1707 }
mluis 4:37c12dbc8dc7 1708 else if( Rx2Channel.Datarate == DR_6 )
mluis 2:14a5d6ad92d5 1709 {// LoRa 250 kHz
mluis 2:14a5d6ad92d5 1710 bandwidth = 1;
mluis 4:37c12dbc8dc7 1711 symbTimeout = 14;
mluis 2:14a5d6ad92d5 1712 }
mluis 2:14a5d6ad92d5 1713 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 1714 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1715 switch( Rx2Channel.Datarate )
mluis 4:37c12dbc8dc7 1716 {
mluis 4:37c12dbc8dc7 1717 case DR_0: // SF10 - BW125
mluis 4:37c12dbc8dc7 1718 symbTimeout = 5;
mluis 4:37c12dbc8dc7 1719 break;
mluis 4:37c12dbc8dc7 1720
mluis 4:37c12dbc8dc7 1721 case DR_1: // SF9 - BW125
mluis 4:37c12dbc8dc7 1722 case DR_2: // SF8 - BW125
mluis 4:37c12dbc8dc7 1723 case DR_8: // SF12 - BW500
mluis 4:37c12dbc8dc7 1724 case DR_9: // SF11 - BW500
mluis 4:37c12dbc8dc7 1725 case DR_10: // SF10 - BW500
mluis 4:37c12dbc8dc7 1726 symbTimeout = 8;
mluis 4:37c12dbc8dc7 1727 break;
mluis 4:37c12dbc8dc7 1728
mluis 4:37c12dbc8dc7 1729 case DR_3: // SF7 - BW125
mluis 4:37c12dbc8dc7 1730 case DR_11: // SF9 - BW500
mluis 4:37c12dbc8dc7 1731 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1732 break;
mluis 4:37c12dbc8dc7 1733
mluis 4:37c12dbc8dc7 1734 case DR_4: // SF8 - BW500
mluis 4:37c12dbc8dc7 1735 case DR_12: // SF8 - BW500
mluis 4:37c12dbc8dc7 1736 symbTimeout = 14;
mluis 4:37c12dbc8dc7 1737 break;
mluis 4:37c12dbc8dc7 1738
mluis 4:37c12dbc8dc7 1739 case DR_13: // SF7 - BW500
mluis 4:37c12dbc8dc7 1740 symbTimeout = 16;
mluis 4:37c12dbc8dc7 1741 break;
mluis 4:37c12dbc8dc7 1742 default:
mluis 4:37c12dbc8dc7 1743 break;
mluis 2:14a5d6ad92d5 1744 }
mluis 2:14a5d6ad92d5 1745 if( Rx2Channel.Datarate >= DR_4 )
mluis 2:14a5d6ad92d5 1746 {// LoRa 500 kHz
mluis 2:14a5d6ad92d5 1747 bandwidth = 2;
mluis 2:14a5d6ad92d5 1748 }
mluis 2:14a5d6ad92d5 1749 #else
mluis 2:14a5d6ad92d5 1750 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1751 #endif
mluis 2:14a5d6ad92d5 1752 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1753 {
mluis 2:14a5d6ad92d5 1754 RxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1755 }
mluis 2:14a5d6ad92d5 1756 else
mluis 2:14a5d6ad92d5 1757 {
mluis 2:14a5d6ad92d5 1758 RxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, true );
mluis 2:14a5d6ad92d5 1759 }
mluis 2:14a5d6ad92d5 1760 }
mluis 2:14a5d6ad92d5 1761
mluis 2:14a5d6ad92d5 1762 static void OnAckTimeoutTimerEvent( void )
mluis 2:14a5d6ad92d5 1763 {
mluis 2:14a5d6ad92d5 1764 TimerStop( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 1765
mluis 2:14a5d6ad92d5 1766 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1767 {
mluis 2:14a5d6ad92d5 1768 AckTimeoutRetry = true;
mluis 2:14a5d6ad92d5 1769 LoRaMacState &= ~MAC_ACK_REQ;
mluis 2:14a5d6ad92d5 1770 }
mluis 2:14a5d6ad92d5 1771 if( LoRaMacDeviceClass == CLASS_C )
mluis 2:14a5d6ad92d5 1772 {
mluis 2:14a5d6ad92d5 1773 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1774 }
mluis 2:14a5d6ad92d5 1775 }
mluis 2:14a5d6ad92d5 1776
snelson 8:4816c8449bf2 1777 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 1778 uint8_t GetNextJoinChannel( uint8_t* enabledChannels, uint8_t nbEnabledChannels )
snelson 8:4816c8449bf2 1779 {
snelson 8:4816c8449bf2 1780 int8_t channel = -1;
snelson 8:4816c8449bf2 1781 uint8_t block;
snelson 8:4816c8449bf2 1782 uint8_t i;
snelson 8:4816c8449bf2 1783
snelson 8:4816c8449bf2 1784 // Use 125KHz channel
snelson 8:4816c8449bf2 1785 if( ChannelsDatarate < DR_4 )
snelson 8:4816c8449bf2 1786 {
snelson 8:4816c8449bf2 1787 block = JoinBlock[NextJoinBlock];
snelson 8:4816c8449bf2 1788 NextJoinBlock = (NextJoinBlock + 1) % 8;
snelson 8:4816c8449bf2 1789
snelson 8:4816c8449bf2 1790 // If next block is greater than max block then randomly select the next block
snelson 8:4816c8449bf2 1791 if( block >= 8 )
snelson 8:4816c8449bf2 1792 block = randr(0, 7);
snelson 8:4816c8449bf2 1793
snelson 8:4816c8449bf2 1794 // Start search for next join channel at the selected block
snelson 8:4816c8449bf2 1795 for(i = 0; ( i < 8 ) && ( channel == -1 ); i++)
snelson 8:4816c8449bf2 1796 {
snelson 8:4816c8449bf2 1797 uint8_t curBlock = (block + i) % 8;
snelson 8:4816c8449bf2 1798 uint8_t chMask;
snelson 8:4816c8449bf2 1799
ubhat 14:60c5d589a070 1800 // Cycle through all blocks before using a previously used block
ubhat 14:60c5d589a070 1801 if( ( ( JoinBlocksRemaining & ( 1 << curBlock ) ) != 0) )
snelson 8:4816c8449bf2 1802 {
snelson 8:4816c8449bf2 1803 chMask = ( ChannelsMaskRemaining[curBlock/2] >> ( curBlock & 1 ? 8 : 0 ) ) & 0xff;
snelson 8:4816c8449bf2 1804 if( chMask != 0)
snelson 8:4816c8449bf2 1805 {
snelson 8:4816c8449bf2 1806 channel = randr(0, 7);
snelson 8:4816c8449bf2 1807 for(uint8_t i = 0; ( i < 8 ); i++)
ubhat 14:60c5d589a070 1808 {
snelson 8:4816c8449bf2 1809 if( ( chMask & ( 1 << channel ) ) != 0 )
snelson 8:4816c8449bf2 1810 {
ubhat 14:60c5d589a070 1811 uint16_t chMaskTmp = ( 1 << channel );
ubhat 14:60c5d589a070 1812 chMaskTmp = chMaskTmp << ( curBlock & 1 ? 8 : 0 );
snelson 8:4816c8449bf2 1813 channel = channel + ( curBlock * 8 );
ubhat 14:60c5d589a070 1814 JoinBlocksRemaining &= ~(1 << curBlock);
ubhat 14:60c5d589a070 1815 ChannelsMaskRemaining[curBlock/2] &= ~chMaskTmp;
ubhat 14:60c5d589a070 1816 if( ( JoinBlocksRemaining == 0 ) )
ubhat 14:60c5d589a070 1817 {
ubhat 14:60c5d589a070 1818 JoinBlocksRemaining = 0xFF;
ubhat 14:60c5d589a070 1819 }
snelson 8:4816c8449bf2 1820 break;
snelson 8:4816c8449bf2 1821 }
ubhat 14:60c5d589a070 1822 else
ubhat 14:60c5d589a070 1823 {
ubhat 14:60c5d589a070 1824 channel = ( channel + 1 ) % 8;
ubhat 14:60c5d589a070 1825 }
snelson 8:4816c8449bf2 1826 }
snelson 8:4816c8449bf2 1827 }
snelson 8:4816c8449bf2 1828 }
snelson 8:4816c8449bf2 1829 }
snelson 8:4816c8449bf2 1830
snelson 8:4816c8449bf2 1831 // No next channel case should never happen since ScheduleTx has already
snelson 8:4816c8449bf2 1832 // checked for at least one enabled channel and if none re-enabled all channels.
snelson 8:4816c8449bf2 1833 // But if we find ourselves without a channel then randomly select one
snelson 8:4816c8449bf2 1834 if ( i >= 8 )
snelson 8:4816c8449bf2 1835 {
snelson 8:4816c8449bf2 1836 channel = randr( 0, 63 );
snelson 8:4816c8449bf2 1837 }
snelson 8:4816c8449bf2 1838 }
snelson 8:4816c8449bf2 1839 // Use 500 KHz channel
snelson 8:4816c8449bf2 1840 else
snelson 8:4816c8449bf2 1841 {
snelson 8:4816c8449bf2 1842 channel = randr( 0, 7 );
snelson 8:4816c8449bf2 1843 for(i = 0; i < 8; i++)
snelson 8:4816c8449bf2 1844 {
snelson 8:4816c8449bf2 1845 uint8_t curChannel = (channel + i) % 8;
ubhat 14:60c5d589a070 1846
ubhat 14:60c5d589a070 1847 if( ( ( Join500KHzRemaining & ( 1 << curChannel ) ) != 0 ) )
snelson 8:4816c8449bf2 1848 {
ubhat 14:60c5d589a070 1849 Join500KHzRemaining &= ~(1 << curChannel);
snelson 8:4816c8449bf2 1850 channel = 64 + curChannel;
Shaun Nelson 18:5ccaea55a881 1851 if( Join500KHzRemaining == 0 )
ubhat 14:60c5d589a070 1852 {
ubhat 14:60c5d589a070 1853 Join500KHzRemaining = 0xFF;
ubhat 14:60c5d589a070 1854 }
snelson 8:4816c8449bf2 1855 break;
snelson 8:4816c8449bf2 1856 }
snelson 8:4816c8449bf2 1857 }
snelson 8:4816c8449bf2 1858 }
snelson 8:4816c8449bf2 1859
snelson 8:4816c8449bf2 1860 for( i = 0; i < nbEnabledChannels; i++ )
snelson 8:4816c8449bf2 1861 {
snelson 8:4816c8449bf2 1862 if( enabledChannels[i] == channel )
snelson 8:4816c8449bf2 1863 break;
snelson 8:4816c8449bf2 1864 }
snelson 8:4816c8449bf2 1865
snelson 8:4816c8449bf2 1866 if( i == nbEnabledChannels )
snelson 8:4816c8449bf2 1867 {
snelson 8:4816c8449bf2 1868 channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
snelson 8:4816c8449bf2 1869 }
snelson 8:4816c8449bf2 1870
snelson 8:4816c8449bf2 1871 LastJoinBlock = channel / 8;
snelson 8:4816c8449bf2 1872
snelson 8:4816c8449bf2 1873 return channel;
snelson 8:4816c8449bf2 1874 }
snelson 8:4816c8449bf2 1875 #endif
snelson 8:4816c8449bf2 1876
mluis 3:b9d87593a8ae 1877 static bool SetNextChannel( TimerTime_t* time )
mluis 2:14a5d6ad92d5 1878 {
mluis 0:91d1a7783bb9 1879 uint8_t nbEnabledChannels = 0;
mluis 3:b9d87593a8ae 1880 uint8_t delayTx = 0;
mluis 0:91d1a7783bb9 1881 uint8_t enabledChannels[LORA_MAX_NB_CHANNELS];
mluis 2:14a5d6ad92d5 1882 TimerTime_t nextTxDelay = ( TimerTime_t )( -1 );
mluis 0:91d1a7783bb9 1883
mluis 1:91e4e6c60d1e 1884 memset1( enabledChannels, 0, LORA_MAX_NB_CHANNELS );
mluis 0:91d1a7783bb9 1885
mluis 2:14a5d6ad92d5 1886 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 1887 if( CountNbEnabled125kHzChannels( ChannelsMaskRemaining ) == 0 )
mluis 3:b9d87593a8ae 1888 { // Restore default channels
mluis 3:b9d87593a8ae 1889 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, 8 );
mluis 3:b9d87593a8ae 1890 }
mluis 3:b9d87593a8ae 1891 if( ( ChannelsDatarate >= DR_4 ) && ( ( ChannelsMaskRemaining[4] & 0x00FF ) == 0 ) )
mluis 3:b9d87593a8ae 1892 { // Make sure, that the channels are activated
mluis 3:b9d87593a8ae 1893 ChannelsMaskRemaining[4] = ChannelsMask[4];
mluis 3:b9d87593a8ae 1894 }
mluis 3:b9d87593a8ae 1895 #else
mluis 4:37c12dbc8dc7 1896 if( CountBits( ChannelsMask[0], 16 ) == 0 )
mluis 3:b9d87593a8ae 1897 {
mluis 3:b9d87593a8ae 1898 // Re-enable default channels, if no channel is enabled
mluis 3:b9d87593a8ae 1899 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
mluis 2:14a5d6ad92d5 1900 }
mluis 2:14a5d6ad92d5 1901 #endif
mluis 2:14a5d6ad92d5 1902
mluis 0:91d1a7783bb9 1903 // Update Aggregated duty cycle
mluis 4:37c12dbc8dc7 1904 if( AggregatedTimeOff <= TimerGetElapsedTime( AggregatedLastTxDoneTime ) )
mluis 0:91d1a7783bb9 1905 {
mluis 0:91d1a7783bb9 1906 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 1907
mluis 2:14a5d6ad92d5 1908 // Update bands Time OFF
mluis 2:14a5d6ad92d5 1909 for( uint8_t i = 0; i < LORA_MAX_NB_BANDS; i++ )
mluis 0:91d1a7783bb9 1910 {
mluis 2:14a5d6ad92d5 1911 if( DutyCycleOn == true )
mluis 0:91d1a7783bb9 1912 {
mluis 4:37c12dbc8dc7 1913 if( Bands[i].TimeOff <= TimerGetElapsedTime( Bands[i].LastTxDoneTime ) )
mluis 2:14a5d6ad92d5 1914 {
mluis 2:14a5d6ad92d5 1915 Bands[i].TimeOff = 0;
mluis 2:14a5d6ad92d5 1916 }
mluis 2:14a5d6ad92d5 1917 if( Bands[i].TimeOff != 0 )
mluis 2:14a5d6ad92d5 1918 {
mluis 2:14a5d6ad92d5 1919 nextTxDelay = MIN( Bands[i].TimeOff -
mluis 4:37c12dbc8dc7 1920 TimerGetElapsedTime( Bands[i].LastTxDoneTime ),
mluis 2:14a5d6ad92d5 1921 nextTxDelay );
mluis 2:14a5d6ad92d5 1922 }
mluis 2:14a5d6ad92d5 1923 }
mluis 2:14a5d6ad92d5 1924 else
mluis 2:14a5d6ad92d5 1925 {
mluis 2:14a5d6ad92d5 1926 nextTxDelay = 0;
mluis 0:91d1a7783bb9 1927 Bands[i].TimeOff = 0;
mluis 0:91d1a7783bb9 1928 }
mluis 2:14a5d6ad92d5 1929 }
mluis 2:14a5d6ad92d5 1930
mluis 2:14a5d6ad92d5 1931 // Search how many channels are enabled
mluis 2:14a5d6ad92d5 1932 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS; i += 16, k++ )
mluis 2:14a5d6ad92d5 1933 {
mluis 2:14a5d6ad92d5 1934 for( uint8_t j = 0; j < 16; j++ )
mluis 0:91d1a7783bb9 1935 {
mluis 2:14a5d6ad92d5 1936 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1937 if( ( ChannelsMaskRemaining[k] & ( 1 << j ) ) != 0 )
mluis 2:14a5d6ad92d5 1938 #else
mluis 2:14a5d6ad92d5 1939 if( ( ChannelsMask[k] & ( 1 << j ) ) != 0 )
mluis 2:14a5d6ad92d5 1940 #endif
mluis 2:14a5d6ad92d5 1941 {
mluis 2:14a5d6ad92d5 1942 if( Channels[i + j].Frequency == 0 )
mluis 2:14a5d6ad92d5 1943 { // Check if the channel is enabled
mluis 2:14a5d6ad92d5 1944 continue;
mluis 2:14a5d6ad92d5 1945 }
mluis 4:37c12dbc8dc7 1946 #if defined( USE_BAND_868 ) || defined( USE_BAND_433 ) || defined( USE_BAND_780 )
mluis 4:37c12dbc8dc7 1947 if( IsLoRaMacNetworkJoined == false )
mluis 4:37c12dbc8dc7 1948 {
mluis 4:37c12dbc8dc7 1949 if( ( JOIN_CHANNELS & ( 1 << j ) ) == 0 )
mluis 4:37c12dbc8dc7 1950 {
mluis 4:37c12dbc8dc7 1951 continue;
mluis 4:37c12dbc8dc7 1952 }
mluis 4:37c12dbc8dc7 1953 }
mluis 4:37c12dbc8dc7 1954 #endif
mluis 2:14a5d6ad92d5 1955 if( ( ( Channels[i + j].DrRange.Fields.Min <= ChannelsDatarate ) &&
mluis 2:14a5d6ad92d5 1956 ( ChannelsDatarate <= Channels[i + j].DrRange.Fields.Max ) ) == false )
mluis 2:14a5d6ad92d5 1957 { // Check if the current channel selection supports the given datarate
mluis 2:14a5d6ad92d5 1958 continue;
mluis 2:14a5d6ad92d5 1959 }
mluis 2:14a5d6ad92d5 1960 if( Bands[Channels[i + j].Band].TimeOff > 0 )
mluis 2:14a5d6ad92d5 1961 { // Check if the band is available for transmission
mluis 3:b9d87593a8ae 1962 delayTx++;
mluis 2:14a5d6ad92d5 1963 continue;
mluis 2:14a5d6ad92d5 1964 }
mluis 2:14a5d6ad92d5 1965 enabledChannels[nbEnabledChannels++] = i + j;
mluis 2:14a5d6ad92d5 1966 }
mluis 2:14a5d6ad92d5 1967 }
mluis 2:14a5d6ad92d5 1968 }
mluis 2:14a5d6ad92d5 1969 }
mluis 2:14a5d6ad92d5 1970 else
mluis 2:14a5d6ad92d5 1971 {
mluis 3:b9d87593a8ae 1972 delayTx++;
mluis 4:37c12dbc8dc7 1973 nextTxDelay = AggregatedTimeOff - TimerGetElapsedTime( AggregatedLastTxDoneTime );
mluis 2:14a5d6ad92d5 1974 }
ubhat 14:60c5d589a070 1975
mluis 2:14a5d6ad92d5 1976 if( nbEnabledChannels > 0 )
mluis 2:14a5d6ad92d5 1977 {
snelson 8:4816c8449bf2 1978 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 1979 if ( IsLoRaMacNetworkJoined == false )
snelson 8:4816c8449bf2 1980 {
snelson 8:4816c8449bf2 1981 Channel = GetNextJoinChannel(enabledChannels, nbEnabledChannels);
snelson 8:4816c8449bf2 1982 }
snelson 8:4816c8449bf2 1983 // Send first uplink on channel from same sub-band as the join
snelson 8:4816c8449bf2 1984 else if( ( UpLinkCounter == 1 ) && ( LastJoinBlock != -1 ) )
snelson 8:4816c8449bf2 1985 {
snelson 8:4816c8449bf2 1986 uint8_t i;
snelson 8:4816c8449bf2 1987 uint8_t blockFirstChannel = LastJoinBlock*8;
snelson 8:4816c8449bf2 1988
snelson 8:4816c8449bf2 1989 Channel = randr( blockFirstChannel, blockFirstChannel + 7 );
snelson 8:4816c8449bf2 1990
snelson 8:4816c8449bf2 1991 // Check channel is enabled
snelson 8:4816c8449bf2 1992 for( i = 0; i < nbEnabledChannels; i++ )
snelson 8:4816c8449bf2 1993 {
snelson 8:4816c8449bf2 1994 if( Channel == enabledChannels[i] )
snelson 8:4816c8449bf2 1995 break;
snelson 8:4816c8449bf2 1996 }
snelson 8:4816c8449bf2 1997
snelson 8:4816c8449bf2 1998 // If channel is not enabled fallback to selecting from the list of
snelson 8:4816c8449bf2 1999 // enabled channels
snelson 8:4816c8449bf2 2000 if (i == nbEnabledChannels)
snelson 8:4816c8449bf2 2001 {
snelson 8:4816c8449bf2 2002 Channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
snelson 8:4816c8449bf2 2003 }
snelson 8:4816c8449bf2 2004 }
snelson 8:4816c8449bf2 2005 else
snelson 8:4816c8449bf2 2006 #endif
snelson 8:4816c8449bf2 2007 {
snelson 8:4816c8449bf2 2008 Channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
snelson 8:4816c8449bf2 2009 }
snelson 8:4816c8449bf2 2010
mluis 2:14a5d6ad92d5 2011 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 2012 if( Channel < ( LORA_MAX_NB_CHANNELS - 8 ) )
mluis 3:b9d87593a8ae 2013 {
mluis 3:b9d87593a8ae 2014 DisableChannelInMask( Channel, ChannelsMaskRemaining );
mluis 3:b9d87593a8ae 2015 }
mluis 2:14a5d6ad92d5 2016 #endif
mluis 3:b9d87593a8ae 2017 *time = 0;
mluis 3:b9d87593a8ae 2018 return true;
mluis 2:14a5d6ad92d5 2019 }
mluis 2:14a5d6ad92d5 2020 else
mluis 2:14a5d6ad92d5 2021 {
mluis 3:b9d87593a8ae 2022 if( delayTx > 0 )
mluis 3:b9d87593a8ae 2023 {
mluis 3:b9d87593a8ae 2024 // Delay transmission due to AggregatedTimeOff or to a band time off
mluis 3:b9d87593a8ae 2025 *time = nextTxDelay;
mluis 3:b9d87593a8ae 2026 return true;
mluis 3:b9d87593a8ae 2027 }
mluis 3:b9d87593a8ae 2028 // Datarate not supported by any channel
mluis 3:b9d87593a8ae 2029 *time = 0;
mluis 3:b9d87593a8ae 2030 return false;
mluis 2:14a5d6ad92d5 2031 }
mluis 2:14a5d6ad92d5 2032 }
mluis 2:14a5d6ad92d5 2033
mluis 2:14a5d6ad92d5 2034 static void SetPublicNetwork( bool enable )
mluis 2:14a5d6ad92d5 2035 {
mluis 2:14a5d6ad92d5 2036 PublicNetwork = enable;
mluis 2:14a5d6ad92d5 2037 Radio.SetModem( MODEM_LORA );
mluis 2:14a5d6ad92d5 2038 if( PublicNetwork == true )
mluis 2:14a5d6ad92d5 2039 {
mluis 2:14a5d6ad92d5 2040 // Change LoRa modem SyncWord
mluis 2:14a5d6ad92d5 2041 Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PUBLIC_SYNCWORD );
mluis 2:14a5d6ad92d5 2042 }
mluis 2:14a5d6ad92d5 2043 else
mluis 2:14a5d6ad92d5 2044 {
mluis 2:14a5d6ad92d5 2045 // Change LoRa modem SyncWord
mluis 2:14a5d6ad92d5 2046 Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PRIVATE_SYNCWORD );
mluis 2:14a5d6ad92d5 2047 }
mluis 2:14a5d6ad92d5 2048 }
mluis 2:14a5d6ad92d5 2049
mluis 2:14a5d6ad92d5 2050 static void RxWindowSetup( uint32_t freq, int8_t datarate, uint32_t bandwidth, uint16_t timeout, bool rxContinuous )
mluis 2:14a5d6ad92d5 2051 {
mluis 2:14a5d6ad92d5 2052 uint8_t downlinkDatarate = Datarates[datarate];
mluis 2:14a5d6ad92d5 2053 RadioModems_t modem;
mluis 2:14a5d6ad92d5 2054
mluis 2:14a5d6ad92d5 2055 if( Radio.GetStatus( ) == RF_IDLE )
mluis 2:14a5d6ad92d5 2056 {
mluis 2:14a5d6ad92d5 2057 Radio.SetChannel( freq );
mluis 2:14a5d6ad92d5 2058
mluis 2:14a5d6ad92d5 2059 // Store downlink datarate
mluis 2:14a5d6ad92d5 2060 McpsIndication.RxDatarate = ( uint8_t ) datarate;
mluis 2:14a5d6ad92d5 2061
mluis 2:14a5d6ad92d5 2062 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 2063 if( datarate == DR_7 )
mluis 2:14a5d6ad92d5 2064 {
mluis 2:14a5d6ad92d5 2065 modem = MODEM_FSK;
mluis 2:14a5d6ad92d5 2066 Radio.SetRxConfig( modem, 50e3, downlinkDatarate * 1e3, 0, 83.333e3, 5, 0, false, 0, true, 0, 0, false, rxContinuous );
mluis 2:14a5d6ad92d5 2067 }
mluis 2:14a5d6ad92d5 2068 else
mluis 2:14a5d6ad92d5 2069 {
mluis 2:14a5d6ad92d5 2070 modem = MODEM_LORA;
mluis 2:14a5d6ad92d5 2071 Radio.SetRxConfig( modem, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
mluis 2:14a5d6ad92d5 2072 }
mluis 2:14a5d6ad92d5 2073 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2074 modem = MODEM_LORA;
mluis 2:14a5d6ad92d5 2075 Radio.SetRxConfig( modem, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
mluis 2:14a5d6ad92d5 2076 #endif
mluis 2:14a5d6ad92d5 2077
mluis 2:14a5d6ad92d5 2078 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 2079 {
mluis 4:37c12dbc8dc7 2080 Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarateRepeater[datarate] + LORA_MAC_FRMPAYLOAD_OVERHEAD );
mluis 2:14a5d6ad92d5 2081 }
mluis 2:14a5d6ad92d5 2082 else
mluis 2:14a5d6ad92d5 2083 {
mluis 4:37c12dbc8dc7 2084 Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarate[datarate] + LORA_MAC_FRMPAYLOAD_OVERHEAD );
mluis 2:14a5d6ad92d5 2085 }
mluis 2:14a5d6ad92d5 2086
mluis 2:14a5d6ad92d5 2087 if( rxContinuous == false )
mluis 2:14a5d6ad92d5 2088 {
mluis 2:14a5d6ad92d5 2089 Radio.Rx( MaxRxWindow );
mluis 2:14a5d6ad92d5 2090 }
mluis 2:14a5d6ad92d5 2091 else
mluis 2:14a5d6ad92d5 2092 {
mluis 2:14a5d6ad92d5 2093 Radio.Rx( 0 ); // Continuous mode
mluis 2:14a5d6ad92d5 2094 }
mluis 2:14a5d6ad92d5 2095 }
mluis 2:14a5d6ad92d5 2096 }
mluis 2:14a5d6ad92d5 2097
shaunkrnelson 16:1e01c8728daa 2098 static bool Rx2FreqInRange( uint32_t freq )
shaunkrnelson 16:1e01c8728daa 2099 {
shaunkrnelson 16:1e01c8728daa 2100 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
shaunkrnelson 16:1e01c8728daa 2101 if( Radio.CheckRfFrequency( freq ) == true )
shaunkrnelson 16:1e01c8728daa 2102 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
shaunkrnelson 16:1e01c8728daa 2103 if( ( Radio.CheckRfFrequency( freq ) == true ) &&
shaunkrnelson 16:1e01c8728daa 2104 ( freq >= LORAMAC_FIRST_RX2_CHANNEL ) &&
shaunkrnelson 16:1e01c8728daa 2105 ( freq <= LORAMAC_LAST_RX2_CHANNEL ) &&
shaunkrnelson 16:1e01c8728daa 2106 ( ( ( freq - ( uint32_t ) LORAMAC_FIRST_RX2_CHANNEL ) % ( uint32_t ) LORAMAC_STEPWIDTH_RX2_CHANNEL ) == 0 ) )
shaunkrnelson 16:1e01c8728daa 2107 #endif
shaunkrnelson 16:1e01c8728daa 2108 {
shaunkrnelson 16:1e01c8728daa 2109 return true;
shaunkrnelson 16:1e01c8728daa 2110 }
shaunkrnelson 16:1e01c8728daa 2111 return false;
shaunkrnelson 16:1e01c8728daa 2112 }
shaunkrnelson 16:1e01c8728daa 2113
shaunkrnelson 16:1e01c8728daa 2114
mluis 2:14a5d6ad92d5 2115 static bool ValidatePayloadLength( uint8_t lenN, int8_t datarate, uint8_t fOptsLen )
mluis 2:14a5d6ad92d5 2116 {
mluis 2:14a5d6ad92d5 2117 uint16_t maxN = 0;
mluis 2:14a5d6ad92d5 2118 uint16_t payloadSize = 0;
mluis 2:14a5d6ad92d5 2119
mluis 2:14a5d6ad92d5 2120 // Get the maximum payload length
mluis 2:14a5d6ad92d5 2121 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 2122 {
mluis 2:14a5d6ad92d5 2123 maxN = MaxPayloadOfDatarateRepeater[datarate];
mluis 2:14a5d6ad92d5 2124 }
mluis 2:14a5d6ad92d5 2125 else
mluis 2:14a5d6ad92d5 2126 {
mluis 2:14a5d6ad92d5 2127 maxN = MaxPayloadOfDatarate[datarate];
mluis 2:14a5d6ad92d5 2128 }
mluis 2:14a5d6ad92d5 2129
mluis 2:14a5d6ad92d5 2130 // Calculate the resulting payload size
mluis 2:14a5d6ad92d5 2131 payloadSize = ( lenN + fOptsLen );
mluis 2:14a5d6ad92d5 2132
mluis 2:14a5d6ad92d5 2133 // Validation of the application payload size
mluis 2:14a5d6ad92d5 2134 if( ( payloadSize <= maxN ) && ( payloadSize <= LORAMAC_PHY_MAXPAYLOAD ) )
mluis 2:14a5d6ad92d5 2135 {
mluis 2:14a5d6ad92d5 2136 return true;
mluis 2:14a5d6ad92d5 2137 }
mluis 2:14a5d6ad92d5 2138 return false;
mluis 2:14a5d6ad92d5 2139 }
mluis 2:14a5d6ad92d5 2140
mluis 4:37c12dbc8dc7 2141 static uint8_t CountBits( uint16_t mask, uint8_t nbBits )
mluis 4:37c12dbc8dc7 2142 {
mluis 4:37c12dbc8dc7 2143 uint8_t nbActiveBits = 0;
mluis 4:37c12dbc8dc7 2144
mluis 4:37c12dbc8dc7 2145 for( uint8_t j = 0; j < nbBits; j++ )
mluis 4:37c12dbc8dc7 2146 {
mluis 4:37c12dbc8dc7 2147 if( ( mask & ( 1 << j ) ) == ( 1 << j ) )
mluis 4:37c12dbc8dc7 2148 {
mluis 4:37c12dbc8dc7 2149 nbActiveBits++;
mluis 4:37c12dbc8dc7 2150 }
mluis 4:37c12dbc8dc7 2151 }
mluis 4:37c12dbc8dc7 2152 return nbActiveBits;
mluis 4:37c12dbc8dc7 2153 }
mluis 4:37c12dbc8dc7 2154
mluis 2:14a5d6ad92d5 2155 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2156 static uint8_t CountNbEnabled125kHzChannels( uint16_t *channelsMask )
mluis 2:14a5d6ad92d5 2157 {
mluis 2:14a5d6ad92d5 2158 uint8_t nb125kHzChannels = 0;
mluis 2:14a5d6ad92d5 2159
mluis 2:14a5d6ad92d5 2160 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS - 8; i += 16, k++ )
mluis 2:14a5d6ad92d5 2161 {
mluis 4:37c12dbc8dc7 2162 nb125kHzChannels += CountBits( channelsMask[k], 16 );
mluis 2:14a5d6ad92d5 2163 }
mluis 2:14a5d6ad92d5 2164
mluis 2:14a5d6ad92d5 2165 return nb125kHzChannels;
mluis 2:14a5d6ad92d5 2166 }
mluis 4:37c12dbc8dc7 2167
mluis 4:37c12dbc8dc7 2168 #if defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 2169 static void ReenableChannels( uint16_t mask, uint16_t* channelMask )
mluis 4:37c12dbc8dc7 2170 {
mluis 4:37c12dbc8dc7 2171 uint16_t blockMask = mask;
mluis 4:37c12dbc8dc7 2172
mluis 4:37c12dbc8dc7 2173 for( uint8_t i = 0, j = 0; i < 4; i++, j += 2 )
mluis 4:37c12dbc8dc7 2174 {
mluis 4:37c12dbc8dc7 2175 channelMask[i] = 0;
mluis 4:37c12dbc8dc7 2176 if( ( blockMask & ( 1 << j ) ) != 0 )
mluis 4:37c12dbc8dc7 2177 {
mluis 4:37c12dbc8dc7 2178 channelMask[i] |= 0x00FF;
mluis 4:37c12dbc8dc7 2179 }
mluis 4:37c12dbc8dc7 2180 if( ( blockMask & ( 1 << ( j + 1 ) ) ) != 0 )
mluis 4:37c12dbc8dc7 2181 {
mluis 4:37c12dbc8dc7 2182 channelMask[i] |= 0xFF00;
mluis 4:37c12dbc8dc7 2183 }
mluis 4:37c12dbc8dc7 2184 }
mluis 4:37c12dbc8dc7 2185 channelMask[4] = blockMask;
mluis 4:37c12dbc8dc7 2186 channelMask[5] = 0x0000;
mluis 4:37c12dbc8dc7 2187 }
mluis 4:37c12dbc8dc7 2188
mluis 4:37c12dbc8dc7 2189 static bool ValidateChannelMask( uint16_t* channelMask )
mluis 4:37c12dbc8dc7 2190 {
mluis 4:37c12dbc8dc7 2191 bool chanMaskState = false;
mluis 4:37c12dbc8dc7 2192 uint16_t block1 = 0;
mluis 4:37c12dbc8dc7 2193 uint16_t block2 = 0;
mluis 4:37c12dbc8dc7 2194 uint8_t index = 0;
mluis 4:37c12dbc8dc7 2195
mluis 4:37c12dbc8dc7 2196 for( uint8_t i = 0; i < 4; i++ )
mluis 4:37c12dbc8dc7 2197 {
mluis 4:37c12dbc8dc7 2198 block1 = channelMask[i] & 0x00FF;
mluis 4:37c12dbc8dc7 2199 block2 = channelMask[i] & 0xFF00;
mluis 4:37c12dbc8dc7 2200
mluis 4:37c12dbc8dc7 2201 if( ( CountBits( block1, 16 ) > 5 ) && ( chanMaskState == false ) )
mluis 4:37c12dbc8dc7 2202 {
mluis 4:37c12dbc8dc7 2203 channelMask[i] &= block1;
mluis 4:37c12dbc8dc7 2204 channelMask[4] = 1 << ( i * 2 );
mluis 4:37c12dbc8dc7 2205 chanMaskState = true;
mluis 4:37c12dbc8dc7 2206 index = i;
mluis 4:37c12dbc8dc7 2207 }
mluis 4:37c12dbc8dc7 2208 else if( ( CountBits( block2, 16 ) > 5 ) && ( chanMaskState == false ) )
mluis 4:37c12dbc8dc7 2209 {
mluis 4:37c12dbc8dc7 2210 channelMask[i] &= block2;
mluis 4:37c12dbc8dc7 2211 channelMask[4] = 1 << ( i * 2 + 1 );
mluis 4:37c12dbc8dc7 2212 chanMaskState = true;
mluis 4:37c12dbc8dc7 2213 index = i;
mluis 4:37c12dbc8dc7 2214 }
mluis 4:37c12dbc8dc7 2215 }
mluis 4:37c12dbc8dc7 2216
mluis 4:37c12dbc8dc7 2217 // Do only change the channel mask, if we have found a valid block.
mluis 4:37c12dbc8dc7 2218 if( chanMaskState == true )
mluis 4:37c12dbc8dc7 2219 {
mluis 4:37c12dbc8dc7 2220 for( uint8_t i = 0; i < 4; i++ )
mluis 4:37c12dbc8dc7 2221 {
mluis 4:37c12dbc8dc7 2222 if( i != index )
mluis 4:37c12dbc8dc7 2223 {
mluis 4:37c12dbc8dc7 2224 channelMask[i] = 0;
mluis 4:37c12dbc8dc7 2225 }
mluis 4:37c12dbc8dc7 2226 }
mluis 4:37c12dbc8dc7 2227 }
mluis 4:37c12dbc8dc7 2228 return chanMaskState;
mluis 4:37c12dbc8dc7 2229 }
mluis 4:37c12dbc8dc7 2230 #endif
mluis 2:14a5d6ad92d5 2231 #endif
mluis 2:14a5d6ad92d5 2232
mluis 2:14a5d6ad92d5 2233 static int8_t LimitTxPower( int8_t txPower )
mluis 2:14a5d6ad92d5 2234 {
mluis 2:14a5d6ad92d5 2235 int8_t resultTxPower = txPower;
mluis 2:14a5d6ad92d5 2236 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2237 if( ( ChannelsDatarate == DR_4 ) ||
mluis 2:14a5d6ad92d5 2238 ( ( ChannelsDatarate >= DR_8 ) && ( ChannelsDatarate <= DR_13 ) ) )
mluis 2:14a5d6ad92d5 2239 {// Limit tx power to max 26dBm
mluis 2:14a5d6ad92d5 2240 resultTxPower = MAX( txPower, TX_POWER_26_DBM );
mluis 2:14a5d6ad92d5 2241 }
mluis 2:14a5d6ad92d5 2242 else
mluis 2:14a5d6ad92d5 2243 {
ubhat 20:92764fda7371 2244 if( CountNbEnabled125kHzChannels( ChannelsMask ) < FRQ_HOP_CHNLS_MIN )
mluis 2:14a5d6ad92d5 2245 {// Limit tx power to max 21dBm
mluis 2:14a5d6ad92d5 2246 resultTxPower = MAX( txPower, TX_POWER_20_DBM );
mluis 2:14a5d6ad92d5 2247 }
mluis 2:14a5d6ad92d5 2248 }
mluis 2:14a5d6ad92d5 2249 #endif
mluis 2:14a5d6ad92d5 2250 return resultTxPower;
mluis 2:14a5d6ad92d5 2251 }
mluis 2:14a5d6ad92d5 2252
mluis 2:14a5d6ad92d5 2253 static bool ValueInRange( int8_t value, int8_t min, int8_t max )
mluis 2:14a5d6ad92d5 2254 {
mluis 2:14a5d6ad92d5 2255 if( ( value >= min ) && ( value <= max ) )
mluis 2:14a5d6ad92d5 2256 {
mluis 2:14a5d6ad92d5 2257 return true;
mluis 2:14a5d6ad92d5 2258 }
mluis 2:14a5d6ad92d5 2259 return false;
mluis 2:14a5d6ad92d5 2260 }
mluis 2:14a5d6ad92d5 2261
mluis 2:14a5d6ad92d5 2262 static bool DisableChannelInMask( uint8_t id, uint16_t* mask )
mluis 2:14a5d6ad92d5 2263 {
mluis 2:14a5d6ad92d5 2264 uint8_t index = 0;
mluis 2:14a5d6ad92d5 2265 index = id / 16;
mluis 2:14a5d6ad92d5 2266
mluis 2:14a5d6ad92d5 2267 if( ( index > 4 ) || ( id >= LORA_MAX_NB_CHANNELS ) )
mluis 2:14a5d6ad92d5 2268 {
mluis 2:14a5d6ad92d5 2269 return false;
mluis 2:14a5d6ad92d5 2270 }
mluis 2:14a5d6ad92d5 2271
mluis 2:14a5d6ad92d5 2272 // Deactivate channel
mluis 2:14a5d6ad92d5 2273 mask[index] &= ~( 1 << ( id % 16 ) );
mluis 2:14a5d6ad92d5 2274
mluis 2:14a5d6ad92d5 2275 return true;
mluis 2:14a5d6ad92d5 2276 }
mluis 2:14a5d6ad92d5 2277
snelson 8:4816c8449bf2 2278 static bool AdrNextDr( bool adrEnabled, bool isTx, int8_t* datarateOut, int8_t* txpowerOut )
mluis 2:14a5d6ad92d5 2279 {
mluis 2:14a5d6ad92d5 2280 bool adrAckReq = false;
mluis 2:14a5d6ad92d5 2281 int8_t datarate = ChannelsDatarate;
snelson 8:4816c8449bf2 2282 int8_t txpower = ChannelsTxPower;
mluis 2:14a5d6ad92d5 2283
mluis 2:14a5d6ad92d5 2284 if( adrEnabled == true )
mluis 2:14a5d6ad92d5 2285 {
snelson 8:4816c8449bf2 2286 /* Request ADR Ack Request (including at lowest available datarate) */
snelson 8:4816c8449bf2 2287 adrAckReq = AdrAckCounter >= ADR_ACK_LIMIT ? true : false;
snelson 8:4816c8449bf2 2288
snelson 8:4816c8449bf2 2289 if( AdrAckCounter > (ADR_ACK_LIMIT + ADR_ACK_DELAY) )
mluis 0:91d1a7783bb9 2290 {
snelson 8:4816c8449bf2 2291 // Step up power
snelson 8:4816c8449bf2 2292 txpower = LORAMAC_DEFAULT_TX_POWER;
snelson 8:4816c8449bf2 2293
snelson 8:4816c8449bf2 2294 // isTx=true when preparing to transmit the next frame
snelson 8:4816c8449bf2 2295 if(isTx == true)
snelson 8:4816c8449bf2 2296 AdrAckCounter = 0;
snelson 8:4816c8449bf2 2297
mluis 2:14a5d6ad92d5 2298 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
snelson 8:4816c8449bf2 2299 if( datarate > LORAMAC_TX_MIN_DATARATE )
snelson 8:4816c8449bf2 2300 {
snelson 8:4816c8449bf2 2301 datarate--;
snelson 8:4816c8449bf2 2302 }
snelson 8:4816c8449bf2 2303 if( datarate == LORAMAC_TX_MIN_DATARATE )
snelson 8:4816c8449bf2 2304 {
snelson 8:4816c8449bf2 2305 if( isTx == true )
snelson 8:4816c8449bf2 2306 {
snelson 8:4816c8449bf2 2307 // Re-enable default channels LC1, LC2, LC3
snelson 8:4816c8449bf2 2308 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
snelson 8:4816c8449bf2 2309 }
snelson 8:4816c8449bf2 2310 }
mluis 2:14a5d6ad92d5 2311 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 2312 if( datarate > LORAMAC_TX_MIN_DATARATE )
snelson 8:4816c8449bf2 2313 {
snelson 8:4816c8449bf2 2314 datarate--;
snelson 8:4816c8449bf2 2315 }
snelson 8:4816c8449bf2 2316 else if( isTx == true )
snelson 8:4816c8449bf2 2317 {
mluis 3:b9d87593a8ae 2318 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 2319 // Re-enable default channels
snelson 8:4816c8449bf2 2320 ChannelsMask[0] = 0xFFFF;
snelson 8:4816c8449bf2 2321 ChannelsMask[1] = 0xFFFF;
snelson 8:4816c8449bf2 2322 ChannelsMask[2] = 0xFFFF;
snelson 8:4816c8449bf2 2323 ChannelsMask[3] = 0xFFFF;
snelson 8:4816c8449bf2 2324 ChannelsMask[4] = 0x00FF;
snelson 8:4816c8449bf2 2325 ChannelsMask[5] = 0x0000;
mluis 3:b9d87593a8ae 2326 #else // defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 2327 // Re-enable default channels
snelson 8:4816c8449bf2 2328 ChannelsMask[0] = 0x00FF;
snelson 8:4816c8449bf2 2329 ChannelsMask[1] = 0x0000;
snelson 8:4816c8449bf2 2330 ChannelsMask[2] = 0x0000;
snelson 8:4816c8449bf2 2331 ChannelsMask[3] = 0x0000;
snelson 8:4816c8449bf2 2332 ChannelsMask[4] = 0x0001;
snelson 8:4816c8449bf2 2333 ChannelsMask[5] = 0x0000;
mluis 3:b9d87593a8ae 2334 #endif
snelson 8:4816c8449bf2 2335 }
mluis 2:14a5d6ad92d5 2336 #else
mluis 2:14a5d6ad92d5 2337 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 2338 #endif
mluis 0:91d1a7783bb9 2339 }
mluis 0:91d1a7783bb9 2340 }
mluis 2:14a5d6ad92d5 2341
snelson 8:4816c8449bf2 2342 if(datarateOut != NULL)
snelson 8:4816c8449bf2 2343 *datarateOut = datarate;
snelson 8:4816c8449bf2 2344
snelson 8:4816c8449bf2 2345 if(txpowerOut != NULL)
snelson 8:4816c8449bf2 2346 *txpowerOut = txpower;
mluis 2:14a5d6ad92d5 2347
mluis 2:14a5d6ad92d5 2348 return adrAckReq;
mluis 0:91d1a7783bb9 2349 }
mluis 0:91d1a7783bb9 2350
mluis 2:14a5d6ad92d5 2351 static LoRaMacStatus_t AddMacCommand( uint8_t cmd, uint8_t p1, uint8_t p2 )
mluis 0:91d1a7783bb9 2352 {
mluis 2:14a5d6ad92d5 2353 LoRaMacStatus_t status = LORAMAC_STATUS_BUSY;
mluis 1:91e4e6c60d1e 2354
mluis 0:91d1a7783bb9 2355 switch( cmd )
mluis 0:91d1a7783bb9 2356 {
mluis 0:91d1a7783bb9 2357 case MOTE_MAC_LINK_CHECK_REQ:
mluis 1:91e4e6c60d1e 2358 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 2359 {
mluis 1:91e4e6c60d1e 2360 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2361 // No payload for this command
mluis 2:14a5d6ad92d5 2362 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2363 }
mluis 0:91d1a7783bb9 2364 break;
mluis 0:91d1a7783bb9 2365 case MOTE_MAC_LINK_ADR_ANS:
mluis 1:91e4e6c60d1e 2366 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 2367 {
mluis 1:91e4e6c60d1e 2368 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2369 // Margin
mluis 1:91e4e6c60d1e 2370 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 2371 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2372 }
mluis 0:91d1a7783bb9 2373 break;
mluis 0:91d1a7783bb9 2374 case MOTE_MAC_DUTY_CYCLE_ANS:
mluis 1:91e4e6c60d1e 2375 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 2376 {
mluis 1:91e4e6c60d1e 2377 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2378 // No payload for this answer
mluis 2:14a5d6ad92d5 2379 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2380 }
mluis 0:91d1a7783bb9 2381 break;
mluis 0:91d1a7783bb9 2382 case MOTE_MAC_RX_PARAM_SETUP_ANS:
mluis 1:91e4e6c60d1e 2383 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 2384 {
mluis 1:91e4e6c60d1e 2385 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2386 // Status: Datarate ACK, Channel ACK
mluis 1:91e4e6c60d1e 2387 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 2388 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2389 }
mluis 0:91d1a7783bb9 2390 break;
mluis 0:91d1a7783bb9 2391 case MOTE_MAC_DEV_STATUS_ANS:
mluis 1:91e4e6c60d1e 2392 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 2 ) )
mluis 1:91e4e6c60d1e 2393 {
mluis 1:91e4e6c60d1e 2394 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2395 // 1st byte Battery
mluis 1:91e4e6c60d1e 2396 // 2nd byte Margin
mluis 1:91e4e6c60d1e 2397 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 1:91e4e6c60d1e 2398 MacCommandsBuffer[MacCommandsBufferIndex++] = p2;
mluis 2:14a5d6ad92d5 2399 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2400 }
mluis 0:91d1a7783bb9 2401 break;
mluis 0:91d1a7783bb9 2402 case MOTE_MAC_NEW_CHANNEL_ANS:
mluis 1:91e4e6c60d1e 2403 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 2404 {
mluis 1:91e4e6c60d1e 2405 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2406 // Status: Datarate range OK, Channel frequency OK
mluis 1:91e4e6c60d1e 2407 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 2408 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2409 }
mluis 0:91d1a7783bb9 2410 break;
mluis 0:91d1a7783bb9 2411 case MOTE_MAC_RX_TIMING_SETUP_ANS:
mluis 1:91e4e6c60d1e 2412 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 2413 {
mluis 1:91e4e6c60d1e 2414 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2415 // No payload for this answer
mluis 2:14a5d6ad92d5 2416 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2417 }
mluis 0:91d1a7783bb9 2418 break;
mluis 0:91d1a7783bb9 2419 default:
mluis 2:14a5d6ad92d5 2420 return LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 0:91d1a7783bb9 2421 }
mluis 2:14a5d6ad92d5 2422 if( status == LORAMAC_STATUS_OK )
mluis 0:91d1a7783bb9 2423 {
mluis 0:91d1a7783bb9 2424 MacCommandsInNextTx = true;
mluis 0:91d1a7783bb9 2425 }
mluis 1:91e4e6c60d1e 2426 return status;
mluis 0:91d1a7783bb9 2427 }
mluis 0:91d1a7783bb9 2428
mluis 2:14a5d6ad92d5 2429 static void ProcessMacCommands( uint8_t *payload, uint8_t macIndex, uint8_t commandsSize, uint8_t snr )
mluis 0:91d1a7783bb9 2430 {
snelson 11:507de2ecd2b3 2431 uint8_t validLinkAdrCmds = 0;
snelson 11:507de2ecd2b3 2432 int8_t txPower = 0;
snelson 11:507de2ecd2b3 2433 int8_t datarate = 0;
snelson 11:507de2ecd2b3 2434 uint8_t nbRep = 0;
snelson 11:507de2ecd2b3 2435 uint16_t channelsMask[6] = {0,0,0,0,0,0};
Shaun Nelson 18:5ccaea55a881 2436 uint8_t LinkAdrMacCmdBufferIndex = 0;
snelson 11:507de2ecd2b3 2437
mluis 0:91d1a7783bb9 2438 while( macIndex < commandsSize )
mluis 0:91d1a7783bb9 2439 {
mluis 0:91d1a7783bb9 2440 // Decode Frame MAC commands
mluis 0:91d1a7783bb9 2441 switch( payload[macIndex++] )
mluis 0:91d1a7783bb9 2442 {
mluis 0:91d1a7783bb9 2443 case SRV_MAC_LINK_CHECK_ANS:
mluis 2:14a5d6ad92d5 2444 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 2445 MlmeConfirm.DemodMargin = payload[macIndex++];
mluis 2:14a5d6ad92d5 2446 MlmeConfirm.NbGateways = payload[macIndex++];
mluis 0:91d1a7783bb9 2447 break;
mluis 0:91d1a7783bb9 2448 case SRV_MAC_LINK_ADR_REQ:
mluis 0:91d1a7783bb9 2449 {
snelson 11:507de2ecd2b3 2450 uint8_t chMaskCntl = 0;
Shaun Nelson 18:5ccaea55a881 2451 uint8_t status = 0x07;
mluis 0:91d1a7783bb9 2452 uint16_t chMask;
snelson 11:507de2ecd2b3 2453
mluis 0:91d1a7783bb9 2454 datarate = payload[macIndex++];
snelson 11:507de2ecd2b3 2455 txPower = datarate & 0x0F;
mluis 0:91d1a7783bb9 2456 datarate = ( datarate >> 4 ) & 0x0F;
mluis 0:91d1a7783bb9 2457
mluis 2:14a5d6ad92d5 2458 if( ( AdrCtrlOn == false ) &&
mluis 0:91d1a7783bb9 2459 ( ( ChannelsDatarate != datarate ) || ( ChannelsTxPower != txPower ) ) )
mluis 0:91d1a7783bb9 2460 { // ADR disabled don't handle ADR requests if server tries to change datarate or txpower
mluis 0:91d1a7783bb9 2461 // Answer the server with fail status
mluis 0:91d1a7783bb9 2462 // Power ACK = 0
mluis 0:91d1a7783bb9 2463 // Data rate ACK = 0
mluis 0:91d1a7783bb9 2464 // Channel mask = 0
mluis 0:91d1a7783bb9 2465 AddMacCommand( MOTE_MAC_LINK_ADR_ANS, 0, 0 );
mluis 1:91e4e6c60d1e 2466 macIndex += 3; // Skip over the remaining bytes of the request
mluis 0:91d1a7783bb9 2467 break;
mluis 0:91d1a7783bb9 2468 }
snelson 11:507de2ecd2b3 2469 else if ( validLinkAdrCmds++ == 0 )
snelson 11:507de2ecd2b3 2470 {
snelson 11:507de2ecd2b3 2471 // Initialize local copy of the channels mask array
snelson 11:507de2ecd2b3 2472 for(uint8_t i = 0; i < 6; i++ )
snelson 11:507de2ecd2b3 2473 {
snelson 11:507de2ecd2b3 2474 channelsMask[i] = ChannelsMask[i];
snelson 11:507de2ecd2b3 2475 }
snelson 11:507de2ecd2b3 2476 }
snelson 11:507de2ecd2b3 2477
snelson 11:507de2ecd2b3 2478
mluis 1:91e4e6c60d1e 2479 chMask = ( uint16_t )payload[macIndex++];
mluis 1:91e4e6c60d1e 2480 chMask |= ( uint16_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2481
mluis 0:91d1a7783bb9 2482 nbRep = payload[macIndex++];
mluis 0:91d1a7783bb9 2483 chMaskCntl = ( nbRep >> 4 ) & 0x07;
mluis 0:91d1a7783bb9 2484 nbRep &= 0x0F;
mluis 0:91d1a7783bb9 2485 if( nbRep == 0 )
mluis 0:91d1a7783bb9 2486 {
mluis 0:91d1a7783bb9 2487 nbRep = 1;
mluis 0:91d1a7783bb9 2488 }
mluis 0:91d1a7783bb9 2489 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 0:91d1a7783bb9 2490 if( ( chMaskCntl == 0 ) && ( chMask == 0 ) )
mluis 0:91d1a7783bb9 2491 {
Shaun Nelson 18:5ccaea55a881 2492 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2493 }
mluis 2:14a5d6ad92d5 2494 else if( ( ( chMaskCntl >= 1 ) && ( chMaskCntl <= 5 )) ||
mluis 2:14a5d6ad92d5 2495 ( chMaskCntl >= 7 ) )
mluis 0:91d1a7783bb9 2496 {
mluis 0:91d1a7783bb9 2497 // RFU
Shaun Nelson 18:5ccaea55a881 2498 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2499 }
mluis 0:91d1a7783bb9 2500 else
mluis 0:91d1a7783bb9 2501 {
mluis 2:14a5d6ad92d5 2502 for( i = 0; i < LORA_MAX_NB_CHANNELS; i++ )
mluis 0:91d1a7783bb9 2503 {
mluis 0:91d1a7783bb9 2504 if( chMaskCntl == 6 )
mluis 0:91d1a7783bb9 2505 {
mluis 0:91d1a7783bb9 2506 if( Channels[i].Frequency != 0 )
mluis 0:91d1a7783bb9 2507 {
mluis 0:91d1a7783bb9 2508 chMask |= 1 << i;
mluis 0:91d1a7783bb9 2509 }
mluis 0:91d1a7783bb9 2510 }
mluis 0:91d1a7783bb9 2511 else
mluis 0:91d1a7783bb9 2512 {
mluis 0:91d1a7783bb9 2513 if( ( ( chMask & ( 1 << i ) ) != 0 ) &&
mluis 0:91d1a7783bb9 2514 ( Channels[i].Frequency == 0 ) )
mluis 0:91d1a7783bb9 2515 {// Trying to enable an undefined channel
shaunkrnelson 19:838d3e8dffc6 2516 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2517 }
mluis 0:91d1a7783bb9 2518 }
mluis 0:91d1a7783bb9 2519 }
mluis 0:91d1a7783bb9 2520 channelsMask[0] = chMask;
mluis 0:91d1a7783bb9 2521 }
mluis 0:91d1a7783bb9 2522 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
Shaun Nelson 12:d09ccf69cc93 2523 if( chMaskCntl < 4 )
Shaun Nelson 12:d09ccf69cc93 2524 {
Shaun Nelson 12:d09ccf69cc93 2525 channelsMask[chMaskCntl] = chMask;
Shaun Nelson 12:d09ccf69cc93 2526 }
Shaun Nelson 12:d09ccf69cc93 2527 else if( chMaskCntl == 6 )
mluis 0:91d1a7783bb9 2528 {
mluis 0:91d1a7783bb9 2529 // Enable all 125 kHz channels
mluis 0:91d1a7783bb9 2530 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS - 8; i += 16, k++ )
mluis 0:91d1a7783bb9 2531 {
mluis 0:91d1a7783bb9 2532 for( uint8_t j = 0; j < 16; j++ )
mluis 0:91d1a7783bb9 2533 {
mluis 0:91d1a7783bb9 2534 if( Channels[i + j].Frequency != 0 )
mluis 0:91d1a7783bb9 2535 {
mluis 0:91d1a7783bb9 2536 channelsMask[k] |= 1 << j;
mluis 0:91d1a7783bb9 2537 }
mluis 0:91d1a7783bb9 2538 }
mluis 0:91d1a7783bb9 2539 }
snelson 8:4816c8449bf2 2540 // channel mask applied to 500 kHz channels
Shaun Nelson 12:d09ccf69cc93 2541 channelsMask[4] = chMask;
mluis 0:91d1a7783bb9 2542 }
mluis 0:91d1a7783bb9 2543 else if( chMaskCntl == 7 )
mluis 0:91d1a7783bb9 2544 {
mluis 0:91d1a7783bb9 2545 // Disable all 125 kHz channels
mluis 0:91d1a7783bb9 2546 channelsMask[0] = 0x0000;
mluis 0:91d1a7783bb9 2547 channelsMask[1] = 0x0000;
mluis 0:91d1a7783bb9 2548 channelsMask[2] = 0x0000;
mluis 0:91d1a7783bb9 2549 channelsMask[3] = 0x0000;
snelson 8:4816c8449bf2 2550
snelson 8:4816c8449bf2 2551 // channel mask applied to 500 kHz channels
Shaun Nelson 18:5ccaea55a881 2552 channelsMask[4] = chMask;
Shaun Nelson 18:5ccaea55a881 2553 }
Shaun Nelson 18:5ccaea55a881 2554 else
Shaun Nelson 18:5ccaea55a881 2555 {
Shaun Nelson 18:5ccaea55a881 2556 // RFU
Shaun Nelson 18:5ccaea55a881 2557 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2558 }
mluis 0:91d1a7783bb9 2559 #else
mluis 0:91d1a7783bb9 2560 #error "Please define a frequency band in the compiler options."
mluis 0:91d1a7783bb9 2561 #endif
mluis 4:37c12dbc8dc7 2562 if( ValueInRange( datarate, LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) == false )
mluis 0:91d1a7783bb9 2563 {
Shaun Nelson 18:5ccaea55a881 2564 status &= 0xFD; // Datarate KO
mluis 0:91d1a7783bb9 2565 }
mluis 0:91d1a7783bb9 2566
mluis 0:91d1a7783bb9 2567 //
mluis 0:91d1a7783bb9 2568 // Remark MaxTxPower = 0 and MinTxPower = 5
mluis 0:91d1a7783bb9 2569 //
mluis 2:14a5d6ad92d5 2570 if( ValueInRange( txPower, LORAMAC_MAX_TX_POWER, LORAMAC_MIN_TX_POWER ) == false )
mluis 0:91d1a7783bb9 2571 {
Shaun Nelson 18:5ccaea55a881 2572 status &= 0xFB; // TxPower KO
Shaun Nelson 18:5ccaea55a881 2573 }
Shaun Nelson 18:5ccaea55a881 2574
Shaun Nelson 18:5ccaea55a881 2575
Shaun Nelson 18:5ccaea55a881 2576 // Save the mac command status location for possible channel mask KO later
Shaun Nelson 18:5ccaea55a881 2577 LinkAdrMacCmdBufferIndex = MacCommandsBufferIndex;
Shaun Nelson 18:5ccaea55a881 2578
Shaun Nelson 18:5ccaea55a881 2579 AddMacCommand( MOTE_MAC_LINK_ADR_ANS, status, 0 );
mluis 0:91d1a7783bb9 2580 }
mluis 0:91d1a7783bb9 2581 break;
mluis 0:91d1a7783bb9 2582 case SRV_MAC_DUTY_CYCLE_REQ:
mluis 0:91d1a7783bb9 2583 MaxDCycle = payload[macIndex++];
mluis 0:91d1a7783bb9 2584 AggregatedDCycle = 1 << MaxDCycle;
mluis 0:91d1a7783bb9 2585 AddMacCommand( MOTE_MAC_DUTY_CYCLE_ANS, 0, 0 );
mluis 0:91d1a7783bb9 2586 break;
mluis 0:91d1a7783bb9 2587 case SRV_MAC_RX_PARAM_SETUP_REQ:
mluis 0:91d1a7783bb9 2588 {
mluis 0:91d1a7783bb9 2589 uint8_t status = 0x07;
mluis 0:91d1a7783bb9 2590 int8_t datarate = 0;
mluis 0:91d1a7783bb9 2591 int8_t drOffset = 0;
mluis 0:91d1a7783bb9 2592 uint32_t freq = 0;
mluis 2:14a5d6ad92d5 2593
mluis 1:91e4e6c60d1e 2594 drOffset = ( payload[macIndex] >> 4 ) & 0x07;
mluis 1:91e4e6c60d1e 2595 datarate = payload[macIndex] & 0x0F;
mluis 1:91e4e6c60d1e 2596 macIndex++;
mluis 2:14a5d6ad92d5 2597
mluis 2:14a5d6ad92d5 2598 freq = ( uint32_t )payload[macIndex++];
mluis 0:91d1a7783bb9 2599 freq |= ( uint32_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2600 freq |= ( uint32_t )payload[macIndex++] << 16;
mluis 0:91d1a7783bb9 2601 freq *= 100;
shaunkrnelson 16:1e01c8728daa 2602
shaunkrnelson 16:1e01c8728daa 2603 if( Rx2FreqInRange( freq ) == false )
ubhat 15:167ad88b7272 2604 {
ubhat 15:167ad88b7272 2605 status &= 0xFE; // Channel frequency KO
ubhat 15:167ad88b7272 2606 }
mluis 2:14a5d6ad92d5 2607
mluis 4:37c12dbc8dc7 2608 if( ValueInRange( datarate, LORAMAC_RX_MIN_DATARATE, LORAMAC_RX_MAX_DATARATE ) == false )
mluis 0:91d1a7783bb9 2609 {
mluis 0:91d1a7783bb9 2610 status &= 0xFD; // Datarate KO
mluis 0:91d1a7783bb9 2611 }
mluis 2:14a5d6ad92d5 2612 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 2613 if( ( ValueInRange( datarate, DR_5, DR_7 ) == true ) ||
mluis 2:14a5d6ad92d5 2614 ( datarate > DR_13 ) )
mluis 2:14a5d6ad92d5 2615 {
mluis 2:14a5d6ad92d5 2616 status &= 0xFD; // Datarate KO
mluis 2:14a5d6ad92d5 2617 }
mluis 2:14a5d6ad92d5 2618 #endif
mluis 2:14a5d6ad92d5 2619 if( ValueInRange( drOffset, LORAMAC_MIN_RX1_DR_OFFSET, LORAMAC_MAX_RX1_DR_OFFSET ) == false )
mluis 0:91d1a7783bb9 2620 {
mluis 0:91d1a7783bb9 2621 status &= 0xFB; // Rx1DrOffset range KO
mluis 0:91d1a7783bb9 2622 }
mluis 2:14a5d6ad92d5 2623
mluis 0:91d1a7783bb9 2624 if( ( status & 0x07 ) == 0x07 )
mluis 0:91d1a7783bb9 2625 {
mluis 0:91d1a7783bb9 2626 Rx2Channel.Datarate = datarate;
mluis 0:91d1a7783bb9 2627 Rx2Channel.Frequency = freq;
mluis 0:91d1a7783bb9 2628 Rx1DrOffset = drOffset;
mluis 0:91d1a7783bb9 2629 }
mluis 0:91d1a7783bb9 2630 AddMacCommand( MOTE_MAC_RX_PARAM_SETUP_ANS, status, 0 );
mluis 0:91d1a7783bb9 2631 }
mluis 0:91d1a7783bb9 2632 break;
mluis 0:91d1a7783bb9 2633 case SRV_MAC_DEV_STATUS_REQ:
mluis 1:91e4e6c60d1e 2634 {
mluis 1:91e4e6c60d1e 2635 uint8_t batteryLevel = BAT_LEVEL_NO_MEASURE;
mluis 1:91e4e6c60d1e 2636 if( ( LoRaMacCallbacks != NULL ) && ( LoRaMacCallbacks->GetBatteryLevel != NULL ) )
mluis 1:91e4e6c60d1e 2637 {
mluis 1:91e4e6c60d1e 2638 batteryLevel = LoRaMacCallbacks->GetBatteryLevel( );
mluis 1:91e4e6c60d1e 2639 }
mluis 2:14a5d6ad92d5 2640 AddMacCommand( MOTE_MAC_DEV_STATUS_ANS, batteryLevel, snr );
mluis 2:14a5d6ad92d5 2641 break;
mluis 1:91e4e6c60d1e 2642 }
mluis 0:91d1a7783bb9 2643 case SRV_MAC_NEW_CHANNEL_REQ:
mluis 0:91d1a7783bb9 2644 {
mluis 0:91d1a7783bb9 2645 uint8_t status = 0x03;
mluis 3:b9d87593a8ae 2646
mluis 2:14a5d6ad92d5 2647 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 3:b9d87593a8ae 2648 status &= 0xFC; // Channel frequency and datarate KO
mluis 3:b9d87593a8ae 2649 macIndex += 5;
mluis 2:14a5d6ad92d5 2650 #else
mluis 0:91d1a7783bb9 2651 int8_t channelIndex = 0;
mluis 0:91d1a7783bb9 2652 ChannelParams_t chParam;
mluis 2:14a5d6ad92d5 2653
mluis 0:91d1a7783bb9 2654 channelIndex = payload[macIndex++];
mluis 0:91d1a7783bb9 2655 chParam.Frequency = ( uint32_t )payload[macIndex++];
mluis 0:91d1a7783bb9 2656 chParam.Frequency |= ( uint32_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2657 chParam.Frequency |= ( uint32_t )payload[macIndex++] << 16;
mluis 0:91d1a7783bb9 2658 chParam.Frequency *= 100;
mluis 0:91d1a7783bb9 2659 chParam.DrRange.Value = payload[macIndex++];
mluis 2:14a5d6ad92d5 2660
mluis 3:b9d87593a8ae 2661 LoRaMacState |= MAC_TX_CONFIG;
mluis 3:b9d87593a8ae 2662 if( chParam.Frequency == 0 )
mluis 0:91d1a7783bb9 2663 {
mluis 3:b9d87593a8ae 2664 if( channelIndex < 3 )
mluis 3:b9d87593a8ae 2665 {
mluis 3:b9d87593a8ae 2666 status &= 0xFC;
mluis 3:b9d87593a8ae 2667 }
mluis 3:b9d87593a8ae 2668 else
mluis 3:b9d87593a8ae 2669 {
mluis 3:b9d87593a8ae 2670 if( LoRaMacChannelRemove( channelIndex ) != LORAMAC_STATUS_OK )
mluis 3:b9d87593a8ae 2671 {
mluis 3:b9d87593a8ae 2672 status &= 0xFC;
mluis 3:b9d87593a8ae 2673 }
mluis 3:b9d87593a8ae 2674 }
mluis 0:91d1a7783bb9 2675 }
mluis 3:b9d87593a8ae 2676 else
mluis 0:91d1a7783bb9 2677 {
mluis 3:b9d87593a8ae 2678 switch( LoRaMacChannelAdd( channelIndex, chParam ) )
mluis 3:b9d87593a8ae 2679 {
mluis 3:b9d87593a8ae 2680 case LORAMAC_STATUS_OK:
mluis 3:b9d87593a8ae 2681 {
mluis 3:b9d87593a8ae 2682 break;
mluis 3:b9d87593a8ae 2683 }
mluis 3:b9d87593a8ae 2684 case LORAMAC_STATUS_FREQUENCY_INVALID:
mluis 3:b9d87593a8ae 2685 {
mluis 3:b9d87593a8ae 2686 status &= 0xFE;
mluis 3:b9d87593a8ae 2687 break;
mluis 3:b9d87593a8ae 2688 }
mluis 3:b9d87593a8ae 2689 case LORAMAC_STATUS_DATARATE_INVALID:
mluis 3:b9d87593a8ae 2690 {
mluis 3:b9d87593a8ae 2691 status &= 0xFD;
mluis 3:b9d87593a8ae 2692 break;
mluis 3:b9d87593a8ae 2693 }
mluis 3:b9d87593a8ae 2694 case LORAMAC_STATUS_FREQ_AND_DR_INVALID:
mluis 3:b9d87593a8ae 2695 {
mluis 3:b9d87593a8ae 2696 status &= 0xFC;
mluis 3:b9d87593a8ae 2697 break;
mluis 3:b9d87593a8ae 2698 }
mluis 3:b9d87593a8ae 2699 default:
mluis 3:b9d87593a8ae 2700 {
mluis 3:b9d87593a8ae 2701 status &= 0xFC;
mluis 3:b9d87593a8ae 2702 break;
mluis 3:b9d87593a8ae 2703 }
mluis 3:b9d87593a8ae 2704 }
mluis 0:91d1a7783bb9 2705 }
mluis 3:b9d87593a8ae 2706 LoRaMacState &= ~MAC_TX_CONFIG;
mluis 2:14a5d6ad92d5 2707 #endif
mluis 0:91d1a7783bb9 2708 AddMacCommand( MOTE_MAC_NEW_CHANNEL_ANS, status, 0 );
mluis 0:91d1a7783bb9 2709 }
mluis 0:91d1a7783bb9 2710 break;
mluis 0:91d1a7783bb9 2711 case SRV_MAC_RX_TIMING_SETUP_REQ:
mluis 0:91d1a7783bb9 2712 {
mluis 0:91d1a7783bb9 2713 uint8_t delay = payload[macIndex++] & 0x0F;
mluis 2:14a5d6ad92d5 2714
mluis 0:91d1a7783bb9 2715 if( delay == 0 )
mluis 0:91d1a7783bb9 2716 {
mluis 0:91d1a7783bb9 2717 delay++;
mluis 0:91d1a7783bb9 2718 }
mluis 0:91d1a7783bb9 2719 ReceiveDelay1 = delay * 1e6;
mluis 0:91d1a7783bb9 2720 ReceiveDelay2 = ReceiveDelay1 + 1e6;
mluis 0:91d1a7783bb9 2721 AddMacCommand( MOTE_MAC_RX_TIMING_SETUP_ANS, 0, 0 );
mluis 0:91d1a7783bb9 2722 }
mluis 0:91d1a7783bb9 2723 break;
mluis 0:91d1a7783bb9 2724 default:
mluis 0:91d1a7783bb9 2725 // Unknown command. ABORT MAC commands processing
mluis 0:91d1a7783bb9 2726 return;
mluis 0:91d1a7783bb9 2727 }
mluis 0:91d1a7783bb9 2728 }
snelson 11:507de2ecd2b3 2729
snelson 11:507de2ecd2b3 2730 // Process accumulated Link ADR channel mask changes
snelson 11:507de2ecd2b3 2731 if( validLinkAdrCmds > 0 )
snelson 11:507de2ecd2b3 2732 {
Shaun Nelson 13:90a55bd536a1 2733 uint8_t drOkCounter = 0;
Shaun Nelson 18:5ccaea55a881 2734 uint8_t status = 0x07;
Shaun Nelson 13:90a55bd536a1 2735
snelson 11:507de2ecd2b3 2736 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 11:507de2ecd2b3 2737 for(uint8_t i=0; i< 6; i++)
snelson 11:507de2ecd2b3 2738 {
snelson 11:507de2ecd2b3 2739 for( uint8_t j = 0; j < 16; j++ )
snelson 11:507de2ecd2b3 2740 {
Shaun Nelson 13:90a55bd536a1 2741 if( ( channelsMask[i] & ( 1 << j ) ) != 0 )
Shaun Nelson 13:90a55bd536a1 2742 {
Shaun Nelson 13:90a55bd536a1 2743 if ( ( Channels[i * 16 + j].Frequency == 0 ) )
Shaun Nelson 13:90a55bd536a1 2744 {
Shaun Nelson 18:5ccaea55a881 2745 status &= 0xFE; // Channel mask KO
Shaun Nelson 13:90a55bd536a1 2746 break;
Shaun Nelson 13:90a55bd536a1 2747 }
Shaun Nelson 13:90a55bd536a1 2748 else if( ( datarate >= Channels[i * 16 + j].DrRange.Fields.Min ) &&
Shaun Nelson 13:90a55bd536a1 2749 ( datarate <= Channels[i * 16 + j].DrRange.Fields.Max ) )
Shaun Nelson 13:90a55bd536a1 2750 {
Shaun Nelson 13:90a55bd536a1 2751 drOkCounter++;
Shaun Nelson 13:90a55bd536a1 2752 }
snelson 11:507de2ecd2b3 2753 }
snelson 11:507de2ecd2b3 2754 }
snelson 11:507de2ecd2b3 2755 }
snelson 11:507de2ecd2b3 2756
Shaun Nelson 13:90a55bd536a1 2757 if ( drOkCounter == 0 )
Shaun Nelson 13:90a55bd536a1 2758 {
Shaun Nelson 18:5ccaea55a881 2759 status &= 0xFD; // Datarate KO
Shaun Nelson 13:90a55bd536a1 2760 }
Shaun Nelson 13:90a55bd536a1 2761
ubhat 20:92764fda7371 2762 if( ( CountNbEnabled125kHzChannels( channelsMask ) > 0 ) && ( CountNbEnabled125kHzChannels( channelsMask ) < HYBRD_CHNLS_MIN ) )
snelson 11:507de2ecd2b3 2763 {
Shaun Nelson 18:5ccaea55a881 2764 status &= 0xFE; // Channel mask KO
snelson 11:507de2ecd2b3 2765 }
snelson 11:507de2ecd2b3 2766
snelson 11:507de2ecd2b3 2767 #if defined( USE_BAND_915_HYBRID )
snelson 11:507de2ecd2b3 2768 if( ValidateChannelMask( channelsMask ) == false )
snelson 11:507de2ecd2b3 2769 {
Shaun Nelson 18:5ccaea55a881 2770 status &= 0xFE; // Channel mask KO
snelson 11:507de2ecd2b3 2771 }
snelson 11:507de2ecd2b3 2772 #endif
snelson 11:507de2ecd2b3 2773
snelson 11:507de2ecd2b3 2774 #endif
Shaun Nelson 18:5ccaea55a881 2775 if( ( status & 0x07 ) == 0x07 )
snelson 11:507de2ecd2b3 2776 {
snelson 11:507de2ecd2b3 2777 ChannelsDatarate = datarate;
ubhat 20:92764fda7371 2778 ChannelsDefaultDatarate = datarate;
snelson 11:507de2ecd2b3 2779 ChannelsTxPower = txPower;
snelson 11:507de2ecd2b3 2780
snelson 11:507de2ecd2b3 2781 ChannelsMask[0] = channelsMask[0];
snelson 11:507de2ecd2b3 2782 ChannelsMask[1] = channelsMask[1];
snelson 11:507de2ecd2b3 2783 ChannelsMask[2] = channelsMask[2];
snelson 11:507de2ecd2b3 2784 ChannelsMask[3] = channelsMask[3];
snelson 11:507de2ecd2b3 2785 ChannelsMask[4] = channelsMask[4];
snelson 11:507de2ecd2b3 2786 ChannelsMask[5] = channelsMask[5];
snelson 11:507de2ecd2b3 2787
Shaun Nelson 18:5ccaea55a881 2788 ChannelsNbRep = nbRep;
Shaun Nelson 18:5ccaea55a881 2789
Shaun Nelson 18:5ccaea55a881 2790 // Clear remaining channels mask
ubhat 17:fca344a6ff18 2791 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, 10 );
snelson 11:507de2ecd2b3 2792 }
Shaun Nelson 18:5ccaea55a881 2793 // Channel Mask KO
Shaun Nelson 18:5ccaea55a881 2794 else
Shaun Nelson 18:5ccaea55a881 2795 {
Shaun Nelson 18:5ccaea55a881 2796 // Update the last Link ADR status with channel mask KO
Shaun Nelson 18:5ccaea55a881 2797 if( (LinkAdrMacCmdBufferIndex+1 ) < LORA_MAC_COMMAND_MAX_LENGTH )
Shaun Nelson 18:5ccaea55a881 2798 MacCommandsBuffer[LinkAdrMacCmdBufferIndex+1] &= status;
Shaun Nelson 18:5ccaea55a881 2799 }
snelson 11:507de2ecd2b3 2800 }
mluis 0:91d1a7783bb9 2801 }
mluis 0:91d1a7783bb9 2802
mluis 2:14a5d6ad92d5 2803 LoRaMacStatus_t Send( LoRaMacHeader_t *macHdr, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
mluis 0:91d1a7783bb9 2804 {
mluis 2:14a5d6ad92d5 2805 LoRaMacFrameCtrl_t fCtrl;
mluis 2:14a5d6ad92d5 2806 LoRaMacStatus_t status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 2807
mluis 2:14a5d6ad92d5 2808 fCtrl.Value = 0;
mluis 2:14a5d6ad92d5 2809 fCtrl.Bits.FOptsLen = 0;
mluis 2:14a5d6ad92d5 2810 fCtrl.Bits.FPending = 0;
mluis 2:14a5d6ad92d5 2811 fCtrl.Bits.Ack = false;
mluis 2:14a5d6ad92d5 2812 fCtrl.Bits.AdrAckReq = false;
mluis 2:14a5d6ad92d5 2813 fCtrl.Bits.Adr = AdrCtrlOn;
mluis 2:14a5d6ad92d5 2814
mluis 2:14a5d6ad92d5 2815 // Prepare the frame
mluis 2:14a5d6ad92d5 2816 status = PrepareFrame( macHdr, &fCtrl, fPort, fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 2817
mluis 2:14a5d6ad92d5 2818 // Validate status
mluis 2:14a5d6ad92d5 2819 if( status != LORAMAC_STATUS_OK )
mluis 0:91d1a7783bb9 2820 {
mluis 2:14a5d6ad92d5 2821 return status;
mluis 0:91d1a7783bb9 2822 }
mluis 2:14a5d6ad92d5 2823
mluis 2:14a5d6ad92d5 2824 // Reset confirm parameters
mluis 2:14a5d6ad92d5 2825 McpsConfirm.NbRetries = 0;
mluis 2:14a5d6ad92d5 2826 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 2827 McpsConfirm.UpLinkCounter = UpLinkCounter;
mluis 2:14a5d6ad92d5 2828
mluis 2:14a5d6ad92d5 2829 status = ScheduleTx( );
mluis 2:14a5d6ad92d5 2830
mluis 2:14a5d6ad92d5 2831 return status;
mluis 0:91d1a7783bb9 2832 }
mluis 0:91d1a7783bb9 2833
mluis 2:14a5d6ad92d5 2834 static LoRaMacStatus_t ScheduleTx( )
mluis 0:91d1a7783bb9 2835 {
mluis 2:14a5d6ad92d5 2836 TimerTime_t dutyCycleTimeOff = 0;
mluis 2:14a5d6ad92d5 2837
mluis 2:14a5d6ad92d5 2838 // Check if the device is off
mluis 2:14a5d6ad92d5 2839 if( MaxDCycle == 255 )
mluis 2:14a5d6ad92d5 2840 {
mluis 2:14a5d6ad92d5 2841 return LORAMAC_STATUS_DEVICE_OFF;
mluis 2:14a5d6ad92d5 2842 }
mluis 2:14a5d6ad92d5 2843 if( MaxDCycle == 0 )
mluis 0:91d1a7783bb9 2844 {
mluis 2:14a5d6ad92d5 2845 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 2846 }
mluis 2:14a5d6ad92d5 2847
mluis 4:37c12dbc8dc7 2848 CalculateBackOff( LastTxChannel );
mluis 4:37c12dbc8dc7 2849
mluis 2:14a5d6ad92d5 2850 // Select channel
mluis 3:b9d87593a8ae 2851 while( SetNextChannel( &dutyCycleTimeOff ) == false )
mluis 3:b9d87593a8ae 2852 {
mluis 3:b9d87593a8ae 2853 // Set the default datarate
mluis 3:b9d87593a8ae 2854 ChannelsDatarate = ChannelsDefaultDatarate;
mluis 3:b9d87593a8ae 2855
mluis 3:b9d87593a8ae 2856 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 3:b9d87593a8ae 2857 // Re-enable default channels LC1, LC2, LC3
mluis 3:b9d87593a8ae 2858 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
mluis 3:b9d87593a8ae 2859 #endif
mluis 3:b9d87593a8ae 2860 }
mluis 2:14a5d6ad92d5 2861
mluis 2:14a5d6ad92d5 2862 // Schedule transmission of frame
mluis 2:14a5d6ad92d5 2863 if( dutyCycleTimeOff == 0 )
mluis 2:14a5d6ad92d5 2864 {
mluis 2:14a5d6ad92d5 2865 // Try to send now
mluis 2:14a5d6ad92d5 2866 return SendFrameOnChannel( Channels[Channel] );
mluis 0:91d1a7783bb9 2867 }
mluis 0:91d1a7783bb9 2868 else
mluis 0:91d1a7783bb9 2869 {
mluis 2:14a5d6ad92d5 2870 // Send later - prepare timer
mluis 2:14a5d6ad92d5 2871 LoRaMacState |= MAC_TX_DELAYED;
mluis 2:14a5d6ad92d5 2872 TimerSetValue( &TxDelayedTimer, dutyCycleTimeOff );
mluis 2:14a5d6ad92d5 2873 TimerStart( &TxDelayedTimer );
mluis 2:14a5d6ad92d5 2874
mluis 2:14a5d6ad92d5 2875 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 2876 }
mluis 2:14a5d6ad92d5 2877 }
mluis 2:14a5d6ad92d5 2878
mluis 4:37c12dbc8dc7 2879 static void CalculateBackOff( uint8_t channel )
mluis 4:37c12dbc8dc7 2880 {
mluis 4:37c12dbc8dc7 2881 uint16_t dutyCycle = Bands[Channels[channel].Band].DCycle;
mluis 4:37c12dbc8dc7 2882
mluis 4:37c12dbc8dc7 2883 if( IsLoRaMacNetworkJoined == false )
mluis 4:37c12dbc8dc7 2884 {
mluis 4:37c12dbc8dc7 2885 #if defined( USE_BAND_868 ) || defined( USE_BAND_433 ) || defined( USE_BAND_780 )
mluis 4:37c12dbc8dc7 2886 dutyCycle = JOIN_DC;
mluis 4:37c12dbc8dc7 2887 #endif
mluis 4:37c12dbc8dc7 2888 }
mluis 4:37c12dbc8dc7 2889
mluis 4:37c12dbc8dc7 2890 // Update Band Time OFF
mluis 4:37c12dbc8dc7 2891 if( DutyCycleOn == true )
mluis 4:37c12dbc8dc7 2892 {
mluis 4:37c12dbc8dc7 2893 Bands[Channels[channel].Band].TimeOff = TxTimeOnAir * dutyCycle - TxTimeOnAir;
mluis 4:37c12dbc8dc7 2894 }
mluis 4:37c12dbc8dc7 2895 else
mluis 4:37c12dbc8dc7 2896 {
mluis 4:37c12dbc8dc7 2897 Bands[Channels[channel].Band].TimeOff = 0;
mluis 4:37c12dbc8dc7 2898 }
mluis 4:37c12dbc8dc7 2899 // Update Aggregated Time OFF
mluis 4:37c12dbc8dc7 2900 AggregatedTimeOff = AggregatedTimeOff + ( TxTimeOnAir * AggregatedDCycle - TxTimeOnAir );
mluis 4:37c12dbc8dc7 2901 }
mluis 4:37c12dbc8dc7 2902
mluis 2:14a5d6ad92d5 2903 LoRaMacStatus_t PrepareFrame( LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
mluis 2:14a5d6ad92d5 2904 {
mluis 2:14a5d6ad92d5 2905 uint16_t i;
mluis 2:14a5d6ad92d5 2906 uint8_t pktHeaderLen = 0;
mluis 2:14a5d6ad92d5 2907 uint32_t mic = 0;
mluis 2:14a5d6ad92d5 2908 const void* payload = fBuffer;
mluis 2:14a5d6ad92d5 2909 uint8_t payloadSize = fBufferSize;
mluis 2:14a5d6ad92d5 2910 uint8_t framePort = fPort;
mluis 2:14a5d6ad92d5 2911
mluis 2:14a5d6ad92d5 2912 LoRaMacBufferPktLen = 0;
mluis 2:14a5d6ad92d5 2913
mluis 2:14a5d6ad92d5 2914 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 2915
mluis 2:14a5d6ad92d5 2916 if( fBuffer == NULL )
mluis 0:91d1a7783bb9 2917 {
mluis 2:14a5d6ad92d5 2918 fBufferSize = 0;
mluis 2:14a5d6ad92d5 2919 }
mluis 2:14a5d6ad92d5 2920
mluis 2:14a5d6ad92d5 2921 LoRaMacBuffer[pktHeaderLen++] = macHdr->Value;
mluis 2:14a5d6ad92d5 2922
mluis 2:14a5d6ad92d5 2923 switch( macHdr->Bits.MType )
mluis 2:14a5d6ad92d5 2924 {
mluis 2:14a5d6ad92d5 2925 case FRAME_TYPE_JOIN_REQ:
mluis 2:14a5d6ad92d5 2926 RxWindow1Delay = JoinAcceptDelay1 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2927 RxWindow2Delay = JoinAcceptDelay2 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2928
mluis 2:14a5d6ad92d5 2929 LoRaMacBufferPktLen = pktHeaderLen;
mluis 2:14a5d6ad92d5 2930
mluis 2:14a5d6ad92d5 2931 memcpyr( LoRaMacBuffer + LoRaMacBufferPktLen, LoRaMacAppEui, 8 );
mluis 2:14a5d6ad92d5 2932 LoRaMacBufferPktLen += 8;
mluis 2:14a5d6ad92d5 2933 memcpyr( LoRaMacBuffer + LoRaMacBufferPktLen, LoRaMacDevEui, 8 );
mluis 2:14a5d6ad92d5 2934 LoRaMacBufferPktLen += 8;
mluis 2:14a5d6ad92d5 2935
mluis 2:14a5d6ad92d5 2936 LoRaMacDevNonce = Radio.Random( );
mluis 2:14a5d6ad92d5 2937
mluis 2:14a5d6ad92d5 2938 LoRaMacBuffer[LoRaMacBufferPktLen++] = LoRaMacDevNonce & 0xFF;
mluis 2:14a5d6ad92d5 2939 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( LoRaMacDevNonce >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2940
mluis 2:14a5d6ad92d5 2941 LoRaMacJoinComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen & 0xFF, LoRaMacAppKey, &mic );
mluis 2:14a5d6ad92d5 2942
mluis 2:14a5d6ad92d5 2943 LoRaMacBuffer[LoRaMacBufferPktLen++] = mic & 0xFF;
mluis 2:14a5d6ad92d5 2944 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2945 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2946 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2947
mluis 2:14a5d6ad92d5 2948 break;
mluis 2:14a5d6ad92d5 2949 case FRAME_TYPE_DATA_CONFIRMED_UP:
mluis 2:14a5d6ad92d5 2950 NodeAckRequested = true;
mluis 2:14a5d6ad92d5 2951 //Intentional falltrough
mluis 2:14a5d6ad92d5 2952 case FRAME_TYPE_DATA_UNCONFIRMED_UP:
mluis 2:14a5d6ad92d5 2953 if( IsLoRaMacNetworkJoined == false )
mluis 0:91d1a7783bb9 2954 {
mluis 2:14a5d6ad92d5 2955 return LORAMAC_STATUS_NO_NETWORK_JOINED; // No network has been joined yet
mluis 2:14a5d6ad92d5 2956 }
mluis 2:14a5d6ad92d5 2957
snelson 8:4816c8449bf2 2958 fCtrl->Bits.AdrAckReq = AdrNextDr( fCtrl->Bits.Adr, true, &ChannelsDatarate, &ChannelsTxPower );
mluis 3:b9d87593a8ae 2959
mluis 2:14a5d6ad92d5 2960 if( ValidatePayloadLength( fBufferSize, ChannelsDatarate, MacCommandsBufferIndex ) == false )
mluis 2:14a5d6ad92d5 2961 {
mluis 2:14a5d6ad92d5 2962 return LORAMAC_STATUS_LENGTH_ERROR;
mluis 2:14a5d6ad92d5 2963 }
mluis 2:14a5d6ad92d5 2964
mluis 2:14a5d6ad92d5 2965 RxWindow1Delay = ReceiveDelay1 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2966 RxWindow2Delay = ReceiveDelay2 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2967
mluis 2:14a5d6ad92d5 2968 if( SrvAckRequested == true )
mluis 2:14a5d6ad92d5 2969 {
mluis 2:14a5d6ad92d5 2970 SrvAckRequested = false;
mluis 2:14a5d6ad92d5 2971 fCtrl->Bits.Ack = 1;
mluis 2:14a5d6ad92d5 2972 }
mluis 2:14a5d6ad92d5 2973
mluis 2:14a5d6ad92d5 2974 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr ) & 0xFF;
mluis 2:14a5d6ad92d5 2975 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2976 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2977 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2978
mluis 2:14a5d6ad92d5 2979 LoRaMacBuffer[pktHeaderLen++] = fCtrl->Value;
mluis 2:14a5d6ad92d5 2980
mluis 2:14a5d6ad92d5 2981 LoRaMacBuffer[pktHeaderLen++] = UpLinkCounter & 0xFF;
mluis 2:14a5d6ad92d5 2982 LoRaMacBuffer[pktHeaderLen++] = ( UpLinkCounter >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2983
mluis 2:14a5d6ad92d5 2984 if( ( payload != NULL ) && ( payloadSize > 0 ) )
mluis 2:14a5d6ad92d5 2985 {
mluis 2:14a5d6ad92d5 2986 if( ( MacCommandsBufferIndex <= LORA_MAC_COMMAND_MAX_LENGTH ) && ( MacCommandsInNextTx == true ) )
mluis 1:91e4e6c60d1e 2987 {
mluis 2:14a5d6ad92d5 2988 fCtrl->Bits.FOptsLen += MacCommandsBufferIndex;
mluis 2:14a5d6ad92d5 2989
mluis 2:14a5d6ad92d5 2990 // Update FCtrl field with new value of OptionsLength
mluis 2:14a5d6ad92d5 2991 LoRaMacBuffer[0x05] = fCtrl->Value;
mluis 2:14a5d6ad92d5 2992 for( i = 0; i < MacCommandsBufferIndex; i++ )
mluis 0:91d1a7783bb9 2993 {
mluis 2:14a5d6ad92d5 2994 LoRaMacBuffer[pktHeaderLen++] = MacCommandsBuffer[i];
mluis 0:91d1a7783bb9 2995 }
mluis 0:91d1a7783bb9 2996 }
mluis 0:91d1a7783bb9 2997 }
mluis 0:91d1a7783bb9 2998 else
mluis 0:91d1a7783bb9 2999 {
mluis 2:14a5d6ad92d5 3000 if( ( MacCommandsBufferIndex > 0 ) && ( MacCommandsInNextTx ) )
mluis 0:91d1a7783bb9 3001 {
mluis 2:14a5d6ad92d5 3002 payloadSize = MacCommandsBufferIndex;
mluis 2:14a5d6ad92d5 3003 payload = MacCommandsBuffer;
mluis 2:14a5d6ad92d5 3004 framePort = 0;
mluis 0:91d1a7783bb9 3005 }
mluis 2:14a5d6ad92d5 3006 }
mluis 2:14a5d6ad92d5 3007 MacCommandsInNextTx = false;
mluis 2:14a5d6ad92d5 3008 MacCommandsBufferIndex = 0;
mluis 2:14a5d6ad92d5 3009
mluis 2:14a5d6ad92d5 3010 if( ( payload != NULL ) && ( payloadSize > 0 ) )
mluis 2:14a5d6ad92d5 3011 {
mluis 2:14a5d6ad92d5 3012 LoRaMacBuffer[pktHeaderLen++] = framePort;
mluis 2:14a5d6ad92d5 3013
mluis 2:14a5d6ad92d5 3014 if( framePort == 0 )
mluis 0:91d1a7783bb9 3015 {
mluis 2:14a5d6ad92d5 3016 LoRaMacPayloadEncrypt( (uint8_t* ) payload, payloadSize, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
mluis 0:91d1a7783bb9 3017 }
mluis 0:91d1a7783bb9 3018 else
mluis 0:91d1a7783bb9 3019 {
mluis 2:14a5d6ad92d5 3020 LoRaMacPayloadEncrypt( (uint8_t* ) payload, payloadSize, LoRaMacAppSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
mluis 0:91d1a7783bb9 3021 }
mluis 2:14a5d6ad92d5 3022 memcpy1( LoRaMacBuffer + pktHeaderLen, LoRaMacPayload, payloadSize );
mluis 2:14a5d6ad92d5 3023 }
mluis 2:14a5d6ad92d5 3024 LoRaMacBufferPktLen = pktHeaderLen + payloadSize;
mluis 2:14a5d6ad92d5 3025
mluis 2:14a5d6ad92d5 3026 LoRaMacComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, &mic );
mluis 2:14a5d6ad92d5 3027
mluis 2:14a5d6ad92d5 3028 LoRaMacBuffer[LoRaMacBufferPktLen + 0] = mic & 0xFF;
mluis 2:14a5d6ad92d5 3029 LoRaMacBuffer[LoRaMacBufferPktLen + 1] = ( mic >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 3030 LoRaMacBuffer[LoRaMacBufferPktLen + 2] = ( mic >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 3031 LoRaMacBuffer[LoRaMacBufferPktLen + 3] = ( mic >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 3032
mluis 2:14a5d6ad92d5 3033 LoRaMacBufferPktLen += LORAMAC_MFR_LEN;
mluis 2:14a5d6ad92d5 3034
mluis 2:14a5d6ad92d5 3035 break;
mluis 2:14a5d6ad92d5 3036 case FRAME_TYPE_PROPRIETARY:
mluis 2:14a5d6ad92d5 3037 if( ( fBuffer != NULL ) && ( fBufferSize > 0 ) )
mluis 2:14a5d6ad92d5 3038 {
mluis 2:14a5d6ad92d5 3039 memcpy1( LoRaMacBuffer + pktHeaderLen, ( uint8_t* ) fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 3040 LoRaMacBufferPktLen = pktHeaderLen + fBufferSize;
mluis 0:91d1a7783bb9 3041 }
mluis 0:91d1a7783bb9 3042 break;
mluis 0:91d1a7783bb9 3043 default:
mluis 2:14a5d6ad92d5 3044 return LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 0:91d1a7783bb9 3045 }
mluis 2:14a5d6ad92d5 3046
mluis 2:14a5d6ad92d5 3047 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3048 }
mluis 0:91d1a7783bb9 3049
mluis 2:14a5d6ad92d5 3050 LoRaMacStatus_t SendFrameOnChannel( ChannelParams_t channel )
mluis 0:91d1a7783bb9 3051 {
mluis 2:14a5d6ad92d5 3052 int8_t datarate = Datarates[ChannelsDatarate];
mluis 4:37c12dbc8dc7 3053 int8_t txPowerIndex = 0;
mluis 2:14a5d6ad92d5 3054 int8_t txPower = 0;
mluis 2:14a5d6ad92d5 3055
mluis 4:37c12dbc8dc7 3056 txPowerIndex = LimitTxPower( ChannelsTxPower );
mluis 4:37c12dbc8dc7 3057 txPower = TxPowers[txPowerIndex];
mluis 2:14a5d6ad92d5 3058
mluis 2:14a5d6ad92d5 3059 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 3060 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 3061 McpsConfirm.Datarate = ChannelsDatarate;
mluis 4:37c12dbc8dc7 3062 McpsConfirm.TxPower = txPowerIndex;
mluis 2:14a5d6ad92d5 3063
mluis 2:14a5d6ad92d5 3064 Radio.SetChannel( channel.Frequency );
ubhat 14:60c5d589a070 3065
mluis 2:14a5d6ad92d5 3066 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3067 if( ChannelsDatarate == DR_7 )
mluis 2:14a5d6ad92d5 3068 { // High Speed FSK channel
mluis 2:14a5d6ad92d5 3069 Radio.SetMaxPayloadLength( MODEM_FSK, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3070 Radio.SetTxConfig( MODEM_FSK, txPower, 25e3, 0, datarate * 1e3, 0, 5, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3071 TxTimeOnAir = Radio.TimeOnAir( MODEM_FSK, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3072
mluis 0:91d1a7783bb9 3073 }
mluis 2:14a5d6ad92d5 3074 else if( ChannelsDatarate == DR_6 )
mluis 2:14a5d6ad92d5 3075 { // High speed LoRa channel
mluis 2:14a5d6ad92d5 3076 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3077 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 1, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3078 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 3079 }
mluis 1:91e4e6c60d1e 3080 else
mluis 2:14a5d6ad92d5 3081 { // Normal LoRa channel
mluis 2:14a5d6ad92d5 3082 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3083 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 0, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3084 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 3085 }
mluis 2:14a5d6ad92d5 3086 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3087 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3088 if( ChannelsDatarate >= DR_4 )
mluis 2:14a5d6ad92d5 3089 { // High speed LoRa channel BW500 kHz
mluis 2:14a5d6ad92d5 3090 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 2, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3091 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 3092 }
mluis 1:91e4e6c60d1e 3093 else
mluis 2:14a5d6ad92d5 3094 { // Normal LoRa channel
mluis 2:14a5d6ad92d5 3095 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 0, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3096 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 3097 }
mluis 0:91d1a7783bb9 3098 #else
mluis 0:91d1a7783bb9 3099 #error "Please define a frequency band in the compiler options."
mluis 0:91d1a7783bb9 3100 #endif
mluis 2:14a5d6ad92d5 3101
mluis 2:14a5d6ad92d5 3102 // Store the time on air
mluis 2:14a5d6ad92d5 3103 McpsConfirm.TxTimeOnAir = TxTimeOnAir;
mluis 2:14a5d6ad92d5 3104 MlmeConfirm.TxTimeOnAir = TxTimeOnAir;
mluis 2:14a5d6ad92d5 3105
mluis 2:14a5d6ad92d5 3106 // Starts the MAC layer status check timer
mluis 3:b9d87593a8ae 3107 TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
mluis 2:14a5d6ad92d5 3108 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 3109
mluis 2:14a5d6ad92d5 3110 // Send now
mluis 2:14a5d6ad92d5 3111 Radio.Send( LoRaMacBuffer, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3112
mluis 2:14a5d6ad92d5 3113 LoRaMacState |= MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 3114
mluis 2:14a5d6ad92d5 3115 return LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3116 }
mluis 2:14a5d6ad92d5 3117
mluis 2:14a5d6ad92d5 3118 LoRaMacStatus_t LoRaMacInitialization( LoRaMacPrimitives_t *primitives, LoRaMacCallback_t *callbacks )
mluis 2:14a5d6ad92d5 3119 {
mluis 2:14a5d6ad92d5 3120 if( primitives == NULL )
mluis 2:14a5d6ad92d5 3121 {
mluis 2:14a5d6ad92d5 3122 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3123 }
mluis 2:14a5d6ad92d5 3124
mluis 2:14a5d6ad92d5 3125 if( ( primitives->MacMcpsConfirm == NULL ) ||
mluis 2:14a5d6ad92d5 3126 ( primitives->MacMcpsIndication == NULL ) ||
mluis 2:14a5d6ad92d5 3127 ( primitives->MacMlmeConfirm == NULL ))
mluis 2:14a5d6ad92d5 3128 {
mluis 2:14a5d6ad92d5 3129 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3130 }
mluis 2:14a5d6ad92d5 3131
mluis 2:14a5d6ad92d5 3132 LoRaMacPrimitives = primitives;
mluis 2:14a5d6ad92d5 3133 LoRaMacCallbacks = callbacks;
mluis 2:14a5d6ad92d5 3134
mluis 2:14a5d6ad92d5 3135 LoRaMacFlags.Value = 0;
mluis 2:14a5d6ad92d5 3136
mluis 2:14a5d6ad92d5 3137 LoRaMacDeviceClass = CLASS_A;
mluis 2:14a5d6ad92d5 3138
mluis 2:14a5d6ad92d5 3139 UpLinkCounter = 1;
mluis 2:14a5d6ad92d5 3140 DownLinkCounter = 0;
mluis 2:14a5d6ad92d5 3141 AdrAckCounter = 0;
mluis 2:14a5d6ad92d5 3142
mluis 2:14a5d6ad92d5 3143 RepeaterSupport = false;
mluis 2:14a5d6ad92d5 3144 IsRxWindowsEnabled = true;
mluis 2:14a5d6ad92d5 3145 IsLoRaMacNetworkJoined = false;
mluis 2:14a5d6ad92d5 3146 LoRaMacState = MAC_IDLE;
mluis 2:14a5d6ad92d5 3147
mluis 2:14a5d6ad92d5 3148 #if defined( USE_BAND_433 )
mluis 2:14a5d6ad92d5 3149 ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
mluis 2:14a5d6ad92d5 3150 #elif defined( USE_BAND_780 )
mluis 2:14a5d6ad92d5 3151 ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
mluis 2:14a5d6ad92d5 3152 #elif defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3153 ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
mluis 2:14a5d6ad92d5 3154 #elif defined( USE_BAND_915 )
mluis 2:14a5d6ad92d5 3155 ChannelsMask[0] = 0xFFFF;
mluis 2:14a5d6ad92d5 3156 ChannelsMask[1] = 0xFFFF;
mluis 2:14a5d6ad92d5 3157 ChannelsMask[2] = 0xFFFF;
mluis 2:14a5d6ad92d5 3158 ChannelsMask[3] = 0xFFFF;
mluis 2:14a5d6ad92d5 3159 ChannelsMask[4] = 0x00FF;
mluis 2:14a5d6ad92d5 3160 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 3161
mluis 2:14a5d6ad92d5 3162 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, sizeof( ChannelsMask ) );
mluis 2:14a5d6ad92d5 3163 #elif defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3164 ChannelsMask[0] = 0x00FF;
mluis 2:14a5d6ad92d5 3165 ChannelsMask[1] = 0x0000;
mluis 2:14a5d6ad92d5 3166 ChannelsMask[2] = 0x0000;
mluis 2:14a5d6ad92d5 3167 ChannelsMask[3] = 0x0000;
mluis 2:14a5d6ad92d5 3168 ChannelsMask[4] = 0x0001;
mluis 2:14a5d6ad92d5 3169 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 3170
mluis 2:14a5d6ad92d5 3171 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, sizeof( ChannelsMask ) );
mluis 2:14a5d6ad92d5 3172 #else
mluis 2:14a5d6ad92d5 3173 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 3174 #endif
mluis 2:14a5d6ad92d5 3175
mluis 2:14a5d6ad92d5 3176 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3177 // 125 kHz channels
mluis 2:14a5d6ad92d5 3178 for( uint8_t i = 0; i < LORA_MAX_NB_CHANNELS - 8; i++ )
mluis 0:91d1a7783bb9 3179 {
mluis 2:14a5d6ad92d5 3180 Channels[i].Frequency = 902.3e6 + i * 200e3;
mluis 2:14a5d6ad92d5 3181 Channels[i].DrRange.Value = ( DR_3 << 4 ) | DR_0;
mluis 2:14a5d6ad92d5 3182 Channels[i].Band = 0;
mluis 2:14a5d6ad92d5 3183 }
mluis 2:14a5d6ad92d5 3184 // 500 kHz channels
mluis 2:14a5d6ad92d5 3185 for( uint8_t i = LORA_MAX_NB_CHANNELS - 8; i < LORA_MAX_NB_CHANNELS; i++ )
mluis 2:14a5d6ad92d5 3186 {
mluis 2:14a5d6ad92d5 3187 Channels[i].Frequency = 903.0e6 + ( i - ( LORA_MAX_NB_CHANNELS - 8 ) ) * 1.6e6;
mluis 2:14a5d6ad92d5 3188 Channels[i].DrRange.Value = ( DR_4 << 4 ) | DR_4;
mluis 2:14a5d6ad92d5 3189 Channels[i].Band = 0;
mluis 2:14a5d6ad92d5 3190 }
mluis 2:14a5d6ad92d5 3191 #endif
mluis 2:14a5d6ad92d5 3192
mluis 2:14a5d6ad92d5 3193 ChannelsTxPower = LORAMAC_DEFAULT_TX_POWER;
mluis 2:14a5d6ad92d5 3194 ChannelsDefaultDatarate = ChannelsDatarate = LORAMAC_DEFAULT_DATARATE;
mluis 2:14a5d6ad92d5 3195 ChannelsNbRep = 1;
mluis 2:14a5d6ad92d5 3196 ChannelsNbRepCounter = 0;
mluis 2:14a5d6ad92d5 3197
mluis 2:14a5d6ad92d5 3198 MaxDCycle = 0;
mluis 2:14a5d6ad92d5 3199 AggregatedDCycle = 1;
mluis 2:14a5d6ad92d5 3200 AggregatedLastTxDoneTime = 0;
mluis 2:14a5d6ad92d5 3201 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 3202
mluis 2:14a5d6ad92d5 3203 #if defined( USE_BAND_433 )
mluis 2:14a5d6ad92d5 3204 DutyCycleOn = false;
mluis 2:14a5d6ad92d5 3205 #elif defined( USE_BAND_780 )
mluis 2:14a5d6ad92d5 3206 DutyCycleOn = false;
mluis 2:14a5d6ad92d5 3207 #elif defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3208 DutyCycleOn = true;
mluis 2:14a5d6ad92d5 3209 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3210 DutyCycleOn = false;
mluis 2:14a5d6ad92d5 3211 #else
mluis 2:14a5d6ad92d5 3212 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 3213 #endif
mluis 2:14a5d6ad92d5 3214
mluis 2:14a5d6ad92d5 3215 MaxRxWindow = MAX_RX_WINDOW;
mluis 2:14a5d6ad92d5 3216 ReceiveDelay1 = RECEIVE_DELAY1;
mluis 2:14a5d6ad92d5 3217 ReceiveDelay2 = RECEIVE_DELAY2;
mluis 2:14a5d6ad92d5 3218 JoinAcceptDelay1 = JOIN_ACCEPT_DELAY1;
mluis 2:14a5d6ad92d5 3219 JoinAcceptDelay2 = JOIN_ACCEPT_DELAY2;
mluis 2:14a5d6ad92d5 3220
snelson 8:4816c8449bf2 3221 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 3222 NextJoinBlock = 0;
snelson 8:4816c8449bf2 3223 LastJoinBlock = -1;
snelson 8:4816c8449bf2 3224 JoinBlocksRemaining = 0xff;
snelson 8:4816c8449bf2 3225 Join500KHzRemaining = 0xff;
snelson 8:4816c8449bf2 3226 #endif
snelson 8:4816c8449bf2 3227
snelson 8:4816c8449bf2 3228 LastJoinTxTime = 0;
snelson 8:4816c8449bf2 3229 JoinAggTimeOnAir = 0;
snelson 8:4816c8449bf2 3230
mluis 2:14a5d6ad92d5 3231 TimerInit( &MacStateCheckTimer, OnMacStateCheckTimerEvent );
mluis 2:14a5d6ad92d5 3232 TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
mluis 2:14a5d6ad92d5 3233
mluis 2:14a5d6ad92d5 3234 TimerInit( &TxDelayedTimer, OnTxDelayedTimerEvent );
mluis 2:14a5d6ad92d5 3235 TimerInit( &RxWindowTimer1, OnRxWindow1TimerEvent );
mluis 2:14a5d6ad92d5 3236 TimerInit( &RxWindowTimer2, OnRxWindow2TimerEvent );
mluis 2:14a5d6ad92d5 3237 TimerInit( &AckTimeoutTimer, OnAckTimeoutTimerEvent );
mluis 2:14a5d6ad92d5 3238
mluis 2:14a5d6ad92d5 3239 // Initialize Radio driver
mluis 2:14a5d6ad92d5 3240 RadioEvents.TxDone = OnRadioTxDone;
mluis 2:14a5d6ad92d5 3241 RadioEvents.RxDone = OnRadioRxDone;
mluis 2:14a5d6ad92d5 3242 RadioEvents.RxError = OnRadioRxError;
mluis 2:14a5d6ad92d5 3243 RadioEvents.TxTimeout = OnRadioTxTimeout;
mluis 2:14a5d6ad92d5 3244 RadioEvents.RxTimeout = OnRadioRxTimeout;
mluis 2:14a5d6ad92d5 3245 Radio.Init( &RadioEvents );
mluis 2:14a5d6ad92d5 3246
mluis 2:14a5d6ad92d5 3247 // Random seed initialization
mluis 2:14a5d6ad92d5 3248 srand1( Radio.Random( ) );
mluis 2:14a5d6ad92d5 3249
mluis 2:14a5d6ad92d5 3250 // Initialize channel index.
mluis 2:14a5d6ad92d5 3251 Channel = LORA_MAX_NB_CHANNELS;
mluis 2:14a5d6ad92d5 3252
mluis 2:14a5d6ad92d5 3253 PublicNetwork = true;
mluis 2:14a5d6ad92d5 3254 SetPublicNetwork( PublicNetwork );
mluis 2:14a5d6ad92d5 3255 Radio.Sleep( );
mluis 2:14a5d6ad92d5 3256
mluis 2:14a5d6ad92d5 3257 return LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3258 }
mluis 2:14a5d6ad92d5 3259
mluis 2:14a5d6ad92d5 3260 LoRaMacStatus_t LoRaMacQueryTxPossible( uint8_t size, LoRaMacTxInfo_t* txInfo )
mluis 2:14a5d6ad92d5 3261 {
mluis 2:14a5d6ad92d5 3262 int8_t datarate = ChannelsDefaultDatarate;
mluis 2:14a5d6ad92d5 3263
mluis 2:14a5d6ad92d5 3264 if( txInfo == NULL )
mluis 2:14a5d6ad92d5 3265 {
mluis 2:14a5d6ad92d5 3266 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3267 }
mluis 2:14a5d6ad92d5 3268
snelson 8:4816c8449bf2 3269 AdrNextDr( AdrCtrlOn, false, &datarate, NULL );
mluis 2:14a5d6ad92d5 3270
mluis 2:14a5d6ad92d5 3271 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 3272 {
mluis 2:14a5d6ad92d5 3273 txInfo->CurrentPayloadSize = MaxPayloadOfDatarateRepeater[datarate];
mluis 0:91d1a7783bb9 3274 }
mluis 0:91d1a7783bb9 3275 else
mluis 0:91d1a7783bb9 3276 {
mluis 2:14a5d6ad92d5 3277 txInfo->CurrentPayloadSize = MaxPayloadOfDatarate[datarate];
mluis 0:91d1a7783bb9 3278 }
mluis 2:14a5d6ad92d5 3279
mluis 2:14a5d6ad92d5 3280 if( txInfo->CurrentPayloadSize >= MacCommandsBufferIndex )
mluis 0:91d1a7783bb9 3281 {
mluis 2:14a5d6ad92d5 3282 txInfo->MaxPossiblePayload = txInfo->CurrentPayloadSize - MacCommandsBufferIndex;
mluis 0:91d1a7783bb9 3283 }
mluis 0:91d1a7783bb9 3284 else
mluis 0:91d1a7783bb9 3285 {
mluis 2:14a5d6ad92d5 3286 return LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR;
mluis 2:14a5d6ad92d5 3287 }
mluis 2:14a5d6ad92d5 3288
mluis 2:14a5d6ad92d5 3289 if( ValidatePayloadLength( size, datarate, 0 ) == false )
mluis 2:14a5d6ad92d5 3290 {
mluis 2:14a5d6ad92d5 3291 return LORAMAC_STATUS_LENGTH_ERROR;
mluis 0:91d1a7783bb9 3292 }
mluis 2:14a5d6ad92d5 3293
mluis 2:14a5d6ad92d5 3294 if( ValidatePayloadLength( size, datarate, MacCommandsBufferIndex ) == false )
mluis 0:91d1a7783bb9 3295 {
mluis 2:14a5d6ad92d5 3296 return LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR;
mluis 0:91d1a7783bb9 3297 }
mluis 0:91d1a7783bb9 3298
mluis 2:14a5d6ad92d5 3299 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3300 }
mluis 0:91d1a7783bb9 3301
mluis 2:14a5d6ad92d5 3302 LoRaMacStatus_t LoRaMacMibGetRequestConfirm( MibRequestConfirm_t *mibGet )
mluis 0:91d1a7783bb9 3303 {
mluis 2:14a5d6ad92d5 3304 LoRaMacStatus_t status = LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3305
mluis 2:14a5d6ad92d5 3306 if( mibGet == NULL )
mluis 2:14a5d6ad92d5 3307 {
mluis 2:14a5d6ad92d5 3308 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3309 }
mluis 2:14a5d6ad92d5 3310
mluis 2:14a5d6ad92d5 3311 switch( mibGet->Type )
mluis 0:91d1a7783bb9 3312 {
mluis 2:14a5d6ad92d5 3313 case MIB_DEVICE_CLASS:
mluis 2:14a5d6ad92d5 3314 {
mluis 2:14a5d6ad92d5 3315 mibGet->Param.Class = LoRaMacDeviceClass;
mluis 2:14a5d6ad92d5 3316 break;
mluis 2:14a5d6ad92d5 3317 }
mluis 2:14a5d6ad92d5 3318 case MIB_NETWORK_JOINED:
mluis 2:14a5d6ad92d5 3319 {
mluis 2:14a5d6ad92d5 3320 mibGet->Param.IsNetworkJoined = IsLoRaMacNetworkJoined;
mluis 2:14a5d6ad92d5 3321 break;
mluis 2:14a5d6ad92d5 3322 }
mluis 2:14a5d6ad92d5 3323 case MIB_ADR:
mluis 2:14a5d6ad92d5 3324 {
mluis 2:14a5d6ad92d5 3325 mibGet->Param.AdrEnable = AdrCtrlOn;
mluis 2:14a5d6ad92d5 3326 break;
mluis 2:14a5d6ad92d5 3327 }
mluis 2:14a5d6ad92d5 3328 case MIB_NET_ID:
mluis 2:14a5d6ad92d5 3329 {
mluis 2:14a5d6ad92d5 3330 mibGet->Param.NetID = LoRaMacNetID;
mluis 2:14a5d6ad92d5 3331 break;
mluis 2:14a5d6ad92d5 3332 }
mluis 2:14a5d6ad92d5 3333 case MIB_DEV_ADDR:
mluis 2:14a5d6ad92d5 3334 {
mluis 2:14a5d6ad92d5 3335 mibGet->Param.DevAddr = LoRaMacDevAddr;
mluis 2:14a5d6ad92d5 3336 break;
mluis 2:14a5d6ad92d5 3337 }
mluis 2:14a5d6ad92d5 3338 case MIB_NWK_SKEY:
mluis 2:14a5d6ad92d5 3339 {
mluis 2:14a5d6ad92d5 3340 mibGet->Param.NwkSKey = LoRaMacNwkSKey;
mluis 2:14a5d6ad92d5 3341 break;
mluis 2:14a5d6ad92d5 3342 }
mluis 2:14a5d6ad92d5 3343 case MIB_APP_SKEY:
mluis 2:14a5d6ad92d5 3344 {
mluis 2:14a5d6ad92d5 3345 mibGet->Param.AppSKey = LoRaMacAppSKey;
mluis 2:14a5d6ad92d5 3346 break;
mluis 2:14a5d6ad92d5 3347 }
mluis 2:14a5d6ad92d5 3348 case MIB_PUBLIC_NETWORK:
mluis 2:14a5d6ad92d5 3349 {
mluis 2:14a5d6ad92d5 3350 mibGet->Param.EnablePublicNetwork = PublicNetwork;
mluis 2:14a5d6ad92d5 3351 break;
mluis 2:14a5d6ad92d5 3352 }
mluis 2:14a5d6ad92d5 3353 case MIB_REPEATER_SUPPORT:
mluis 2:14a5d6ad92d5 3354 {
mluis 2:14a5d6ad92d5 3355 mibGet->Param.EnableRepeaterSupport = RepeaterSupport;
mluis 2:14a5d6ad92d5 3356 break;
mluis 2:14a5d6ad92d5 3357 }
mluis 2:14a5d6ad92d5 3358 case MIB_CHANNELS:
mluis 2:14a5d6ad92d5 3359 {
mluis 2:14a5d6ad92d5 3360 mibGet->Param.ChannelList = Channels;
mluis 2:14a5d6ad92d5 3361 break;
mluis 2:14a5d6ad92d5 3362 }
mluis 2:14a5d6ad92d5 3363 case MIB_RX2_CHANNEL:
mluis 2:14a5d6ad92d5 3364 {
mluis 2:14a5d6ad92d5 3365 mibGet->Param.Rx2Channel = Rx2Channel;
mluis 2:14a5d6ad92d5 3366 break;
mluis 2:14a5d6ad92d5 3367 }
mluis 2:14a5d6ad92d5 3368 case MIB_CHANNELS_MASK:
mluis 2:14a5d6ad92d5 3369 {
mluis 2:14a5d6ad92d5 3370 mibGet->Param.ChannelsMask = ChannelsMask;
mluis 2:14a5d6ad92d5 3371 break;
mluis 0:91d1a7783bb9 3372 }
mluis 2:14a5d6ad92d5 3373 case MIB_CHANNELS_NB_REP:
mluis 2:14a5d6ad92d5 3374 {
mluis 2:14a5d6ad92d5 3375 mibGet->Param.ChannelNbRep = ChannelsNbRep;
mluis 2:14a5d6ad92d5 3376 break;
mluis 2:14a5d6ad92d5 3377 }
mluis 2:14a5d6ad92d5 3378 case MIB_MAX_RX_WINDOW_DURATION:
mluis 2:14a5d6ad92d5 3379 {
mluis 2:14a5d6ad92d5 3380 mibGet->Param.MaxRxWindow = MaxRxWindow;
mluis 2:14a5d6ad92d5 3381 break;
mluis 2:14a5d6ad92d5 3382 }
mluis 2:14a5d6ad92d5 3383 case MIB_RECEIVE_DELAY_1:
mluis 2:14a5d6ad92d5 3384 {
mluis 2:14a5d6ad92d5 3385 mibGet->Param.ReceiveDelay1 = ReceiveDelay1;
mluis 2:14a5d6ad92d5 3386 break;
mluis 2:14a5d6ad92d5 3387 }
mluis 2:14a5d6ad92d5 3388 case MIB_RECEIVE_DELAY_2:
mluis 2:14a5d6ad92d5 3389 {
mluis 2:14a5d6ad92d5 3390 mibGet->Param.ReceiveDelay2 = ReceiveDelay2;
mluis 2:14a5d6ad92d5 3391 break;
mluis 2:14a5d6ad92d5 3392 }
mluis 2:14a5d6ad92d5 3393 case MIB_JOIN_ACCEPT_DELAY_1:
mluis 2:14a5d6ad92d5 3394 {
mluis 2:14a5d6ad92d5 3395 mibGet->Param.JoinAcceptDelay1 = JoinAcceptDelay1;
mluis 2:14a5d6ad92d5 3396 break;
mluis 2:14a5d6ad92d5 3397 }
mluis 2:14a5d6ad92d5 3398 case MIB_JOIN_ACCEPT_DELAY_2:
mluis 2:14a5d6ad92d5 3399 {
mluis 2:14a5d6ad92d5 3400 mibGet->Param.JoinAcceptDelay2 = JoinAcceptDelay2;
mluis 2:14a5d6ad92d5 3401 break;
mluis 2:14a5d6ad92d5 3402 }
mluis 4:37c12dbc8dc7 3403 case MIB_CHANNELS_DEFAULT_DATARATE:
mluis 4:37c12dbc8dc7 3404 {
mluis 4:37c12dbc8dc7 3405 mibGet->Param.ChannelsDefaultDatarate = ChannelsDefaultDatarate;
mluis 4:37c12dbc8dc7 3406 break;
mluis 4:37c12dbc8dc7 3407 }
mluis 2:14a5d6ad92d5 3408 case MIB_CHANNELS_DATARATE:
mluis 2:14a5d6ad92d5 3409 {
mluis 2:14a5d6ad92d5 3410 mibGet->Param.ChannelsDatarate = ChannelsDatarate;
mluis 2:14a5d6ad92d5 3411 break;
mluis 2:14a5d6ad92d5 3412 }
mluis 2:14a5d6ad92d5 3413 case MIB_CHANNELS_TX_POWER:
mluis 2:14a5d6ad92d5 3414 {
mluis 2:14a5d6ad92d5 3415 mibGet->Param.ChannelsTxPower = ChannelsTxPower;
mluis 2:14a5d6ad92d5 3416 break;
mluis 2:14a5d6ad92d5 3417 }
mluis 2:14a5d6ad92d5 3418 case MIB_UPLINK_COUNTER:
mluis 2:14a5d6ad92d5 3419 {
mluis 2:14a5d6ad92d5 3420 mibGet->Param.UpLinkCounter = UpLinkCounter;
mluis 2:14a5d6ad92d5 3421 break;
mluis 2:14a5d6ad92d5 3422 }
mluis 2:14a5d6ad92d5 3423 case MIB_DOWNLINK_COUNTER:
mluis 2:14a5d6ad92d5 3424 {
mluis 2:14a5d6ad92d5 3425 mibGet->Param.DownLinkCounter = DownLinkCounter;
mluis 2:14a5d6ad92d5 3426 break;
mluis 2:14a5d6ad92d5 3427 }
mluis 2:14a5d6ad92d5 3428 case MIB_MULTICAST_CHANNEL:
mluis 2:14a5d6ad92d5 3429 {
mluis 2:14a5d6ad92d5 3430 mibGet->Param.MulticastList = MulticastChannels;
mluis 2:14a5d6ad92d5 3431 break;
mluis 2:14a5d6ad92d5 3432 }
mluis 2:14a5d6ad92d5 3433 default:
mluis 2:14a5d6ad92d5 3434 status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3435 break;
mluis 0:91d1a7783bb9 3436 }
mluis 0:91d1a7783bb9 3437
mluis 2:14a5d6ad92d5 3438 return status;
mluis 0:91d1a7783bb9 3439 }
mluis 2:14a5d6ad92d5 3440
mluis 2:14a5d6ad92d5 3441 LoRaMacStatus_t LoRaMacMibSetRequestConfirm( MibRequestConfirm_t *mibSet )
mluis 0:91d1a7783bb9 3442 {
mluis 2:14a5d6ad92d5 3443 LoRaMacStatus_t status = LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3444
mluis 2:14a5d6ad92d5 3445 if( mibSet == NULL )
mluis 2:14a5d6ad92d5 3446 {
mluis 2:14a5d6ad92d5 3447 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 0:91d1a7783bb9 3448 }
mluis 0:91d1a7783bb9 3449 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 0:91d1a7783bb9 3450 {
mluis 2:14a5d6ad92d5 3451 return LORAMAC_STATUS_BUSY;
mluis 0:91d1a7783bb9 3452 }
mluis 2:14a5d6ad92d5 3453
mluis 2:14a5d6ad92d5 3454 switch( mibSet->Type )
mluis 0:91d1a7783bb9 3455 {
mluis 2:14a5d6ad92d5 3456 case MIB_DEVICE_CLASS:
mluis 2:14a5d6ad92d5 3457 {
mluis 2:14a5d6ad92d5 3458 LoRaMacDeviceClass = mibSet->Param.Class;
mluis 2:14a5d6ad92d5 3459 switch( LoRaMacDeviceClass )
mluis 2:14a5d6ad92d5 3460 {
mluis 2:14a5d6ad92d5 3461 case CLASS_A:
mluis 2:14a5d6ad92d5 3462 {
mluis 2:14a5d6ad92d5 3463 // Set the radio into sleep to setup a defined state
mluis 2:14a5d6ad92d5 3464 Radio.Sleep( );
mluis 2:14a5d6ad92d5 3465 break;
mluis 2:14a5d6ad92d5 3466 }
mluis 2:14a5d6ad92d5 3467 case CLASS_B:
mluis 2:14a5d6ad92d5 3468 {
mluis 2:14a5d6ad92d5 3469 break;
mluis 2:14a5d6ad92d5 3470 }
mluis 2:14a5d6ad92d5 3471 case CLASS_C:
mluis 2:14a5d6ad92d5 3472 {
mluis 2:14a5d6ad92d5 3473 // Set the NodeAckRequested indicator to default
mluis 2:14a5d6ad92d5 3474 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 3475 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 3476 break;
mluis 2:14a5d6ad92d5 3477 }
mluis 2:14a5d6ad92d5 3478 }
mluis 2:14a5d6ad92d5 3479 break;
mluis 2:14a5d6ad92d5 3480 }
mluis 2:14a5d6ad92d5 3481 case MIB_NETWORK_JOINED:
mluis 2:14a5d6ad92d5 3482 {
mluis 2:14a5d6ad92d5 3483 IsLoRaMacNetworkJoined = mibSet->Param.IsNetworkJoined;
snelson 8:4816c8449bf2 3484 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 3485 if( IsLoRaMacNetworkJoined == false )
snelson 8:4816c8449bf2 3486 {
snelson 8:4816c8449bf2 3487 NextJoinBlock = 0;
snelson 8:4816c8449bf2 3488 JoinBlocksRemaining = 0xff;
snelson 8:4816c8449bf2 3489 Join500KHzRemaining = 0xff;
snelson 8:4816c8449bf2 3490 }
snelson 8:4816c8449bf2 3491 #endif
mluis 2:14a5d6ad92d5 3492 break;
mluis 2:14a5d6ad92d5 3493 }
mluis 2:14a5d6ad92d5 3494 case MIB_ADR:
mluis 2:14a5d6ad92d5 3495 {
mluis 2:14a5d6ad92d5 3496 AdrCtrlOn = mibSet->Param.AdrEnable;
mluis 2:14a5d6ad92d5 3497 break;
mluis 2:14a5d6ad92d5 3498 }
mluis 2:14a5d6ad92d5 3499 case MIB_NET_ID:
mluis 2:14a5d6ad92d5 3500 {
mluis 2:14a5d6ad92d5 3501 LoRaMacNetID = mibSet->Param.NetID;
mluis 2:14a5d6ad92d5 3502 break;
mluis 2:14a5d6ad92d5 3503 }
mluis 2:14a5d6ad92d5 3504 case MIB_DEV_ADDR:
mluis 2:14a5d6ad92d5 3505 {
mluis 2:14a5d6ad92d5 3506 LoRaMacDevAddr = mibSet->Param.DevAddr;
mluis 2:14a5d6ad92d5 3507 break;
mluis 2:14a5d6ad92d5 3508 }
mluis 2:14a5d6ad92d5 3509 case MIB_NWK_SKEY:
mluis 0:91d1a7783bb9 3510 {
mluis 2:14a5d6ad92d5 3511 if( mibSet->Param.NwkSKey != NULL )
mluis 2:14a5d6ad92d5 3512 {
mluis 2:14a5d6ad92d5 3513 memcpy1( LoRaMacNwkSKey, mibSet->Param.NwkSKey,
mluis 2:14a5d6ad92d5 3514 sizeof( LoRaMacNwkSKey ) );
mluis 2:14a5d6ad92d5 3515 }
mluis 2:14a5d6ad92d5 3516 else
mluis 2:14a5d6ad92d5 3517 {
mluis 2:14a5d6ad92d5 3518 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3519 }
mluis 2:14a5d6ad92d5 3520 break;
mluis 2:14a5d6ad92d5 3521 }
mluis 2:14a5d6ad92d5 3522 case MIB_APP_SKEY:
mluis 2:14a5d6ad92d5 3523 {
mluis 2:14a5d6ad92d5 3524 if( mibSet->Param.AppSKey != NULL )
mluis 2:14a5d6ad92d5 3525 {
mluis 2:14a5d6ad92d5 3526 memcpy1( LoRaMacAppSKey, mibSet->Param.AppSKey,
mluis 2:14a5d6ad92d5 3527 sizeof( LoRaMacAppSKey ) );
mluis 2:14a5d6ad92d5 3528 }
mluis 2:14a5d6ad92d5 3529 else
mluis 2:14a5d6ad92d5 3530 {
mluis 2:14a5d6ad92d5 3531 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3532 }
mluis 2:14a5d6ad92d5 3533 break;
mluis 2:14a5d6ad92d5 3534 }
mluis 2:14a5d6ad92d5 3535 case MIB_PUBLIC_NETWORK:
mluis 2:14a5d6ad92d5 3536 {
mluis 2:14a5d6ad92d5 3537 SetPublicNetwork( mibSet->Param.EnablePublicNetwork );
mluis 2:14a5d6ad92d5 3538 break;
mluis 0:91d1a7783bb9 3539 }
mluis 2:14a5d6ad92d5 3540 case MIB_REPEATER_SUPPORT:
mluis 2:14a5d6ad92d5 3541 {
mluis 2:14a5d6ad92d5 3542 RepeaterSupport = mibSet->Param.EnableRepeaterSupport;
mluis 2:14a5d6ad92d5 3543 break;
mluis 2:14a5d6ad92d5 3544 }
mluis 2:14a5d6ad92d5 3545 case MIB_RX2_CHANNEL:
mluis 2:14a5d6ad92d5 3546 {
mluis 2:14a5d6ad92d5 3547 Rx2Channel = mibSet->Param.Rx2Channel;
mluis 2:14a5d6ad92d5 3548 break;
mluis 2:14a5d6ad92d5 3549 }
mluis 2:14a5d6ad92d5 3550 case MIB_CHANNELS_MASK:
mluis 2:14a5d6ad92d5 3551 {
mluis 2:14a5d6ad92d5 3552 if( mibSet->Param.ChannelsMask )
mluis 2:14a5d6ad92d5 3553 {
mluis 2:14a5d6ad92d5 3554 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 3555 bool chanMaskState = true;
mluis 4:37c12dbc8dc7 3556
mluis 4:37c12dbc8dc7 3557 #if defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 3558 chanMaskState = ValidateChannelMask( mibSet->Param.ChannelsMask );
mluis 4:37c12dbc8dc7 3559 #endif
mluis 4:37c12dbc8dc7 3560 if( chanMaskState == true )
mluis 2:14a5d6ad92d5 3561 {
ubhat 20:92764fda7371 3562 if( ( CountNbEnabled125kHzChannels( mibSet->Param.ChannelsMask ) < HYBRD_CHNLS_MIN ) &&
mluis 4:37c12dbc8dc7 3563 ( CountNbEnabled125kHzChannels( mibSet->Param.ChannelsMask ) > 0 ) )
mluis 4:37c12dbc8dc7 3564 {
mluis 4:37c12dbc8dc7 3565 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 4:37c12dbc8dc7 3566 }
mluis 4:37c12dbc8dc7 3567 else
mluis 4:37c12dbc8dc7 3568 {
mluis 4:37c12dbc8dc7 3569 memcpy1( ( uint8_t* ) ChannelsMask,
mluis 4:37c12dbc8dc7 3570 ( uint8_t* ) mibSet->Param.ChannelsMask, sizeof( ChannelsMask ) );
mluis 4:37c12dbc8dc7 3571 for ( uint8_t i = 0; i < sizeof( ChannelsMask ) / 2; i++ )
mluis 4:37c12dbc8dc7 3572 {
mluis 4:37c12dbc8dc7 3573 // Disable channels which are no longer available
mluis 4:37c12dbc8dc7 3574 ChannelsMaskRemaining[i] &= ChannelsMask[i];
mluis 4:37c12dbc8dc7 3575 }
mluis 4:37c12dbc8dc7 3576 }
mluis 2:14a5d6ad92d5 3577 }
mluis 2:14a5d6ad92d5 3578 else
mluis 2:14a5d6ad92d5 3579 {
mluis 4:37c12dbc8dc7 3580 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3581 }
mluis 0:91d1a7783bb9 3582 #else
mluis 2:14a5d6ad92d5 3583 memcpy1( ( uint8_t* ) ChannelsMask,
mluis 2:14a5d6ad92d5 3584 ( uint8_t* ) mibSet->Param.ChannelsMask, 2 );
mluis 0:91d1a7783bb9 3585 #endif
mluis 2:14a5d6ad92d5 3586 }
mluis 2:14a5d6ad92d5 3587 else
mluis 2:14a5d6ad92d5 3588 {
mluis 2:14a5d6ad92d5 3589 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3590 }
mluis 2:14a5d6ad92d5 3591 break;
mluis 2:14a5d6ad92d5 3592 }
mluis 2:14a5d6ad92d5 3593 case MIB_CHANNELS_NB_REP:
mluis 2:14a5d6ad92d5 3594 {
mluis 2:14a5d6ad92d5 3595 if( ( mibSet->Param.ChannelNbRep >= 1 ) &&
mluis 2:14a5d6ad92d5 3596 ( mibSet->Param.ChannelNbRep <= 15 ) )
mluis 2:14a5d6ad92d5 3597 {
mluis 2:14a5d6ad92d5 3598 ChannelsNbRep = mibSet->Param.ChannelNbRep;
mluis 2:14a5d6ad92d5 3599 }
mluis 2:14a5d6ad92d5 3600 else
mluis 2:14a5d6ad92d5 3601 {
mluis 2:14a5d6ad92d5 3602 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3603 }
mluis 2:14a5d6ad92d5 3604 break;
mluis 2:14a5d6ad92d5 3605 }
mluis 2:14a5d6ad92d5 3606 case MIB_MAX_RX_WINDOW_DURATION:
mluis 2:14a5d6ad92d5 3607 {
mluis 2:14a5d6ad92d5 3608 MaxRxWindow = mibSet->Param.MaxRxWindow;
mluis 2:14a5d6ad92d5 3609 break;
mluis 2:14a5d6ad92d5 3610 }
mluis 2:14a5d6ad92d5 3611 case MIB_RECEIVE_DELAY_1:
mluis 2:14a5d6ad92d5 3612 {
mluis 2:14a5d6ad92d5 3613 ReceiveDelay1 = mibSet->Param.ReceiveDelay1;
mluis 2:14a5d6ad92d5 3614 break;
mluis 2:14a5d6ad92d5 3615 }
mluis 2:14a5d6ad92d5 3616 case MIB_RECEIVE_DELAY_2:
mluis 2:14a5d6ad92d5 3617 {
mluis 2:14a5d6ad92d5 3618 ReceiveDelay2 = mibSet->Param.ReceiveDelay2;
mluis 2:14a5d6ad92d5 3619 break;
mluis 2:14a5d6ad92d5 3620 }
mluis 2:14a5d6ad92d5 3621 case MIB_JOIN_ACCEPT_DELAY_1:
mluis 2:14a5d6ad92d5 3622 {
mluis 2:14a5d6ad92d5 3623 JoinAcceptDelay1 = mibSet->Param.JoinAcceptDelay1;
mluis 2:14a5d6ad92d5 3624 break;
mluis 2:14a5d6ad92d5 3625 }
mluis 2:14a5d6ad92d5 3626 case MIB_JOIN_ACCEPT_DELAY_2:
mluis 2:14a5d6ad92d5 3627 {
mluis 2:14a5d6ad92d5 3628 JoinAcceptDelay2 = mibSet->Param.JoinAcceptDelay2;
mluis 2:14a5d6ad92d5 3629 break;
mluis 2:14a5d6ad92d5 3630 }
mluis 4:37c12dbc8dc7 3631 case MIB_CHANNELS_DEFAULT_DATARATE:
mluis 4:37c12dbc8dc7 3632 {
mluis 4:37c12dbc8dc7 3633 if( ValueInRange( mibSet->Param.ChannelsDefaultDatarate,
mluis 4:37c12dbc8dc7 3634 LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) )
mluis 4:37c12dbc8dc7 3635 {
mluis 4:37c12dbc8dc7 3636 ChannelsDefaultDatarate = mibSet->Param.ChannelsDefaultDatarate;
mluis 4:37c12dbc8dc7 3637 }
mluis 4:37c12dbc8dc7 3638 else
mluis 4:37c12dbc8dc7 3639 {
mluis 4:37c12dbc8dc7 3640 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 4:37c12dbc8dc7 3641 }
mluis 4:37c12dbc8dc7 3642 break;
mluis 4:37c12dbc8dc7 3643 }
mluis 2:14a5d6ad92d5 3644 case MIB_CHANNELS_DATARATE:
mluis 2:14a5d6ad92d5 3645 {
mluis 2:14a5d6ad92d5 3646 if( ValueInRange( mibSet->Param.ChannelsDatarate,
mluis 4:37c12dbc8dc7 3647 LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) )
mluis 2:14a5d6ad92d5 3648 {
mluis 2:14a5d6ad92d5 3649 ChannelsDatarate = mibSet->Param.ChannelsDatarate;
mluis 2:14a5d6ad92d5 3650 }
mluis 2:14a5d6ad92d5 3651 else
mluis 2:14a5d6ad92d5 3652 {
mluis 2:14a5d6ad92d5 3653 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3654 }
mluis 2:14a5d6ad92d5 3655 break;
mluis 2:14a5d6ad92d5 3656 }
mluis 2:14a5d6ad92d5 3657 case MIB_CHANNELS_TX_POWER:
mluis 2:14a5d6ad92d5 3658 {
mluis 2:14a5d6ad92d5 3659 if( ValueInRange( mibSet->Param.ChannelsTxPower,
mluis 2:14a5d6ad92d5 3660 LORAMAC_MAX_TX_POWER, LORAMAC_MIN_TX_POWER ) )
mluis 2:14a5d6ad92d5 3661 {
snelson 9:ad93de20d720 3662 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 9:ad93de20d720 3663 int8_t txPower = LimitTxPower( mibSet->Param.ChannelsTxPower );
snelson 9:ad93de20d720 3664 if( txPower == mibSet->Param.ChannelsTxPower )
snelson 9:ad93de20d720 3665 {
snelson 9:ad93de20d720 3666 ChannelsTxPower = mibSet->Param.ChannelsTxPower;
snelson 9:ad93de20d720 3667 }
snelson 9:ad93de20d720 3668 else
snelson 9:ad93de20d720 3669 {
snelson 9:ad93de20d720 3670 status = LORAMAC_STATUS_PARAMETER_INVALID;
snelson 9:ad93de20d720 3671 }
snelson 9:ad93de20d720 3672 #else
mluis 2:14a5d6ad92d5 3673 ChannelsTxPower = mibSet->Param.ChannelsTxPower;
snelson 9:ad93de20d720 3674 #endif
mluis 2:14a5d6ad92d5 3675 }
mluis 2:14a5d6ad92d5 3676 else
mluis 2:14a5d6ad92d5 3677 {
mluis 2:14a5d6ad92d5 3678 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3679 }
mluis 2:14a5d6ad92d5 3680 break;
mluis 2:14a5d6ad92d5 3681 }
mluis 4:37c12dbc8dc7 3682 case MIB_UPLINK_COUNTER:
mluis 4:37c12dbc8dc7 3683 {
mluis 4:37c12dbc8dc7 3684 UpLinkCounter = mibSet->Param.UpLinkCounter;
mluis 4:37c12dbc8dc7 3685 break;
mluis 4:37c12dbc8dc7 3686 }
mluis 4:37c12dbc8dc7 3687 case MIB_DOWNLINK_COUNTER:
mluis 4:37c12dbc8dc7 3688 {
mluis 4:37c12dbc8dc7 3689 DownLinkCounter = mibSet->Param.DownLinkCounter;
mluis 4:37c12dbc8dc7 3690 break;
mluis 4:37c12dbc8dc7 3691 }
mluis 2:14a5d6ad92d5 3692 default:
mluis 2:14a5d6ad92d5 3693 status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3694 break;
mluis 0:91d1a7783bb9 3695 }
mluis 0:91d1a7783bb9 3696
mluis 2:14a5d6ad92d5 3697 return status;
mluis 0:91d1a7783bb9 3698 }
mluis 0:91d1a7783bb9 3699
mluis 2:14a5d6ad92d5 3700 LoRaMacStatus_t LoRaMacChannelAdd( uint8_t id, ChannelParams_t params )
mluis 0:91d1a7783bb9 3701 {
mluis 3:b9d87593a8ae 3702 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 3:b9d87593a8ae 3703 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 3:b9d87593a8ae 3704 #else
mluis 3:b9d87593a8ae 3705 bool datarateInvalid = false;
mluis 3:b9d87593a8ae 3706 bool frequencyInvalid = false;
mluis 3:b9d87593a8ae 3707 uint8_t band = 0;
mluis 3:b9d87593a8ae 3708
mluis 3:b9d87593a8ae 3709 // The id must not exceed LORA_MAX_NB_CHANNELS
mluis 2:14a5d6ad92d5 3710 if( id >= LORA_MAX_NB_CHANNELS )
mluis 0:91d1a7783bb9 3711 {
mluis 2:14a5d6ad92d5 3712 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 0:91d1a7783bb9 3713 }
mluis 3:b9d87593a8ae 3714 // Validate if the MAC is in a correct state
mluis 2:14a5d6ad92d5 3715 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 0:91d1a7783bb9 3716 {
mluis 3:b9d87593a8ae 3717 if( ( LoRaMacState & MAC_TX_CONFIG ) != MAC_TX_CONFIG )
mluis 3:b9d87593a8ae 3718 {
mluis 3:b9d87593a8ae 3719 return LORAMAC_STATUS_BUSY;
mluis 3:b9d87593a8ae 3720 }
mluis 0:91d1a7783bb9 3721 }
mluis 3:b9d87593a8ae 3722 // Validate the datarate
mluis 2:14a5d6ad92d5 3723 if( ( params.DrRange.Fields.Min > params.DrRange.Fields.Max ) ||
mluis 4:37c12dbc8dc7 3724 ( ValueInRange( params.DrRange.Fields.Min, LORAMAC_TX_MIN_DATARATE,
mluis 4:37c12dbc8dc7 3725 LORAMAC_TX_MAX_DATARATE ) == false ) ||
mluis 4:37c12dbc8dc7 3726 ( ValueInRange( params.DrRange.Fields.Max, LORAMAC_TX_MIN_DATARATE,
mluis 4:37c12dbc8dc7 3727 LORAMAC_TX_MAX_DATARATE ) == false ) )
mluis 0:91d1a7783bb9 3728 {
mluis 3:b9d87593a8ae 3729 datarateInvalid = true;
mluis 0:91d1a7783bb9 3730 }
mluis 2:14a5d6ad92d5 3731
mluis 3:b9d87593a8ae 3732 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 3:b9d87593a8ae 3733 if( id < 3 )
mluis 0:91d1a7783bb9 3734 {
mluis 3:b9d87593a8ae 3735 if( params.Frequency != Channels[id].Frequency )
mluis 0:91d1a7783bb9 3736 {
mluis 3:b9d87593a8ae 3737 frequencyInvalid = true;
mluis 3:b9d87593a8ae 3738 }
mluis 3:b9d87593a8ae 3739
mluis 4:37c12dbc8dc7 3740 if( params.DrRange.Fields.Min > ChannelsDefaultDatarate )
mluis 3:b9d87593a8ae 3741 {
mluis 3:b9d87593a8ae 3742 datarateInvalid = true;
mluis 3:b9d87593a8ae 3743 }
mluis 4:37c12dbc8dc7 3744 if( ValueInRange( params.DrRange.Fields.Max, DR_5, LORAMAC_TX_MAX_DATARATE ) == false )
mluis 3:b9d87593a8ae 3745 {
mluis 3:b9d87593a8ae 3746 datarateInvalid = true;
mluis 0:91d1a7783bb9 3747 }
mluis 0:91d1a7783bb9 3748 }
mluis 3:b9d87593a8ae 3749 #endif
mluis 3:b9d87593a8ae 3750
mluis 3:b9d87593a8ae 3751 // Validate the frequency
mluis 3:b9d87593a8ae 3752 if( ( Radio.CheckRfFrequency( params.Frequency ) == true ) && ( params.Frequency > 0 ) && ( frequencyInvalid == false ) )
mluis 0:91d1a7783bb9 3753 {
mluis 3:b9d87593a8ae 3754 #if defined( USE_BAND_868 )
mluis 3:b9d87593a8ae 3755 if( ( params.Frequency >= 865000000 ) && ( params.Frequency <= 868000000 ) )
mluis 0:91d1a7783bb9 3756 {
mluis 3:b9d87593a8ae 3757 band = BAND_G1_0;
mluis 0:91d1a7783bb9 3758 }
mluis 3:b9d87593a8ae 3759 else if( ( params.Frequency > 868000000 ) && ( params.Frequency <= 868600000 ) )
mluis 0:91d1a7783bb9 3760 {
mluis 3:b9d87593a8ae 3761 band = BAND_G1_1;
mluis 0:91d1a7783bb9 3762 }
mluis 3:b9d87593a8ae 3763 else if( ( params.Frequency >= 868700000 ) && ( params.Frequency <= 869200000 ) )
mluis 0:91d1a7783bb9 3764 {
mluis 3:b9d87593a8ae 3765 band = BAND_G1_2;
mluis 3:b9d87593a8ae 3766 }
mluis 3:b9d87593a8ae 3767 else if( ( params.Frequency >= 869400000 ) && ( params.Frequency <= 869650000 ) )
mluis 3:b9d87593a8ae 3768 {
mluis 3:b9d87593a8ae 3769 band = BAND_G1_3;
mluis 0:91d1a7783bb9 3770 }
mluis 3:b9d87593a8ae 3771 else if( ( params.Frequency >= 869700000 ) && ( params.Frequency <= 870000000 ) )
mluis 0:91d1a7783bb9 3772 {
mluis 3:b9d87593a8ae 3773 band = BAND_G1_4;
mluis 0:91d1a7783bb9 3774 }
mluis 3:b9d87593a8ae 3775 else
mluis 3:b9d87593a8ae 3776 {
mluis 3:b9d87593a8ae 3777 frequencyInvalid = true;
mluis 3:b9d87593a8ae 3778 }
mluis 3:b9d87593a8ae 3779 #endif
mluis 0:91d1a7783bb9 3780 }
mluis 0:91d1a7783bb9 3781 else
mluis 0:91d1a7783bb9 3782 {
mluis 3:b9d87593a8ae 3783 frequencyInvalid = true;
mluis 3:b9d87593a8ae 3784 }
mluis 3:b9d87593a8ae 3785
mluis 3:b9d87593a8ae 3786 if( ( datarateInvalid == true ) && ( frequencyInvalid == true ) )
mluis 3:b9d87593a8ae 3787 {
mluis 3:b9d87593a8ae 3788 return LORAMAC_STATUS_FREQ_AND_DR_INVALID;
mluis 0:91d1a7783bb9 3789 }
mluis 3:b9d87593a8ae 3790 if( datarateInvalid == true )
mluis 3:b9d87593a8ae 3791 {
mluis 3:b9d87593a8ae 3792 return LORAMAC_STATUS_DATARATE_INVALID;
mluis 3:b9d87593a8ae 3793 }
mluis 3:b9d87593a8ae 3794 if( frequencyInvalid == true )
mluis 0:91d1a7783bb9 3795 {
mluis 3:b9d87593a8ae 3796 return LORAMAC_STATUS_FREQUENCY_INVALID;
mluis 2:14a5d6ad92d5 3797 }
mluis 2:14a5d6ad92d5 3798
mluis 3:b9d87593a8ae 3799 // Every parameter is valid, activate the channel
mluis 3:b9d87593a8ae 3800 Channels[id] = params;
mluis 3:b9d87593a8ae 3801 Channels[id].Band = band;
mluis 3:b9d87593a8ae 3802 ChannelsMask[0] |= ( 1 << id );
mluis 3:b9d87593a8ae 3803
mluis 2:14a5d6ad92d5 3804 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3805 #endif
mluis 0:91d1a7783bb9 3806 }
mluis 0:91d1a7783bb9 3807
mluis 2:14a5d6ad92d5 3808 LoRaMacStatus_t LoRaMacChannelRemove( uint8_t id )
mluis 0:91d1a7783bb9 3809 {
mluis 3:b9d87593a8ae 3810 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3811 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 0:91d1a7783bb9 3812 {
mluis 3:b9d87593a8ae 3813 if( ( LoRaMacState & MAC_TX_CONFIG ) != MAC_TX_CONFIG )
mluis 3:b9d87593a8ae 3814 {
mluis 3:b9d87593a8ae 3815 return LORAMAC_STATUS_BUSY;
mluis 3:b9d87593a8ae 3816 }
mluis 0:91d1a7783bb9 3817 }
mluis 3:b9d87593a8ae 3818
mluis 4:37c12dbc8dc7 3819 if( ( id < 3 ) || ( id >= LORA_MAX_NB_CHANNELS ) )
mluis 0:91d1a7783bb9 3820 {
mluis 3:b9d87593a8ae 3821 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 3:b9d87593a8ae 3822 }
mluis 3:b9d87593a8ae 3823 else
mluis 3:b9d87593a8ae 3824 {
mluis 3:b9d87593a8ae 3825 // Remove the channel from the list of channels
mluis 3:b9d87593a8ae 3826 Channels[id] = ( ChannelParams_t ){ 0, { 0 }, 0 };
mluis 4:37c12dbc8dc7 3827
mluis 3:b9d87593a8ae 3828 // Disable the channel as it doesn't exist anymore
mluis 3:b9d87593a8ae 3829 if( DisableChannelInMask( id, ChannelsMask ) == false )
mluis 2:14a5d6ad92d5 3830 {
mluis 2:14a5d6ad92d5 3831 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3832 }
mluis 0:91d1a7783bb9 3833 }
mluis 3:b9d87593a8ae 3834 return LORAMAC_STATUS_OK;
mluis 3:b9d87593a8ae 3835 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 3:b9d87593a8ae 3836 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3837 #endif
mluis 2:14a5d6ad92d5 3838 }
mluis 2:14a5d6ad92d5 3839
mluis 2:14a5d6ad92d5 3840 LoRaMacStatus_t LoRaMacMulticastChannelLink( MulticastParams_t *channelParam )
mluis 2:14a5d6ad92d5 3841 {
mluis 2:14a5d6ad92d5 3842 if( channelParam == NULL )
mluis 2:14a5d6ad92d5 3843 {
mluis 2:14a5d6ad92d5 3844 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3845 }
mluis 2:14a5d6ad92d5 3846 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 2:14a5d6ad92d5 3847 {
mluis 2:14a5d6ad92d5 3848 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3849 }
mluis 2:14a5d6ad92d5 3850
mluis 2:14a5d6ad92d5 3851 // Reset downlink counter
mluis 2:14a5d6ad92d5 3852 channelParam->DownLinkCounter = 0;
mluis 2:14a5d6ad92d5 3853
mluis 2:14a5d6ad92d5 3854 if( MulticastChannels == NULL )
mluis 2:14a5d6ad92d5 3855 {
mluis 2:14a5d6ad92d5 3856 // New node is the fist element
mluis 2:14a5d6ad92d5 3857 MulticastChannels = channelParam;
mluis 0:91d1a7783bb9 3858 }
mluis 0:91d1a7783bb9 3859 else
mluis 0:91d1a7783bb9 3860 {
mluis 2:14a5d6ad92d5 3861 MulticastParams_t *cur = MulticastChannels;
mluis 2:14a5d6ad92d5 3862
mluis 2:14a5d6ad92d5 3863 // Search the last node in the list
mluis 2:14a5d6ad92d5 3864 while( cur->Next != NULL )
mluis 2:14a5d6ad92d5 3865 {
mluis 2:14a5d6ad92d5 3866 cur = cur->Next;
mluis 2:14a5d6ad92d5 3867 }
mluis 2:14a5d6ad92d5 3868 // This function always finds the last node
mluis 2:14a5d6ad92d5 3869 cur->Next = channelParam;
mluis 0:91d1a7783bb9 3870 }
mluis 2:14a5d6ad92d5 3871
mluis 2:14a5d6ad92d5 3872 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3873 }
mluis 0:91d1a7783bb9 3874
mluis 2:14a5d6ad92d5 3875 LoRaMacStatus_t LoRaMacMulticastChannelUnlink( MulticastParams_t *channelParam )
mluis 0:91d1a7783bb9 3876 {
mluis 2:14a5d6ad92d5 3877 if( channelParam == NULL )
mluis 0:91d1a7783bb9 3878 {
mluis 2:14a5d6ad92d5 3879 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 0:91d1a7783bb9 3880 }
mluis 2:14a5d6ad92d5 3881 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 2:14a5d6ad92d5 3882 {
mluis 2:14a5d6ad92d5 3883 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3884 }
mluis 2:14a5d6ad92d5 3885
mluis 2:14a5d6ad92d5 3886 if( MulticastChannels != NULL )
mluis 0:91d1a7783bb9 3887 {
mluis 2:14a5d6ad92d5 3888 if( MulticastChannels == channelParam )
mluis 2:14a5d6ad92d5 3889 {
mluis 2:14a5d6ad92d5 3890 // First element
mluis 2:14a5d6ad92d5 3891 MulticastChannels = channelParam->Next;
mluis 2:14a5d6ad92d5 3892 }
mluis 2:14a5d6ad92d5 3893 else
mluis 2:14a5d6ad92d5 3894 {
mluis 2:14a5d6ad92d5 3895 MulticastParams_t *cur = MulticastChannels;
mluis 2:14a5d6ad92d5 3896
mluis 2:14a5d6ad92d5 3897 // Search the node in the list
mluis 2:14a5d6ad92d5 3898 while( cur->Next && cur->Next != channelParam )
mluis 2:14a5d6ad92d5 3899 {
mluis 2:14a5d6ad92d5 3900 cur = cur->Next;
mluis 2:14a5d6ad92d5 3901 }
mluis 2:14a5d6ad92d5 3902 // If we found the node, remove it
mluis 2:14a5d6ad92d5 3903 if( cur->Next )
mluis 2:14a5d6ad92d5 3904 {
mluis 2:14a5d6ad92d5 3905 cur->Next = channelParam->Next;
mluis 2:14a5d6ad92d5 3906 }
mluis 2:14a5d6ad92d5 3907 }
mluis 2:14a5d6ad92d5 3908 channelParam->Next = NULL;
mluis 0:91d1a7783bb9 3909 }
mluis 2:14a5d6ad92d5 3910
mluis 2:14a5d6ad92d5 3911 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3912 }
mluis 0:91d1a7783bb9 3913
mluis 2:14a5d6ad92d5 3914 LoRaMacStatus_t LoRaMacMlmeRequest( MlmeReq_t *mlmeRequest )
mluis 0:91d1a7783bb9 3915 {
mluis 2:14a5d6ad92d5 3916 LoRaMacStatus_t status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3917 LoRaMacHeader_t macHdr;
mluis 2:14a5d6ad92d5 3918
mluis 2:14a5d6ad92d5 3919 if( mlmeRequest == NULL )
mluis 2:14a5d6ad92d5 3920 {
mluis 2:14a5d6ad92d5 3921 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3922 }
mluis 2:14a5d6ad92d5 3923 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 2:14a5d6ad92d5 3924 {
mluis 2:14a5d6ad92d5 3925 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3926 }
mluis 2:14a5d6ad92d5 3927
mluis 2:14a5d6ad92d5 3928 memset1( ( uint8_t* ) &MlmeConfirm, 0, sizeof( MlmeConfirm ) );
mluis 2:14a5d6ad92d5 3929
mluis 2:14a5d6ad92d5 3930 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 3931
mluis 2:14a5d6ad92d5 3932 switch( mlmeRequest->Type )
mluis 2:14a5d6ad92d5 3933 {
mluis 2:14a5d6ad92d5 3934 case MLME_JOIN:
mluis 2:14a5d6ad92d5 3935 {
mluis 2:14a5d6ad92d5 3936 if( ( LoRaMacState & MAC_TX_DELAYED ) == MAC_TX_DELAYED )
mluis 2:14a5d6ad92d5 3937 {
mluis 6:d7a34ded7c87 3938 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3939 }
mluis 2:14a5d6ad92d5 3940
mluis 2:14a5d6ad92d5 3941 MlmeConfirm.MlmeRequest = mlmeRequest->Type;
mluis 2:14a5d6ad92d5 3942
mluis 2:14a5d6ad92d5 3943 if( ( mlmeRequest->Req.Join.DevEui == NULL ) ||
mluis 2:14a5d6ad92d5 3944 ( mlmeRequest->Req.Join.AppEui == NULL ) ||
mluis 2:14a5d6ad92d5 3945 ( mlmeRequest->Req.Join.AppKey == NULL ) )
mluis 2:14a5d6ad92d5 3946 {
mluis 2:14a5d6ad92d5 3947 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3948 }
mluis 2:14a5d6ad92d5 3949
mluis 2:14a5d6ad92d5 3950 LoRaMacFlags.Bits.MlmeReq = 1;
mluis 2:14a5d6ad92d5 3951
mluis 2:14a5d6ad92d5 3952 LoRaMacDevEui = mlmeRequest->Req.Join.DevEui;
mluis 2:14a5d6ad92d5 3953 LoRaMacAppEui = mlmeRequest->Req.Join.AppEui;
mluis 2:14a5d6ad92d5 3954 LoRaMacAppKey = mlmeRequest->Req.Join.AppKey;
mluis 2:14a5d6ad92d5 3955
snelson 8:4816c8449bf2 3956 if( LoRaMacCalcJoinBackOff( ) != 0 )
snelson 8:4816c8449bf2 3957 {
snelson 8:4816c8449bf2 3958 return LORAMAC_STATUS_TX_DCYCLE_EXCEEDED;
snelson 8:4816c8449bf2 3959 }
snelson 8:4816c8449bf2 3960
mluis 2:14a5d6ad92d5 3961 macHdr.Value = 0;
mluis 2:14a5d6ad92d5 3962 macHdr.Bits.MType = FRAME_TYPE_JOIN_REQ;
mluis 2:14a5d6ad92d5 3963
snelson 8:4816c8449bf2 3964 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 3965 if ( IsLoRaMacNetworkJoined == true )
snelson 8:4816c8449bf2 3966 {
snelson 8:4816c8449bf2 3967 NextJoinBlock = 0;
snelson 8:4816c8449bf2 3968 JoinBlocksRemaining = 0xff;
snelson 8:4816c8449bf2 3969 Join500KHzRemaining = 0xff;
snelson 8:4816c8449bf2 3970 IsLoRaMacNetworkJoined = false;
snelson 8:4816c8449bf2 3971 }
snelson 8:4816c8449bf2 3972 #endif
mluis 2:14a5d6ad92d5 3973
mluis 2:14a5d6ad92d5 3974 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 3975 #if defined( USE_BAND_915 )
mluis 3:b9d87593a8ae 3976 // Re-enable 500 kHz default channels
mluis 3:b9d87593a8ae 3977 ChannelsMask[4] = 0x00FF;
mluis 3:b9d87593a8ae 3978 #else // defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 3979 // Re-enable 500 kHz default channels
mluis 3:b9d87593a8ae 3980 ChannelsMask[4] = 0x0001;
mluis 3:b9d87593a8ae 3981 #endif
mluis 3:b9d87593a8ae 3982
mluis 2:14a5d6ad92d5 3983 static uint8_t drSwitch = 0;
mluis 2:14a5d6ad92d5 3984
mluis 2:14a5d6ad92d5 3985 if( ( ++drSwitch & 0x01 ) == 0x01 )
mluis 2:14a5d6ad92d5 3986 {
mluis 2:14a5d6ad92d5 3987 ChannelsDatarate = DR_0;
mluis 2:14a5d6ad92d5 3988 }
mluis 2:14a5d6ad92d5 3989 else
mluis 2:14a5d6ad92d5 3990 {
mluis 2:14a5d6ad92d5 3991 ChannelsDatarate = DR_4;
mluis 2:14a5d6ad92d5 3992 }
mluis 2:14a5d6ad92d5 3993 #endif
mluis 2:14a5d6ad92d5 3994
mluis 2:14a5d6ad92d5 3995 status = Send( &macHdr, 0, NULL, 0 );
mluis 2:14a5d6ad92d5 3996 break;
mluis 2:14a5d6ad92d5 3997 }
mluis 2:14a5d6ad92d5 3998 case MLME_LINK_CHECK:
mluis 2:14a5d6ad92d5 3999 {
mluis 2:14a5d6ad92d5 4000 LoRaMacFlags.Bits.MlmeReq = 1;
mluis 2:14a5d6ad92d5 4001 // LoRaMac will send this command piggy-pack
mluis 2:14a5d6ad92d5 4002 MlmeConfirm.MlmeRequest = mlmeRequest->Type;
mluis 2:14a5d6ad92d5 4003
mluis 2:14a5d6ad92d5 4004 status = AddMacCommand( MOTE_MAC_LINK_CHECK_REQ, 0, 0 );
mluis 2:14a5d6ad92d5 4005 break;
mluis 2:14a5d6ad92d5 4006 }
mluis 2:14a5d6ad92d5 4007 default:
mluis 2:14a5d6ad92d5 4008 break;
mluis 2:14a5d6ad92d5 4009 }
mluis 2:14a5d6ad92d5 4010
mluis 2:14a5d6ad92d5 4011 if( status != LORAMAC_STATUS_OK )
mluis 2:14a5d6ad92d5 4012 {
mluis 2:14a5d6ad92d5 4013 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 4014 LoRaMacFlags.Bits.MlmeReq = 0;
mluis 2:14a5d6ad92d5 4015 }
mluis 2:14a5d6ad92d5 4016
mluis 2:14a5d6ad92d5 4017 return status;
mluis 0:91d1a7783bb9 4018 }
mluis 0:91d1a7783bb9 4019
mluis 2:14a5d6ad92d5 4020 LoRaMacStatus_t LoRaMacMcpsRequest( McpsReq_t *mcpsRequest )
mluis 0:91d1a7783bb9 4021 {
mluis 2:14a5d6ad92d5 4022 LoRaMacStatus_t status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 4023 LoRaMacHeader_t macHdr;
mluis 2:14a5d6ad92d5 4024 uint8_t fPort = 0;
mluis 2:14a5d6ad92d5 4025 void *fBuffer;
mluis 2:14a5d6ad92d5 4026 uint16_t fBufferSize;
mluis 2:14a5d6ad92d5 4027 int8_t datarate;
mluis 2:14a5d6ad92d5 4028 bool readyToSend = false;
mluis 2:14a5d6ad92d5 4029
mluis 2:14a5d6ad92d5 4030 if( mcpsRequest == NULL )
mluis 2:14a5d6ad92d5 4031 {
mluis 2:14a5d6ad92d5 4032 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 4033 }
mluis 2:14a5d6ad92d5 4034 if( ( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING ) ||
mluis 2:14a5d6ad92d5 4035 ( ( LoRaMacState & MAC_TX_DELAYED ) == MAC_TX_DELAYED ) )
mluis 2:14a5d6ad92d5 4036 {
mluis 2:14a5d6ad92d5 4037 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 4038 }
mluis 2:14a5d6ad92d5 4039
mluis 2:14a5d6ad92d5 4040 macHdr.Value = 0;
mluis 2:14a5d6ad92d5 4041 memset1 ( ( uint8_t* ) &McpsConfirm, 0, sizeof( McpsConfirm ) );
mluis 2:14a5d6ad92d5 4042 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 4043
mluis 2:14a5d6ad92d5 4044 switch( mcpsRequest->Type )
mluis 2:14a5d6ad92d5 4045 {
mluis 2:14a5d6ad92d5 4046 case MCPS_UNCONFIRMED:
mluis 2:14a5d6ad92d5 4047 {
mluis 2:14a5d6ad92d5 4048 readyToSend = true;
mluis 2:14a5d6ad92d5 4049 AckTimeoutRetries = 1;
mluis 2:14a5d6ad92d5 4050
mluis 2:14a5d6ad92d5 4051 macHdr.Bits.MType = FRAME_TYPE_DATA_UNCONFIRMED_UP;
mluis 2:14a5d6ad92d5 4052 fPort = mcpsRequest->Req.Unconfirmed.fPort;
mluis 2:14a5d6ad92d5 4053 fBuffer = mcpsRequest->Req.Unconfirmed.fBuffer;
mluis 2:14a5d6ad92d5 4054 fBufferSize = mcpsRequest->Req.Unconfirmed.fBufferSize;
mluis 2:14a5d6ad92d5 4055 datarate = mcpsRequest->Req.Unconfirmed.Datarate;
mluis 2:14a5d6ad92d5 4056 break;
mluis 2:14a5d6ad92d5 4057 }
mluis 2:14a5d6ad92d5 4058 case MCPS_CONFIRMED:
mluis 2:14a5d6ad92d5 4059 {
mluis 2:14a5d6ad92d5 4060 readyToSend = true;
mluis 2:14a5d6ad92d5 4061 AckTimeoutRetriesCounter = 1;
mluis 3:b9d87593a8ae 4062 AckTimeoutRetries = mcpsRequest->Req.Confirmed.NbTrials;
mluis 2:14a5d6ad92d5 4063
mluis 2:14a5d6ad92d5 4064 macHdr.Bits.MType = FRAME_TYPE_DATA_CONFIRMED_UP;
mluis 2:14a5d6ad92d5 4065 fPort = mcpsRequest->Req.Confirmed.fPort;
mluis 2:14a5d6ad92d5 4066 fBuffer = mcpsRequest->Req.Confirmed.fBuffer;
mluis 2:14a5d6ad92d5 4067 fBufferSize = mcpsRequest->Req.Confirmed.fBufferSize;
mluis 2:14a5d6ad92d5 4068 datarate = mcpsRequest->Req.Confirmed.Datarate;
mluis 2:14a5d6ad92d5 4069 break;
mluis 2:14a5d6ad92d5 4070 }
mluis 2:14a5d6ad92d5 4071 case MCPS_PROPRIETARY:
mluis 2:14a5d6ad92d5 4072 {
mluis 2:14a5d6ad92d5 4073 readyToSend = true;
mluis 2:14a5d6ad92d5 4074 AckTimeoutRetries = 1;
mluis 2:14a5d6ad92d5 4075
mluis 2:14a5d6ad92d5 4076 macHdr.Bits.MType = FRAME_TYPE_PROPRIETARY;
mluis 2:14a5d6ad92d5 4077 fBuffer = mcpsRequest->Req.Proprietary.fBuffer;
mluis 2:14a5d6ad92d5 4078 fBufferSize = mcpsRequest->Req.Proprietary.fBufferSize;
mluis 2:14a5d6ad92d5 4079 datarate = mcpsRequest->Req.Proprietary.Datarate;
mluis 2:14a5d6ad92d5 4080 break;
mluis 2:14a5d6ad92d5 4081 }
mluis 2:14a5d6ad92d5 4082 default:
mluis 2:14a5d6ad92d5 4083 break;
mluis 2:14a5d6ad92d5 4084 }
mluis 2:14a5d6ad92d5 4085
mluis 2:14a5d6ad92d5 4086 if( readyToSend == true )
mluis 2:14a5d6ad92d5 4087 {
mluis 2:14a5d6ad92d5 4088 if( AdrCtrlOn == false )
mluis 2:14a5d6ad92d5 4089 {
mluis 4:37c12dbc8dc7 4090 if( ValueInRange( datarate, LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) == true )
mluis 2:14a5d6ad92d5 4091 {
mluis 2:14a5d6ad92d5 4092 ChannelsDatarate = datarate;
mluis 2:14a5d6ad92d5 4093 }
mluis 2:14a5d6ad92d5 4094 else
mluis 2:14a5d6ad92d5 4095 {
mluis 2:14a5d6ad92d5 4096 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 4097 }
mluis 2:14a5d6ad92d5 4098 }
mluis 2:14a5d6ad92d5 4099
mluis 2:14a5d6ad92d5 4100 status = Send( &macHdr, fPort, fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 4101 if( status == LORAMAC_STATUS_OK )
mluis 2:14a5d6ad92d5 4102 {
mluis 2:14a5d6ad92d5 4103 McpsConfirm.McpsRequest = mcpsRequest->Type;
mluis 2:14a5d6ad92d5 4104 LoRaMacFlags.Bits.McpsReq = 1;
mluis 2:14a5d6ad92d5 4105 }
mluis 2:14a5d6ad92d5 4106 else
mluis 2:14a5d6ad92d5 4107 {
mluis 2:14a5d6ad92d5 4108 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 4109 }
mluis 2:14a5d6ad92d5 4110 }
mluis 2:14a5d6ad92d5 4111
mluis 2:14a5d6ad92d5 4112 return status;
mluis 0:91d1a7783bb9 4113 }
mluis 0:91d1a7783bb9 4114
snelson 8:4816c8449bf2 4115 TimerTime_t LoRaMacCalcJoinBackOff( )
snelson 8:4816c8449bf2 4116 {
snelson 8:4816c8449bf2 4117 TimerTime_t timeOff = 0;
snelson 8:4816c8449bf2 4118 TimerTime_t uptime;
snelson 8:4816c8449bf2 4119 TimerTime_t currDCycleEndTime;
snelson 8:4816c8449bf2 4120 TimerTime_t prevDCycleEndTime;
snelson 8:4816c8449bf2 4121 TimerTime_t period;
snelson 8:4816c8449bf2 4122 TimerTime_t onAirTimeMax;
snelson 9:ad93de20d720 4123 TimerTime_t lastJoinTime;
snelson 9:ad93de20d720 4124 TimerTime_t elapsedTime;
snelson 9:ad93de20d720 4125 uint8_t dcyclePeriod;
snelson 9:ad93de20d720 4126
snelson 9:ad93de20d720 4127 // Check retransmit duty-cycle is enabled
snelson 8:4816c8449bf2 4128 if ( JOIN_NB_RETRANSMISSION_DCYCLES == 0 )
snelson 8:4816c8449bf2 4129 return 0;
snelson 8:4816c8449bf2 4130
snelson 9:ad93de20d720 4131 // Normalize system time values to seconds
Shaun Nelson 18:5ccaea55a881 4132 uptime = TimerGetCurrentTime( ) / 1e6;
Shaun Nelson 18:5ccaea55a881 4133 lastJoinTime = LastJoinTxTime / 1e6;
snelson 9:ad93de20d720 4134
snelson 9:ad93de20d720 4135 // Get dutycycle for current time
snelson 8:4816c8449bf2 4136 prevDCycleEndTime = 0;
snelson 8:4816c8449bf2 4137 currDCycleEndTime = 0;
snelson 9:ad93de20d720 4138 for(dcyclePeriod = 0; dcyclePeriod < JOIN_NB_RETRANSMISSION_DCYCLES; dcyclePeriod++)
snelson 8:4816c8449bf2 4139 {
snelson 8:4816c8449bf2 4140 prevDCycleEndTime = currDCycleEndTime;
snelson 9:ad93de20d720 4141 currDCycleEndTime += JoinReTransmitDCycle[dcyclePeriod].period;
snelson 8:4816c8449bf2 4142
snelson 8:4816c8449bf2 4143 bool isCurrentPeriod = uptime < currDCycleEndTime;
snelson 8:4816c8449bf2 4144
snelson 9:ad93de20d720 4145 if( isCurrentPeriod || ( dcyclePeriod == ( JOIN_NB_RETRANSMISSION_DCYCLES-1 ) ) )
snelson 8:4816c8449bf2 4146 {
snelson 9:ad93de20d720 4147 period = JoinReTransmitDCycle[dcyclePeriod].period;
snelson 9:ad93de20d720 4148 onAirTimeMax = JoinReTransmitDCycle[dcyclePeriod].onAirTimeMax;
snelson 8:4816c8449bf2 4149 if( isCurrentPeriod == true )
snelson 8:4816c8449bf2 4150 break;
snelson 8:4816c8449bf2 4151 }
snelson 8:4816c8449bf2 4152 }
snelson 8:4816c8449bf2 4153
snelson 9:ad93de20d720 4154 // Clear aggregate on air time if dutycycle period of last join has elapsed
snelson 9:ad93de20d720 4155 if( lastJoinTime < prevDCycleEndTime )
snelson 8:4816c8449bf2 4156 {
snelson 8:4816c8449bf2 4157 JoinAggTimeOnAir = 0;
snelson 8:4816c8449bf2 4158 }
snelson 9:ad93de20d720 4159 else
snelson 8:4816c8449bf2 4160 {
snelson 9:ad93de20d720 4161 elapsedTime = ( uptime - prevDCycleEndTime ) % period;
snelson 9:ad93de20d720 4162
snelson 9:ad93de20d720 4163 if( dcyclePeriod == JOIN_NB_RETRANSMISSION_DCYCLES )
snelson 8:4816c8449bf2 4164 {
snelson 9:ad93de20d720 4165 if( ( ( uptime - prevDCycleEndTime ) / period ) > ( ( lastJoinTime - prevDCycleEndTime ) / period ) )
snelson 9:ad93de20d720 4166 {
snelson 9:ad93de20d720 4167 JoinAggTimeOnAir = 0;
snelson 9:ad93de20d720 4168 }
snelson 8:4816c8449bf2 4169 }
snelson 8:4816c8449bf2 4170 }
snelson 8:4816c8449bf2 4171
snelson 8:4816c8449bf2 4172 if ( JoinAggTimeOnAir >= onAirTimeMax )
snelson 8:4816c8449bf2 4173 {
snelson 8:4816c8449bf2 4174 // time off is remaining time until beginning of next period
snelson 9:ad93de20d720 4175 timeOff = ( period - elapsedTime );
snelson 8:4816c8449bf2 4176 }
snelson 8:4816c8449bf2 4177
snelson 9:ad93de20d720 4178
Shaun Nelson 18:5ccaea55a881 4179 if(timeOff > JOIN_RETRANSMISSION_DC_WAIT_MAX)
Shaun Nelson 18:5ccaea55a881 4180 timeOff = JOIN_RETRANSMISSION_DC_WAIT_MAX;
Shaun Nelson 18:5ccaea55a881 4181
Shaun Nelson 18:5ccaea55a881 4182 return ( timeOff * 1e6 );
snelson 8:4816c8449bf2 4183 }
snelson 8:4816c8449bf2 4184
mluis 0:91d1a7783bb9 4185 void LoRaMacTestRxWindowsOn( bool enable )
mluis 0:91d1a7783bb9 4186 {
mluis 0:91d1a7783bb9 4187 IsRxWindowsEnabled = enable;
mluis 0:91d1a7783bb9 4188 }
mluis 0:91d1a7783bb9 4189
mluis 2:14a5d6ad92d5 4190 void LoRaMacTestSetMic( uint16_t txPacketCounter )
mluis 0:91d1a7783bb9 4191 {
mluis 2:14a5d6ad92d5 4192 UpLinkCounter = txPacketCounter;
mluis 0:91d1a7783bb9 4193 IsUpLinkCounterFixed = true;
mluis 0:91d1a7783bb9 4194 }
mluis 2:14a5d6ad92d5 4195
mluis 2:14a5d6ad92d5 4196 void LoRaMacTestSetDutyCycleOn( bool enable )
mluis 2:14a5d6ad92d5 4197 {
mluis 2:14a5d6ad92d5 4198 DutyCycleOn = enable;
mluis 2:14a5d6ad92d5 4199 }