Senet / LoRaWAN-lib

Fork of Semtech LoRaWAN stack

Fork of LoRaWAN-lib by canuck lehead

LoRaMac.cpp@13:90a55bd536a1, 2016-08-29 (annotated)

Committer:
Shaun Nelson
Date:
Mon Aug 29 16:41:53 2016 -0400
Branch:
v4.2.0
Revision:
13:90a55bd536a1
Parent:
12:d09ccf69cc93
Child:
14:60c5d589a070
Datarate KO if no enabled channels for datrate

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