Senet / LoRaWAN-lib

Fork of Semtech LoRaWAN stack

Fork of LoRaWAN-lib by canuck lehead

LoRaMac.cpp@10:be956b45a7ba, 2016-08-26 (annotated)

Committer:
snelson
Date:
Fri Aug 26 11:37:55 2016 -0400
Branch:
v4.2.0
Revision:
10:be956b45a7ba
Parent:
9:ad93de20d720
Child:
11:507de2ecd2b3
Remove debug log

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 */
mluis 0:91d1a7783bb9 159 static bool AdrCtrlOn = false;
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 ) );
mluis 2:14a5d6ad92d5 1512 #elif defined( USE_BAND_915 )
mluis 2:14a5d6ad92d5 1513 // Re-enable default channels
mluis 2:14a5d6ad92d5 1514 ChannelsMask[0] = 0xFFFF;
mluis 2:14a5d6ad92d5 1515 ChannelsMask[1] = 0xFFFF;
mluis 2:14a5d6ad92d5 1516 ChannelsMask[2] = 0xFFFF;
mluis 2:14a5d6ad92d5 1517 ChannelsMask[3] = 0xFFFF;
mluis 2:14a5d6ad92d5 1518 ChannelsMask[4] = 0x00FF;
mluis 2:14a5d6ad92d5 1519 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 1520 #elif defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1521 // Re-enable default channels
mluis 4:37c12dbc8dc7 1522 ReenableChannels( ChannelsMask[4], ChannelsMask );
mluis 2:14a5d6ad92d5 1523 #else
mluis 2:14a5d6ad92d5 1524 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1525 #endif
mluis 2:14a5d6ad92d5 1526 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1527
mluis 3:b9d87593a8ae 1528 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 1529 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1530 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
mluis 2:14a5d6ad92d5 1531 if( IsUpLinkCounterFixed == false )
mluis 2:14a5d6ad92d5 1532 {
mluis 2:14a5d6ad92d5 1533 UpLinkCounter++;
mluis 2:14a5d6ad92d5 1534 }
mluis 2:14a5d6ad92d5 1535 }
mluis 2:14a5d6ad92d5 1536 }
mluis 2:14a5d6ad92d5 1537 }
mluis 2:14a5d6ad92d5 1538 // Handle reception for Class B and Class C
mluis 2:14a5d6ad92d5 1539 if( ( LoRaMacState & MAC_RX ) == MAC_RX )
mluis 2:14a5d6ad92d5 1540 {
mluis 2:14a5d6ad92d5 1541 LoRaMacState &= ~MAC_RX;
mluis 2:14a5d6ad92d5 1542 }
mluis 2:14a5d6ad92d5 1543 if( LoRaMacState == MAC_IDLE )
mluis 2:14a5d6ad92d5 1544 {
mluis 2:14a5d6ad92d5 1545 if( LoRaMacFlags.Bits.McpsReq == 1 )
mluis 2:14a5d6ad92d5 1546 {
mluis 2:14a5d6ad92d5 1547 LoRaMacPrimitives->MacMcpsConfirm( &McpsConfirm );
mluis 2:14a5d6ad92d5 1548 LoRaMacFlags.Bits.McpsReq = 0;
mluis 2:14a5d6ad92d5 1549 }
mluis 2:14a5d6ad92d5 1550
mluis 2:14a5d6ad92d5 1551 if( LoRaMacFlags.Bits.MlmeReq == 1 )
mluis 2:14a5d6ad92d5 1552 {
mluis 2:14a5d6ad92d5 1553 LoRaMacPrimitives->MacMlmeConfirm( &MlmeConfirm );
mluis 2:14a5d6ad92d5 1554 LoRaMacFlags.Bits.MlmeReq = 0;
mluis 2:14a5d6ad92d5 1555 }
mluis 2:14a5d6ad92d5 1556
mluis 2:14a5d6ad92d5 1557 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1558 }
mluis 2:14a5d6ad92d5 1559 else
mluis 2:14a5d6ad92d5 1560 {
mluis 2:14a5d6ad92d5 1561 // Operation not finished restart timer
mluis 3:b9d87593a8ae 1562 TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
mluis 2:14a5d6ad92d5 1563 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1564 }
mluis 2:14a5d6ad92d5 1565
mluis 2:14a5d6ad92d5 1566 if( LoRaMacFlags.Bits.McpsInd == 1 )
mluis 2:14a5d6ad92d5 1567 {
mluis 2:14a5d6ad92d5 1568 LoRaMacPrimitives->MacMcpsIndication( &McpsIndication );
mluis 2:14a5d6ad92d5 1569 LoRaMacFlags.Bits.McpsInd = 0;
mluis 2:14a5d6ad92d5 1570 }
mluis 2:14a5d6ad92d5 1571 }
mluis 2:14a5d6ad92d5 1572
mluis 2:14a5d6ad92d5 1573 static void OnTxDelayedTimerEvent( void )
mluis 2:14a5d6ad92d5 1574 {
mluis 2:14a5d6ad92d5 1575 TimerStop( &TxDelayedTimer );
mluis 2:14a5d6ad92d5 1576 LoRaMacState &= ~MAC_TX_DELAYED;
mluis 2:14a5d6ad92d5 1577
mluis 2:14a5d6ad92d5 1578 ScheduleTx( );
mluis 2:14a5d6ad92d5 1579 }
mluis 2:14a5d6ad92d5 1580
mluis 2:14a5d6ad92d5 1581 static void OnRxWindow1TimerEvent( void )
mluis 2:14a5d6ad92d5 1582 {
mluis 2:14a5d6ad92d5 1583 uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
mluis 2:14a5d6ad92d5 1584 int8_t datarate = 0;
mluis 2:14a5d6ad92d5 1585 uint32_t bandwidth = 0; // LoRa 125 kHz
mluis 2:14a5d6ad92d5 1586
mluis 2:14a5d6ad92d5 1587 TimerStop( &RxWindowTimer1 );
mluis 2:14a5d6ad92d5 1588 RxSlot = 0;
mluis 2:14a5d6ad92d5 1589
mluis 2:14a5d6ad92d5 1590 if( LoRaMacDeviceClass == CLASS_C )
mluis 2:14a5d6ad92d5 1591 {
mluis 2:14a5d6ad92d5 1592 Radio.Standby( );
mluis 2:14a5d6ad92d5 1593 }
mluis 2:14a5d6ad92d5 1594
mluis 2:14a5d6ad92d5 1595 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1596 datarate = ChannelsDatarate - Rx1DrOffset;
mluis 2:14a5d6ad92d5 1597 if( datarate < 0 )
mluis 2:14a5d6ad92d5 1598 {
mluis 2:14a5d6ad92d5 1599 datarate = DR_0;
mluis 2:14a5d6ad92d5 1600 }
mluis 2:14a5d6ad92d5 1601
mluis 2:14a5d6ad92d5 1602 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1603 if( ( datarate == DR_3 ) || ( datarate == DR_4 ) )
mluis 4:37c12dbc8dc7 1604 { // DR_4, DR_3
mluis 2:14a5d6ad92d5 1605 symbTimeout = 8;
mluis 2:14a5d6ad92d5 1606 }
mluis 4:37c12dbc8dc7 1607 else if( datarate == DR_5 )
mluis 4:37c12dbc8dc7 1608 {
mluis 4:37c12dbc8dc7 1609 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1610 }
mluis 4:37c12dbc8dc7 1611 else if( datarate == DR_6 )
mluis 2:14a5d6ad92d5 1612 {// LoRa 250 kHz
mluis 2:14a5d6ad92d5 1613 bandwidth = 1;
mluis 4:37c12dbc8dc7 1614 symbTimeout = 14;
mluis 2:14a5d6ad92d5 1615 }
mluis 2:14a5d6ad92d5 1616 RxWindowSetup( Channels[Channel].Frequency, datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1617 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 1618 datarate = datarateOffsets[ChannelsDatarate][Rx1DrOffset];
mluis 2:14a5d6ad92d5 1619 if( datarate < 0 )
mluis 2:14a5d6ad92d5 1620 {
mluis 2:14a5d6ad92d5 1621 datarate = DR_0;
mluis 2:14a5d6ad92d5 1622 }
mluis 2:14a5d6ad92d5 1623 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1624 switch( datarate )
mluis 4:37c12dbc8dc7 1625 {
mluis 4:37c12dbc8dc7 1626 case DR_0: // SF10 - BW125
mluis 4:37c12dbc8dc7 1627 symbTimeout = 5;
mluis 4:37c12dbc8dc7 1628 break;
mluis 4:37c12dbc8dc7 1629
mluis 4:37c12dbc8dc7 1630 case DR_1: // SF9 - BW125
mluis 4:37c12dbc8dc7 1631 case DR_2: // SF8 - BW125
mluis 4:37c12dbc8dc7 1632 case DR_8: // SF12 - BW500
mluis 4:37c12dbc8dc7 1633 case DR_9: // SF11 - BW500
mluis 4:37c12dbc8dc7 1634 case DR_10: // SF10 - BW500
mluis 4:37c12dbc8dc7 1635 symbTimeout = 8;
mluis 4:37c12dbc8dc7 1636 break;
mluis 4:37c12dbc8dc7 1637
mluis 4:37c12dbc8dc7 1638 case DR_3: // SF7 - BW125
mluis 4:37c12dbc8dc7 1639 case DR_11: // SF9 - BW500
mluis 4:37c12dbc8dc7 1640 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1641 break;
mluis 4:37c12dbc8dc7 1642
mluis 4:37c12dbc8dc7 1643 case DR_4: // SF8 - BW500
mluis 4:37c12dbc8dc7 1644 case DR_12: // SF8 - BW500
mluis 4:37c12dbc8dc7 1645 symbTimeout = 14;
mluis 4:37c12dbc8dc7 1646 break;
mluis 4:37c12dbc8dc7 1647
mluis 4:37c12dbc8dc7 1648 case DR_13: // SF7 - BW500
mluis 4:37c12dbc8dc7 1649 symbTimeout = 16;
mluis 4:37c12dbc8dc7 1650 break;
mluis 4:37c12dbc8dc7 1651 default:
mluis 4:37c12dbc8dc7 1652 break;
mluis 2:14a5d6ad92d5 1653 }
mluis 2:14a5d6ad92d5 1654 if( datarate >= DR_4 )
mluis 2:14a5d6ad92d5 1655 {// LoRa 500 kHz
mluis 2:14a5d6ad92d5 1656 bandwidth = 2;
mluis 2:14a5d6ad92d5 1657 }
mluis 2:14a5d6ad92d5 1658 RxWindowSetup( 923.3e6 + ( Channel % 8 ) * 600e3, datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1659 #else
mluis 2:14a5d6ad92d5 1660 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1661 #endif
mluis 2:14a5d6ad92d5 1662 }
mluis 2:14a5d6ad92d5 1663
mluis 2:14a5d6ad92d5 1664 static void OnRxWindow2TimerEvent( void )
mluis 2:14a5d6ad92d5 1665 {
mluis 2:14a5d6ad92d5 1666 uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
mluis 2:14a5d6ad92d5 1667 uint32_t bandwidth = 0; // LoRa 125 kHz
mluis 2:14a5d6ad92d5 1668
mluis 2:14a5d6ad92d5 1669 TimerStop( &RxWindowTimer2 );
mluis 2:14a5d6ad92d5 1670 RxSlot = 1;
mluis 2:14a5d6ad92d5 1671
mluis 2:14a5d6ad92d5 1672 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1673 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1674 if( ( Rx2Channel.Datarate == DR_3 ) || ( Rx2Channel.Datarate == DR_4 ) )
mluis 4:37c12dbc8dc7 1675 { // DR_4, DR_3
mluis 2:14a5d6ad92d5 1676 symbTimeout = 8;
mluis 2:14a5d6ad92d5 1677 }
mluis 4:37c12dbc8dc7 1678 else if( Rx2Channel.Datarate == DR_5 )
mluis 4:37c12dbc8dc7 1679 {
mluis 4:37c12dbc8dc7 1680 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1681 }
mluis 4:37c12dbc8dc7 1682 else if( Rx2Channel.Datarate == DR_6 )
mluis 2:14a5d6ad92d5 1683 {// LoRa 250 kHz
mluis 2:14a5d6ad92d5 1684 bandwidth = 1;
mluis 4:37c12dbc8dc7 1685 symbTimeout = 14;
mluis 2:14a5d6ad92d5 1686 }
mluis 2:14a5d6ad92d5 1687 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 1688 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1689 switch( Rx2Channel.Datarate )
mluis 4:37c12dbc8dc7 1690 {
mluis 4:37c12dbc8dc7 1691 case DR_0: // SF10 - BW125
mluis 4:37c12dbc8dc7 1692 symbTimeout = 5;
mluis 4:37c12dbc8dc7 1693 break;
mluis 4:37c12dbc8dc7 1694
mluis 4:37c12dbc8dc7 1695 case DR_1: // SF9 - BW125
mluis 4:37c12dbc8dc7 1696 case DR_2: // SF8 - BW125
mluis 4:37c12dbc8dc7 1697 case DR_8: // SF12 - BW500
mluis 4:37c12dbc8dc7 1698 case DR_9: // SF11 - BW500
mluis 4:37c12dbc8dc7 1699 case DR_10: // SF10 - BW500
mluis 4:37c12dbc8dc7 1700 symbTimeout = 8;
mluis 4:37c12dbc8dc7 1701 break;
mluis 4:37c12dbc8dc7 1702
mluis 4:37c12dbc8dc7 1703 case DR_3: // SF7 - BW125
mluis 4:37c12dbc8dc7 1704 case DR_11: // SF9 - BW500
mluis 4:37c12dbc8dc7 1705 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1706 break;
mluis 4:37c12dbc8dc7 1707
mluis 4:37c12dbc8dc7 1708 case DR_4: // SF8 - BW500
mluis 4:37c12dbc8dc7 1709 case DR_12: // SF8 - BW500
mluis 4:37c12dbc8dc7 1710 symbTimeout = 14;
mluis 4:37c12dbc8dc7 1711 break;
mluis 4:37c12dbc8dc7 1712
mluis 4:37c12dbc8dc7 1713 case DR_13: // SF7 - BW500
mluis 4:37c12dbc8dc7 1714 symbTimeout = 16;
mluis 4:37c12dbc8dc7 1715 break;
mluis 4:37c12dbc8dc7 1716 default:
mluis 4:37c12dbc8dc7 1717 break;
mluis 2:14a5d6ad92d5 1718 }
mluis 2:14a5d6ad92d5 1719 if( Rx2Channel.Datarate >= DR_4 )
mluis 2:14a5d6ad92d5 1720 {// LoRa 500 kHz
mluis 2:14a5d6ad92d5 1721 bandwidth = 2;
mluis 2:14a5d6ad92d5 1722 }
mluis 2:14a5d6ad92d5 1723 #else
mluis 2:14a5d6ad92d5 1724 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1725 #endif
mluis 2:14a5d6ad92d5 1726 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1727 {
mluis 2:14a5d6ad92d5 1728 RxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1729 }
mluis 2:14a5d6ad92d5 1730 else
mluis 2:14a5d6ad92d5 1731 {
mluis 2:14a5d6ad92d5 1732 RxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, true );
mluis 2:14a5d6ad92d5 1733 }
mluis 2:14a5d6ad92d5 1734 }
mluis 2:14a5d6ad92d5 1735
mluis 2:14a5d6ad92d5 1736 static void OnAckTimeoutTimerEvent( void )
mluis 2:14a5d6ad92d5 1737 {
mluis 2:14a5d6ad92d5 1738 TimerStop( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 1739
mluis 2:14a5d6ad92d5 1740 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1741 {
mluis 2:14a5d6ad92d5 1742 AckTimeoutRetry = true;
mluis 2:14a5d6ad92d5 1743 LoRaMacState &= ~MAC_ACK_REQ;
mluis 2:14a5d6ad92d5 1744 }
mluis 2:14a5d6ad92d5 1745 if( LoRaMacDeviceClass == CLASS_C )
mluis 2:14a5d6ad92d5 1746 {
mluis 2:14a5d6ad92d5 1747 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1748 }
mluis 2:14a5d6ad92d5 1749 }
mluis 2:14a5d6ad92d5 1750
snelson 8:4816c8449bf2 1751 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 1752 uint8_t GetNextJoinChannel( uint8_t* enabledChannels, uint8_t nbEnabledChannels )
snelson 8:4816c8449bf2 1753 {
snelson 8:4816c8449bf2 1754 int8_t channel = -1;
snelson 8:4816c8449bf2 1755 uint8_t block;
snelson 8:4816c8449bf2 1756 uint8_t i;
snelson 8:4816c8449bf2 1757
snelson 8:4816c8449bf2 1758 // Use 125KHz channel
snelson 8:4816c8449bf2 1759 if( ChannelsDatarate < DR_4 )
snelson 8:4816c8449bf2 1760 {
snelson 8:4816c8449bf2 1761 block = JoinBlock[NextJoinBlock];
snelson 8:4816c8449bf2 1762 NextJoinBlock = (NextJoinBlock + 1) % 8;
snelson 8:4816c8449bf2 1763
snelson 8:4816c8449bf2 1764 // If next block is greater than max block then randomly select the next block
snelson 8:4816c8449bf2 1765 if( block >= 8 )
snelson 8:4816c8449bf2 1766 block = randr(0, 7);
snelson 8:4816c8449bf2 1767
snelson 8:4816c8449bf2 1768 // Start search for next join channel at the selected block
snelson 8:4816c8449bf2 1769 for(i = 0; ( i < 8 ) && ( channel == -1 ); i++)
snelson 8:4816c8449bf2 1770 {
snelson 8:4816c8449bf2 1771 uint8_t curBlock = (block + i) % 8;
snelson 8:4816c8449bf2 1772 uint8_t chMask;
snelson 8:4816c8449bf2 1773
snelson 8:4816c8449bf2 1774 // Cycle through all blocks before using a previously used block
snelson 8:4816c8449bf2 1775 if( ( JoinBlocksRemaining == 0 ) || ( ( JoinBlocksRemaining & ( 1 << curBlock ) ) != 0) )
snelson 8:4816c8449bf2 1776 {
snelson 8:4816c8449bf2 1777 chMask = ( ChannelsMaskRemaining[curBlock/2] >> ( curBlock & 1 ? 8 : 0 ) ) & 0xff;
snelson 8:4816c8449bf2 1778 if( chMask != 0)
snelson 8:4816c8449bf2 1779 {
snelson 8:4816c8449bf2 1780 channel = randr(0, 7);
snelson 8:4816c8449bf2 1781 for(uint8_t i = 0; ( i < 8 ); i++)
snelson 8:4816c8449bf2 1782 {
snelson 8:4816c8449bf2 1783 if( ( chMask & ( 1 << channel ) ) != 0 )
snelson 8:4816c8449bf2 1784 {
snelson 8:4816c8449bf2 1785 channel = channel + ( curBlock * 8 );
snelson 8:4816c8449bf2 1786 JoinBlocksRemaining &= ~(1 << curBlock);
snelson 8:4816c8449bf2 1787 break;
snelson 8:4816c8449bf2 1788 }
snelson 8:4816c8449bf2 1789 }
snelson 8:4816c8449bf2 1790 }
snelson 8:4816c8449bf2 1791 }
snelson 8:4816c8449bf2 1792 }
snelson 8:4816c8449bf2 1793
snelson 8:4816c8449bf2 1794 // No next channel case should never happen since ScheduleTx has already
snelson 8:4816c8449bf2 1795 // checked for at least one enabled channel and if none re-enabled all channels.
snelson 8:4816c8449bf2 1796 // But if we find ourselves without a channel then randomly select one
snelson 8:4816c8449bf2 1797 if ( i >= 8 )
snelson 8:4816c8449bf2 1798 {
snelson 8:4816c8449bf2 1799 channel = randr( 0, 63 );
snelson 8:4816c8449bf2 1800 }
snelson 8:4816c8449bf2 1801 }
snelson 8:4816c8449bf2 1802 // Use 500 KHz channel
snelson 8:4816c8449bf2 1803 else
snelson 8:4816c8449bf2 1804 {
snelson 8:4816c8449bf2 1805 channel = randr( 0, 7 );
snelson 8:4816c8449bf2 1806 for(i = 0; i < 8; i++)
snelson 8:4816c8449bf2 1807 {
snelson 8:4816c8449bf2 1808 uint8_t curChannel = (channel + i) % 8;
snelson 8:4816c8449bf2 1809
snelson 8:4816c8449bf2 1810 if( ( Join500KHzRemaining == 0 ) || ( ( Join500KHzRemaining & ( 1 << curChannel ) ) != 0 ) )
snelson 8:4816c8449bf2 1811 {
snelson 8:4816c8449bf2 1812 channel = 64 + curChannel;
snelson 8:4816c8449bf2 1813 Join500KHzRemaining &= ~(1 << channel);
snelson 8:4816c8449bf2 1814 break;
snelson 8:4816c8449bf2 1815 }
snelson 8:4816c8449bf2 1816 }
snelson 8:4816c8449bf2 1817 }
snelson 8:4816c8449bf2 1818
snelson 8:4816c8449bf2 1819 for( i = 0; i < nbEnabledChannels; i++ )
snelson 8:4816c8449bf2 1820 {
snelson 8:4816c8449bf2 1821 if( enabledChannels[i] == channel )
snelson 8:4816c8449bf2 1822 break;
snelson 8:4816c8449bf2 1823 }
snelson 8:4816c8449bf2 1824
snelson 8:4816c8449bf2 1825 if( i == nbEnabledChannels )
snelson 8:4816c8449bf2 1826 {
snelson 8:4816c8449bf2 1827 channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
snelson 8:4816c8449bf2 1828 }
snelson 8:4816c8449bf2 1829
snelson 8:4816c8449bf2 1830 LastJoinBlock = channel / 8;
snelson 8:4816c8449bf2 1831
snelson 8:4816c8449bf2 1832 return channel;
snelson 8:4816c8449bf2 1833 }
snelson 8:4816c8449bf2 1834 #endif
snelson 8:4816c8449bf2 1835
mluis 3:b9d87593a8ae 1836 static bool SetNextChannel( TimerTime_t* time )
mluis 2:14a5d6ad92d5 1837 {
mluis 0:91d1a7783bb9 1838 uint8_t nbEnabledChannels = 0;
mluis 3:b9d87593a8ae 1839 uint8_t delayTx = 0;
mluis 0:91d1a7783bb9 1840 uint8_t enabledChannels[LORA_MAX_NB_CHANNELS];
mluis 2:14a5d6ad92d5 1841 TimerTime_t nextTxDelay = ( TimerTime_t )( -1 );
mluis 0:91d1a7783bb9 1842
mluis 1:91e4e6c60d1e 1843 memset1( enabledChannels, 0, LORA_MAX_NB_CHANNELS );
mluis 0:91d1a7783bb9 1844
mluis 2:14a5d6ad92d5 1845 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 1846 if( CountNbEnabled125kHzChannels( ChannelsMaskRemaining ) == 0 )
mluis 3:b9d87593a8ae 1847 { // Restore default channels
mluis 3:b9d87593a8ae 1848 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, 8 );
mluis 3:b9d87593a8ae 1849 }
mluis 3:b9d87593a8ae 1850 if( ( ChannelsDatarate >= DR_4 ) && ( ( ChannelsMaskRemaining[4] & 0x00FF ) == 0 ) )
mluis 3:b9d87593a8ae 1851 { // Make sure, that the channels are activated
mluis 3:b9d87593a8ae 1852 ChannelsMaskRemaining[4] = ChannelsMask[4];
mluis 3:b9d87593a8ae 1853 }
mluis 3:b9d87593a8ae 1854 #else
mluis 4:37c12dbc8dc7 1855 if( CountBits( ChannelsMask[0], 16 ) == 0 )
mluis 3:b9d87593a8ae 1856 {
mluis 3:b9d87593a8ae 1857 // Re-enable default channels, if no channel is enabled
mluis 3:b9d87593a8ae 1858 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
mluis 2:14a5d6ad92d5 1859 }
mluis 2:14a5d6ad92d5 1860 #endif
mluis 2:14a5d6ad92d5 1861
mluis 0:91d1a7783bb9 1862 // Update Aggregated duty cycle
mluis 4:37c12dbc8dc7 1863 if( AggregatedTimeOff <= TimerGetElapsedTime( AggregatedLastTxDoneTime ) )
mluis 0:91d1a7783bb9 1864 {
mluis 0:91d1a7783bb9 1865 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 1866
mluis 2:14a5d6ad92d5 1867 // Update bands Time OFF
mluis 2:14a5d6ad92d5 1868 for( uint8_t i = 0; i < LORA_MAX_NB_BANDS; i++ )
mluis 0:91d1a7783bb9 1869 {
mluis 2:14a5d6ad92d5 1870 if( DutyCycleOn == true )
mluis 0:91d1a7783bb9 1871 {
mluis 4:37c12dbc8dc7 1872 if( Bands[i].TimeOff <= TimerGetElapsedTime( Bands[i].LastTxDoneTime ) )
mluis 2:14a5d6ad92d5 1873 {
mluis 2:14a5d6ad92d5 1874 Bands[i].TimeOff = 0;
mluis 2:14a5d6ad92d5 1875 }
mluis 2:14a5d6ad92d5 1876 if( Bands[i].TimeOff != 0 )
mluis 2:14a5d6ad92d5 1877 {
mluis 2:14a5d6ad92d5 1878 nextTxDelay = MIN( Bands[i].TimeOff -
mluis 4:37c12dbc8dc7 1879 TimerGetElapsedTime( Bands[i].LastTxDoneTime ),
mluis 2:14a5d6ad92d5 1880 nextTxDelay );
mluis 2:14a5d6ad92d5 1881 }
mluis 2:14a5d6ad92d5 1882 }
mluis 2:14a5d6ad92d5 1883 else
mluis 2:14a5d6ad92d5 1884 {
mluis 2:14a5d6ad92d5 1885 nextTxDelay = 0;
mluis 0:91d1a7783bb9 1886 Bands[i].TimeOff = 0;
mluis 0:91d1a7783bb9 1887 }
mluis 2:14a5d6ad92d5 1888 }
mluis 2:14a5d6ad92d5 1889
mluis 2:14a5d6ad92d5 1890 // Search how many channels are enabled
mluis 2:14a5d6ad92d5 1891 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS; i += 16, k++ )
mluis 2:14a5d6ad92d5 1892 {
mluis 2:14a5d6ad92d5 1893 for( uint8_t j = 0; j < 16; j++ )
mluis 0:91d1a7783bb9 1894 {
mluis 2:14a5d6ad92d5 1895 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1896 if( ( ChannelsMaskRemaining[k] & ( 1 << j ) ) != 0 )
mluis 2:14a5d6ad92d5 1897 #else
mluis 2:14a5d6ad92d5 1898 if( ( ChannelsMask[k] & ( 1 << j ) ) != 0 )
mluis 2:14a5d6ad92d5 1899 #endif
mluis 2:14a5d6ad92d5 1900 {
mluis 2:14a5d6ad92d5 1901 if( Channels[i + j].Frequency == 0 )
mluis 2:14a5d6ad92d5 1902 { // Check if the channel is enabled
mluis 2:14a5d6ad92d5 1903 continue;
mluis 2:14a5d6ad92d5 1904 }
mluis 4:37c12dbc8dc7 1905 #if defined( USE_BAND_868 ) || defined( USE_BAND_433 ) || defined( USE_BAND_780 )
mluis 4:37c12dbc8dc7 1906 if( IsLoRaMacNetworkJoined == false )
mluis 4:37c12dbc8dc7 1907 {
mluis 4:37c12dbc8dc7 1908 if( ( JOIN_CHANNELS & ( 1 << j ) ) == 0 )
mluis 4:37c12dbc8dc7 1909 {
mluis 4:37c12dbc8dc7 1910 continue;
mluis 4:37c12dbc8dc7 1911 }
mluis 4:37c12dbc8dc7 1912 }
mluis 4:37c12dbc8dc7 1913 #endif
mluis 2:14a5d6ad92d5 1914 if( ( ( Channels[i + j].DrRange.Fields.Min <= ChannelsDatarate ) &&
mluis 2:14a5d6ad92d5 1915 ( ChannelsDatarate <= Channels[i + j].DrRange.Fields.Max ) ) == false )
mluis 2:14a5d6ad92d5 1916 { // Check if the current channel selection supports the given datarate
mluis 2:14a5d6ad92d5 1917 continue;
mluis 2:14a5d6ad92d5 1918 }
mluis 2:14a5d6ad92d5 1919 if( Bands[Channels[i + j].Band].TimeOff > 0 )
mluis 2:14a5d6ad92d5 1920 { // Check if the band is available for transmission
mluis 3:b9d87593a8ae 1921 delayTx++;
mluis 2:14a5d6ad92d5 1922 continue;
mluis 2:14a5d6ad92d5 1923 }
mluis 2:14a5d6ad92d5 1924 enabledChannels[nbEnabledChannels++] = i + j;
mluis 2:14a5d6ad92d5 1925 }
mluis 2:14a5d6ad92d5 1926 }
mluis 2:14a5d6ad92d5 1927 }
mluis 2:14a5d6ad92d5 1928 }
mluis 2:14a5d6ad92d5 1929 else
mluis 2:14a5d6ad92d5 1930 {
mluis 3:b9d87593a8ae 1931 delayTx++;
mluis 4:37c12dbc8dc7 1932 nextTxDelay = AggregatedTimeOff - TimerGetElapsedTime( AggregatedLastTxDoneTime );
mluis 2:14a5d6ad92d5 1933 }
mluis 2:14a5d6ad92d5 1934
mluis 2:14a5d6ad92d5 1935 if( nbEnabledChannels > 0 )
mluis 2:14a5d6ad92d5 1936 {
snelson 8:4816c8449bf2 1937 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 1938 if ( IsLoRaMacNetworkJoined == false )
snelson 8:4816c8449bf2 1939 {
snelson 8:4816c8449bf2 1940 Channel = GetNextJoinChannel(enabledChannels, nbEnabledChannels);
snelson 8:4816c8449bf2 1941 }
snelson 8:4816c8449bf2 1942 // Send first uplink on channel from same sub-band as the join
snelson 8:4816c8449bf2 1943 else if( ( UpLinkCounter == 1 ) && ( LastJoinBlock != -1 ) )
snelson 8:4816c8449bf2 1944 {
snelson 8:4816c8449bf2 1945 uint8_t i;
snelson 8:4816c8449bf2 1946 uint8_t blockFirstChannel = LastJoinBlock*8;
snelson 8:4816c8449bf2 1947
snelson 8:4816c8449bf2 1948 Channel = randr( blockFirstChannel, blockFirstChannel + 7 );
snelson 8:4816c8449bf2 1949
snelson 8:4816c8449bf2 1950 // Check channel is enabled
snelson 8:4816c8449bf2 1951 for( i = 0; i < nbEnabledChannels; i++ )
snelson 8:4816c8449bf2 1952 {
snelson 8:4816c8449bf2 1953 if( Channel == enabledChannels[i] )
snelson 8:4816c8449bf2 1954 break;
snelson 8:4816c8449bf2 1955 }
snelson 8:4816c8449bf2 1956
snelson 8:4816c8449bf2 1957 // If channel is not enabled fallback to selecting from the list of
snelson 8:4816c8449bf2 1958 // enabled channels
snelson 8:4816c8449bf2 1959 if (i == nbEnabledChannels)
snelson 8:4816c8449bf2 1960 {
snelson 8:4816c8449bf2 1961 Channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
snelson 8:4816c8449bf2 1962 }
snelson 8:4816c8449bf2 1963 }
snelson 8:4816c8449bf2 1964 else
snelson 8:4816c8449bf2 1965 #endif
snelson 8:4816c8449bf2 1966 {
snelson 8:4816c8449bf2 1967 Channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
snelson 8:4816c8449bf2 1968 }
snelson 8:4816c8449bf2 1969
mluis 2:14a5d6ad92d5 1970 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 1971 if( Channel < ( LORA_MAX_NB_CHANNELS - 8 ) )
mluis 3:b9d87593a8ae 1972 {
mluis 3:b9d87593a8ae 1973 DisableChannelInMask( Channel, ChannelsMaskRemaining );
mluis 3:b9d87593a8ae 1974 }
mluis 2:14a5d6ad92d5 1975 #endif
mluis 3:b9d87593a8ae 1976 *time = 0;
mluis 3:b9d87593a8ae 1977 return true;
mluis 2:14a5d6ad92d5 1978 }
mluis 2:14a5d6ad92d5 1979 else
mluis 2:14a5d6ad92d5 1980 {
mluis 3:b9d87593a8ae 1981 if( delayTx > 0 )
mluis 3:b9d87593a8ae 1982 {
mluis 3:b9d87593a8ae 1983 // Delay transmission due to AggregatedTimeOff or to a band time off
mluis 3:b9d87593a8ae 1984 *time = nextTxDelay;
mluis 3:b9d87593a8ae 1985 return true;
mluis 3:b9d87593a8ae 1986 }
mluis 3:b9d87593a8ae 1987 // Datarate not supported by any channel
mluis 3:b9d87593a8ae 1988 *time = 0;
mluis 3:b9d87593a8ae 1989 return false;
mluis 2:14a5d6ad92d5 1990 }
mluis 2:14a5d6ad92d5 1991 }
mluis 2:14a5d6ad92d5 1992
mluis 2:14a5d6ad92d5 1993 static void SetPublicNetwork( bool enable )
mluis 2:14a5d6ad92d5 1994 {
mluis 2:14a5d6ad92d5 1995 PublicNetwork = enable;
mluis 2:14a5d6ad92d5 1996 Radio.SetModem( MODEM_LORA );
mluis 2:14a5d6ad92d5 1997 if( PublicNetwork == true )
mluis 2:14a5d6ad92d5 1998 {
mluis 2:14a5d6ad92d5 1999 // Change LoRa modem SyncWord
mluis 2:14a5d6ad92d5 2000 Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PUBLIC_SYNCWORD );
mluis 2:14a5d6ad92d5 2001 }
mluis 2:14a5d6ad92d5 2002 else
mluis 2:14a5d6ad92d5 2003 {
mluis 2:14a5d6ad92d5 2004 // Change LoRa modem SyncWord
mluis 2:14a5d6ad92d5 2005 Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PRIVATE_SYNCWORD );
mluis 2:14a5d6ad92d5 2006 }
mluis 2:14a5d6ad92d5 2007 }
mluis 2:14a5d6ad92d5 2008
mluis 2:14a5d6ad92d5 2009 static void RxWindowSetup( uint32_t freq, int8_t datarate, uint32_t bandwidth, uint16_t timeout, bool rxContinuous )
mluis 2:14a5d6ad92d5 2010 {
mluis 2:14a5d6ad92d5 2011 uint8_t downlinkDatarate = Datarates[datarate];
mluis 2:14a5d6ad92d5 2012 RadioModems_t modem;
mluis 2:14a5d6ad92d5 2013
mluis 2:14a5d6ad92d5 2014 if( Radio.GetStatus( ) == RF_IDLE )
mluis 2:14a5d6ad92d5 2015 {
mluis 2:14a5d6ad92d5 2016 Radio.SetChannel( freq );
mluis 2:14a5d6ad92d5 2017
mluis 2:14a5d6ad92d5 2018 // Store downlink datarate
mluis 2:14a5d6ad92d5 2019 McpsIndication.RxDatarate = ( uint8_t ) datarate;
mluis 2:14a5d6ad92d5 2020
mluis 2:14a5d6ad92d5 2021 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 2022 if( datarate == DR_7 )
mluis 2:14a5d6ad92d5 2023 {
mluis 2:14a5d6ad92d5 2024 modem = MODEM_FSK;
mluis 2:14a5d6ad92d5 2025 Radio.SetRxConfig( modem, 50e3, downlinkDatarate * 1e3, 0, 83.333e3, 5, 0, false, 0, true, 0, 0, false, rxContinuous );
mluis 2:14a5d6ad92d5 2026 }
mluis 2:14a5d6ad92d5 2027 else
mluis 2:14a5d6ad92d5 2028 {
mluis 2:14a5d6ad92d5 2029 modem = MODEM_LORA;
mluis 2:14a5d6ad92d5 2030 Radio.SetRxConfig( modem, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
mluis 2:14a5d6ad92d5 2031 }
mluis 2:14a5d6ad92d5 2032 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2033 modem = MODEM_LORA;
mluis 2:14a5d6ad92d5 2034 Radio.SetRxConfig( modem, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
mluis 2:14a5d6ad92d5 2035 #endif
mluis 2:14a5d6ad92d5 2036
mluis 2:14a5d6ad92d5 2037 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 2038 {
mluis 4:37c12dbc8dc7 2039 Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarateRepeater[datarate] + LORA_MAC_FRMPAYLOAD_OVERHEAD );
mluis 2:14a5d6ad92d5 2040 }
mluis 2:14a5d6ad92d5 2041 else
mluis 2:14a5d6ad92d5 2042 {
mluis 4:37c12dbc8dc7 2043 Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarate[datarate] + LORA_MAC_FRMPAYLOAD_OVERHEAD );
mluis 2:14a5d6ad92d5 2044 }
mluis 2:14a5d6ad92d5 2045
mluis 2:14a5d6ad92d5 2046 if( rxContinuous == false )
mluis 2:14a5d6ad92d5 2047 {
mluis 2:14a5d6ad92d5 2048 Radio.Rx( MaxRxWindow );
mluis 2:14a5d6ad92d5 2049 }
mluis 2:14a5d6ad92d5 2050 else
mluis 2:14a5d6ad92d5 2051 {
mluis 2:14a5d6ad92d5 2052 Radio.Rx( 0 ); // Continuous mode
mluis 2:14a5d6ad92d5 2053 }
mluis 2:14a5d6ad92d5 2054 }
mluis 2:14a5d6ad92d5 2055 }
mluis 2:14a5d6ad92d5 2056
mluis 2:14a5d6ad92d5 2057 static bool ValidatePayloadLength( uint8_t lenN, int8_t datarate, uint8_t fOptsLen )
mluis 2:14a5d6ad92d5 2058 {
mluis 2:14a5d6ad92d5 2059 uint16_t maxN = 0;
mluis 2:14a5d6ad92d5 2060 uint16_t payloadSize = 0;
mluis 2:14a5d6ad92d5 2061
mluis 2:14a5d6ad92d5 2062 // Get the maximum payload length
mluis 2:14a5d6ad92d5 2063 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 2064 {
mluis 2:14a5d6ad92d5 2065 maxN = MaxPayloadOfDatarateRepeater[datarate];
mluis 2:14a5d6ad92d5 2066 }
mluis 2:14a5d6ad92d5 2067 else
mluis 2:14a5d6ad92d5 2068 {
mluis 2:14a5d6ad92d5 2069 maxN = MaxPayloadOfDatarate[datarate];
mluis 2:14a5d6ad92d5 2070 }
mluis 2:14a5d6ad92d5 2071
mluis 2:14a5d6ad92d5 2072 // Calculate the resulting payload size
mluis 2:14a5d6ad92d5 2073 payloadSize = ( lenN + fOptsLen );
mluis 2:14a5d6ad92d5 2074
mluis 2:14a5d6ad92d5 2075 // Validation of the application payload size
mluis 2:14a5d6ad92d5 2076 if( ( payloadSize <= maxN ) && ( payloadSize <= LORAMAC_PHY_MAXPAYLOAD ) )
mluis 2:14a5d6ad92d5 2077 {
mluis 2:14a5d6ad92d5 2078 return true;
mluis 2:14a5d6ad92d5 2079 }
mluis 2:14a5d6ad92d5 2080 return false;
mluis 2:14a5d6ad92d5 2081 }
mluis 2:14a5d6ad92d5 2082
mluis 4:37c12dbc8dc7 2083 static uint8_t CountBits( uint16_t mask, uint8_t nbBits )
mluis 4:37c12dbc8dc7 2084 {
mluis 4:37c12dbc8dc7 2085 uint8_t nbActiveBits = 0;
mluis 4:37c12dbc8dc7 2086
mluis 4:37c12dbc8dc7 2087 for( uint8_t j = 0; j < nbBits; j++ )
mluis 4:37c12dbc8dc7 2088 {
mluis 4:37c12dbc8dc7 2089 if( ( mask & ( 1 << j ) ) == ( 1 << j ) )
mluis 4:37c12dbc8dc7 2090 {
mluis 4:37c12dbc8dc7 2091 nbActiveBits++;
mluis 4:37c12dbc8dc7 2092 }
mluis 4:37c12dbc8dc7 2093 }
mluis 4:37c12dbc8dc7 2094 return nbActiveBits;
mluis 4:37c12dbc8dc7 2095 }
mluis 4:37c12dbc8dc7 2096
mluis 2:14a5d6ad92d5 2097 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2098 static uint8_t CountNbEnabled125kHzChannels( uint16_t *channelsMask )
mluis 2:14a5d6ad92d5 2099 {
mluis 2:14a5d6ad92d5 2100 uint8_t nb125kHzChannels = 0;
mluis 2:14a5d6ad92d5 2101
mluis 2:14a5d6ad92d5 2102 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS - 8; i += 16, k++ )
mluis 2:14a5d6ad92d5 2103 {
mluis 4:37c12dbc8dc7 2104 nb125kHzChannels += CountBits( channelsMask[k], 16 );
mluis 2:14a5d6ad92d5 2105 }
mluis 2:14a5d6ad92d5 2106
mluis 2:14a5d6ad92d5 2107 return nb125kHzChannels;
mluis 2:14a5d6ad92d5 2108 }
mluis 4:37c12dbc8dc7 2109
mluis 4:37c12dbc8dc7 2110 #if defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 2111 static void ReenableChannels( uint16_t mask, uint16_t* channelMask )
mluis 4:37c12dbc8dc7 2112 {
mluis 4:37c12dbc8dc7 2113 uint16_t blockMask = mask;
mluis 4:37c12dbc8dc7 2114
mluis 4:37c12dbc8dc7 2115 for( uint8_t i = 0, j = 0; i < 4; i++, j += 2 )
mluis 4:37c12dbc8dc7 2116 {
mluis 4:37c12dbc8dc7 2117 channelMask[i] = 0;
mluis 4:37c12dbc8dc7 2118 if( ( blockMask & ( 1 << j ) ) != 0 )
mluis 4:37c12dbc8dc7 2119 {
mluis 4:37c12dbc8dc7 2120 channelMask[i] |= 0x00FF;
mluis 4:37c12dbc8dc7 2121 }
mluis 4:37c12dbc8dc7 2122 if( ( blockMask & ( 1 << ( j + 1 ) ) ) != 0 )
mluis 4:37c12dbc8dc7 2123 {
mluis 4:37c12dbc8dc7 2124 channelMask[i] |= 0xFF00;
mluis 4:37c12dbc8dc7 2125 }
mluis 4:37c12dbc8dc7 2126 }
mluis 4:37c12dbc8dc7 2127 channelMask[4] = blockMask;
mluis 4:37c12dbc8dc7 2128 channelMask[5] = 0x0000;
mluis 4:37c12dbc8dc7 2129 }
mluis 4:37c12dbc8dc7 2130
mluis 4:37c12dbc8dc7 2131 static bool ValidateChannelMask( uint16_t* channelMask )
mluis 4:37c12dbc8dc7 2132 {
mluis 4:37c12dbc8dc7 2133 bool chanMaskState = false;
mluis 4:37c12dbc8dc7 2134 uint16_t block1 = 0;
mluis 4:37c12dbc8dc7 2135 uint16_t block2 = 0;
mluis 4:37c12dbc8dc7 2136 uint8_t index = 0;
mluis 4:37c12dbc8dc7 2137
mluis 4:37c12dbc8dc7 2138 for( uint8_t i = 0; i < 4; i++ )
mluis 4:37c12dbc8dc7 2139 {
mluis 4:37c12dbc8dc7 2140 block1 = channelMask[i] & 0x00FF;
mluis 4:37c12dbc8dc7 2141 block2 = channelMask[i] & 0xFF00;
mluis 4:37c12dbc8dc7 2142
mluis 4:37c12dbc8dc7 2143 if( ( CountBits( block1, 16 ) > 5 ) && ( chanMaskState == false ) )
mluis 4:37c12dbc8dc7 2144 {
mluis 4:37c12dbc8dc7 2145 channelMask[i] &= block1;
mluis 4:37c12dbc8dc7 2146 channelMask[4] = 1 << ( i * 2 );
mluis 4:37c12dbc8dc7 2147 chanMaskState = true;
mluis 4:37c12dbc8dc7 2148 index = i;
mluis 4:37c12dbc8dc7 2149 }
mluis 4:37c12dbc8dc7 2150 else if( ( CountBits( block2, 16 ) > 5 ) && ( chanMaskState == false ) )
mluis 4:37c12dbc8dc7 2151 {
mluis 4:37c12dbc8dc7 2152 channelMask[i] &= block2;
mluis 4:37c12dbc8dc7 2153 channelMask[4] = 1 << ( i * 2 + 1 );
mluis 4:37c12dbc8dc7 2154 chanMaskState = true;
mluis 4:37c12dbc8dc7 2155 index = i;
mluis 4:37c12dbc8dc7 2156 }
mluis 4:37c12dbc8dc7 2157 }
mluis 4:37c12dbc8dc7 2158
mluis 4:37c12dbc8dc7 2159 // Do only change the channel mask, if we have found a valid block.
mluis 4:37c12dbc8dc7 2160 if( chanMaskState == true )
mluis 4:37c12dbc8dc7 2161 {
mluis 4:37c12dbc8dc7 2162 for( uint8_t i = 0; i < 4; i++ )
mluis 4:37c12dbc8dc7 2163 {
mluis 4:37c12dbc8dc7 2164 if( i != index )
mluis 4:37c12dbc8dc7 2165 {
mluis 4:37c12dbc8dc7 2166 channelMask[i] = 0;
mluis 4:37c12dbc8dc7 2167 }
mluis 4:37c12dbc8dc7 2168 }
mluis 4:37c12dbc8dc7 2169 }
mluis 4:37c12dbc8dc7 2170 return chanMaskState;
mluis 4:37c12dbc8dc7 2171 }
mluis 4:37c12dbc8dc7 2172 #endif
mluis 2:14a5d6ad92d5 2173 #endif
mluis 2:14a5d6ad92d5 2174
mluis 2:14a5d6ad92d5 2175 static int8_t LimitTxPower( int8_t txPower )
mluis 2:14a5d6ad92d5 2176 {
mluis 2:14a5d6ad92d5 2177 int8_t resultTxPower = txPower;
mluis 2:14a5d6ad92d5 2178 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2179 if( ( ChannelsDatarate == DR_4 ) ||
mluis 2:14a5d6ad92d5 2180 ( ( ChannelsDatarate >= DR_8 ) && ( ChannelsDatarate <= DR_13 ) ) )
mluis 2:14a5d6ad92d5 2181 {// Limit tx power to max 26dBm
mluis 2:14a5d6ad92d5 2182 resultTxPower = MAX( txPower, TX_POWER_26_DBM );
mluis 2:14a5d6ad92d5 2183 }
mluis 2:14a5d6ad92d5 2184 else
mluis 2:14a5d6ad92d5 2185 {
mluis 2:14a5d6ad92d5 2186 if( CountNbEnabled125kHzChannels( ChannelsMask ) < 50 )
mluis 2:14a5d6ad92d5 2187 {// Limit tx power to max 21dBm
mluis 2:14a5d6ad92d5 2188 resultTxPower = MAX( txPower, TX_POWER_20_DBM );
mluis 2:14a5d6ad92d5 2189 }
mluis 2:14a5d6ad92d5 2190 }
mluis 2:14a5d6ad92d5 2191 #endif
mluis 2:14a5d6ad92d5 2192 return resultTxPower;
mluis 2:14a5d6ad92d5 2193 }
mluis 2:14a5d6ad92d5 2194
mluis 2:14a5d6ad92d5 2195 static bool ValueInRange( int8_t value, int8_t min, int8_t max )
mluis 2:14a5d6ad92d5 2196 {
mluis 2:14a5d6ad92d5 2197 if( ( value >= min ) && ( value <= max ) )
mluis 2:14a5d6ad92d5 2198 {
mluis 2:14a5d6ad92d5 2199 return true;
mluis 2:14a5d6ad92d5 2200 }
mluis 2:14a5d6ad92d5 2201 return false;
mluis 2:14a5d6ad92d5 2202 }
mluis 2:14a5d6ad92d5 2203
mluis 2:14a5d6ad92d5 2204 static bool DisableChannelInMask( uint8_t id, uint16_t* mask )
mluis 2:14a5d6ad92d5 2205 {
mluis 2:14a5d6ad92d5 2206 uint8_t index = 0;
mluis 2:14a5d6ad92d5 2207 index = id / 16;
mluis 2:14a5d6ad92d5 2208
mluis 2:14a5d6ad92d5 2209 if( ( index > 4 ) || ( id >= LORA_MAX_NB_CHANNELS ) )
mluis 2:14a5d6ad92d5 2210 {
mluis 2:14a5d6ad92d5 2211 return false;
mluis 2:14a5d6ad92d5 2212 }
mluis 2:14a5d6ad92d5 2213
mluis 2:14a5d6ad92d5 2214 // Deactivate channel
mluis 2:14a5d6ad92d5 2215 mask[index] &= ~( 1 << ( id % 16 ) );
mluis 2:14a5d6ad92d5 2216
mluis 2:14a5d6ad92d5 2217 return true;
mluis 2:14a5d6ad92d5 2218 }
mluis 2:14a5d6ad92d5 2219
snelson 8:4816c8449bf2 2220 static bool AdrNextDr( bool adrEnabled, bool isTx, int8_t* datarateOut, int8_t* txpowerOut )
mluis 2:14a5d6ad92d5 2221 {
mluis 2:14a5d6ad92d5 2222 bool adrAckReq = false;
mluis 2:14a5d6ad92d5 2223 int8_t datarate = ChannelsDatarate;
snelson 8:4816c8449bf2 2224 int8_t txpower = ChannelsTxPower;
mluis 2:14a5d6ad92d5 2225
mluis 2:14a5d6ad92d5 2226 if( adrEnabled == true )
mluis 2:14a5d6ad92d5 2227 {
snelson 8:4816c8449bf2 2228 /* Request ADR Ack Request (including at lowest available datarate) */
snelson 8:4816c8449bf2 2229 adrAckReq = AdrAckCounter >= ADR_ACK_LIMIT ? true : false;
snelson 8:4816c8449bf2 2230
snelson 8:4816c8449bf2 2231 if( AdrAckCounter > (ADR_ACK_LIMIT + ADR_ACK_DELAY) )
mluis 0:91d1a7783bb9 2232 {
snelson 8:4816c8449bf2 2233 // Step up power
snelson 8:4816c8449bf2 2234 txpower = LORAMAC_DEFAULT_TX_POWER;
snelson 8:4816c8449bf2 2235
snelson 8:4816c8449bf2 2236 // isTx=true when preparing to transmit the next frame
snelson 8:4816c8449bf2 2237 if(isTx == true)
snelson 8:4816c8449bf2 2238 AdrAckCounter = 0;
snelson 8:4816c8449bf2 2239
mluis 2:14a5d6ad92d5 2240 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
snelson 8:4816c8449bf2 2241 if( datarate > LORAMAC_TX_MIN_DATARATE )
snelson 8:4816c8449bf2 2242 {
snelson 8:4816c8449bf2 2243 datarate--;
snelson 8:4816c8449bf2 2244 }
snelson 8:4816c8449bf2 2245 if( datarate == LORAMAC_TX_MIN_DATARATE )
snelson 8:4816c8449bf2 2246 {
snelson 8:4816c8449bf2 2247 if( isTx == true )
snelson 8:4816c8449bf2 2248 {
snelson 8:4816c8449bf2 2249 // Re-enable default channels LC1, LC2, LC3
snelson 8:4816c8449bf2 2250 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
snelson 8:4816c8449bf2 2251 }
snelson 8:4816c8449bf2 2252 }
mluis 2:14a5d6ad92d5 2253 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 2254 if( datarate > LORAMAC_TX_MIN_DATARATE )
snelson 8:4816c8449bf2 2255 {
snelson 8:4816c8449bf2 2256 datarate--;
snelson 8:4816c8449bf2 2257 }
snelson 8:4816c8449bf2 2258 else if( isTx == true )
snelson 8:4816c8449bf2 2259 {
mluis 3:b9d87593a8ae 2260 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 2261 // Re-enable default channels
snelson 8:4816c8449bf2 2262 ChannelsMask[0] = 0xFFFF;
snelson 8:4816c8449bf2 2263 ChannelsMask[1] = 0xFFFF;
snelson 8:4816c8449bf2 2264 ChannelsMask[2] = 0xFFFF;
snelson 8:4816c8449bf2 2265 ChannelsMask[3] = 0xFFFF;
snelson 8:4816c8449bf2 2266 ChannelsMask[4] = 0x00FF;
snelson 8:4816c8449bf2 2267 ChannelsMask[5] = 0x0000;
mluis 3:b9d87593a8ae 2268 #else // defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 2269 // Re-enable default channels
snelson 8:4816c8449bf2 2270 ChannelsMask[0] = 0x00FF;
snelson 8:4816c8449bf2 2271 ChannelsMask[1] = 0x0000;
snelson 8:4816c8449bf2 2272 ChannelsMask[2] = 0x0000;
snelson 8:4816c8449bf2 2273 ChannelsMask[3] = 0x0000;
snelson 8:4816c8449bf2 2274 ChannelsMask[4] = 0x0001;
snelson 8:4816c8449bf2 2275 ChannelsMask[5] = 0x0000;
mluis 3:b9d87593a8ae 2276 #endif
snelson 8:4816c8449bf2 2277 }
mluis 2:14a5d6ad92d5 2278 #else
mluis 2:14a5d6ad92d5 2279 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 2280 #endif
mluis 0:91d1a7783bb9 2281 }
mluis 0:91d1a7783bb9 2282 }
mluis 2:14a5d6ad92d5 2283
snelson 8:4816c8449bf2 2284 if(datarateOut != NULL)
snelson 8:4816c8449bf2 2285 *datarateOut = datarate;
snelson 8:4816c8449bf2 2286
snelson 8:4816c8449bf2 2287 if(txpowerOut != NULL)
snelson 8:4816c8449bf2 2288 *txpowerOut = txpower;
mluis 2:14a5d6ad92d5 2289
mluis 2:14a5d6ad92d5 2290 return adrAckReq;
mluis 0:91d1a7783bb9 2291 }
mluis 0:91d1a7783bb9 2292
mluis 2:14a5d6ad92d5 2293 static LoRaMacStatus_t AddMacCommand( uint8_t cmd, uint8_t p1, uint8_t p2 )
mluis 0:91d1a7783bb9 2294 {
mluis 2:14a5d6ad92d5 2295 LoRaMacStatus_t status = LORAMAC_STATUS_BUSY;
mluis 1:91e4e6c60d1e 2296
mluis 0:91d1a7783bb9 2297 switch( cmd )
mluis 0:91d1a7783bb9 2298 {
mluis 0:91d1a7783bb9 2299 case MOTE_MAC_LINK_CHECK_REQ:
mluis 1:91e4e6c60d1e 2300 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 2301 {
mluis 1:91e4e6c60d1e 2302 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2303 // No payload for this command
mluis 2:14a5d6ad92d5 2304 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2305 }
mluis 0:91d1a7783bb9 2306 break;
mluis 0:91d1a7783bb9 2307 case MOTE_MAC_LINK_ADR_ANS:
mluis 1:91e4e6c60d1e 2308 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 2309 {
mluis 1:91e4e6c60d1e 2310 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2311 // Margin
mluis 1:91e4e6c60d1e 2312 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 2313 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2314 }
mluis 0:91d1a7783bb9 2315 break;
mluis 0:91d1a7783bb9 2316 case MOTE_MAC_DUTY_CYCLE_ANS:
mluis 1:91e4e6c60d1e 2317 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 2318 {
mluis 1:91e4e6c60d1e 2319 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2320 // No payload for this answer
mluis 2:14a5d6ad92d5 2321 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2322 }
mluis 0:91d1a7783bb9 2323 break;
mluis 0:91d1a7783bb9 2324 case MOTE_MAC_RX_PARAM_SETUP_ANS:
mluis 1:91e4e6c60d1e 2325 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 2326 {
mluis 1:91e4e6c60d1e 2327 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2328 // Status: Datarate ACK, Channel ACK
mluis 1:91e4e6c60d1e 2329 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 2330 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2331 }
mluis 0:91d1a7783bb9 2332 break;
mluis 0:91d1a7783bb9 2333 case MOTE_MAC_DEV_STATUS_ANS:
mluis 1:91e4e6c60d1e 2334 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 2 ) )
mluis 1:91e4e6c60d1e 2335 {
mluis 1:91e4e6c60d1e 2336 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2337 // 1st byte Battery
mluis 1:91e4e6c60d1e 2338 // 2nd byte Margin
mluis 1:91e4e6c60d1e 2339 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 1:91e4e6c60d1e 2340 MacCommandsBuffer[MacCommandsBufferIndex++] = p2;
mluis 2:14a5d6ad92d5 2341 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2342 }
mluis 0:91d1a7783bb9 2343 break;
mluis 0:91d1a7783bb9 2344 case MOTE_MAC_NEW_CHANNEL_ANS:
mluis 1:91e4e6c60d1e 2345 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 2346 {
mluis 1:91e4e6c60d1e 2347 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2348 // Status: Datarate range OK, Channel frequency OK
mluis 1:91e4e6c60d1e 2349 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 2350 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2351 }
mluis 0:91d1a7783bb9 2352 break;
mluis 0:91d1a7783bb9 2353 case MOTE_MAC_RX_TIMING_SETUP_ANS:
mluis 1:91e4e6c60d1e 2354 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 2355 {
mluis 1:91e4e6c60d1e 2356 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2357 // No payload for this answer
mluis 2:14a5d6ad92d5 2358 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2359 }
mluis 0:91d1a7783bb9 2360 break;
mluis 0:91d1a7783bb9 2361 default:
mluis 2:14a5d6ad92d5 2362 return LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 0:91d1a7783bb9 2363 }
mluis 2:14a5d6ad92d5 2364 if( status == LORAMAC_STATUS_OK )
mluis 0:91d1a7783bb9 2365 {
mluis 0:91d1a7783bb9 2366 MacCommandsInNextTx = true;
mluis 0:91d1a7783bb9 2367 }
mluis 1:91e4e6c60d1e 2368 return status;
mluis 0:91d1a7783bb9 2369 }
mluis 0:91d1a7783bb9 2370
mluis 2:14a5d6ad92d5 2371 static void ProcessMacCommands( uint8_t *payload, uint8_t macIndex, uint8_t commandsSize, uint8_t snr )
mluis 0:91d1a7783bb9 2372 {
mluis 0:91d1a7783bb9 2373 while( macIndex < commandsSize )
mluis 0:91d1a7783bb9 2374 {
mluis 0:91d1a7783bb9 2375 // Decode Frame MAC commands
mluis 0:91d1a7783bb9 2376 switch( payload[macIndex++] )
mluis 0:91d1a7783bb9 2377 {
mluis 0:91d1a7783bb9 2378 case SRV_MAC_LINK_CHECK_ANS:
mluis 2:14a5d6ad92d5 2379 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 2380 MlmeConfirm.DemodMargin = payload[macIndex++];
mluis 2:14a5d6ad92d5 2381 MlmeConfirm.NbGateways = payload[macIndex++];
mluis 0:91d1a7783bb9 2382 break;
mluis 0:91d1a7783bb9 2383 case SRV_MAC_LINK_ADR_REQ:
mluis 0:91d1a7783bb9 2384 {
mluis 2:14a5d6ad92d5 2385 uint8_t i;
mluis 0:91d1a7783bb9 2386 uint8_t status = 0x07;
mluis 0:91d1a7783bb9 2387 uint16_t chMask;
mluis 0:91d1a7783bb9 2388 int8_t txPower = 0;
mluis 0:91d1a7783bb9 2389 int8_t datarate = 0;
mluis 0:91d1a7783bb9 2390 uint8_t nbRep = 0;
mluis 0:91d1a7783bb9 2391 uint8_t chMaskCntl = 0;
mluis 0:91d1a7783bb9 2392 uint16_t channelsMask[6] = { 0, 0, 0, 0, 0, 0 };
mluis 2:14a5d6ad92d5 2393
mluis 0:91d1a7783bb9 2394 // Initialize local copy of the channels mask array
mluis 2:14a5d6ad92d5 2395 for( i = 0; i < 6; i++ )
mluis 0:91d1a7783bb9 2396 {
mluis 0:91d1a7783bb9 2397 channelsMask[i] = ChannelsMask[i];
mluis 0:91d1a7783bb9 2398 }
mluis 0:91d1a7783bb9 2399 datarate = payload[macIndex++];
mluis 0:91d1a7783bb9 2400 txPower = datarate & 0x0F;
mluis 0:91d1a7783bb9 2401 datarate = ( datarate >> 4 ) & 0x0F;
mluis 0:91d1a7783bb9 2402
mluis 2:14a5d6ad92d5 2403 if( ( AdrCtrlOn == false ) &&
mluis 0:91d1a7783bb9 2404 ( ( ChannelsDatarate != datarate ) || ( ChannelsTxPower != txPower ) ) )
mluis 0:91d1a7783bb9 2405 { // ADR disabled don't handle ADR requests if server tries to change datarate or txpower
mluis 0:91d1a7783bb9 2406 // Answer the server with fail status
mluis 0:91d1a7783bb9 2407 // Power ACK = 0
mluis 0:91d1a7783bb9 2408 // Data rate ACK = 0
mluis 0:91d1a7783bb9 2409 // Channel mask = 0
mluis 0:91d1a7783bb9 2410 AddMacCommand( MOTE_MAC_LINK_ADR_ANS, 0, 0 );
mluis 1:91e4e6c60d1e 2411 macIndex += 3; // Skip over the remaining bytes of the request
mluis 0:91d1a7783bb9 2412 break;
mluis 0:91d1a7783bb9 2413 }
mluis 1:91e4e6c60d1e 2414 chMask = ( uint16_t )payload[macIndex++];
mluis 1:91e4e6c60d1e 2415 chMask |= ( uint16_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2416
mluis 0:91d1a7783bb9 2417 nbRep = payload[macIndex++];
mluis 0:91d1a7783bb9 2418 chMaskCntl = ( nbRep >> 4 ) & 0x07;
mluis 0:91d1a7783bb9 2419 nbRep &= 0x0F;
mluis 0:91d1a7783bb9 2420 if( nbRep == 0 )
mluis 0:91d1a7783bb9 2421 {
mluis 0:91d1a7783bb9 2422 nbRep = 1;
mluis 0:91d1a7783bb9 2423 }
mluis 0:91d1a7783bb9 2424 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 0:91d1a7783bb9 2425 if( ( chMaskCntl == 0 ) && ( chMask == 0 ) )
mluis 0:91d1a7783bb9 2426 {
mluis 0:91d1a7783bb9 2427 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2428 }
mluis 2:14a5d6ad92d5 2429 else if( ( ( chMaskCntl >= 1 ) && ( chMaskCntl <= 5 )) ||
mluis 2:14a5d6ad92d5 2430 ( chMaskCntl >= 7 ) )
mluis 0:91d1a7783bb9 2431 {
mluis 0:91d1a7783bb9 2432 // RFU
mluis 0:91d1a7783bb9 2433 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2434 }
mluis 0:91d1a7783bb9 2435 else
mluis 0:91d1a7783bb9 2436 {
mluis 2:14a5d6ad92d5 2437 for( i = 0; i < LORA_MAX_NB_CHANNELS; i++ )
mluis 0:91d1a7783bb9 2438 {
mluis 0:91d1a7783bb9 2439 if( chMaskCntl == 6 )
mluis 0:91d1a7783bb9 2440 {
mluis 0:91d1a7783bb9 2441 if( Channels[i].Frequency != 0 )
mluis 0:91d1a7783bb9 2442 {
mluis 0:91d1a7783bb9 2443 chMask |= 1 << i;
mluis 0:91d1a7783bb9 2444 }
mluis 0:91d1a7783bb9 2445 }
mluis 0:91d1a7783bb9 2446 else
mluis 0:91d1a7783bb9 2447 {
mluis 0:91d1a7783bb9 2448 if( ( ( chMask & ( 1 << i ) ) != 0 ) &&
mluis 0:91d1a7783bb9 2449 ( Channels[i].Frequency == 0 ) )
mluis 0:91d1a7783bb9 2450 {// Trying to enable an undefined channel
mluis 0:91d1a7783bb9 2451 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2452 }
mluis 0:91d1a7783bb9 2453 }
mluis 0:91d1a7783bb9 2454 }
mluis 0:91d1a7783bb9 2455 channelsMask[0] = chMask;
mluis 0:91d1a7783bb9 2456 }
mluis 0:91d1a7783bb9 2457 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 0:91d1a7783bb9 2458 if( chMaskCntl == 6 )
mluis 0:91d1a7783bb9 2459 {
mluis 0:91d1a7783bb9 2460 // Enable all 125 kHz channels
mluis 0:91d1a7783bb9 2461 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS - 8; i += 16, k++ )
mluis 0:91d1a7783bb9 2462 {
mluis 0:91d1a7783bb9 2463 for( uint8_t j = 0; j < 16; j++ )
mluis 0:91d1a7783bb9 2464 {
mluis 0:91d1a7783bb9 2465 if( Channels[i + j].Frequency != 0 )
mluis 0:91d1a7783bb9 2466 {
mluis 0:91d1a7783bb9 2467 channelsMask[k] |= 1 << j;
mluis 0:91d1a7783bb9 2468 }
mluis 0:91d1a7783bb9 2469 }
mluis 0:91d1a7783bb9 2470 }
snelson 8:4816c8449bf2 2471
snelson 8:4816c8449bf2 2472 // channel mask applied to 500 kHz channels
snelson 8:4816c8449bf2 2473 channelsMask[4] = chMask;
snelson 8:4816c8449bf2 2474 chMaskCntl = 4;
mluis 0:91d1a7783bb9 2475 }
mluis 0:91d1a7783bb9 2476 else if( chMaskCntl == 7 )
mluis 0:91d1a7783bb9 2477 {
mluis 0:91d1a7783bb9 2478 // Disable all 125 kHz channels
mluis 0:91d1a7783bb9 2479 channelsMask[0] = 0x0000;
mluis 0:91d1a7783bb9 2480 channelsMask[1] = 0x0000;
mluis 0:91d1a7783bb9 2481 channelsMask[2] = 0x0000;
mluis 0:91d1a7783bb9 2482 channelsMask[3] = 0x0000;
snelson 8:4816c8449bf2 2483
snelson 8:4816c8449bf2 2484 // channel mask applied to 500 kHz channels
snelson 8:4816c8449bf2 2485 channelsMask[4] = chMask;
snelson 8:4816c8449bf2 2486 chMaskCntl = 4;
mluis 0:91d1a7783bb9 2487 }
mluis 0:91d1a7783bb9 2488 else if( chMaskCntl == 5 )
mluis 0:91d1a7783bb9 2489 {
mluis 0:91d1a7783bb9 2490 // RFU
mluis 0:91d1a7783bb9 2491 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2492 }
snelson 8:4816c8449bf2 2493
snelson 8:4816c8449bf2 2494 if(status == 0xFF)
mluis 0:91d1a7783bb9 2495 {
mluis 0:91d1a7783bb9 2496 for( uint8_t i = 0; i < 16; i++ )
mluis 0:91d1a7783bb9 2497 {
mluis 0:91d1a7783bb9 2498 if( ( ( chMask & ( 1 << i ) ) != 0 ) &&
mluis 0:91d1a7783bb9 2499 ( Channels[chMaskCntl * 16 + i].Frequency == 0 ) )
mluis 0:91d1a7783bb9 2500 {// Trying to enable an undefined channel
mluis 0:91d1a7783bb9 2501 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2502 }
mluis 0:91d1a7783bb9 2503 }
mluis 0:91d1a7783bb9 2504 channelsMask[chMaskCntl] = chMask;
mluis 2:14a5d6ad92d5 2505
mluis 0:91d1a7783bb9 2506 if( CountNbEnabled125kHzChannels( channelsMask ) < 6 )
mluis 0:91d1a7783bb9 2507 {
mluis 0:91d1a7783bb9 2508 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2509 }
mluis 4:37c12dbc8dc7 2510
mluis 4:37c12dbc8dc7 2511 #if defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 2512 if( ValidateChannelMask( channelsMask ) == false )
mluis 4:37c12dbc8dc7 2513 {
mluis 4:37c12dbc8dc7 2514 status &= 0xFE; // Channel mask KO
mluis 4:37c12dbc8dc7 2515 }
mluis 4:37c12dbc8dc7 2516 #endif
mluis 0:91d1a7783bb9 2517 }
mluis 0:91d1a7783bb9 2518 #else
mluis 0:91d1a7783bb9 2519 #error "Please define a frequency band in the compiler options."
mluis 0:91d1a7783bb9 2520 #endif
mluis 4:37c12dbc8dc7 2521 if( ValueInRange( datarate, LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) == false )
mluis 0:91d1a7783bb9 2522 {
mluis 0:91d1a7783bb9 2523 status &= 0xFD; // Datarate KO
mluis 0:91d1a7783bb9 2524 }
mluis 0:91d1a7783bb9 2525
mluis 0:91d1a7783bb9 2526 //
mluis 0:91d1a7783bb9 2527 // Remark MaxTxPower = 0 and MinTxPower = 5
mluis 0:91d1a7783bb9 2528 //
mluis 2:14a5d6ad92d5 2529 if( ValueInRange( txPower, LORAMAC_MAX_TX_POWER, LORAMAC_MIN_TX_POWER ) == false )
mluis 0:91d1a7783bb9 2530 {
mluis 0:91d1a7783bb9 2531 status &= 0xFB; // TxPower KO
mluis 0:91d1a7783bb9 2532 }
mluis 0:91d1a7783bb9 2533 if( ( status & 0x07 ) == 0x07 )
mluis 0:91d1a7783bb9 2534 {
mluis 0:91d1a7783bb9 2535 ChannelsDatarate = datarate;
mluis 0:91d1a7783bb9 2536 ChannelsTxPower = txPower;
mluis 4:37c12dbc8dc7 2537
mluis 0:91d1a7783bb9 2538 ChannelsMask[0] = channelsMask[0];
mluis 0:91d1a7783bb9 2539 ChannelsMask[1] = channelsMask[1];
mluis 0:91d1a7783bb9 2540 ChannelsMask[2] = channelsMask[2];
mluis 0:91d1a7783bb9 2541 ChannelsMask[3] = channelsMask[3];
mluis 0:91d1a7783bb9 2542 ChannelsMask[4] = channelsMask[4];
mluis 0:91d1a7783bb9 2543 ChannelsMask[5] = channelsMask[5];
mluis 4:37c12dbc8dc7 2544
mluis 0:91d1a7783bb9 2545 ChannelsNbRep = nbRep;
mluis 0:91d1a7783bb9 2546 }
mluis 0:91d1a7783bb9 2547 AddMacCommand( MOTE_MAC_LINK_ADR_ANS, status, 0 );
mluis 0:91d1a7783bb9 2548 }
mluis 0:91d1a7783bb9 2549 break;
mluis 0:91d1a7783bb9 2550 case SRV_MAC_DUTY_CYCLE_REQ:
mluis 0:91d1a7783bb9 2551 MaxDCycle = payload[macIndex++];
mluis 0:91d1a7783bb9 2552 AggregatedDCycle = 1 << MaxDCycle;
mluis 0:91d1a7783bb9 2553 AddMacCommand( MOTE_MAC_DUTY_CYCLE_ANS, 0, 0 );
mluis 0:91d1a7783bb9 2554 break;
mluis 0:91d1a7783bb9 2555 case SRV_MAC_RX_PARAM_SETUP_REQ:
mluis 0:91d1a7783bb9 2556 {
mluis 0:91d1a7783bb9 2557 uint8_t status = 0x07;
mluis 0:91d1a7783bb9 2558 int8_t datarate = 0;
mluis 0:91d1a7783bb9 2559 int8_t drOffset = 0;
mluis 0:91d1a7783bb9 2560 uint32_t freq = 0;
mluis 2:14a5d6ad92d5 2561
mluis 1:91e4e6c60d1e 2562 drOffset = ( payload[macIndex] >> 4 ) & 0x07;
mluis 1:91e4e6c60d1e 2563 datarate = payload[macIndex] & 0x0F;
mluis 1:91e4e6c60d1e 2564 macIndex++;
mluis 2:14a5d6ad92d5 2565
mluis 2:14a5d6ad92d5 2566 freq = ( uint32_t )payload[macIndex++];
mluis 0:91d1a7783bb9 2567 freq |= ( uint32_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2568 freq |= ( uint32_t )payload[macIndex++] << 16;
mluis 0:91d1a7783bb9 2569 freq *= 100;
mluis 2:14a5d6ad92d5 2570
mluis 0:91d1a7783bb9 2571 if( Radio.CheckRfFrequency( freq ) == false )
mluis 0:91d1a7783bb9 2572 {
mluis 0:91d1a7783bb9 2573 status &= 0xFE; // Channel frequency KO
mluis 0:91d1a7783bb9 2574 }
mluis 2:14a5d6ad92d5 2575
mluis 4:37c12dbc8dc7 2576 if( ValueInRange( datarate, LORAMAC_RX_MIN_DATARATE, LORAMAC_RX_MAX_DATARATE ) == false )
mluis 0:91d1a7783bb9 2577 {
mluis 0:91d1a7783bb9 2578 status &= 0xFD; // Datarate KO
mluis 0:91d1a7783bb9 2579 }
mluis 2:14a5d6ad92d5 2580 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 2581 if( ( ValueInRange( datarate, DR_5, DR_7 ) == true ) ||
mluis 2:14a5d6ad92d5 2582 ( datarate > DR_13 ) )
mluis 2:14a5d6ad92d5 2583 {
mluis 2:14a5d6ad92d5 2584 status &= 0xFD; // Datarate KO
mluis 2:14a5d6ad92d5 2585 }
mluis 2:14a5d6ad92d5 2586 #endif
mluis 2:14a5d6ad92d5 2587 if( ValueInRange( drOffset, LORAMAC_MIN_RX1_DR_OFFSET, LORAMAC_MAX_RX1_DR_OFFSET ) == false )
mluis 0:91d1a7783bb9 2588 {
mluis 0:91d1a7783bb9 2589 status &= 0xFB; // Rx1DrOffset range KO
mluis 0:91d1a7783bb9 2590 }
mluis 2:14a5d6ad92d5 2591
mluis 0:91d1a7783bb9 2592 if( ( status & 0x07 ) == 0x07 )
mluis 0:91d1a7783bb9 2593 {
mluis 0:91d1a7783bb9 2594 Rx2Channel.Datarate = datarate;
mluis 0:91d1a7783bb9 2595 Rx2Channel.Frequency = freq;
mluis 0:91d1a7783bb9 2596 Rx1DrOffset = drOffset;
mluis 0:91d1a7783bb9 2597 }
mluis 0:91d1a7783bb9 2598 AddMacCommand( MOTE_MAC_RX_PARAM_SETUP_ANS, status, 0 );
mluis 0:91d1a7783bb9 2599 }
mluis 0:91d1a7783bb9 2600 break;
mluis 0:91d1a7783bb9 2601 case SRV_MAC_DEV_STATUS_REQ:
mluis 1:91e4e6c60d1e 2602 {
mluis 1:91e4e6c60d1e 2603 uint8_t batteryLevel = BAT_LEVEL_NO_MEASURE;
mluis 1:91e4e6c60d1e 2604 if( ( LoRaMacCallbacks != NULL ) && ( LoRaMacCallbacks->GetBatteryLevel != NULL ) )
mluis 1:91e4e6c60d1e 2605 {
mluis 1:91e4e6c60d1e 2606 batteryLevel = LoRaMacCallbacks->GetBatteryLevel( );
mluis 1:91e4e6c60d1e 2607 }
mluis 2:14a5d6ad92d5 2608 AddMacCommand( MOTE_MAC_DEV_STATUS_ANS, batteryLevel, snr );
mluis 2:14a5d6ad92d5 2609 break;
mluis 1:91e4e6c60d1e 2610 }
mluis 0:91d1a7783bb9 2611 case SRV_MAC_NEW_CHANNEL_REQ:
mluis 0:91d1a7783bb9 2612 {
mluis 0:91d1a7783bb9 2613 uint8_t status = 0x03;
mluis 3:b9d87593a8ae 2614
mluis 2:14a5d6ad92d5 2615 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 3:b9d87593a8ae 2616 status &= 0xFC; // Channel frequency and datarate KO
mluis 3:b9d87593a8ae 2617 macIndex += 5;
mluis 2:14a5d6ad92d5 2618 #else
mluis 0:91d1a7783bb9 2619 int8_t channelIndex = 0;
mluis 0:91d1a7783bb9 2620 ChannelParams_t chParam;
mluis 2:14a5d6ad92d5 2621
mluis 0:91d1a7783bb9 2622 channelIndex = payload[macIndex++];
mluis 0:91d1a7783bb9 2623 chParam.Frequency = ( uint32_t )payload[macIndex++];
mluis 0:91d1a7783bb9 2624 chParam.Frequency |= ( uint32_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2625 chParam.Frequency |= ( uint32_t )payload[macIndex++] << 16;
mluis 0:91d1a7783bb9 2626 chParam.Frequency *= 100;
mluis 0:91d1a7783bb9 2627 chParam.DrRange.Value = payload[macIndex++];
mluis 2:14a5d6ad92d5 2628
mluis 3:b9d87593a8ae 2629 LoRaMacState |= MAC_TX_CONFIG;
mluis 3:b9d87593a8ae 2630 if( chParam.Frequency == 0 )
mluis 0:91d1a7783bb9 2631 {
mluis 3:b9d87593a8ae 2632 if( channelIndex < 3 )
mluis 3:b9d87593a8ae 2633 {
mluis 3:b9d87593a8ae 2634 status &= 0xFC;
mluis 3:b9d87593a8ae 2635 }
mluis 3:b9d87593a8ae 2636 else
mluis 3:b9d87593a8ae 2637 {
mluis 3:b9d87593a8ae 2638 if( LoRaMacChannelRemove( channelIndex ) != LORAMAC_STATUS_OK )
mluis 3:b9d87593a8ae 2639 {
mluis 3:b9d87593a8ae 2640 status &= 0xFC;
mluis 3:b9d87593a8ae 2641 }
mluis 3:b9d87593a8ae 2642 }
mluis 0:91d1a7783bb9 2643 }
mluis 3:b9d87593a8ae 2644 else
mluis 0:91d1a7783bb9 2645 {
mluis 3:b9d87593a8ae 2646 switch( LoRaMacChannelAdd( channelIndex, chParam ) )
mluis 3:b9d87593a8ae 2647 {
mluis 3:b9d87593a8ae 2648 case LORAMAC_STATUS_OK:
mluis 3:b9d87593a8ae 2649 {
mluis 3:b9d87593a8ae 2650 break;
mluis 3:b9d87593a8ae 2651 }
mluis 3:b9d87593a8ae 2652 case LORAMAC_STATUS_FREQUENCY_INVALID:
mluis 3:b9d87593a8ae 2653 {
mluis 3:b9d87593a8ae 2654 status &= 0xFE;
mluis 3:b9d87593a8ae 2655 break;
mluis 3:b9d87593a8ae 2656 }
mluis 3:b9d87593a8ae 2657 case LORAMAC_STATUS_DATARATE_INVALID:
mluis 3:b9d87593a8ae 2658 {
mluis 3:b9d87593a8ae 2659 status &= 0xFD;
mluis 3:b9d87593a8ae 2660 break;
mluis 3:b9d87593a8ae 2661 }
mluis 3:b9d87593a8ae 2662 case LORAMAC_STATUS_FREQ_AND_DR_INVALID:
mluis 3:b9d87593a8ae 2663 {
mluis 3:b9d87593a8ae 2664 status &= 0xFC;
mluis 3:b9d87593a8ae 2665 break;
mluis 3:b9d87593a8ae 2666 }
mluis 3:b9d87593a8ae 2667 default:
mluis 3:b9d87593a8ae 2668 {
mluis 3:b9d87593a8ae 2669 status &= 0xFC;
mluis 3:b9d87593a8ae 2670 break;
mluis 3:b9d87593a8ae 2671 }
mluis 3:b9d87593a8ae 2672 }
mluis 0:91d1a7783bb9 2673 }
mluis 3:b9d87593a8ae 2674 LoRaMacState &= ~MAC_TX_CONFIG;
mluis 2:14a5d6ad92d5 2675 #endif
mluis 0:91d1a7783bb9 2676 AddMacCommand( MOTE_MAC_NEW_CHANNEL_ANS, status, 0 );
mluis 0:91d1a7783bb9 2677 }
mluis 0:91d1a7783bb9 2678 break;
mluis 0:91d1a7783bb9 2679 case SRV_MAC_RX_TIMING_SETUP_REQ:
mluis 0:91d1a7783bb9 2680 {
mluis 0:91d1a7783bb9 2681 uint8_t delay = payload[macIndex++] & 0x0F;
mluis 2:14a5d6ad92d5 2682
mluis 0:91d1a7783bb9 2683 if( delay == 0 )
mluis 0:91d1a7783bb9 2684 {
mluis 0:91d1a7783bb9 2685 delay++;
mluis 0:91d1a7783bb9 2686 }
mluis 0:91d1a7783bb9 2687 ReceiveDelay1 = delay * 1e6;
mluis 0:91d1a7783bb9 2688 ReceiveDelay2 = ReceiveDelay1 + 1e6;
mluis 0:91d1a7783bb9 2689 AddMacCommand( MOTE_MAC_RX_TIMING_SETUP_ANS, 0, 0 );
mluis 0:91d1a7783bb9 2690 }
mluis 0:91d1a7783bb9 2691 break;
mluis 0:91d1a7783bb9 2692 default:
mluis 0:91d1a7783bb9 2693 // Unknown command. ABORT MAC commands processing
mluis 0:91d1a7783bb9 2694 return;
mluis 0:91d1a7783bb9 2695 }
mluis 0:91d1a7783bb9 2696 }
mluis 0:91d1a7783bb9 2697 }
mluis 0:91d1a7783bb9 2698
mluis 2:14a5d6ad92d5 2699 LoRaMacStatus_t Send( LoRaMacHeader_t *macHdr, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
mluis 0:91d1a7783bb9 2700 {
mluis 2:14a5d6ad92d5 2701 LoRaMacFrameCtrl_t fCtrl;
mluis 2:14a5d6ad92d5 2702 LoRaMacStatus_t status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 2703
mluis 2:14a5d6ad92d5 2704 fCtrl.Value = 0;
mluis 2:14a5d6ad92d5 2705 fCtrl.Bits.FOptsLen = 0;
mluis 2:14a5d6ad92d5 2706 fCtrl.Bits.FPending = 0;
mluis 2:14a5d6ad92d5 2707 fCtrl.Bits.Ack = false;
mluis 2:14a5d6ad92d5 2708 fCtrl.Bits.AdrAckReq = false;
mluis 2:14a5d6ad92d5 2709 fCtrl.Bits.Adr = AdrCtrlOn;
mluis 2:14a5d6ad92d5 2710
mluis 2:14a5d6ad92d5 2711 // Prepare the frame
mluis 2:14a5d6ad92d5 2712 status = PrepareFrame( macHdr, &fCtrl, fPort, fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 2713
mluis 2:14a5d6ad92d5 2714 // Validate status
mluis 2:14a5d6ad92d5 2715 if( status != LORAMAC_STATUS_OK )
mluis 0:91d1a7783bb9 2716 {
mluis 2:14a5d6ad92d5 2717 return status;
mluis 0:91d1a7783bb9 2718 }
mluis 2:14a5d6ad92d5 2719
mluis 2:14a5d6ad92d5 2720 // Reset confirm parameters
mluis 2:14a5d6ad92d5 2721 McpsConfirm.NbRetries = 0;
mluis 2:14a5d6ad92d5 2722 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 2723 McpsConfirm.UpLinkCounter = UpLinkCounter;
mluis 2:14a5d6ad92d5 2724
mluis 2:14a5d6ad92d5 2725 status = ScheduleTx( );
mluis 2:14a5d6ad92d5 2726
mluis 2:14a5d6ad92d5 2727 return status;
mluis 0:91d1a7783bb9 2728 }
mluis 0:91d1a7783bb9 2729
mluis 2:14a5d6ad92d5 2730 static LoRaMacStatus_t ScheduleTx( )
mluis 0:91d1a7783bb9 2731 {
mluis 2:14a5d6ad92d5 2732 TimerTime_t dutyCycleTimeOff = 0;
mluis 2:14a5d6ad92d5 2733
mluis 2:14a5d6ad92d5 2734 // Check if the device is off
mluis 2:14a5d6ad92d5 2735 if( MaxDCycle == 255 )
mluis 2:14a5d6ad92d5 2736 {
mluis 2:14a5d6ad92d5 2737 return LORAMAC_STATUS_DEVICE_OFF;
mluis 2:14a5d6ad92d5 2738 }
mluis 2:14a5d6ad92d5 2739 if( MaxDCycle == 0 )
mluis 0:91d1a7783bb9 2740 {
mluis 2:14a5d6ad92d5 2741 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 2742 }
mluis 2:14a5d6ad92d5 2743
mluis 4:37c12dbc8dc7 2744 CalculateBackOff( LastTxChannel );
mluis 4:37c12dbc8dc7 2745
mluis 2:14a5d6ad92d5 2746 // Select channel
mluis 3:b9d87593a8ae 2747 while( SetNextChannel( &dutyCycleTimeOff ) == false )
mluis 3:b9d87593a8ae 2748 {
mluis 3:b9d87593a8ae 2749 // Set the default datarate
mluis 3:b9d87593a8ae 2750 ChannelsDatarate = ChannelsDefaultDatarate;
mluis 3:b9d87593a8ae 2751
mluis 3:b9d87593a8ae 2752 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 3:b9d87593a8ae 2753 // Re-enable default channels LC1, LC2, LC3
mluis 3:b9d87593a8ae 2754 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
mluis 3:b9d87593a8ae 2755 #endif
mluis 3:b9d87593a8ae 2756 }
mluis 2:14a5d6ad92d5 2757
mluis 2:14a5d6ad92d5 2758 // Schedule transmission of frame
mluis 2:14a5d6ad92d5 2759 if( dutyCycleTimeOff == 0 )
mluis 2:14a5d6ad92d5 2760 {
mluis 2:14a5d6ad92d5 2761 // Try to send now
mluis 2:14a5d6ad92d5 2762 return SendFrameOnChannel( Channels[Channel] );
mluis 0:91d1a7783bb9 2763 }
mluis 0:91d1a7783bb9 2764 else
mluis 0:91d1a7783bb9 2765 {
mluis 2:14a5d6ad92d5 2766 // Send later - prepare timer
mluis 2:14a5d6ad92d5 2767 LoRaMacState |= MAC_TX_DELAYED;
mluis 2:14a5d6ad92d5 2768 TimerSetValue( &TxDelayedTimer, dutyCycleTimeOff );
mluis 2:14a5d6ad92d5 2769 TimerStart( &TxDelayedTimer );
mluis 2:14a5d6ad92d5 2770
mluis 2:14a5d6ad92d5 2771 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 2772 }
mluis 2:14a5d6ad92d5 2773 }
mluis 2:14a5d6ad92d5 2774
mluis 4:37c12dbc8dc7 2775 static void CalculateBackOff( uint8_t channel )
mluis 4:37c12dbc8dc7 2776 {
mluis 4:37c12dbc8dc7 2777 uint16_t dutyCycle = Bands[Channels[channel].Band].DCycle;
mluis 4:37c12dbc8dc7 2778
mluis 4:37c12dbc8dc7 2779 if( IsLoRaMacNetworkJoined == false )
mluis 4:37c12dbc8dc7 2780 {
mluis 4:37c12dbc8dc7 2781 #if defined( USE_BAND_868 ) || defined( USE_BAND_433 ) || defined( USE_BAND_780 )
mluis 4:37c12dbc8dc7 2782 dutyCycle = JOIN_DC;
mluis 4:37c12dbc8dc7 2783 #endif
mluis 4:37c12dbc8dc7 2784 }
mluis 4:37c12dbc8dc7 2785
mluis 4:37c12dbc8dc7 2786 // Update Band Time OFF
mluis 4:37c12dbc8dc7 2787 if( DutyCycleOn == true )
mluis 4:37c12dbc8dc7 2788 {
mluis 4:37c12dbc8dc7 2789 Bands[Channels[channel].Band].TimeOff = TxTimeOnAir * dutyCycle - TxTimeOnAir;
mluis 4:37c12dbc8dc7 2790 }
mluis 4:37c12dbc8dc7 2791 else
mluis 4:37c12dbc8dc7 2792 {
mluis 4:37c12dbc8dc7 2793 Bands[Channels[channel].Band].TimeOff = 0;
mluis 4:37c12dbc8dc7 2794 }
mluis 4:37c12dbc8dc7 2795 // Update Aggregated Time OFF
mluis 4:37c12dbc8dc7 2796 AggregatedTimeOff = AggregatedTimeOff + ( TxTimeOnAir * AggregatedDCycle - TxTimeOnAir );
mluis 4:37c12dbc8dc7 2797 }
mluis 4:37c12dbc8dc7 2798
mluis 2:14a5d6ad92d5 2799 LoRaMacStatus_t PrepareFrame( LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
mluis 2:14a5d6ad92d5 2800 {
mluis 2:14a5d6ad92d5 2801 uint16_t i;
mluis 2:14a5d6ad92d5 2802 uint8_t pktHeaderLen = 0;
mluis 2:14a5d6ad92d5 2803 uint32_t mic = 0;
mluis 2:14a5d6ad92d5 2804 const void* payload = fBuffer;
mluis 2:14a5d6ad92d5 2805 uint8_t payloadSize = fBufferSize;
mluis 2:14a5d6ad92d5 2806 uint8_t framePort = fPort;
mluis 2:14a5d6ad92d5 2807
mluis 2:14a5d6ad92d5 2808 LoRaMacBufferPktLen = 0;
mluis 2:14a5d6ad92d5 2809
mluis 2:14a5d6ad92d5 2810 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 2811
mluis 2:14a5d6ad92d5 2812 if( fBuffer == NULL )
mluis 0:91d1a7783bb9 2813 {
mluis 2:14a5d6ad92d5 2814 fBufferSize = 0;
mluis 2:14a5d6ad92d5 2815 }
mluis 2:14a5d6ad92d5 2816
mluis 2:14a5d6ad92d5 2817 LoRaMacBuffer[pktHeaderLen++] = macHdr->Value;
mluis 2:14a5d6ad92d5 2818
mluis 2:14a5d6ad92d5 2819 switch( macHdr->Bits.MType )
mluis 2:14a5d6ad92d5 2820 {
mluis 2:14a5d6ad92d5 2821 case FRAME_TYPE_JOIN_REQ:
mluis 2:14a5d6ad92d5 2822 RxWindow1Delay = JoinAcceptDelay1 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2823 RxWindow2Delay = JoinAcceptDelay2 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2824
mluis 2:14a5d6ad92d5 2825 LoRaMacBufferPktLen = pktHeaderLen;
mluis 2:14a5d6ad92d5 2826
mluis 2:14a5d6ad92d5 2827 memcpyr( LoRaMacBuffer + LoRaMacBufferPktLen, LoRaMacAppEui, 8 );
mluis 2:14a5d6ad92d5 2828 LoRaMacBufferPktLen += 8;
mluis 2:14a5d6ad92d5 2829 memcpyr( LoRaMacBuffer + LoRaMacBufferPktLen, LoRaMacDevEui, 8 );
mluis 2:14a5d6ad92d5 2830 LoRaMacBufferPktLen += 8;
mluis 2:14a5d6ad92d5 2831
mluis 2:14a5d6ad92d5 2832 LoRaMacDevNonce = Radio.Random( );
mluis 2:14a5d6ad92d5 2833
mluis 2:14a5d6ad92d5 2834 LoRaMacBuffer[LoRaMacBufferPktLen++] = LoRaMacDevNonce & 0xFF;
mluis 2:14a5d6ad92d5 2835 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( LoRaMacDevNonce >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2836
mluis 2:14a5d6ad92d5 2837 LoRaMacJoinComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen & 0xFF, LoRaMacAppKey, &mic );
mluis 2:14a5d6ad92d5 2838
mluis 2:14a5d6ad92d5 2839 LoRaMacBuffer[LoRaMacBufferPktLen++] = mic & 0xFF;
mluis 2:14a5d6ad92d5 2840 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2841 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2842 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2843
mluis 2:14a5d6ad92d5 2844 break;
mluis 2:14a5d6ad92d5 2845 case FRAME_TYPE_DATA_CONFIRMED_UP:
mluis 2:14a5d6ad92d5 2846 NodeAckRequested = true;
mluis 2:14a5d6ad92d5 2847 //Intentional falltrough
mluis 2:14a5d6ad92d5 2848 case FRAME_TYPE_DATA_UNCONFIRMED_UP:
mluis 2:14a5d6ad92d5 2849 if( IsLoRaMacNetworkJoined == false )
mluis 0:91d1a7783bb9 2850 {
mluis 2:14a5d6ad92d5 2851 return LORAMAC_STATUS_NO_NETWORK_JOINED; // No network has been joined yet
mluis 2:14a5d6ad92d5 2852 }
mluis 2:14a5d6ad92d5 2853
snelson 8:4816c8449bf2 2854 fCtrl->Bits.AdrAckReq = AdrNextDr( fCtrl->Bits.Adr, true, &ChannelsDatarate, &ChannelsTxPower );
mluis 3:b9d87593a8ae 2855
mluis 2:14a5d6ad92d5 2856 if( ValidatePayloadLength( fBufferSize, ChannelsDatarate, MacCommandsBufferIndex ) == false )
mluis 2:14a5d6ad92d5 2857 {
mluis 2:14a5d6ad92d5 2858 return LORAMAC_STATUS_LENGTH_ERROR;
mluis 2:14a5d6ad92d5 2859 }
mluis 2:14a5d6ad92d5 2860
mluis 2:14a5d6ad92d5 2861 RxWindow1Delay = ReceiveDelay1 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2862 RxWindow2Delay = ReceiveDelay2 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2863
mluis 2:14a5d6ad92d5 2864 if( SrvAckRequested == true )
mluis 2:14a5d6ad92d5 2865 {
mluis 2:14a5d6ad92d5 2866 SrvAckRequested = false;
mluis 2:14a5d6ad92d5 2867 fCtrl->Bits.Ack = 1;
mluis 2:14a5d6ad92d5 2868 }
mluis 2:14a5d6ad92d5 2869
mluis 2:14a5d6ad92d5 2870 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr ) & 0xFF;
mluis 2:14a5d6ad92d5 2871 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2872 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2873 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2874
mluis 2:14a5d6ad92d5 2875 LoRaMacBuffer[pktHeaderLen++] = fCtrl->Value;
mluis 2:14a5d6ad92d5 2876
mluis 2:14a5d6ad92d5 2877 LoRaMacBuffer[pktHeaderLen++] = UpLinkCounter & 0xFF;
mluis 2:14a5d6ad92d5 2878 LoRaMacBuffer[pktHeaderLen++] = ( UpLinkCounter >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2879
mluis 2:14a5d6ad92d5 2880 if( ( payload != NULL ) && ( payloadSize > 0 ) )
mluis 2:14a5d6ad92d5 2881 {
mluis 2:14a5d6ad92d5 2882 if( ( MacCommandsBufferIndex <= LORA_MAC_COMMAND_MAX_LENGTH ) && ( MacCommandsInNextTx == true ) )
mluis 1:91e4e6c60d1e 2883 {
mluis 2:14a5d6ad92d5 2884 fCtrl->Bits.FOptsLen += MacCommandsBufferIndex;
mluis 2:14a5d6ad92d5 2885
mluis 2:14a5d6ad92d5 2886 // Update FCtrl field with new value of OptionsLength
mluis 2:14a5d6ad92d5 2887 LoRaMacBuffer[0x05] = fCtrl->Value;
mluis 2:14a5d6ad92d5 2888 for( i = 0; i < MacCommandsBufferIndex; i++ )
mluis 0:91d1a7783bb9 2889 {
mluis 2:14a5d6ad92d5 2890 LoRaMacBuffer[pktHeaderLen++] = MacCommandsBuffer[i];
mluis 0:91d1a7783bb9 2891 }
mluis 0:91d1a7783bb9 2892 }
mluis 0:91d1a7783bb9 2893 }
mluis 0:91d1a7783bb9 2894 else
mluis 0:91d1a7783bb9 2895 {
mluis 2:14a5d6ad92d5 2896 if( ( MacCommandsBufferIndex > 0 ) && ( MacCommandsInNextTx ) )
mluis 0:91d1a7783bb9 2897 {
mluis 2:14a5d6ad92d5 2898 payloadSize = MacCommandsBufferIndex;
mluis 2:14a5d6ad92d5 2899 payload = MacCommandsBuffer;
mluis 2:14a5d6ad92d5 2900 framePort = 0;
mluis 0:91d1a7783bb9 2901 }
mluis 2:14a5d6ad92d5 2902 }
mluis 2:14a5d6ad92d5 2903 MacCommandsInNextTx = false;
mluis 2:14a5d6ad92d5 2904 MacCommandsBufferIndex = 0;
mluis 2:14a5d6ad92d5 2905
mluis 2:14a5d6ad92d5 2906 if( ( payload != NULL ) && ( payloadSize > 0 ) )
mluis 2:14a5d6ad92d5 2907 {
mluis 2:14a5d6ad92d5 2908 LoRaMacBuffer[pktHeaderLen++] = framePort;
mluis 2:14a5d6ad92d5 2909
mluis 2:14a5d6ad92d5 2910 if( framePort == 0 )
mluis 0:91d1a7783bb9 2911 {
mluis 2:14a5d6ad92d5 2912 LoRaMacPayloadEncrypt( (uint8_t* ) payload, payloadSize, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
mluis 0:91d1a7783bb9 2913 }
mluis 0:91d1a7783bb9 2914 else
mluis 0:91d1a7783bb9 2915 {
mluis 2:14a5d6ad92d5 2916 LoRaMacPayloadEncrypt( (uint8_t* ) payload, payloadSize, LoRaMacAppSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
mluis 0:91d1a7783bb9 2917 }
mluis 2:14a5d6ad92d5 2918 memcpy1( LoRaMacBuffer + pktHeaderLen, LoRaMacPayload, payloadSize );
mluis 2:14a5d6ad92d5 2919 }
mluis 2:14a5d6ad92d5 2920 LoRaMacBufferPktLen = pktHeaderLen + payloadSize;
mluis 2:14a5d6ad92d5 2921
mluis 2:14a5d6ad92d5 2922 LoRaMacComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, &mic );
mluis 2:14a5d6ad92d5 2923
mluis 2:14a5d6ad92d5 2924 LoRaMacBuffer[LoRaMacBufferPktLen + 0] = mic & 0xFF;
mluis 2:14a5d6ad92d5 2925 LoRaMacBuffer[LoRaMacBufferPktLen + 1] = ( mic >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2926 LoRaMacBuffer[LoRaMacBufferPktLen + 2] = ( mic >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2927 LoRaMacBuffer[LoRaMacBufferPktLen + 3] = ( mic >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2928
mluis 2:14a5d6ad92d5 2929 LoRaMacBufferPktLen += LORAMAC_MFR_LEN;
mluis 2:14a5d6ad92d5 2930
mluis 2:14a5d6ad92d5 2931 break;
mluis 2:14a5d6ad92d5 2932 case FRAME_TYPE_PROPRIETARY:
mluis 2:14a5d6ad92d5 2933 if( ( fBuffer != NULL ) && ( fBufferSize > 0 ) )
mluis 2:14a5d6ad92d5 2934 {
mluis 2:14a5d6ad92d5 2935 memcpy1( LoRaMacBuffer + pktHeaderLen, ( uint8_t* ) fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 2936 LoRaMacBufferPktLen = pktHeaderLen + fBufferSize;
mluis 0:91d1a7783bb9 2937 }
mluis 0:91d1a7783bb9 2938 break;
mluis 0:91d1a7783bb9 2939 default:
mluis 2:14a5d6ad92d5 2940 return LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 0:91d1a7783bb9 2941 }
mluis 2:14a5d6ad92d5 2942
mluis 2:14a5d6ad92d5 2943 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 2944 }
mluis 0:91d1a7783bb9 2945
mluis 2:14a5d6ad92d5 2946 LoRaMacStatus_t SendFrameOnChannel( ChannelParams_t channel )
mluis 0:91d1a7783bb9 2947 {
mluis 2:14a5d6ad92d5 2948 int8_t datarate = Datarates[ChannelsDatarate];
mluis 4:37c12dbc8dc7 2949 int8_t txPowerIndex = 0;
mluis 2:14a5d6ad92d5 2950 int8_t txPower = 0;
mluis 2:14a5d6ad92d5 2951
mluis 4:37c12dbc8dc7 2952 txPowerIndex = LimitTxPower( ChannelsTxPower );
mluis 4:37c12dbc8dc7 2953 txPower = TxPowers[txPowerIndex];
mluis 2:14a5d6ad92d5 2954
mluis 2:14a5d6ad92d5 2955 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 2956 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 2957 McpsConfirm.Datarate = ChannelsDatarate;
mluis 4:37c12dbc8dc7 2958 McpsConfirm.TxPower = txPowerIndex;
mluis 2:14a5d6ad92d5 2959
mluis 2:14a5d6ad92d5 2960 Radio.SetChannel( channel.Frequency );
mluis 2:14a5d6ad92d5 2961
mluis 2:14a5d6ad92d5 2962 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 2963 if( ChannelsDatarate == DR_7 )
mluis 2:14a5d6ad92d5 2964 { // High Speed FSK channel
mluis 2:14a5d6ad92d5 2965 Radio.SetMaxPayloadLength( MODEM_FSK, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 2966 Radio.SetTxConfig( MODEM_FSK, txPower, 25e3, 0, datarate * 1e3, 0, 5, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 2967 TxTimeOnAir = Radio.TimeOnAir( MODEM_FSK, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 2968
mluis 0:91d1a7783bb9 2969 }
mluis 2:14a5d6ad92d5 2970 else if( ChannelsDatarate == DR_6 )
mluis 2:14a5d6ad92d5 2971 { // High speed LoRa channel
mluis 2:14a5d6ad92d5 2972 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 2973 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 1, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 2974 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 2975 }
mluis 1:91e4e6c60d1e 2976 else
mluis 2:14a5d6ad92d5 2977 { // Normal LoRa channel
mluis 2:14a5d6ad92d5 2978 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 2979 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 0, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 2980 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 2981 }
mluis 2:14a5d6ad92d5 2982 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2983 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 2984 if( ChannelsDatarate >= DR_4 )
mluis 2:14a5d6ad92d5 2985 { // High speed LoRa channel BW500 kHz
mluis 2:14a5d6ad92d5 2986 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 2, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 2987 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 2988 }
mluis 1:91e4e6c60d1e 2989 else
mluis 2:14a5d6ad92d5 2990 { // Normal LoRa channel
mluis 2:14a5d6ad92d5 2991 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 0, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 2992 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 2993 }
mluis 0:91d1a7783bb9 2994 #else
mluis 0:91d1a7783bb9 2995 #error "Please define a frequency band in the compiler options."
mluis 0:91d1a7783bb9 2996 #endif
mluis 2:14a5d6ad92d5 2997
mluis 2:14a5d6ad92d5 2998 // Store the time on air
mluis 2:14a5d6ad92d5 2999 McpsConfirm.TxTimeOnAir = TxTimeOnAir;
mluis 2:14a5d6ad92d5 3000 MlmeConfirm.TxTimeOnAir = TxTimeOnAir;
mluis 2:14a5d6ad92d5 3001
mluis 2:14a5d6ad92d5 3002 // Starts the MAC layer status check timer
mluis 3:b9d87593a8ae 3003 TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
mluis 2:14a5d6ad92d5 3004 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 3005
mluis 2:14a5d6ad92d5 3006 // Send now
mluis 2:14a5d6ad92d5 3007 Radio.Send( LoRaMacBuffer, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3008
mluis 2:14a5d6ad92d5 3009 LoRaMacState |= MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 3010
mluis 2:14a5d6ad92d5 3011 return LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3012 }
mluis 2:14a5d6ad92d5 3013
mluis 2:14a5d6ad92d5 3014 LoRaMacStatus_t LoRaMacInitialization( LoRaMacPrimitives_t *primitives, LoRaMacCallback_t *callbacks )
mluis 2:14a5d6ad92d5 3015 {
mluis 2:14a5d6ad92d5 3016 if( primitives == NULL )
mluis 2:14a5d6ad92d5 3017 {
mluis 2:14a5d6ad92d5 3018 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3019 }
mluis 2:14a5d6ad92d5 3020
mluis 2:14a5d6ad92d5 3021 if( ( primitives->MacMcpsConfirm == NULL ) ||
mluis 2:14a5d6ad92d5 3022 ( primitives->MacMcpsIndication == NULL ) ||
mluis 2:14a5d6ad92d5 3023 ( primitives->MacMlmeConfirm == NULL ))
mluis 2:14a5d6ad92d5 3024 {
mluis 2:14a5d6ad92d5 3025 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3026 }
mluis 2:14a5d6ad92d5 3027
mluis 2:14a5d6ad92d5 3028 LoRaMacPrimitives = primitives;
mluis 2:14a5d6ad92d5 3029 LoRaMacCallbacks = callbacks;
mluis 2:14a5d6ad92d5 3030
mluis 2:14a5d6ad92d5 3031 LoRaMacFlags.Value = 0;
mluis 2:14a5d6ad92d5 3032
mluis 2:14a5d6ad92d5 3033 LoRaMacDeviceClass = CLASS_A;
mluis 2:14a5d6ad92d5 3034
mluis 2:14a5d6ad92d5 3035 UpLinkCounter = 1;
mluis 2:14a5d6ad92d5 3036 DownLinkCounter = 0;
mluis 2:14a5d6ad92d5 3037 AdrAckCounter = 0;
mluis 2:14a5d6ad92d5 3038
mluis 2:14a5d6ad92d5 3039 RepeaterSupport = false;
mluis 2:14a5d6ad92d5 3040 IsRxWindowsEnabled = true;
mluis 2:14a5d6ad92d5 3041 IsLoRaMacNetworkJoined = false;
mluis 2:14a5d6ad92d5 3042 LoRaMacState = MAC_IDLE;
mluis 2:14a5d6ad92d5 3043
mluis 2:14a5d6ad92d5 3044 #if defined( USE_BAND_433 )
mluis 2:14a5d6ad92d5 3045 ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
mluis 2:14a5d6ad92d5 3046 #elif defined( USE_BAND_780 )
mluis 2:14a5d6ad92d5 3047 ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
mluis 2:14a5d6ad92d5 3048 #elif defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3049 ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
mluis 2:14a5d6ad92d5 3050 #elif defined( USE_BAND_915 )
mluis 2:14a5d6ad92d5 3051 ChannelsMask[0] = 0xFFFF;
mluis 2:14a5d6ad92d5 3052 ChannelsMask[1] = 0xFFFF;
mluis 2:14a5d6ad92d5 3053 ChannelsMask[2] = 0xFFFF;
mluis 2:14a5d6ad92d5 3054 ChannelsMask[3] = 0xFFFF;
mluis 2:14a5d6ad92d5 3055 ChannelsMask[4] = 0x00FF;
mluis 2:14a5d6ad92d5 3056 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 3057
mluis 2:14a5d6ad92d5 3058 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, sizeof( ChannelsMask ) );
mluis 2:14a5d6ad92d5 3059 #elif defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3060 ChannelsMask[0] = 0x00FF;
mluis 2:14a5d6ad92d5 3061 ChannelsMask[1] = 0x0000;
mluis 2:14a5d6ad92d5 3062 ChannelsMask[2] = 0x0000;
mluis 2:14a5d6ad92d5 3063 ChannelsMask[3] = 0x0000;
mluis 2:14a5d6ad92d5 3064 ChannelsMask[4] = 0x0001;
mluis 2:14a5d6ad92d5 3065 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 3066
mluis 2:14a5d6ad92d5 3067 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, sizeof( ChannelsMask ) );
mluis 2:14a5d6ad92d5 3068 #else
mluis 2:14a5d6ad92d5 3069 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 3070 #endif
mluis 2:14a5d6ad92d5 3071
mluis 2:14a5d6ad92d5 3072 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3073 // 125 kHz channels
mluis 2:14a5d6ad92d5 3074 for( uint8_t i = 0; i < LORA_MAX_NB_CHANNELS - 8; i++ )
mluis 0:91d1a7783bb9 3075 {
mluis 2:14a5d6ad92d5 3076 Channels[i].Frequency = 902.3e6 + i * 200e3;
mluis 2:14a5d6ad92d5 3077 Channels[i].DrRange.Value = ( DR_3 << 4 ) | DR_0;
mluis 2:14a5d6ad92d5 3078 Channels[i].Band = 0;
mluis 2:14a5d6ad92d5 3079 }
mluis 2:14a5d6ad92d5 3080 // 500 kHz channels
mluis 2:14a5d6ad92d5 3081 for( uint8_t i = LORA_MAX_NB_CHANNELS - 8; i < LORA_MAX_NB_CHANNELS; i++ )
mluis 2:14a5d6ad92d5 3082 {
mluis 2:14a5d6ad92d5 3083 Channels[i].Frequency = 903.0e6 + ( i - ( LORA_MAX_NB_CHANNELS - 8 ) ) * 1.6e6;
mluis 2:14a5d6ad92d5 3084 Channels[i].DrRange.Value = ( DR_4 << 4 ) | DR_4;
mluis 2:14a5d6ad92d5 3085 Channels[i].Band = 0;
mluis 2:14a5d6ad92d5 3086 }
mluis 2:14a5d6ad92d5 3087 #endif
mluis 2:14a5d6ad92d5 3088
mluis 2:14a5d6ad92d5 3089 ChannelsTxPower = LORAMAC_DEFAULT_TX_POWER;
mluis 2:14a5d6ad92d5 3090 ChannelsDefaultDatarate = ChannelsDatarate = LORAMAC_DEFAULT_DATARATE;
mluis 2:14a5d6ad92d5 3091 ChannelsNbRep = 1;
mluis 2:14a5d6ad92d5 3092 ChannelsNbRepCounter = 0;
mluis 2:14a5d6ad92d5 3093
mluis 2:14a5d6ad92d5 3094 MaxDCycle = 0;
mluis 2:14a5d6ad92d5 3095 AggregatedDCycle = 1;
mluis 2:14a5d6ad92d5 3096 AggregatedLastTxDoneTime = 0;
mluis 2:14a5d6ad92d5 3097 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 3098
mluis 2:14a5d6ad92d5 3099 #if defined( USE_BAND_433 )
mluis 2:14a5d6ad92d5 3100 DutyCycleOn = false;
mluis 2:14a5d6ad92d5 3101 #elif defined( USE_BAND_780 )
mluis 2:14a5d6ad92d5 3102 DutyCycleOn = false;
mluis 2:14a5d6ad92d5 3103 #elif defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3104 DutyCycleOn = true;
mluis 2:14a5d6ad92d5 3105 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3106 DutyCycleOn = false;
mluis 2:14a5d6ad92d5 3107 #else
mluis 2:14a5d6ad92d5 3108 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 3109 #endif
mluis 2:14a5d6ad92d5 3110
mluis 2:14a5d6ad92d5 3111 MaxRxWindow = MAX_RX_WINDOW;
mluis 2:14a5d6ad92d5 3112 ReceiveDelay1 = RECEIVE_DELAY1;
mluis 2:14a5d6ad92d5 3113 ReceiveDelay2 = RECEIVE_DELAY2;
mluis 2:14a5d6ad92d5 3114 JoinAcceptDelay1 = JOIN_ACCEPT_DELAY1;
mluis 2:14a5d6ad92d5 3115 JoinAcceptDelay2 = JOIN_ACCEPT_DELAY2;
mluis 2:14a5d6ad92d5 3116
snelson 8:4816c8449bf2 3117 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 3118 NextJoinBlock = 0;
snelson 8:4816c8449bf2 3119 LastJoinBlock = -1;
snelson 8:4816c8449bf2 3120 JoinBlocksRemaining = 0xff;
snelson 8:4816c8449bf2 3121 Join500KHzRemaining = 0xff;
snelson 8:4816c8449bf2 3122 #endif
snelson 8:4816c8449bf2 3123
snelson 8:4816c8449bf2 3124 LastJoinTxTime = 0;
snelson 8:4816c8449bf2 3125 JoinAggTimeOnAir = 0;
snelson 8:4816c8449bf2 3126
mluis 2:14a5d6ad92d5 3127 TimerInit( &MacStateCheckTimer, OnMacStateCheckTimerEvent );
mluis 2:14a5d6ad92d5 3128 TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
mluis 2:14a5d6ad92d5 3129
mluis 2:14a5d6ad92d5 3130 TimerInit( &TxDelayedTimer, OnTxDelayedTimerEvent );
mluis 2:14a5d6ad92d5 3131 TimerInit( &RxWindowTimer1, OnRxWindow1TimerEvent );
mluis 2:14a5d6ad92d5 3132 TimerInit( &RxWindowTimer2, OnRxWindow2TimerEvent );
mluis 2:14a5d6ad92d5 3133 TimerInit( &AckTimeoutTimer, OnAckTimeoutTimerEvent );
mluis 2:14a5d6ad92d5 3134
mluis 2:14a5d6ad92d5 3135 // Initialize Radio driver
mluis 2:14a5d6ad92d5 3136 RadioEvents.TxDone = OnRadioTxDone;
mluis 2:14a5d6ad92d5 3137 RadioEvents.RxDone = OnRadioRxDone;
mluis 2:14a5d6ad92d5 3138 RadioEvents.RxError = OnRadioRxError;
mluis 2:14a5d6ad92d5 3139 RadioEvents.TxTimeout = OnRadioTxTimeout;
mluis 2:14a5d6ad92d5 3140 RadioEvents.RxTimeout = OnRadioRxTimeout;
mluis 2:14a5d6ad92d5 3141 Radio.Init( &RadioEvents );
mluis 2:14a5d6ad92d5 3142
mluis 2:14a5d6ad92d5 3143 // Random seed initialization
mluis 2:14a5d6ad92d5 3144 srand1( Radio.Random( ) );
mluis 2:14a5d6ad92d5 3145
mluis 2:14a5d6ad92d5 3146 // Initialize channel index.
mluis 2:14a5d6ad92d5 3147 Channel = LORA_MAX_NB_CHANNELS;
mluis 2:14a5d6ad92d5 3148
mluis 2:14a5d6ad92d5 3149 PublicNetwork = true;
mluis 2:14a5d6ad92d5 3150 SetPublicNetwork( PublicNetwork );
mluis 2:14a5d6ad92d5 3151 Radio.Sleep( );
mluis 2:14a5d6ad92d5 3152
mluis 2:14a5d6ad92d5 3153 return LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3154 }
mluis 2:14a5d6ad92d5 3155
mluis 2:14a5d6ad92d5 3156 LoRaMacStatus_t LoRaMacQueryTxPossible( uint8_t size, LoRaMacTxInfo_t* txInfo )
mluis 2:14a5d6ad92d5 3157 {
mluis 2:14a5d6ad92d5 3158 int8_t datarate = ChannelsDefaultDatarate;
mluis 2:14a5d6ad92d5 3159
mluis 2:14a5d6ad92d5 3160 if( txInfo == NULL )
mluis 2:14a5d6ad92d5 3161 {
mluis 2:14a5d6ad92d5 3162 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3163 }
mluis 2:14a5d6ad92d5 3164
snelson 8:4816c8449bf2 3165 AdrNextDr( AdrCtrlOn, false, &datarate, NULL );
mluis 2:14a5d6ad92d5 3166
mluis 2:14a5d6ad92d5 3167 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 3168 {
mluis 2:14a5d6ad92d5 3169 txInfo->CurrentPayloadSize = MaxPayloadOfDatarateRepeater[datarate];
mluis 0:91d1a7783bb9 3170 }
mluis 0:91d1a7783bb9 3171 else
mluis 0:91d1a7783bb9 3172 {
mluis 2:14a5d6ad92d5 3173 txInfo->CurrentPayloadSize = MaxPayloadOfDatarate[datarate];
mluis 0:91d1a7783bb9 3174 }
mluis 2:14a5d6ad92d5 3175
mluis 2:14a5d6ad92d5 3176 if( txInfo->CurrentPayloadSize >= MacCommandsBufferIndex )
mluis 0:91d1a7783bb9 3177 {
mluis 2:14a5d6ad92d5 3178 txInfo->MaxPossiblePayload = txInfo->CurrentPayloadSize - MacCommandsBufferIndex;
mluis 0:91d1a7783bb9 3179 }
mluis 0:91d1a7783bb9 3180 else
mluis 0:91d1a7783bb9 3181 {
mluis 2:14a5d6ad92d5 3182 return LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR;
mluis 2:14a5d6ad92d5 3183 }
mluis 2:14a5d6ad92d5 3184
mluis 2:14a5d6ad92d5 3185 if( ValidatePayloadLength( size, datarate, 0 ) == false )
mluis 2:14a5d6ad92d5 3186 {
mluis 2:14a5d6ad92d5 3187 return LORAMAC_STATUS_LENGTH_ERROR;
mluis 0:91d1a7783bb9 3188 }
mluis 2:14a5d6ad92d5 3189
mluis 2:14a5d6ad92d5 3190 if( ValidatePayloadLength( size, datarate, MacCommandsBufferIndex ) == false )
mluis 0:91d1a7783bb9 3191 {
mluis 2:14a5d6ad92d5 3192 return LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR;
mluis 0:91d1a7783bb9 3193 }
mluis 0:91d1a7783bb9 3194
mluis 2:14a5d6ad92d5 3195 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3196 }
mluis 0:91d1a7783bb9 3197
mluis 2:14a5d6ad92d5 3198 LoRaMacStatus_t LoRaMacMibGetRequestConfirm( MibRequestConfirm_t *mibGet )
mluis 0:91d1a7783bb9 3199 {
mluis 2:14a5d6ad92d5 3200 LoRaMacStatus_t status = LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3201
mluis 2:14a5d6ad92d5 3202 if( mibGet == NULL )
mluis 2:14a5d6ad92d5 3203 {
mluis 2:14a5d6ad92d5 3204 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3205 }
mluis 2:14a5d6ad92d5 3206
mluis 2:14a5d6ad92d5 3207 switch( mibGet->Type )
mluis 0:91d1a7783bb9 3208 {
mluis 2:14a5d6ad92d5 3209 case MIB_DEVICE_CLASS:
mluis 2:14a5d6ad92d5 3210 {
mluis 2:14a5d6ad92d5 3211 mibGet->Param.Class = LoRaMacDeviceClass;
mluis 2:14a5d6ad92d5 3212 break;
mluis 2:14a5d6ad92d5 3213 }
mluis 2:14a5d6ad92d5 3214 case MIB_NETWORK_JOINED:
mluis 2:14a5d6ad92d5 3215 {
mluis 2:14a5d6ad92d5 3216 mibGet->Param.IsNetworkJoined = IsLoRaMacNetworkJoined;
mluis 2:14a5d6ad92d5 3217 break;
mluis 2:14a5d6ad92d5 3218 }
mluis 2:14a5d6ad92d5 3219 case MIB_ADR:
mluis 2:14a5d6ad92d5 3220 {
mluis 2:14a5d6ad92d5 3221 mibGet->Param.AdrEnable = AdrCtrlOn;
mluis 2:14a5d6ad92d5 3222 break;
mluis 2:14a5d6ad92d5 3223 }
mluis 2:14a5d6ad92d5 3224 case MIB_NET_ID:
mluis 2:14a5d6ad92d5 3225 {
mluis 2:14a5d6ad92d5 3226 mibGet->Param.NetID = LoRaMacNetID;
mluis 2:14a5d6ad92d5 3227 break;
mluis 2:14a5d6ad92d5 3228 }
mluis 2:14a5d6ad92d5 3229 case MIB_DEV_ADDR:
mluis 2:14a5d6ad92d5 3230 {
mluis 2:14a5d6ad92d5 3231 mibGet->Param.DevAddr = LoRaMacDevAddr;
mluis 2:14a5d6ad92d5 3232 break;
mluis 2:14a5d6ad92d5 3233 }
mluis 2:14a5d6ad92d5 3234 case MIB_NWK_SKEY:
mluis 2:14a5d6ad92d5 3235 {
mluis 2:14a5d6ad92d5 3236 mibGet->Param.NwkSKey = LoRaMacNwkSKey;
mluis 2:14a5d6ad92d5 3237 break;
mluis 2:14a5d6ad92d5 3238 }
mluis 2:14a5d6ad92d5 3239 case MIB_APP_SKEY:
mluis 2:14a5d6ad92d5 3240 {
mluis 2:14a5d6ad92d5 3241 mibGet->Param.AppSKey = LoRaMacAppSKey;
mluis 2:14a5d6ad92d5 3242 break;
mluis 2:14a5d6ad92d5 3243 }
mluis 2:14a5d6ad92d5 3244 case MIB_PUBLIC_NETWORK:
mluis 2:14a5d6ad92d5 3245 {
mluis 2:14a5d6ad92d5 3246 mibGet->Param.EnablePublicNetwork = PublicNetwork;
mluis 2:14a5d6ad92d5 3247 break;
mluis 2:14a5d6ad92d5 3248 }
mluis 2:14a5d6ad92d5 3249 case MIB_REPEATER_SUPPORT:
mluis 2:14a5d6ad92d5 3250 {
mluis 2:14a5d6ad92d5 3251 mibGet->Param.EnableRepeaterSupport = RepeaterSupport;
mluis 2:14a5d6ad92d5 3252 break;
mluis 2:14a5d6ad92d5 3253 }
mluis 2:14a5d6ad92d5 3254 case MIB_CHANNELS:
mluis 2:14a5d6ad92d5 3255 {
mluis 2:14a5d6ad92d5 3256 mibGet->Param.ChannelList = Channels;
mluis 2:14a5d6ad92d5 3257 break;
mluis 2:14a5d6ad92d5 3258 }
mluis 2:14a5d6ad92d5 3259 case MIB_RX2_CHANNEL:
mluis 2:14a5d6ad92d5 3260 {
mluis 2:14a5d6ad92d5 3261 mibGet->Param.Rx2Channel = Rx2Channel;
mluis 2:14a5d6ad92d5 3262 break;
mluis 2:14a5d6ad92d5 3263 }
mluis 2:14a5d6ad92d5 3264 case MIB_CHANNELS_MASK:
mluis 2:14a5d6ad92d5 3265 {
mluis 2:14a5d6ad92d5 3266 mibGet->Param.ChannelsMask = ChannelsMask;
mluis 2:14a5d6ad92d5 3267 break;
mluis 0:91d1a7783bb9 3268 }
mluis 2:14a5d6ad92d5 3269 case MIB_CHANNELS_NB_REP:
mluis 2:14a5d6ad92d5 3270 {
mluis 2:14a5d6ad92d5 3271 mibGet->Param.ChannelNbRep = ChannelsNbRep;
mluis 2:14a5d6ad92d5 3272 break;
mluis 2:14a5d6ad92d5 3273 }
mluis 2:14a5d6ad92d5 3274 case MIB_MAX_RX_WINDOW_DURATION:
mluis 2:14a5d6ad92d5 3275 {
mluis 2:14a5d6ad92d5 3276 mibGet->Param.MaxRxWindow = MaxRxWindow;
mluis 2:14a5d6ad92d5 3277 break;
mluis 2:14a5d6ad92d5 3278 }
mluis 2:14a5d6ad92d5 3279 case MIB_RECEIVE_DELAY_1:
mluis 2:14a5d6ad92d5 3280 {
mluis 2:14a5d6ad92d5 3281 mibGet->Param.ReceiveDelay1 = ReceiveDelay1;
mluis 2:14a5d6ad92d5 3282 break;
mluis 2:14a5d6ad92d5 3283 }
mluis 2:14a5d6ad92d5 3284 case MIB_RECEIVE_DELAY_2:
mluis 2:14a5d6ad92d5 3285 {
mluis 2:14a5d6ad92d5 3286 mibGet->Param.ReceiveDelay2 = ReceiveDelay2;
mluis 2:14a5d6ad92d5 3287 break;
mluis 2:14a5d6ad92d5 3288 }
mluis 2:14a5d6ad92d5 3289 case MIB_JOIN_ACCEPT_DELAY_1:
mluis 2:14a5d6ad92d5 3290 {
mluis 2:14a5d6ad92d5 3291 mibGet->Param.JoinAcceptDelay1 = JoinAcceptDelay1;
mluis 2:14a5d6ad92d5 3292 break;
mluis 2:14a5d6ad92d5 3293 }
mluis 2:14a5d6ad92d5 3294 case MIB_JOIN_ACCEPT_DELAY_2:
mluis 2:14a5d6ad92d5 3295 {
mluis 2:14a5d6ad92d5 3296 mibGet->Param.JoinAcceptDelay2 = JoinAcceptDelay2;
mluis 2:14a5d6ad92d5 3297 break;
mluis 2:14a5d6ad92d5 3298 }
mluis 4:37c12dbc8dc7 3299 case MIB_CHANNELS_DEFAULT_DATARATE:
mluis 4:37c12dbc8dc7 3300 {
mluis 4:37c12dbc8dc7 3301 mibGet->Param.ChannelsDefaultDatarate = ChannelsDefaultDatarate;
mluis 4:37c12dbc8dc7 3302 break;
mluis 4:37c12dbc8dc7 3303 }
mluis 2:14a5d6ad92d5 3304 case MIB_CHANNELS_DATARATE:
mluis 2:14a5d6ad92d5 3305 {
mluis 2:14a5d6ad92d5 3306 mibGet->Param.ChannelsDatarate = ChannelsDatarate;
mluis 2:14a5d6ad92d5 3307 break;
mluis 2:14a5d6ad92d5 3308 }
mluis 2:14a5d6ad92d5 3309 case MIB_CHANNELS_TX_POWER:
mluis 2:14a5d6ad92d5 3310 {
mluis 2:14a5d6ad92d5 3311 mibGet->Param.ChannelsTxPower = ChannelsTxPower;
mluis 2:14a5d6ad92d5 3312 break;
mluis 2:14a5d6ad92d5 3313 }
mluis 2:14a5d6ad92d5 3314 case MIB_UPLINK_COUNTER:
mluis 2:14a5d6ad92d5 3315 {
mluis 2:14a5d6ad92d5 3316 mibGet->Param.UpLinkCounter = UpLinkCounter;
mluis 2:14a5d6ad92d5 3317 break;
mluis 2:14a5d6ad92d5 3318 }
mluis 2:14a5d6ad92d5 3319 case MIB_DOWNLINK_COUNTER:
mluis 2:14a5d6ad92d5 3320 {
mluis 2:14a5d6ad92d5 3321 mibGet->Param.DownLinkCounter = DownLinkCounter;
mluis 2:14a5d6ad92d5 3322 break;
mluis 2:14a5d6ad92d5 3323 }
mluis 2:14a5d6ad92d5 3324 case MIB_MULTICAST_CHANNEL:
mluis 2:14a5d6ad92d5 3325 {
mluis 2:14a5d6ad92d5 3326 mibGet->Param.MulticastList = MulticastChannels;
mluis 2:14a5d6ad92d5 3327 break;
mluis 2:14a5d6ad92d5 3328 }
mluis 2:14a5d6ad92d5 3329 default:
mluis 2:14a5d6ad92d5 3330 status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3331 break;
mluis 0:91d1a7783bb9 3332 }
mluis 0:91d1a7783bb9 3333
mluis 2:14a5d6ad92d5 3334 return status;
mluis 0:91d1a7783bb9 3335 }
mluis 2:14a5d6ad92d5 3336
mluis 2:14a5d6ad92d5 3337 LoRaMacStatus_t LoRaMacMibSetRequestConfirm( MibRequestConfirm_t *mibSet )
mluis 0:91d1a7783bb9 3338 {
mluis 2:14a5d6ad92d5 3339 LoRaMacStatus_t status = LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3340
mluis 2:14a5d6ad92d5 3341 if( mibSet == NULL )
mluis 2:14a5d6ad92d5 3342 {
mluis 2:14a5d6ad92d5 3343 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 0:91d1a7783bb9 3344 }
mluis 0:91d1a7783bb9 3345 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 0:91d1a7783bb9 3346 {
mluis 2:14a5d6ad92d5 3347 return LORAMAC_STATUS_BUSY;
mluis 0:91d1a7783bb9 3348 }
mluis 2:14a5d6ad92d5 3349
mluis 2:14a5d6ad92d5 3350 switch( mibSet->Type )
mluis 0:91d1a7783bb9 3351 {
mluis 2:14a5d6ad92d5 3352 case MIB_DEVICE_CLASS:
mluis 2:14a5d6ad92d5 3353 {
mluis 2:14a5d6ad92d5 3354 LoRaMacDeviceClass = mibSet->Param.Class;
mluis 2:14a5d6ad92d5 3355 switch( LoRaMacDeviceClass )
mluis 2:14a5d6ad92d5 3356 {
mluis 2:14a5d6ad92d5 3357 case CLASS_A:
mluis 2:14a5d6ad92d5 3358 {
mluis 2:14a5d6ad92d5 3359 // Set the radio into sleep to setup a defined state
mluis 2:14a5d6ad92d5 3360 Radio.Sleep( );
mluis 2:14a5d6ad92d5 3361 break;
mluis 2:14a5d6ad92d5 3362 }
mluis 2:14a5d6ad92d5 3363 case CLASS_B:
mluis 2:14a5d6ad92d5 3364 {
mluis 2:14a5d6ad92d5 3365 break;
mluis 2:14a5d6ad92d5 3366 }
mluis 2:14a5d6ad92d5 3367 case CLASS_C:
mluis 2:14a5d6ad92d5 3368 {
mluis 2:14a5d6ad92d5 3369 // Set the NodeAckRequested indicator to default
mluis 2:14a5d6ad92d5 3370 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 3371 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 3372 break;
mluis 2:14a5d6ad92d5 3373 }
mluis 2:14a5d6ad92d5 3374 }
mluis 2:14a5d6ad92d5 3375 break;
mluis 2:14a5d6ad92d5 3376 }
mluis 2:14a5d6ad92d5 3377 case MIB_NETWORK_JOINED:
mluis 2:14a5d6ad92d5 3378 {
mluis 2:14a5d6ad92d5 3379 IsLoRaMacNetworkJoined = mibSet->Param.IsNetworkJoined;
snelson 8:4816c8449bf2 3380 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 3381 if( IsLoRaMacNetworkJoined == false )
snelson 8:4816c8449bf2 3382 {
snelson 8:4816c8449bf2 3383 NextJoinBlock = 0;
snelson 8:4816c8449bf2 3384 JoinBlocksRemaining = 0xff;
snelson 8:4816c8449bf2 3385 Join500KHzRemaining = 0xff;
snelson 8:4816c8449bf2 3386 }
snelson 8:4816c8449bf2 3387 #endif
mluis 2:14a5d6ad92d5 3388 break;
mluis 2:14a5d6ad92d5 3389 }
mluis 2:14a5d6ad92d5 3390 case MIB_ADR:
mluis 2:14a5d6ad92d5 3391 {
mluis 2:14a5d6ad92d5 3392 AdrCtrlOn = mibSet->Param.AdrEnable;
mluis 2:14a5d6ad92d5 3393 break;
mluis 2:14a5d6ad92d5 3394 }
mluis 2:14a5d6ad92d5 3395 case MIB_NET_ID:
mluis 2:14a5d6ad92d5 3396 {
mluis 2:14a5d6ad92d5 3397 LoRaMacNetID = mibSet->Param.NetID;
mluis 2:14a5d6ad92d5 3398 break;
mluis 2:14a5d6ad92d5 3399 }
mluis 2:14a5d6ad92d5 3400 case MIB_DEV_ADDR:
mluis 2:14a5d6ad92d5 3401 {
mluis 2:14a5d6ad92d5 3402 LoRaMacDevAddr = mibSet->Param.DevAddr;
mluis 2:14a5d6ad92d5 3403 break;
mluis 2:14a5d6ad92d5 3404 }
mluis 2:14a5d6ad92d5 3405 case MIB_NWK_SKEY:
mluis 0:91d1a7783bb9 3406 {
mluis 2:14a5d6ad92d5 3407 if( mibSet->Param.NwkSKey != NULL )
mluis 2:14a5d6ad92d5 3408 {
mluis 2:14a5d6ad92d5 3409 memcpy1( LoRaMacNwkSKey, mibSet->Param.NwkSKey,
mluis 2:14a5d6ad92d5 3410 sizeof( LoRaMacNwkSKey ) );
mluis 2:14a5d6ad92d5 3411 }
mluis 2:14a5d6ad92d5 3412 else
mluis 2:14a5d6ad92d5 3413 {
mluis 2:14a5d6ad92d5 3414 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3415 }
mluis 2:14a5d6ad92d5 3416 break;
mluis 2:14a5d6ad92d5 3417 }
mluis 2:14a5d6ad92d5 3418 case MIB_APP_SKEY:
mluis 2:14a5d6ad92d5 3419 {
mluis 2:14a5d6ad92d5 3420 if( mibSet->Param.AppSKey != NULL )
mluis 2:14a5d6ad92d5 3421 {
mluis 2:14a5d6ad92d5 3422 memcpy1( LoRaMacAppSKey, mibSet->Param.AppSKey,
mluis 2:14a5d6ad92d5 3423 sizeof( LoRaMacAppSKey ) );
mluis 2:14a5d6ad92d5 3424 }
mluis 2:14a5d6ad92d5 3425 else
mluis 2:14a5d6ad92d5 3426 {
mluis 2:14a5d6ad92d5 3427 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3428 }
mluis 2:14a5d6ad92d5 3429 break;
mluis 2:14a5d6ad92d5 3430 }
mluis 2:14a5d6ad92d5 3431 case MIB_PUBLIC_NETWORK:
mluis 2:14a5d6ad92d5 3432 {
mluis 2:14a5d6ad92d5 3433 SetPublicNetwork( mibSet->Param.EnablePublicNetwork );
mluis 2:14a5d6ad92d5 3434 break;
mluis 0:91d1a7783bb9 3435 }
mluis 2:14a5d6ad92d5 3436 case MIB_REPEATER_SUPPORT:
mluis 2:14a5d6ad92d5 3437 {
mluis 2:14a5d6ad92d5 3438 RepeaterSupport = mibSet->Param.EnableRepeaterSupport;
mluis 2:14a5d6ad92d5 3439 break;
mluis 2:14a5d6ad92d5 3440 }
mluis 2:14a5d6ad92d5 3441 case MIB_RX2_CHANNEL:
mluis 2:14a5d6ad92d5 3442 {
mluis 2:14a5d6ad92d5 3443 Rx2Channel = mibSet->Param.Rx2Channel;
mluis 2:14a5d6ad92d5 3444 break;
mluis 2:14a5d6ad92d5 3445 }
mluis 2:14a5d6ad92d5 3446 case MIB_CHANNELS_MASK:
mluis 2:14a5d6ad92d5 3447 {
mluis 2:14a5d6ad92d5 3448 if( mibSet->Param.ChannelsMask )
mluis 2:14a5d6ad92d5 3449 {
mluis 2:14a5d6ad92d5 3450 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 3451 bool chanMaskState = true;
mluis 4:37c12dbc8dc7 3452
mluis 4:37c12dbc8dc7 3453 #if defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 3454 chanMaskState = ValidateChannelMask( mibSet->Param.ChannelsMask );
mluis 4:37c12dbc8dc7 3455 #endif
mluis 4:37c12dbc8dc7 3456 if( chanMaskState == true )
mluis 2:14a5d6ad92d5 3457 {
mluis 4:37c12dbc8dc7 3458 if( ( CountNbEnabled125kHzChannels( mibSet->Param.ChannelsMask ) < 6 ) &&
mluis 4:37c12dbc8dc7 3459 ( CountNbEnabled125kHzChannels( mibSet->Param.ChannelsMask ) > 0 ) )
mluis 4:37c12dbc8dc7 3460 {
mluis 4:37c12dbc8dc7 3461 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 4:37c12dbc8dc7 3462 }
mluis 4:37c12dbc8dc7 3463 else
mluis 4:37c12dbc8dc7 3464 {
mluis 4:37c12dbc8dc7 3465 memcpy1( ( uint8_t* ) ChannelsMask,
mluis 4:37c12dbc8dc7 3466 ( uint8_t* ) mibSet->Param.ChannelsMask, sizeof( ChannelsMask ) );
mluis 4:37c12dbc8dc7 3467 for ( uint8_t i = 0; i < sizeof( ChannelsMask ) / 2; i++ )
mluis 4:37c12dbc8dc7 3468 {
mluis 4:37c12dbc8dc7 3469 // Disable channels which are no longer available
mluis 4:37c12dbc8dc7 3470 ChannelsMaskRemaining[i] &= ChannelsMask[i];
mluis 4:37c12dbc8dc7 3471 }
mluis 4:37c12dbc8dc7 3472 }
mluis 2:14a5d6ad92d5 3473 }
mluis 2:14a5d6ad92d5 3474 else
mluis 2:14a5d6ad92d5 3475 {
mluis 4:37c12dbc8dc7 3476 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3477 }
mluis 0:91d1a7783bb9 3478 #else
mluis 2:14a5d6ad92d5 3479 memcpy1( ( uint8_t* ) ChannelsMask,
mluis 2:14a5d6ad92d5 3480 ( uint8_t* ) mibSet->Param.ChannelsMask, 2 );
mluis 0:91d1a7783bb9 3481 #endif
mluis 2:14a5d6ad92d5 3482 }
mluis 2:14a5d6ad92d5 3483 else
mluis 2:14a5d6ad92d5 3484 {
mluis 2:14a5d6ad92d5 3485 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3486 }
mluis 2:14a5d6ad92d5 3487 break;
mluis 2:14a5d6ad92d5 3488 }
mluis 2:14a5d6ad92d5 3489 case MIB_CHANNELS_NB_REP:
mluis 2:14a5d6ad92d5 3490 {
mluis 2:14a5d6ad92d5 3491 if( ( mibSet->Param.ChannelNbRep >= 1 ) &&
mluis 2:14a5d6ad92d5 3492 ( mibSet->Param.ChannelNbRep <= 15 ) )
mluis 2:14a5d6ad92d5 3493 {
mluis 2:14a5d6ad92d5 3494 ChannelsNbRep = mibSet->Param.ChannelNbRep;
mluis 2:14a5d6ad92d5 3495 }
mluis 2:14a5d6ad92d5 3496 else
mluis 2:14a5d6ad92d5 3497 {
mluis 2:14a5d6ad92d5 3498 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3499 }
mluis 2:14a5d6ad92d5 3500 break;
mluis 2:14a5d6ad92d5 3501 }
mluis 2:14a5d6ad92d5 3502 case MIB_MAX_RX_WINDOW_DURATION:
mluis 2:14a5d6ad92d5 3503 {
mluis 2:14a5d6ad92d5 3504 MaxRxWindow = mibSet->Param.MaxRxWindow;
mluis 2:14a5d6ad92d5 3505 break;
mluis 2:14a5d6ad92d5 3506 }
mluis 2:14a5d6ad92d5 3507 case MIB_RECEIVE_DELAY_1:
mluis 2:14a5d6ad92d5 3508 {
mluis 2:14a5d6ad92d5 3509 ReceiveDelay1 = mibSet->Param.ReceiveDelay1;
mluis 2:14a5d6ad92d5 3510 break;
mluis 2:14a5d6ad92d5 3511 }
mluis 2:14a5d6ad92d5 3512 case MIB_RECEIVE_DELAY_2:
mluis 2:14a5d6ad92d5 3513 {
mluis 2:14a5d6ad92d5 3514 ReceiveDelay2 = mibSet->Param.ReceiveDelay2;
mluis 2:14a5d6ad92d5 3515 break;
mluis 2:14a5d6ad92d5 3516 }
mluis 2:14a5d6ad92d5 3517 case MIB_JOIN_ACCEPT_DELAY_1:
mluis 2:14a5d6ad92d5 3518 {
mluis 2:14a5d6ad92d5 3519 JoinAcceptDelay1 = mibSet->Param.JoinAcceptDelay1;
mluis 2:14a5d6ad92d5 3520 break;
mluis 2:14a5d6ad92d5 3521 }
mluis 2:14a5d6ad92d5 3522 case MIB_JOIN_ACCEPT_DELAY_2:
mluis 2:14a5d6ad92d5 3523 {
mluis 2:14a5d6ad92d5 3524 JoinAcceptDelay2 = mibSet->Param.JoinAcceptDelay2;
mluis 2:14a5d6ad92d5 3525 break;
mluis 2:14a5d6ad92d5 3526 }
mluis 4:37c12dbc8dc7 3527 case MIB_CHANNELS_DEFAULT_DATARATE:
mluis 4:37c12dbc8dc7 3528 {
mluis 4:37c12dbc8dc7 3529 if( ValueInRange( mibSet->Param.ChannelsDefaultDatarate,
mluis 4:37c12dbc8dc7 3530 LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) )
mluis 4:37c12dbc8dc7 3531 {
mluis 4:37c12dbc8dc7 3532 ChannelsDefaultDatarate = mibSet->Param.ChannelsDefaultDatarate;
mluis 4:37c12dbc8dc7 3533 }
mluis 4:37c12dbc8dc7 3534 else
mluis 4:37c12dbc8dc7 3535 {
mluis 4:37c12dbc8dc7 3536 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 4:37c12dbc8dc7 3537 }
mluis 4:37c12dbc8dc7 3538 break;
mluis 4:37c12dbc8dc7 3539 }
mluis 2:14a5d6ad92d5 3540 case MIB_CHANNELS_DATARATE:
mluis 2:14a5d6ad92d5 3541 {
mluis 2:14a5d6ad92d5 3542 if( ValueInRange( mibSet->Param.ChannelsDatarate,
mluis 4:37c12dbc8dc7 3543 LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) )
mluis 2:14a5d6ad92d5 3544 {
mluis 2:14a5d6ad92d5 3545 ChannelsDatarate = mibSet->Param.ChannelsDatarate;
mluis 2:14a5d6ad92d5 3546 }
mluis 2:14a5d6ad92d5 3547 else
mluis 2:14a5d6ad92d5 3548 {
mluis 2:14a5d6ad92d5 3549 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3550 }
mluis 2:14a5d6ad92d5 3551 break;
mluis 2:14a5d6ad92d5 3552 }
mluis 2:14a5d6ad92d5 3553 case MIB_CHANNELS_TX_POWER:
mluis 2:14a5d6ad92d5 3554 {
mluis 2:14a5d6ad92d5 3555 if( ValueInRange( mibSet->Param.ChannelsTxPower,
mluis 2:14a5d6ad92d5 3556 LORAMAC_MAX_TX_POWER, LORAMAC_MIN_TX_POWER ) )
mluis 2:14a5d6ad92d5 3557 {
snelson 9:ad93de20d720 3558 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 9:ad93de20d720 3559 int8_t txPower = LimitTxPower( mibSet->Param.ChannelsTxPower );
snelson 9:ad93de20d720 3560 if( txPower == mibSet->Param.ChannelsTxPower )
snelson 9:ad93de20d720 3561 {
snelson 9:ad93de20d720 3562 ChannelsTxPower = mibSet->Param.ChannelsTxPower;
snelson 9:ad93de20d720 3563 }
snelson 9:ad93de20d720 3564 else
snelson 9:ad93de20d720 3565 {
snelson 9:ad93de20d720 3566 status = LORAMAC_STATUS_PARAMETER_INVALID;
snelson 9:ad93de20d720 3567 }
snelson 9:ad93de20d720 3568 #else
mluis 2:14a5d6ad92d5 3569 ChannelsTxPower = mibSet->Param.ChannelsTxPower;
snelson 9:ad93de20d720 3570 #endif
mluis 2:14a5d6ad92d5 3571 }
mluis 2:14a5d6ad92d5 3572 else
mluis 2:14a5d6ad92d5 3573 {
mluis 2:14a5d6ad92d5 3574 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3575 }
mluis 2:14a5d6ad92d5 3576 break;
mluis 2:14a5d6ad92d5 3577 }
mluis 4:37c12dbc8dc7 3578 case MIB_UPLINK_COUNTER:
mluis 4:37c12dbc8dc7 3579 {
mluis 4:37c12dbc8dc7 3580 UpLinkCounter = mibSet->Param.UpLinkCounter;
mluis 4:37c12dbc8dc7 3581 break;
mluis 4:37c12dbc8dc7 3582 }
mluis 4:37c12dbc8dc7 3583 case MIB_DOWNLINK_COUNTER:
mluis 4:37c12dbc8dc7 3584 {
mluis 4:37c12dbc8dc7 3585 DownLinkCounter = mibSet->Param.DownLinkCounter;
mluis 4:37c12dbc8dc7 3586 break;
mluis 4:37c12dbc8dc7 3587 }
mluis 2:14a5d6ad92d5 3588 default:
mluis 2:14a5d6ad92d5 3589 status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3590 break;
mluis 0:91d1a7783bb9 3591 }
mluis 0:91d1a7783bb9 3592
mluis 2:14a5d6ad92d5 3593 return status;
mluis 0:91d1a7783bb9 3594 }
mluis 0:91d1a7783bb9 3595
mluis 2:14a5d6ad92d5 3596 LoRaMacStatus_t LoRaMacChannelAdd( uint8_t id, ChannelParams_t params )
mluis 0:91d1a7783bb9 3597 {
mluis 3:b9d87593a8ae 3598 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 3:b9d87593a8ae 3599 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 3:b9d87593a8ae 3600 #else
mluis 3:b9d87593a8ae 3601 bool datarateInvalid = false;
mluis 3:b9d87593a8ae 3602 bool frequencyInvalid = false;
mluis 3:b9d87593a8ae 3603 uint8_t band = 0;
mluis 3:b9d87593a8ae 3604
mluis 3:b9d87593a8ae 3605 // The id must not exceed LORA_MAX_NB_CHANNELS
mluis 2:14a5d6ad92d5 3606 if( id >= LORA_MAX_NB_CHANNELS )
mluis 0:91d1a7783bb9 3607 {
mluis 2:14a5d6ad92d5 3608 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 0:91d1a7783bb9 3609 }
mluis 3:b9d87593a8ae 3610 // Validate if the MAC is in a correct state
mluis 2:14a5d6ad92d5 3611 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 0:91d1a7783bb9 3612 {
mluis 3:b9d87593a8ae 3613 if( ( LoRaMacState & MAC_TX_CONFIG ) != MAC_TX_CONFIG )
mluis 3:b9d87593a8ae 3614 {
mluis 3:b9d87593a8ae 3615 return LORAMAC_STATUS_BUSY;
mluis 3:b9d87593a8ae 3616 }
mluis 0:91d1a7783bb9 3617 }
mluis 3:b9d87593a8ae 3618 // Validate the datarate
mluis 2:14a5d6ad92d5 3619 if( ( params.DrRange.Fields.Min > params.DrRange.Fields.Max ) ||
mluis 4:37c12dbc8dc7 3620 ( ValueInRange( params.DrRange.Fields.Min, LORAMAC_TX_MIN_DATARATE,
mluis 4:37c12dbc8dc7 3621 LORAMAC_TX_MAX_DATARATE ) == false ) ||
mluis 4:37c12dbc8dc7 3622 ( ValueInRange( params.DrRange.Fields.Max, LORAMAC_TX_MIN_DATARATE,
mluis 4:37c12dbc8dc7 3623 LORAMAC_TX_MAX_DATARATE ) == false ) )
mluis 0:91d1a7783bb9 3624 {
mluis 3:b9d87593a8ae 3625 datarateInvalid = true;
mluis 0:91d1a7783bb9 3626 }
mluis 2:14a5d6ad92d5 3627
mluis 3:b9d87593a8ae 3628 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 3:b9d87593a8ae 3629 if( id < 3 )
mluis 0:91d1a7783bb9 3630 {
mluis 3:b9d87593a8ae 3631 if( params.Frequency != Channels[id].Frequency )
mluis 0:91d1a7783bb9 3632 {
mluis 3:b9d87593a8ae 3633 frequencyInvalid = true;
mluis 3:b9d87593a8ae 3634 }
mluis 3:b9d87593a8ae 3635
mluis 4:37c12dbc8dc7 3636 if( params.DrRange.Fields.Min > ChannelsDefaultDatarate )
mluis 3:b9d87593a8ae 3637 {
mluis 3:b9d87593a8ae 3638 datarateInvalid = true;
mluis 3:b9d87593a8ae 3639 }
mluis 4:37c12dbc8dc7 3640 if( ValueInRange( params.DrRange.Fields.Max, DR_5, LORAMAC_TX_MAX_DATARATE ) == false )
mluis 3:b9d87593a8ae 3641 {
mluis 3:b9d87593a8ae 3642 datarateInvalid = true;
mluis 0:91d1a7783bb9 3643 }
mluis 0:91d1a7783bb9 3644 }
mluis 3:b9d87593a8ae 3645 #endif
mluis 3:b9d87593a8ae 3646
mluis 3:b9d87593a8ae 3647 // Validate the frequency
mluis 3:b9d87593a8ae 3648 if( ( Radio.CheckRfFrequency( params.Frequency ) == true ) && ( params.Frequency > 0 ) && ( frequencyInvalid == false ) )
mluis 0:91d1a7783bb9 3649 {
mluis 3:b9d87593a8ae 3650 #if defined( USE_BAND_868 )
mluis 3:b9d87593a8ae 3651 if( ( params.Frequency >= 865000000 ) && ( params.Frequency <= 868000000 ) )
mluis 0:91d1a7783bb9 3652 {
mluis 3:b9d87593a8ae 3653 band = BAND_G1_0;
mluis 0:91d1a7783bb9 3654 }
mluis 3:b9d87593a8ae 3655 else if( ( params.Frequency > 868000000 ) && ( params.Frequency <= 868600000 ) )
mluis 0:91d1a7783bb9 3656 {
mluis 3:b9d87593a8ae 3657 band = BAND_G1_1;
mluis 0:91d1a7783bb9 3658 }
mluis 3:b9d87593a8ae 3659 else if( ( params.Frequency >= 868700000 ) && ( params.Frequency <= 869200000 ) )
mluis 0:91d1a7783bb9 3660 {
mluis 3:b9d87593a8ae 3661 band = BAND_G1_2;
mluis 3:b9d87593a8ae 3662 }
mluis 3:b9d87593a8ae 3663 else if( ( params.Frequency >= 869400000 ) && ( params.Frequency <= 869650000 ) )
mluis 3:b9d87593a8ae 3664 {
mluis 3:b9d87593a8ae 3665 band = BAND_G1_3;
mluis 0:91d1a7783bb9 3666 }
mluis 3:b9d87593a8ae 3667 else if( ( params.Frequency >= 869700000 ) && ( params.Frequency <= 870000000 ) )
mluis 0:91d1a7783bb9 3668 {
mluis 3:b9d87593a8ae 3669 band = BAND_G1_4;
mluis 0:91d1a7783bb9 3670 }
mluis 3:b9d87593a8ae 3671 else
mluis 3:b9d87593a8ae 3672 {
mluis 3:b9d87593a8ae 3673 frequencyInvalid = true;
mluis 3:b9d87593a8ae 3674 }
mluis 3:b9d87593a8ae 3675 #endif
mluis 0:91d1a7783bb9 3676 }
mluis 0:91d1a7783bb9 3677 else
mluis 0:91d1a7783bb9 3678 {
mluis 3:b9d87593a8ae 3679 frequencyInvalid = true;
mluis 3:b9d87593a8ae 3680 }
mluis 3:b9d87593a8ae 3681
mluis 3:b9d87593a8ae 3682 if( ( datarateInvalid == true ) && ( frequencyInvalid == true ) )
mluis 3:b9d87593a8ae 3683 {
mluis 3:b9d87593a8ae 3684 return LORAMAC_STATUS_FREQ_AND_DR_INVALID;
mluis 0:91d1a7783bb9 3685 }
mluis 3:b9d87593a8ae 3686 if( datarateInvalid == true )
mluis 3:b9d87593a8ae 3687 {
mluis 3:b9d87593a8ae 3688 return LORAMAC_STATUS_DATARATE_INVALID;
mluis 3:b9d87593a8ae 3689 }
mluis 3:b9d87593a8ae 3690 if( frequencyInvalid == true )
mluis 0:91d1a7783bb9 3691 {
mluis 3:b9d87593a8ae 3692 return LORAMAC_STATUS_FREQUENCY_INVALID;
mluis 2:14a5d6ad92d5 3693 }
mluis 2:14a5d6ad92d5 3694
mluis 3:b9d87593a8ae 3695 // Every parameter is valid, activate the channel
mluis 3:b9d87593a8ae 3696 Channels[id] = params;
mluis 3:b9d87593a8ae 3697 Channels[id].Band = band;
mluis 3:b9d87593a8ae 3698 ChannelsMask[0] |= ( 1 << id );
mluis 3:b9d87593a8ae 3699
mluis 2:14a5d6ad92d5 3700 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3701 #endif
mluis 0:91d1a7783bb9 3702 }
mluis 0:91d1a7783bb9 3703
mluis 2:14a5d6ad92d5 3704 LoRaMacStatus_t LoRaMacChannelRemove( uint8_t id )
mluis 0:91d1a7783bb9 3705 {
mluis 3:b9d87593a8ae 3706 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3707 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 0:91d1a7783bb9 3708 {
mluis 3:b9d87593a8ae 3709 if( ( LoRaMacState & MAC_TX_CONFIG ) != MAC_TX_CONFIG )
mluis 3:b9d87593a8ae 3710 {
mluis 3:b9d87593a8ae 3711 return LORAMAC_STATUS_BUSY;
mluis 3:b9d87593a8ae 3712 }
mluis 0:91d1a7783bb9 3713 }
mluis 3:b9d87593a8ae 3714
mluis 4:37c12dbc8dc7 3715 if( ( id < 3 ) || ( id >= LORA_MAX_NB_CHANNELS ) )
mluis 0:91d1a7783bb9 3716 {
mluis 3:b9d87593a8ae 3717 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 3:b9d87593a8ae 3718 }
mluis 3:b9d87593a8ae 3719 else
mluis 3:b9d87593a8ae 3720 {
mluis 3:b9d87593a8ae 3721 // Remove the channel from the list of channels
mluis 3:b9d87593a8ae 3722 Channels[id] = ( ChannelParams_t ){ 0, { 0 }, 0 };
mluis 4:37c12dbc8dc7 3723
mluis 3:b9d87593a8ae 3724 // Disable the channel as it doesn't exist anymore
mluis 3:b9d87593a8ae 3725 if( DisableChannelInMask( id, ChannelsMask ) == false )
mluis 2:14a5d6ad92d5 3726 {
mluis 2:14a5d6ad92d5 3727 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3728 }
mluis 0:91d1a7783bb9 3729 }
mluis 3:b9d87593a8ae 3730 return LORAMAC_STATUS_OK;
mluis 3:b9d87593a8ae 3731 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 3:b9d87593a8ae 3732 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3733 #endif
mluis 2:14a5d6ad92d5 3734 }
mluis 2:14a5d6ad92d5 3735
mluis 2:14a5d6ad92d5 3736 LoRaMacStatus_t LoRaMacMulticastChannelLink( MulticastParams_t *channelParam )
mluis 2:14a5d6ad92d5 3737 {
mluis 2:14a5d6ad92d5 3738 if( channelParam == NULL )
mluis 2:14a5d6ad92d5 3739 {
mluis 2:14a5d6ad92d5 3740 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3741 }
mluis 2:14a5d6ad92d5 3742 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 2:14a5d6ad92d5 3743 {
mluis 2:14a5d6ad92d5 3744 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3745 }
mluis 2:14a5d6ad92d5 3746
mluis 2:14a5d6ad92d5 3747 // Reset downlink counter
mluis 2:14a5d6ad92d5 3748 channelParam->DownLinkCounter = 0;
mluis 2:14a5d6ad92d5 3749
mluis 2:14a5d6ad92d5 3750 if( MulticastChannels == NULL )
mluis 2:14a5d6ad92d5 3751 {
mluis 2:14a5d6ad92d5 3752 // New node is the fist element
mluis 2:14a5d6ad92d5 3753 MulticastChannels = channelParam;
mluis 0:91d1a7783bb9 3754 }
mluis 0:91d1a7783bb9 3755 else
mluis 0:91d1a7783bb9 3756 {
mluis 2:14a5d6ad92d5 3757 MulticastParams_t *cur = MulticastChannels;
mluis 2:14a5d6ad92d5 3758
mluis 2:14a5d6ad92d5 3759 // Search the last node in the list
mluis 2:14a5d6ad92d5 3760 while( cur->Next != NULL )
mluis 2:14a5d6ad92d5 3761 {
mluis 2:14a5d6ad92d5 3762 cur = cur->Next;
mluis 2:14a5d6ad92d5 3763 }
mluis 2:14a5d6ad92d5 3764 // This function always finds the last node
mluis 2:14a5d6ad92d5 3765 cur->Next = channelParam;
mluis 0:91d1a7783bb9 3766 }
mluis 2:14a5d6ad92d5 3767
mluis 2:14a5d6ad92d5 3768 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3769 }
mluis 0:91d1a7783bb9 3770
mluis 2:14a5d6ad92d5 3771 LoRaMacStatus_t LoRaMacMulticastChannelUnlink( MulticastParams_t *channelParam )
mluis 0:91d1a7783bb9 3772 {
mluis 2:14a5d6ad92d5 3773 if( channelParam == NULL )
mluis 0:91d1a7783bb9 3774 {
mluis 2:14a5d6ad92d5 3775 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 0:91d1a7783bb9 3776 }
mluis 2:14a5d6ad92d5 3777 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 2:14a5d6ad92d5 3778 {
mluis 2:14a5d6ad92d5 3779 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3780 }
mluis 2:14a5d6ad92d5 3781
mluis 2:14a5d6ad92d5 3782 if( MulticastChannels != NULL )
mluis 0:91d1a7783bb9 3783 {
mluis 2:14a5d6ad92d5 3784 if( MulticastChannels == channelParam )
mluis 2:14a5d6ad92d5 3785 {
mluis 2:14a5d6ad92d5 3786 // First element
mluis 2:14a5d6ad92d5 3787 MulticastChannels = channelParam->Next;
mluis 2:14a5d6ad92d5 3788 }
mluis 2:14a5d6ad92d5 3789 else
mluis 2:14a5d6ad92d5 3790 {
mluis 2:14a5d6ad92d5 3791 MulticastParams_t *cur = MulticastChannels;
mluis 2:14a5d6ad92d5 3792
mluis 2:14a5d6ad92d5 3793 // Search the node in the list
mluis 2:14a5d6ad92d5 3794 while( cur->Next && cur->Next != channelParam )
mluis 2:14a5d6ad92d5 3795 {
mluis 2:14a5d6ad92d5 3796 cur = cur->Next;
mluis 2:14a5d6ad92d5 3797 }
mluis 2:14a5d6ad92d5 3798 // If we found the node, remove it
mluis 2:14a5d6ad92d5 3799 if( cur->Next )
mluis 2:14a5d6ad92d5 3800 {
mluis 2:14a5d6ad92d5 3801 cur->Next = channelParam->Next;
mluis 2:14a5d6ad92d5 3802 }
mluis 2:14a5d6ad92d5 3803 }
mluis 2:14a5d6ad92d5 3804 channelParam->Next = NULL;
mluis 0:91d1a7783bb9 3805 }
mluis 2:14a5d6ad92d5 3806
mluis 2:14a5d6ad92d5 3807 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3808 }
mluis 0:91d1a7783bb9 3809
mluis 2:14a5d6ad92d5 3810 LoRaMacStatus_t LoRaMacMlmeRequest( MlmeReq_t *mlmeRequest )
mluis 0:91d1a7783bb9 3811 {
mluis 2:14a5d6ad92d5 3812 LoRaMacStatus_t status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3813 LoRaMacHeader_t macHdr;
mluis 2:14a5d6ad92d5 3814
mluis 2:14a5d6ad92d5 3815 if( mlmeRequest == NULL )
mluis 2:14a5d6ad92d5 3816 {
mluis 2:14a5d6ad92d5 3817 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3818 }
mluis 2:14a5d6ad92d5 3819 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 2:14a5d6ad92d5 3820 {
mluis 2:14a5d6ad92d5 3821 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3822 }
mluis 2:14a5d6ad92d5 3823
mluis 2:14a5d6ad92d5 3824 memset1( ( uint8_t* ) &MlmeConfirm, 0, sizeof( MlmeConfirm ) );
mluis 2:14a5d6ad92d5 3825
mluis 2:14a5d6ad92d5 3826 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 3827
mluis 2:14a5d6ad92d5 3828 switch( mlmeRequest->Type )
mluis 2:14a5d6ad92d5 3829 {
mluis 2:14a5d6ad92d5 3830 case MLME_JOIN:
mluis 2:14a5d6ad92d5 3831 {
mluis 2:14a5d6ad92d5 3832 if( ( LoRaMacState & MAC_TX_DELAYED ) == MAC_TX_DELAYED )
mluis 2:14a5d6ad92d5 3833 {
mluis 6:d7a34ded7c87 3834 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3835 }
mluis 2:14a5d6ad92d5 3836
mluis 2:14a5d6ad92d5 3837 MlmeConfirm.MlmeRequest = mlmeRequest->Type;
mluis 2:14a5d6ad92d5 3838
mluis 2:14a5d6ad92d5 3839 if( ( mlmeRequest->Req.Join.DevEui == NULL ) ||
mluis 2:14a5d6ad92d5 3840 ( mlmeRequest->Req.Join.AppEui == NULL ) ||
mluis 2:14a5d6ad92d5 3841 ( mlmeRequest->Req.Join.AppKey == NULL ) )
mluis 2:14a5d6ad92d5 3842 {
mluis 2:14a5d6ad92d5 3843 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3844 }
mluis 2:14a5d6ad92d5 3845
mluis 2:14a5d6ad92d5 3846 LoRaMacFlags.Bits.MlmeReq = 1;
mluis 2:14a5d6ad92d5 3847
mluis 2:14a5d6ad92d5 3848 LoRaMacDevEui = mlmeRequest->Req.Join.DevEui;
mluis 2:14a5d6ad92d5 3849 LoRaMacAppEui = mlmeRequest->Req.Join.AppEui;
mluis 2:14a5d6ad92d5 3850 LoRaMacAppKey = mlmeRequest->Req.Join.AppKey;
mluis 2:14a5d6ad92d5 3851
snelson 8:4816c8449bf2 3852 if( LoRaMacCalcJoinBackOff( ) != 0 )
snelson 8:4816c8449bf2 3853 {
snelson 8:4816c8449bf2 3854 return LORAMAC_STATUS_TX_DCYCLE_EXCEEDED;
snelson 8:4816c8449bf2 3855 }
snelson 8:4816c8449bf2 3856
mluis 2:14a5d6ad92d5 3857 macHdr.Value = 0;
mluis 2:14a5d6ad92d5 3858 macHdr.Bits.MType = FRAME_TYPE_JOIN_REQ;
mluis 2:14a5d6ad92d5 3859
snelson 8:4816c8449bf2 3860 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 3861 if ( IsLoRaMacNetworkJoined == true )
snelson 8:4816c8449bf2 3862 {
snelson 8:4816c8449bf2 3863 NextJoinBlock = 0;
snelson 8:4816c8449bf2 3864 JoinBlocksRemaining = 0xff;
snelson 8:4816c8449bf2 3865 Join500KHzRemaining = 0xff;
snelson 8:4816c8449bf2 3866 IsLoRaMacNetworkJoined = false;
snelson 8:4816c8449bf2 3867 }
snelson 8:4816c8449bf2 3868 #endif
mluis 2:14a5d6ad92d5 3869
mluis 2:14a5d6ad92d5 3870 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 3871 #if defined( USE_BAND_915 )
mluis 3:b9d87593a8ae 3872 // Re-enable 500 kHz default channels
mluis 3:b9d87593a8ae 3873 ChannelsMask[4] = 0x00FF;
mluis 3:b9d87593a8ae 3874 #else // defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 3875 // Re-enable 500 kHz default channels
mluis 3:b9d87593a8ae 3876 ChannelsMask[4] = 0x0001;
mluis 3:b9d87593a8ae 3877 #endif
mluis 3:b9d87593a8ae 3878
mluis 2:14a5d6ad92d5 3879 static uint8_t drSwitch = 0;
mluis 2:14a5d6ad92d5 3880
mluis 2:14a5d6ad92d5 3881 if( ( ++drSwitch & 0x01 ) == 0x01 )
mluis 2:14a5d6ad92d5 3882 {
mluis 2:14a5d6ad92d5 3883 ChannelsDatarate = DR_0;
mluis 2:14a5d6ad92d5 3884 }
mluis 2:14a5d6ad92d5 3885 else
mluis 2:14a5d6ad92d5 3886 {
mluis 2:14a5d6ad92d5 3887 ChannelsDatarate = DR_4;
mluis 2:14a5d6ad92d5 3888 }
mluis 2:14a5d6ad92d5 3889 #endif
mluis 2:14a5d6ad92d5 3890
mluis 2:14a5d6ad92d5 3891 status = Send( &macHdr, 0, NULL, 0 );
mluis 2:14a5d6ad92d5 3892 break;
mluis 2:14a5d6ad92d5 3893 }
mluis 2:14a5d6ad92d5 3894 case MLME_LINK_CHECK:
mluis 2:14a5d6ad92d5 3895 {
mluis 2:14a5d6ad92d5 3896 LoRaMacFlags.Bits.MlmeReq = 1;
mluis 2:14a5d6ad92d5 3897 // LoRaMac will send this command piggy-pack
mluis 2:14a5d6ad92d5 3898 MlmeConfirm.MlmeRequest = mlmeRequest->Type;
mluis 2:14a5d6ad92d5 3899
mluis 2:14a5d6ad92d5 3900 status = AddMacCommand( MOTE_MAC_LINK_CHECK_REQ, 0, 0 );
mluis 2:14a5d6ad92d5 3901 break;
mluis 2:14a5d6ad92d5 3902 }
mluis 2:14a5d6ad92d5 3903 default:
mluis 2:14a5d6ad92d5 3904 break;
mluis 2:14a5d6ad92d5 3905 }
mluis 2:14a5d6ad92d5 3906
mluis 2:14a5d6ad92d5 3907 if( status != LORAMAC_STATUS_OK )
mluis 2:14a5d6ad92d5 3908 {
mluis 2:14a5d6ad92d5 3909 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 3910 LoRaMacFlags.Bits.MlmeReq = 0;
mluis 2:14a5d6ad92d5 3911 }
mluis 2:14a5d6ad92d5 3912
mluis 2:14a5d6ad92d5 3913 return status;
mluis 0:91d1a7783bb9 3914 }
mluis 0:91d1a7783bb9 3915
mluis 2:14a5d6ad92d5 3916 LoRaMacStatus_t LoRaMacMcpsRequest( McpsReq_t *mcpsRequest )
mluis 0:91d1a7783bb9 3917 {
mluis 2:14a5d6ad92d5 3918 LoRaMacStatus_t status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3919 LoRaMacHeader_t macHdr;
mluis 2:14a5d6ad92d5 3920 uint8_t fPort = 0;
mluis 2:14a5d6ad92d5 3921 void *fBuffer;
mluis 2:14a5d6ad92d5 3922 uint16_t fBufferSize;
mluis 2:14a5d6ad92d5 3923 int8_t datarate;
mluis 2:14a5d6ad92d5 3924 bool readyToSend = false;
mluis 2:14a5d6ad92d5 3925
mluis 2:14a5d6ad92d5 3926 if( mcpsRequest == NULL )
mluis 2:14a5d6ad92d5 3927 {
mluis 2:14a5d6ad92d5 3928 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3929 }
mluis 2:14a5d6ad92d5 3930 if( ( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING ) ||
mluis 2:14a5d6ad92d5 3931 ( ( LoRaMacState & MAC_TX_DELAYED ) == MAC_TX_DELAYED ) )
mluis 2:14a5d6ad92d5 3932 {
mluis 2:14a5d6ad92d5 3933 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3934 }
mluis 2:14a5d6ad92d5 3935
mluis 2:14a5d6ad92d5 3936 macHdr.Value = 0;
mluis 2:14a5d6ad92d5 3937 memset1 ( ( uint8_t* ) &McpsConfirm, 0, sizeof( McpsConfirm ) );
mluis 2:14a5d6ad92d5 3938 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 3939
mluis 2:14a5d6ad92d5 3940 switch( mcpsRequest->Type )
mluis 2:14a5d6ad92d5 3941 {
mluis 2:14a5d6ad92d5 3942 case MCPS_UNCONFIRMED:
mluis 2:14a5d6ad92d5 3943 {
mluis 2:14a5d6ad92d5 3944 readyToSend = true;
mluis 2:14a5d6ad92d5 3945 AckTimeoutRetries = 1;
mluis 2:14a5d6ad92d5 3946
mluis 2:14a5d6ad92d5 3947 macHdr.Bits.MType = FRAME_TYPE_DATA_UNCONFIRMED_UP;
mluis 2:14a5d6ad92d5 3948 fPort = mcpsRequest->Req.Unconfirmed.fPort;
mluis 2:14a5d6ad92d5 3949 fBuffer = mcpsRequest->Req.Unconfirmed.fBuffer;
mluis 2:14a5d6ad92d5 3950 fBufferSize = mcpsRequest->Req.Unconfirmed.fBufferSize;
mluis 2:14a5d6ad92d5 3951 datarate = mcpsRequest->Req.Unconfirmed.Datarate;
mluis 2:14a5d6ad92d5 3952 break;
mluis 2:14a5d6ad92d5 3953 }
mluis 2:14a5d6ad92d5 3954 case MCPS_CONFIRMED:
mluis 2:14a5d6ad92d5 3955 {
mluis 2:14a5d6ad92d5 3956 readyToSend = true;
mluis 2:14a5d6ad92d5 3957 AckTimeoutRetriesCounter = 1;
mluis 3:b9d87593a8ae 3958 AckTimeoutRetries = mcpsRequest->Req.Confirmed.NbTrials;
mluis 2:14a5d6ad92d5 3959
mluis 2:14a5d6ad92d5 3960 macHdr.Bits.MType = FRAME_TYPE_DATA_CONFIRMED_UP;
mluis 2:14a5d6ad92d5 3961 fPort = mcpsRequest->Req.Confirmed.fPort;
mluis 2:14a5d6ad92d5 3962 fBuffer = mcpsRequest->Req.Confirmed.fBuffer;
mluis 2:14a5d6ad92d5 3963 fBufferSize = mcpsRequest->Req.Confirmed.fBufferSize;
mluis 2:14a5d6ad92d5 3964 datarate = mcpsRequest->Req.Confirmed.Datarate;
mluis 2:14a5d6ad92d5 3965 break;
mluis 2:14a5d6ad92d5 3966 }
mluis 2:14a5d6ad92d5 3967 case MCPS_PROPRIETARY:
mluis 2:14a5d6ad92d5 3968 {
mluis 2:14a5d6ad92d5 3969 readyToSend = true;
mluis 2:14a5d6ad92d5 3970 AckTimeoutRetries = 1;
mluis 2:14a5d6ad92d5 3971
mluis 2:14a5d6ad92d5 3972 macHdr.Bits.MType = FRAME_TYPE_PROPRIETARY;
mluis 2:14a5d6ad92d5 3973 fBuffer = mcpsRequest->Req.Proprietary.fBuffer;
mluis 2:14a5d6ad92d5 3974 fBufferSize = mcpsRequest->Req.Proprietary.fBufferSize;
mluis 2:14a5d6ad92d5 3975 datarate = mcpsRequest->Req.Proprietary.Datarate;
mluis 2:14a5d6ad92d5 3976 break;
mluis 2:14a5d6ad92d5 3977 }
mluis 2:14a5d6ad92d5 3978 default:
mluis 2:14a5d6ad92d5 3979 break;
mluis 2:14a5d6ad92d5 3980 }
mluis 2:14a5d6ad92d5 3981
mluis 2:14a5d6ad92d5 3982 if( readyToSend == true )
mluis 2:14a5d6ad92d5 3983 {
mluis 2:14a5d6ad92d5 3984 if( AdrCtrlOn == false )
mluis 2:14a5d6ad92d5 3985 {
mluis 4:37c12dbc8dc7 3986 if( ValueInRange( datarate, LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) == true )
mluis 2:14a5d6ad92d5 3987 {
mluis 2:14a5d6ad92d5 3988 ChannelsDatarate = datarate;
mluis 2:14a5d6ad92d5 3989 }
mluis 2:14a5d6ad92d5 3990 else
mluis 2:14a5d6ad92d5 3991 {
mluis 2:14a5d6ad92d5 3992 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3993 }
mluis 2:14a5d6ad92d5 3994 }
mluis 2:14a5d6ad92d5 3995
mluis 2:14a5d6ad92d5 3996 status = Send( &macHdr, fPort, fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 3997 if( status == LORAMAC_STATUS_OK )
mluis 2:14a5d6ad92d5 3998 {
mluis 2:14a5d6ad92d5 3999 McpsConfirm.McpsRequest = mcpsRequest->Type;
mluis 2:14a5d6ad92d5 4000 LoRaMacFlags.Bits.McpsReq = 1;
mluis 2:14a5d6ad92d5 4001 }
mluis 2:14a5d6ad92d5 4002 else
mluis 2:14a5d6ad92d5 4003 {
mluis 2:14a5d6ad92d5 4004 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 4005 }
mluis 2:14a5d6ad92d5 4006 }
mluis 2:14a5d6ad92d5 4007
mluis 2:14a5d6ad92d5 4008 return status;
mluis 0:91d1a7783bb9 4009 }
mluis 0:91d1a7783bb9 4010
snelson 8:4816c8449bf2 4011 TimerTime_t LoRaMacCalcJoinBackOff( )
snelson 8:4816c8449bf2 4012 {
snelson 8:4816c8449bf2 4013 TimerTime_t timeOff = 0;
snelson 8:4816c8449bf2 4014 TimerTime_t uptime;
snelson 8:4816c8449bf2 4015 TimerTime_t currDCycleEndTime;
snelson 8:4816c8449bf2 4016 TimerTime_t prevDCycleEndTime;
snelson 8:4816c8449bf2 4017 TimerTime_t period;
snelson 8:4816c8449bf2 4018 TimerTime_t onAirTimeMax;
snelson 9:ad93de20d720 4019 TimerTime_t lastJoinTime;
snelson 9:ad93de20d720 4020 TimerTime_t elapsedTime;
snelson 9:ad93de20d720 4021 uint8_t dcyclePeriod;
snelson 9:ad93de20d720 4022
snelson 9:ad93de20d720 4023 // Check retransmit duty-cycle is enabled
snelson 8:4816c8449bf2 4024 if ( JOIN_NB_RETRANSMISSION_DCYCLES == 0 )
snelson 8:4816c8449bf2 4025 return 0;
snelson 8:4816c8449bf2 4026
snelson 9:ad93de20d720 4027 // Normalize system time values to seconds
snelson 9:ad93de20d720 4028 uptime = TimerGetCurrentTime( ) / 1e3;
snelson 9:ad93de20d720 4029 lastJoinTime = LastJoinTxTime / 1e3;
snelson 9:ad93de20d720 4030
snelson 9:ad93de20d720 4031 // Get dutycycle for current time
snelson 8:4816c8449bf2 4032 prevDCycleEndTime = 0;
snelson 8:4816c8449bf2 4033 currDCycleEndTime = 0;
snelson 9:ad93de20d720 4034 for(dcyclePeriod = 0; dcyclePeriod < JOIN_NB_RETRANSMISSION_DCYCLES; dcyclePeriod++)
snelson 8:4816c8449bf2 4035 {
snelson 8:4816c8449bf2 4036 prevDCycleEndTime = currDCycleEndTime;
snelson 9:ad93de20d720 4037 currDCycleEndTime += JoinReTransmitDCycle[dcyclePeriod].period;
snelson 8:4816c8449bf2 4038
snelson 8:4816c8449bf2 4039 bool isCurrentPeriod = uptime < currDCycleEndTime;
snelson 8:4816c8449bf2 4040
snelson 9:ad93de20d720 4041 if( isCurrentPeriod || ( dcyclePeriod == ( JOIN_NB_RETRANSMISSION_DCYCLES-1 ) ) )
snelson 8:4816c8449bf2 4042 {
snelson 9:ad93de20d720 4043 period = JoinReTransmitDCycle[dcyclePeriod].period;
snelson 9:ad93de20d720 4044 onAirTimeMax = JoinReTransmitDCycle[dcyclePeriod].onAirTimeMax;
snelson 8:4816c8449bf2 4045 if( isCurrentPeriod == true )
snelson 8:4816c8449bf2 4046 break;
snelson 8:4816c8449bf2 4047 }
snelson 8:4816c8449bf2 4048 }
snelson 8:4816c8449bf2 4049
snelson 9:ad93de20d720 4050 // Clear aggregate on air time if dutycycle period of last join has elapsed
snelson 9:ad93de20d720 4051 if( lastJoinTime < prevDCycleEndTime )
snelson 8:4816c8449bf2 4052 {
snelson 8:4816c8449bf2 4053 JoinAggTimeOnAir = 0;
snelson 8:4816c8449bf2 4054 }
snelson 9:ad93de20d720 4055 else
snelson 8:4816c8449bf2 4056 {
snelson 9:ad93de20d720 4057 elapsedTime = ( uptime - prevDCycleEndTime ) % period;
snelson 9:ad93de20d720 4058
snelson 9:ad93de20d720 4059 if( dcyclePeriod == JOIN_NB_RETRANSMISSION_DCYCLES )
snelson 8:4816c8449bf2 4060 {
snelson 9:ad93de20d720 4061 if( ( ( uptime - prevDCycleEndTime ) / period ) > ( ( lastJoinTime - prevDCycleEndTime ) / period ) )
snelson 9:ad93de20d720 4062 {
snelson 9:ad93de20d720 4063 JoinAggTimeOnAir = 0;
snelson 9:ad93de20d720 4064 }
snelson 8:4816c8449bf2 4065 }
snelson 8:4816c8449bf2 4066 }
snelson 8:4816c8449bf2 4067
snelson 8:4816c8449bf2 4068 if ( JoinAggTimeOnAir >= onAirTimeMax )
snelson 8:4816c8449bf2 4069 {
snelson 8:4816c8449bf2 4070 // time off is remaining time until beginning of next period
snelson 9:ad93de20d720 4071 timeOff = ( period - elapsedTime );
snelson 8:4816c8449bf2 4072 }
snelson 8:4816c8449bf2 4073
snelson 9:ad93de20d720 4074
snelson 9:ad93de20d720 4075 return ( timeOff * 1e6);
snelson 8:4816c8449bf2 4076 }
snelson 8:4816c8449bf2 4077
mluis 0:91d1a7783bb9 4078 void LoRaMacTestRxWindowsOn( bool enable )
mluis 0:91d1a7783bb9 4079 {
mluis 0:91d1a7783bb9 4080 IsRxWindowsEnabled = enable;
mluis 0:91d1a7783bb9 4081 }
mluis 0:91d1a7783bb9 4082
mluis 2:14a5d6ad92d5 4083 void LoRaMacTestSetMic( uint16_t txPacketCounter )
mluis 0:91d1a7783bb9 4084 {
mluis 2:14a5d6ad92d5 4085 UpLinkCounter = txPacketCounter;
mluis 0:91d1a7783bb9 4086 IsUpLinkCounterFixed = true;
mluis 0:91d1a7783bb9 4087 }
mluis 2:14a5d6ad92d5 4088
mluis 2:14a5d6ad92d5 4089 void LoRaMacTestSetDutyCycleOn( bool enable )
mluis 2:14a5d6ad92d5 4090 {
mluis 2:14a5d6ad92d5 4091 DutyCycleOn = enable;
mluis 2:14a5d6ad92d5 4092 }