Senet / LoRaWAN-lib

Fork of Semtech LoRaWAN stack

Fork of LoRaWAN-lib by canuck lehead

LoRaMac.cpp@8:4816c8449bf2, 2016-08-22 (annotated)

Committer:
snelson
Date:
Mon Aug 22 20:30:06 2016 -0400
Branch:
v4.2.0
Revision:
8:4816c8449bf2
Parent:
6:d7a34ded7c87
Child:
9:ad93de20d720
Merging Senet changes for:

- US915 Join Retransmission backoff

- US915 join channel selection

- Adr datarate decay

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 8:4816c8449bf2 596 /* LoRaWAN 1.1 Section 9 Retransmission back-off
snelson 8:4816c8449bf2 597 *
snelson 8:4816c8449bf2 598 * Applies to uplink frames that:
snelson 8:4816c8449bf2 599 * - Require acknowledgement or answer, and are
snelson 8:4816c8449bf2 600 * retransmitted by the device if the answer is not received
snelson 8:4816c8449bf2 601 * and
snelson 8:4816c8449bf2 602 * - Can be triggered by an external event causing synchronization
snelson 8:4816c8449bf2 603 *
snelson 8:4816c8449bf2 604 * Transmission duty-cylce for such messages shall respect the local regulations
snelson 8:4816c8449bf2 605 * and the following limits
snelson 8:4816c8449bf2 606 * - Aggregated during the first hour 36 seconds
snelson 8:4816c8449bf2 607 * - Aggregated during the next 10 hours 36 seconds
snelson 8:4816c8449bf2 608 * - After the first 11 hours aggregated over 24h 8.7seconds
snelson 8:4816c8449bf2 609 */
snelson 8:4816c8449bf2 610 #ifndef JOIN_RETRANSMISSION_DCYCLE1
snelson 8:4816c8449bf2 611 #define JOIN_RETRANSMISSION_DCYCLE1 { 3600, 1000000 } // (period, onAirTimeMax)
snelson 8:4816c8449bf2 612 #endif
snelson 8:4816c8449bf2 613
snelson 8:4816c8449bf2 614 #ifndef JOIN_RETRANSMISSION_DCYCLE2
snelson 8:4816c8449bf2 615 #define JOIN_RETRANSMISSION_DCYCLE2 { 10*3600, 36000000 } // (period, onAirTimeMax)
snelson 8:4816c8449bf2 616 #endif
snelson 8:4816c8449bf2 617
snelson 8:4816c8449bf2 618 #ifndef JOIN_RETRANSMISSION_DCYCLE3
snelson 8:4816c8449bf2 619 #define JOIN_RETRANSMISSION_DCYCLE3 { 24*3600, 8700000 } // (period, onAirTimeMax)
snelson 8:4816c8449bf2 620 #endif
snelson 8:4816c8449bf2 621
snelson 8:4816c8449bf2 622 LoRaMacRetransmissionDCycle_t JoinReTransmitDCycle[JOIN_NB_RETRANSMISSION_DCYCLES] =
snelson 8:4816c8449bf2 623 {
snelson 8:4816c8449bf2 624 JOIN_RETRANSMISSION_DCYCLE1,
snelson 8:4816c8449bf2 625 JOIN_RETRANSMISSION_DCYCLE2,
snelson 8:4816c8449bf2 626 JOIN_RETRANSMISSION_DCYCLE3
snelson 8:4816c8449bf2 627 };
snelson 8:4816c8449bf2 628
snelson 8:4816c8449bf2 629 /*!
snelson 8:4816c8449bf2 630 * Uptime of the last sent join request
snelson 8:4816c8449bf2 631 */
snelson 8:4816c8449bf2 632 static TimerTime_t LastJoinTxTime;
snelson 8:4816c8449bf2 633
snelson 8:4816c8449bf2 634 /*!
snelson 8:4816c8449bf2 635 * Aggregated join request time on air
snelson 8:4816c8449bf2 636 */
snelson 8:4816c8449bf2 637 static TimerTime_t JoinAggTimeOnAir;
snelson 8:4816c8449bf2 638
snelson 8:4816c8449bf2 639
mluis 2:14a5d6ad92d5 640 /*!
mluis 2:14a5d6ad92d5 641 * \brief Function to be executed on Radio Tx Done event
mluis 0:91d1a7783bb9 642 */
mluis 0:91d1a7783bb9 643 static void OnRadioTxDone( void );
mluis 0:91d1a7783bb9 644
mluis 0:91d1a7783bb9 645 /*!
mluis 3:b9d87593a8ae 646 * \brief This function prepares the MAC to abort the execution of function
mluis 3:b9d87593a8ae 647 * OnRadioRxDone in case of a reception error.
mluis 3:b9d87593a8ae 648 */
mluis 3:b9d87593a8ae 649 static void PrepareRxDoneAbort( void );
mluis 3:b9d87593a8ae 650
mluis 3:b9d87593a8ae 651 /*!
mluis 2:14a5d6ad92d5 652 * \brief Function to be executed on Radio Rx Done event
mluis 0:91d1a7783bb9 653 */
mluis 0:91d1a7783bb9 654 static void OnRadioRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr );
mluis 0:91d1a7783bb9 655
mluis 0:91d1a7783bb9 656 /*!
mluis 2:14a5d6ad92d5 657 * \brief Function executed on Radio Tx Timeout event
mluis 0:91d1a7783bb9 658 */
mluis 0:91d1a7783bb9 659 static void OnRadioTxTimeout( void );
mluis 0:91d1a7783bb9 660
mluis 0:91d1a7783bb9 661 /*!
mluis 2:14a5d6ad92d5 662 * \brief Function executed on Radio Rx error event
mluis 0:91d1a7783bb9 663 */
mluis 0:91d1a7783bb9 664 static void OnRadioRxError( void );
mluis 0:91d1a7783bb9 665
mluis 0:91d1a7783bb9 666 /*!
mluis 2:14a5d6ad92d5 667 * \brief Function executed on Radio Rx Timeout event
mluis 0:91d1a7783bb9 668 */
mluis 0:91d1a7783bb9 669 static void OnRadioRxTimeout( void );
mluis 0:91d1a7783bb9 670
mluis 0:91d1a7783bb9 671 /*!
mluis 2:14a5d6ad92d5 672 * \brief Function executed on Resend Frame timer event.
mluis 0:91d1a7783bb9 673 */
mluis 0:91d1a7783bb9 674 static void OnMacStateCheckTimerEvent( void );
mluis 0:91d1a7783bb9 675
mluis 0:91d1a7783bb9 676 /*!
mluis 2:14a5d6ad92d5 677 * \brief Function executed on duty cycle delayed Tx timer event
mluis 0:91d1a7783bb9 678 */
mluis 0:91d1a7783bb9 679 static void OnTxDelayedTimerEvent( void );
mluis 0:91d1a7783bb9 680
mluis 0:91d1a7783bb9 681 /*!
mluis 2:14a5d6ad92d5 682 * \brief Function executed on first Rx window timer event
mluis 0:91d1a7783bb9 683 */
mluis 0:91d1a7783bb9 684 static void OnRxWindow1TimerEvent( void );
mluis 0:91d1a7783bb9 685
mluis 0:91d1a7783bb9 686 /*!
mluis 2:14a5d6ad92d5 687 * \brief Function executed on second Rx window timer event
mluis 0:91d1a7783bb9 688 */
mluis 0:91d1a7783bb9 689 static void OnRxWindow2TimerEvent( void );
mluis 0:91d1a7783bb9 690
mluis 0:91d1a7783bb9 691 /*!
mluis 2:14a5d6ad92d5 692 * \brief Function executed on AckTimeout timer event
mluis 0:91d1a7783bb9 693 */
mluis 0:91d1a7783bb9 694 static void OnAckTimeoutTimerEvent( void );
mluis 0:91d1a7783bb9 695
mluis 0:91d1a7783bb9 696 /*!
mluis 2:14a5d6ad92d5 697 * \brief Searches and set the next random available channel
mluis 2:14a5d6ad92d5 698 *
mluis 3:b9d87593a8ae 699 * \param [OUT] Time to wait for the next transmission according to the duty
mluis 3:b9d87593a8ae 700 * cycle.
mluis 3:b9d87593a8ae 701 *
mluis 3:b9d87593a8ae 702 * \retval status Function status [1: OK, 0: Unable to find a channel on the
mluis 3:b9d87593a8ae 703 * current datarate]
mluis 2:14a5d6ad92d5 704 */
mluis 3:b9d87593a8ae 705 static bool SetNextChannel( TimerTime_t* time );
mluis 2:14a5d6ad92d5 706
mluis 2:14a5d6ad92d5 707 /*!
mluis 2:14a5d6ad92d5 708 * \brief Sets the network to public or private. Updates the sync byte.
mluis 2:14a5d6ad92d5 709 *
mluis 2:14a5d6ad92d5 710 * \param [IN] enable if true, it enables a public network
mluis 2:14a5d6ad92d5 711 */
mluis 2:14a5d6ad92d5 712 static void SetPublicNetwork( bool enable );
mluis 2:14a5d6ad92d5 713
mluis 2:14a5d6ad92d5 714 /*!
mluis 2:14a5d6ad92d5 715 * \brief Initializes and opens the reception window
mluis 2:14a5d6ad92d5 716 *
mluis 2:14a5d6ad92d5 717 * \param [IN] freq window channel frequency
mluis 2:14a5d6ad92d5 718 * \param [IN] datarate window channel datarate
mluis 2:14a5d6ad92d5 719 * \param [IN] bandwidth window channel bandwidth
mluis 2:14a5d6ad92d5 720 * \param [IN] timeout window channel timeout
mluis 0:91d1a7783bb9 721 */
mluis 2:14a5d6ad92d5 722 static void RxWindowSetup( uint32_t freq, int8_t datarate, uint32_t bandwidth, uint16_t timeout, bool rxContinuous );
mluis 2:14a5d6ad92d5 723
mluis 2:14a5d6ad92d5 724 /*!
mluis 2:14a5d6ad92d5 725 * \brief Adds a new MAC command to be sent.
mluis 2:14a5d6ad92d5 726 *
mluis 2:14a5d6ad92d5 727 * \Remark MAC layer internal function
mluis 2:14a5d6ad92d5 728 *
mluis 2:14a5d6ad92d5 729 * \param [in] cmd MAC command to be added
mluis 2:14a5d6ad92d5 730 * [MOTE_MAC_LINK_CHECK_REQ,
mluis 2:14a5d6ad92d5 731 * MOTE_MAC_LINK_ADR_ANS,
mluis 2:14a5d6ad92d5 732 * MOTE_MAC_DUTY_CYCLE_ANS,
mluis 2:14a5d6ad92d5 733 * MOTE_MAC_RX2_PARAM_SET_ANS,
mluis 2:14a5d6ad92d5 734 * MOTE_MAC_DEV_STATUS_ANS
mluis 2:14a5d6ad92d5 735 * MOTE_MAC_NEW_CHANNEL_ANS]
mluis 2:14a5d6ad92d5 736 * \param [in] p1 1st parameter ( optional depends on the command )
mluis 2:14a5d6ad92d5 737 * \param [in] p2 2nd parameter ( optional depends on the command )
mluis 2:14a5d6ad92d5 738 *
mluis 2:14a5d6ad92d5 739 * \retval status Function status [0: OK, 1: Unknown command, 2: Buffer full]
mluis 2:14a5d6ad92d5 740 */
mluis 2:14a5d6ad92d5 741 static LoRaMacStatus_t AddMacCommand( uint8_t cmd, uint8_t p1, uint8_t p2 );
mluis 0:91d1a7783bb9 742
mluis 0:91d1a7783bb9 743 /*!
mluis 0:91d1a7783bb9 744 * \brief Validates if the payload fits into the frame, taking the datarate
mluis 0:91d1a7783bb9 745 * into account.
mluis 0:91d1a7783bb9 746 *
mluis 0:91d1a7783bb9 747 * \details Refer to chapter 4.3.2 of the LoRaWAN specification, v1.0
mluis 0:91d1a7783bb9 748 *
mluis 0:91d1a7783bb9 749 * \param lenN Length of the application payload. The length depends on the
mluis 0:91d1a7783bb9 750 * datarate and is region specific
mluis 0:91d1a7783bb9 751 *
mluis 0:91d1a7783bb9 752 * \param datarate Current datarate
mluis 0:91d1a7783bb9 753 *
mluis 2:14a5d6ad92d5 754 * \param fOptsLen Length of the fOpts field
mluis 2:14a5d6ad92d5 755 *
mluis 0:91d1a7783bb9 756 * \retval [false: payload does not fit into the frame, true: payload fits into
mluis 0:91d1a7783bb9 757 * the frame]
mluis 0:91d1a7783bb9 758 */
mluis 2:14a5d6ad92d5 759 static bool ValidatePayloadLength( uint8_t lenN, int8_t datarate, uint8_t fOptsLen );
mluis 0:91d1a7783bb9 760
mluis 4:37c12dbc8dc7 761 /*!
mluis 4:37c12dbc8dc7 762 * \brief Counts the number of bits in a mask.
mluis 4:37c12dbc8dc7 763 *
mluis 4:37c12dbc8dc7 764 * \param [IN] mask A mask from which the function counts the active bits.
mluis 4:37c12dbc8dc7 765 * \param [IN] nbBits The number of bits to check.
mluis 4:37c12dbc8dc7 766 *
mluis 4:37c12dbc8dc7 767 * \retval Number of enabled bits in the mask.
mluis 4:37c12dbc8dc7 768 */
mluis 4:37c12dbc8dc7 769 static uint8_t CountBits( uint16_t mask, uint8_t nbBits );
mluis 4:37c12dbc8dc7 770
mluis 0:91d1a7783bb9 771 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 0:91d1a7783bb9 772 /*!
mluis 0:91d1a7783bb9 773 * \brief Counts the number of enabled 125 kHz channels in the channel mask.
mluis 0:91d1a7783bb9 774 * This function can only be applied to US915 band.
mluis 0:91d1a7783bb9 775 *
mluis 4:37c12dbc8dc7 776 * \param [IN] channelsMask Pointer to the first element of the channel mask
mluis 0:91d1a7783bb9 777 *
mluis 0:91d1a7783bb9 778 * \retval Number of enabled channels in the channel mask
mluis 0:91d1a7783bb9 779 */
mluis 0:91d1a7783bb9 780 static uint8_t CountNbEnabled125kHzChannels( uint16_t *channelsMask );
mluis 4:37c12dbc8dc7 781
mluis 4:37c12dbc8dc7 782 #if defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 783 /*!
mluis 4:37c12dbc8dc7 784 * \brief Validates the correctness of the channel mask for US915, hybrid mode.
mluis 4:37c12dbc8dc7 785 *
mluis 4:37c12dbc8dc7 786 * \param [IN] mask Block definition to set.
mluis 4:37c12dbc8dc7 787 * \param [OUT] channelsMask Pointer to the first element of the channel mask
mluis 4:37c12dbc8dc7 788 */
mluis 4:37c12dbc8dc7 789 static void ReenableChannels( uint16_t mask, uint16_t* channelMask );
mluis 4:37c12dbc8dc7 790
mluis 4:37c12dbc8dc7 791 /*!
mluis 4:37c12dbc8dc7 792 * \brief Validates the correctness of the channel mask for US915, hybrid mode.
mluis 4:37c12dbc8dc7 793 *
mluis 4:37c12dbc8dc7 794 * \param [IN] channelsMask Pointer to the first element of the channel mask
mluis 4:37c12dbc8dc7 795 *
mluis 4:37c12dbc8dc7 796 * \retval [true: channel mask correct, false: channel mask not correct]
mluis 4:37c12dbc8dc7 797 */
mluis 4:37c12dbc8dc7 798 static bool ValidateChannelMask( uint16_t* channelMask );
mluis 4:37c12dbc8dc7 799 #endif
mluis 4:37c12dbc8dc7 800
mluis 0:91d1a7783bb9 801 #endif
mluis 0:91d1a7783bb9 802
mluis 0:91d1a7783bb9 803 /*!
mluis 0:91d1a7783bb9 804 * \brief Limits the Tx power according to the number of enabled channels
mluis 0:91d1a7783bb9 805 *
mluis 0:91d1a7783bb9 806 * \retval Returns the maximum valid tx power
mluis 0:91d1a7783bb9 807 */
mluis 0:91d1a7783bb9 808 static int8_t LimitTxPower( int8_t txPower );
mluis 0:91d1a7783bb9 809
mluis 0:91d1a7783bb9 810 /*!
mluis 2:14a5d6ad92d5 811 * \brief Verifies, if a value is in a given range.
mluis 2:14a5d6ad92d5 812 *
mluis 2:14a5d6ad92d5 813 * \param value Value to verify, if it is in range
mluis 2:14a5d6ad92d5 814 *
mluis 2:14a5d6ad92d5 815 * \param min Minimum possible value
mluis 2:14a5d6ad92d5 816 *
mluis 2:14a5d6ad92d5 817 * \param max Maximum possible value
mluis 2:14a5d6ad92d5 818 *
mluis 2:14a5d6ad92d5 819 * \retval Returns the maximum valid tx power
mluis 2:14a5d6ad92d5 820 */
mluis 2:14a5d6ad92d5 821 static bool ValueInRange( int8_t value, int8_t min, int8_t max );
mluis 2:14a5d6ad92d5 822
mluis 2:14a5d6ad92d5 823 /*!
mluis 2:14a5d6ad92d5 824 * \brief Calculates the next datarate to set, when ADR is on or off
mluis 2:14a5d6ad92d5 825 *
mluis 2:14a5d6ad92d5 826 * \param [IN] adrEnabled Specify whether ADR is on or off
mluis 2:14a5d6ad92d5 827 *
snelson 8:4816c8449bf2 828 * \param [IN] isTx Set to true if called by transmit, set to false if a dry run
mluis 2:14a5d6ad92d5 829 *
mluis 2:14a5d6ad92d5 830 * \param [OUT] datarateOut Reports the datarate which will be used next
mluis 2:14a5d6ad92d5 831 *
snelson 8:4816c8449bf2 832 * \param [OUT] txpowerOut Reports the tx power which will be used next
snelson 8:4816c8449bf2 833 *
mluis 2:14a5d6ad92d5 834 * \retval Returns the state of ADR ack request
mluis 2:14a5d6ad92d5 835 */
snelson 8:4816c8449bf2 836 static bool AdrNextDr( bool adrEnabled, bool isTx, int8_t* datarateOut, int8_t* txpowerOut );
mluis 2:14a5d6ad92d5 837
mluis 2:14a5d6ad92d5 838 /*!
mluis 2:14a5d6ad92d5 839 * \brief Disables channel in a specified channel mask
mluis 2:14a5d6ad92d5 840 *
mluis 2:14a5d6ad92d5 841 * \param [IN] id - Id of the channel
mluis 2:14a5d6ad92d5 842 *
mluis 2:14a5d6ad92d5 843 * \param [IN] mask - Pointer to the channel mask to edit
mluis 0:91d1a7783bb9 844 *
mluis 2:14a5d6ad92d5 845 * \retval [true, if disable was successful, false if not]
mluis 2:14a5d6ad92d5 846 */
mluis 2:14a5d6ad92d5 847 static bool DisableChannelInMask( uint8_t id, uint16_t* mask );
mluis 2:14a5d6ad92d5 848
mluis 2:14a5d6ad92d5 849 /*!
mluis 2:14a5d6ad92d5 850 * \brief Decodes MAC commands in the fOpts field and in the payload
mluis 2:14a5d6ad92d5 851 */
mluis 2:14a5d6ad92d5 852 static void ProcessMacCommands( uint8_t *payload, uint8_t macIndex, uint8_t commandsSize, uint8_t snr );
mluis 2:14a5d6ad92d5 853
mluis 2:14a5d6ad92d5 854 /*!
mluis 2:14a5d6ad92d5 855 * \brief LoRaMAC layer generic send frame
mluis 2:14a5d6ad92d5 856 *
mluis 2:14a5d6ad92d5 857 * \param [IN] macHdr MAC header field
mluis 2:14a5d6ad92d5 858 * \param [IN] fPort MAC payload port
mluis 2:14a5d6ad92d5 859 * \param [IN] fBuffer MAC data buffer to be sent
mluis 2:14a5d6ad92d5 860 * \param [IN] fBufferSize MAC data buffer size
mluis 2:14a5d6ad92d5 861 * \retval status Status of the operation.
mluis 2:14a5d6ad92d5 862 */
mluis 2:14a5d6ad92d5 863 LoRaMacStatus_t Send( LoRaMacHeader_t *macHdr, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
mluis 2:14a5d6ad92d5 864
mluis 2:14a5d6ad92d5 865 /*!
mluis 2:14a5d6ad92d5 866 * \brief LoRaMAC layer frame buffer initialization
mluis 2:14a5d6ad92d5 867 *
mluis 2:14a5d6ad92d5 868 * \param [IN] macHdr MAC header field
mluis 2:14a5d6ad92d5 869 * \param [IN] fCtrl MAC frame control field
mluis 2:14a5d6ad92d5 870 * \param [IN] fOpts MAC commands buffer
mluis 2:14a5d6ad92d5 871 * \param [IN] fPort MAC payload port
mluis 2:14a5d6ad92d5 872 * \param [IN] fBuffer MAC data buffer to be sent
mluis 2:14a5d6ad92d5 873 * \param [IN] fBufferSize MAC data buffer size
mluis 2:14a5d6ad92d5 874 * \retval status Status of the operation.
mluis 2:14a5d6ad92d5 875 */
mluis 2:14a5d6ad92d5 876 LoRaMacStatus_t PrepareFrame( LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
mluis 2:14a5d6ad92d5 877
mluis 2:14a5d6ad92d5 878 /*
mluis 2:14a5d6ad92d5 879 * \brief Schedules the frame according to the duty cycle
mluis 2:14a5d6ad92d5 880 *
mluis 2:14a5d6ad92d5 881 * \retval Status of the operation
mluis 2:14a5d6ad92d5 882 */
mluis 2:14a5d6ad92d5 883 static LoRaMacStatus_t ScheduleTx( void );
mluis 2:14a5d6ad92d5 884
mluis 4:37c12dbc8dc7 885 /*
mluis 4:37c12dbc8dc7 886 * \brief Calculates the back-off time for the band of a channel.
mluis 4:37c12dbc8dc7 887 *
mluis 4:37c12dbc8dc7 888 * \param [IN] channel The last Tx channel index
mluis 4:37c12dbc8dc7 889 */
mluis 4:37c12dbc8dc7 890 static void CalculateBackOff( uint8_t channel );
mluis 4:37c12dbc8dc7 891
mluis 2:14a5d6ad92d5 892 /*!
mluis 2:14a5d6ad92d5 893 * \brief LoRaMAC layer prepared frame buffer transmission with channel specification
mluis 2:14a5d6ad92d5 894 *
mluis 2:14a5d6ad92d5 895 * \remark PrepareFrame must be called at least once before calling this
mluis 2:14a5d6ad92d5 896 * function.
mluis 2:14a5d6ad92d5 897 *
mluis 2:14a5d6ad92d5 898 * \param [IN] channel Channel parameters
mluis 2:14a5d6ad92d5 899 * \retval status Status of the operation.
mluis 0:91d1a7783bb9 900 */
mluis 2:14a5d6ad92d5 901 LoRaMacStatus_t SendFrameOnChannel( ChannelParams_t channel );
mluis 2:14a5d6ad92d5 902
mluis 2:14a5d6ad92d5 903
mluis 2:14a5d6ad92d5 904
mluis 2:14a5d6ad92d5 905 static void OnRadioTxDone( void )
mluis 2:14a5d6ad92d5 906 {
mluis 2:14a5d6ad92d5 907 TimerTime_t curTime = TimerGetCurrentTime( );
mluis 2:14a5d6ad92d5 908 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 909 {
mluis 2:14a5d6ad92d5 910 Radio.Sleep( );
mluis 2:14a5d6ad92d5 911 }
mluis 2:14a5d6ad92d5 912 else
mluis 2:14a5d6ad92d5 913 {
mluis 2:14a5d6ad92d5 914 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 915 }
mluis 2:14a5d6ad92d5 916
mluis 4:37c12dbc8dc7 917 // Store last Tx channel
mluis 4:37c12dbc8dc7 918 LastTxChannel = Channel;
mluis 4:37c12dbc8dc7 919 // Update last tx done time for the current channel
mluis 4:37c12dbc8dc7 920 Bands[Channels[LastTxChannel].Band].LastTxDoneTime = curTime;
mluis 4:37c12dbc8dc7 921 // Update Aggregated last tx done time
mluis 2:14a5d6ad92d5 922 AggregatedLastTxDoneTime = curTime;
mluis 2:14a5d6ad92d5 923
snelson 8:4816c8449bf2 924 // Update join tx done and time on air
snelson 8:4816c8449bf2 925 if( ( LoRaMacFlags.Bits.MlmeReq == 1 ) && ( MlmeConfirm.MlmeRequest == MLME_JOIN ) )
snelson 8:4816c8449bf2 926 {
snelson 8:4816c8449bf2 927 JoinAggTimeOnAir += TxTimeOnAir;
snelson 8:4816c8449bf2 928 LastJoinTxTime = curTime;
snelson 8:4816c8449bf2 929 }
snelson 8:4816c8449bf2 930
mluis 2:14a5d6ad92d5 931 if( IsRxWindowsEnabled == true )
mluis 2:14a5d6ad92d5 932 {
mluis 2:14a5d6ad92d5 933 TimerSetValue( &RxWindowTimer1, RxWindow1Delay );
mluis 2:14a5d6ad92d5 934 TimerStart( &RxWindowTimer1 );
mluis 2:14a5d6ad92d5 935 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 936 {
mluis 2:14a5d6ad92d5 937 TimerSetValue( &RxWindowTimer2, RxWindow2Delay );
mluis 2:14a5d6ad92d5 938 TimerStart( &RxWindowTimer2 );
mluis 2:14a5d6ad92d5 939 }
mluis 2:14a5d6ad92d5 940 if( ( LoRaMacDeviceClass == CLASS_C ) || ( NodeAckRequested == true ) )
mluis 2:14a5d6ad92d5 941 {
mluis 2:14a5d6ad92d5 942 TimerSetValue( &AckTimeoutTimer, RxWindow2Delay + ACK_TIMEOUT +
mluis 2:14a5d6ad92d5 943 randr( -ACK_TIMEOUT_RND, ACK_TIMEOUT_RND ) );
mluis 2:14a5d6ad92d5 944 TimerStart( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 945 }
mluis 2:14a5d6ad92d5 946 }
mluis 2:14a5d6ad92d5 947 else
mluis 2:14a5d6ad92d5 948 {
mluis 2:14a5d6ad92d5 949 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 950 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
mluis 2:14a5d6ad92d5 951
mluis 2:14a5d6ad92d5 952 if( LoRaMacFlags.Value == 0 )
mluis 2:14a5d6ad92d5 953 {
mluis 2:14a5d6ad92d5 954 LoRaMacFlags.Bits.McpsReq = 1;
mluis 2:14a5d6ad92d5 955 }
mluis 2:14a5d6ad92d5 956 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 957 }
mluis 2:14a5d6ad92d5 958
mluis 2:14a5d6ad92d5 959 if( NodeAckRequested == false )
mluis 2:14a5d6ad92d5 960 {
mluis 2:14a5d6ad92d5 961 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 962 ChannelsNbRepCounter++;
mluis 2:14a5d6ad92d5 963 }
mluis 2:14a5d6ad92d5 964 }
mluis 2:14a5d6ad92d5 965
mluis 3:b9d87593a8ae 966 static void PrepareRxDoneAbort( void )
mluis 3:b9d87593a8ae 967 {
mluis 4:37c12dbc8dc7 968 LoRaMacState |= MAC_RX_ABORT;
mluis 3:b9d87593a8ae 969
mluis 3:b9d87593a8ae 970 if( NodeAckRequested )
mluis 3:b9d87593a8ae 971 {
mluis 3:b9d87593a8ae 972 OnAckTimeoutTimerEvent( );
mluis 3:b9d87593a8ae 973 }
mluis 3:b9d87593a8ae 974
mluis 3:b9d87593a8ae 975 if( ( RxSlot == 0 ) && ( LoRaMacDeviceClass == CLASS_C ) )
mluis 3:b9d87593a8ae 976 {
mluis 3:b9d87593a8ae 977 OnRxWindow2TimerEvent( );
mluis 3:b9d87593a8ae 978 }
mluis 3:b9d87593a8ae 979
mluis 3:b9d87593a8ae 980 LoRaMacFlags.Bits.McpsInd = 1;
mluis 3:b9d87593a8ae 981 LoRaMacFlags.Bits.MacDone = 1;
mluis 3:b9d87593a8ae 982
mluis 3:b9d87593a8ae 983 // Trig OnMacCheckTimerEvent call as soon as possible
mluis 3:b9d87593a8ae 984 TimerSetValue( &MacStateCheckTimer, 1000 );
mluis 3:b9d87593a8ae 985 TimerStart( &MacStateCheckTimer );
mluis 3:b9d87593a8ae 986 }
mluis 3:b9d87593a8ae 987
mluis 2:14a5d6ad92d5 988 static void OnRadioRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr )
mluis 0:91d1a7783bb9 989 {
mluis 2:14a5d6ad92d5 990 LoRaMacHeader_t macHdr;
mluis 2:14a5d6ad92d5 991 LoRaMacFrameCtrl_t fCtrl;
mluis 4:37c12dbc8dc7 992 bool skipIndication = false;
mluis 2:14a5d6ad92d5 993
mluis 2:14a5d6ad92d5 994 uint8_t pktHeaderLen = 0;
mluis 2:14a5d6ad92d5 995 uint32_t address = 0;
mluis 2:14a5d6ad92d5 996 uint8_t appPayloadStartIndex = 0;
mluis 2:14a5d6ad92d5 997 uint8_t port = 0xFF;
mluis 2:14a5d6ad92d5 998 uint8_t frameLen = 0;
mluis 2:14a5d6ad92d5 999 uint32_t mic = 0;
mluis 2:14a5d6ad92d5 1000 uint32_t micRx = 0;
mluis 2:14a5d6ad92d5 1001
mluis 2:14a5d6ad92d5 1002 uint16_t sequenceCounter = 0;
mluis 2:14a5d6ad92d5 1003 uint16_t sequenceCounterPrev = 0;
mluis 2:14a5d6ad92d5 1004 uint16_t sequenceCounterDiff = 0;
mluis 2:14a5d6ad92d5 1005 uint32_t downLinkCounter = 0;
mluis 2:14a5d6ad92d5 1006
mluis 2:14a5d6ad92d5 1007 MulticastParams_t *curMulticastParams = NULL;
mluis 2:14a5d6ad92d5 1008 uint8_t *nwkSKey = LoRaMacNwkSKey;
mluis 2:14a5d6ad92d5 1009 uint8_t *appSKey = LoRaMacAppSKey;
mluis 2:14a5d6ad92d5 1010
mluis 2:14a5d6ad92d5 1011 uint8_t multicast = 0;
mluis 2:14a5d6ad92d5 1012
mluis 2:14a5d6ad92d5 1013 bool isMicOk = false;
mluis 2:14a5d6ad92d5 1014
mluis 2:14a5d6ad92d5 1015 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1016 McpsIndication.Rssi = rssi;
mluis 2:14a5d6ad92d5 1017 McpsIndication.Snr = snr;
mluis 2:14a5d6ad92d5 1018 McpsIndication.RxSlot = RxSlot;
mluis 2:14a5d6ad92d5 1019 McpsIndication.Port = 0;
mluis 2:14a5d6ad92d5 1020 McpsIndication.Multicast = 0;
mluis 2:14a5d6ad92d5 1021 McpsIndication.FramePending = 0;
mluis 2:14a5d6ad92d5 1022 McpsIndication.Buffer = NULL;
mluis 2:14a5d6ad92d5 1023 McpsIndication.BufferSize = 0;
mluis 2:14a5d6ad92d5 1024 McpsIndication.RxData = false;
mluis 2:14a5d6ad92d5 1025 McpsIndication.AckReceived = false;
mluis 2:14a5d6ad92d5 1026 McpsIndication.DownLinkCounter = 0;
mluis 2:14a5d6ad92d5 1027 McpsIndication.McpsIndication = MCPS_UNCONFIRMED;
mluis 2:14a5d6ad92d5 1028
mluis 2:14a5d6ad92d5 1029 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1030 {
mluis 2:14a5d6ad92d5 1031 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1032 }
mluis 2:14a5d6ad92d5 1033 TimerStop( &RxWindowTimer2 );
mluis 2:14a5d6ad92d5 1034
mluis 2:14a5d6ad92d5 1035 macHdr.Value = payload[pktHeaderLen++];
mluis 2:14a5d6ad92d5 1036
mluis 2:14a5d6ad92d5 1037 switch( macHdr.Bits.MType )
mluis 2:14a5d6ad92d5 1038 {
mluis 2:14a5d6ad92d5 1039 case FRAME_TYPE_JOIN_ACCEPT:
mluis 2:14a5d6ad92d5 1040 if( IsLoRaMacNetworkJoined == true )
mluis 2:14a5d6ad92d5 1041 {
mluis 2:14a5d6ad92d5 1042 break;
mluis 2:14a5d6ad92d5 1043 }
mluis 2:14a5d6ad92d5 1044 LoRaMacJoinDecrypt( payload + 1, size - 1, LoRaMacAppKey, LoRaMacRxPayload + 1 );
mluis 2:14a5d6ad92d5 1045
mluis 2:14a5d6ad92d5 1046 LoRaMacRxPayload[0] = macHdr.Value;
mluis 2:14a5d6ad92d5 1047
mluis 2:14a5d6ad92d5 1048 LoRaMacJoinComputeMic( LoRaMacRxPayload, size - LORAMAC_MFR_LEN, LoRaMacAppKey, &mic );
mluis 2:14a5d6ad92d5 1049
mluis 2:14a5d6ad92d5 1050 micRx |= ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN];
mluis 2:14a5d6ad92d5 1051 micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 1] << 8 );
mluis 2:14a5d6ad92d5 1052 micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 2] << 16 );
mluis 2:14a5d6ad92d5 1053 micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 3] << 24 );
mluis 2:14a5d6ad92d5 1054
mluis 2:14a5d6ad92d5 1055 if( micRx == mic )
mluis 2:14a5d6ad92d5 1056 {
mluis 2:14a5d6ad92d5 1057 LoRaMacJoinComputeSKeys( LoRaMacAppKey, LoRaMacRxPayload + 1, LoRaMacDevNonce, LoRaMacNwkSKey, LoRaMacAppSKey );
mluis 2:14a5d6ad92d5 1058
mluis 2:14a5d6ad92d5 1059 LoRaMacNetID = ( uint32_t )LoRaMacRxPayload[4];
mluis 2:14a5d6ad92d5 1060 LoRaMacNetID |= ( ( uint32_t )LoRaMacRxPayload[5] << 8 );
mluis 2:14a5d6ad92d5 1061 LoRaMacNetID |= ( ( uint32_t )LoRaMacRxPayload[6] << 16 );
mluis 2:14a5d6ad92d5 1062
mluis 2:14a5d6ad92d5 1063 LoRaMacDevAddr = ( uint32_t )LoRaMacRxPayload[7];
mluis 2:14a5d6ad92d5 1064 LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[8] << 8 );
mluis 2:14a5d6ad92d5 1065 LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[9] << 16 );
mluis 2:14a5d6ad92d5 1066 LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[10] << 24 );
mluis 2:14a5d6ad92d5 1067
mluis 2:14a5d6ad92d5 1068 // DLSettings
mluis 2:14a5d6ad92d5 1069 Rx1DrOffset = ( LoRaMacRxPayload[11] >> 4 ) & 0x07;
mluis 2:14a5d6ad92d5 1070 Rx2Channel.Datarate = LoRaMacRxPayload[11] & 0x0F;
mluis 2:14a5d6ad92d5 1071 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1072 /*
mluis 2:14a5d6ad92d5 1073 * WARNING: To be removed once Semtech server implementation
mluis 2:14a5d6ad92d5 1074 * is corrected.
mluis 2:14a5d6ad92d5 1075 */
mluis 2:14a5d6ad92d5 1076 if( Rx2Channel.Datarate == DR_3 )
mluis 2:14a5d6ad92d5 1077 {
mluis 2:14a5d6ad92d5 1078 Rx2Channel.Datarate = DR_8;
mluis 2:14a5d6ad92d5 1079 }
mluis 2:14a5d6ad92d5 1080 #endif
mluis 2:14a5d6ad92d5 1081 // RxDelay
mluis 2:14a5d6ad92d5 1082 ReceiveDelay1 = ( LoRaMacRxPayload[12] & 0x0F );
mluis 2:14a5d6ad92d5 1083 if( ReceiveDelay1 == 0 )
mluis 2:14a5d6ad92d5 1084 {
mluis 2:14a5d6ad92d5 1085 ReceiveDelay1 = 1;
mluis 2:14a5d6ad92d5 1086 }
mluis 2:14a5d6ad92d5 1087 ReceiveDelay1 *= 1e6;
mluis 2:14a5d6ad92d5 1088 ReceiveDelay2 = ReceiveDelay1 + 1e6;
mluis 2:14a5d6ad92d5 1089
mluis 2:14a5d6ad92d5 1090 #if !( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 1091 //CFList
mluis 2:14a5d6ad92d5 1092 if( ( size - 1 ) > 16 )
mluis 2:14a5d6ad92d5 1093 {
mluis 2:14a5d6ad92d5 1094 ChannelParams_t param;
mluis 2:14a5d6ad92d5 1095 param.DrRange.Value = ( DR_5 << 4 ) | DR_0;
mluis 2:14a5d6ad92d5 1096
mluis 3:b9d87593a8ae 1097 LoRaMacState |= MAC_TX_CONFIG;
mluis 2:14a5d6ad92d5 1098 for( uint8_t i = 3, j = 0; i < ( 5 + 3 ); i++, j += 3 )
mluis 2:14a5d6ad92d5 1099 {
mluis 2:14a5d6ad92d5 1100 param.Frequency = ( ( uint32_t )LoRaMacRxPayload[13 + j] | ( ( uint32_t )LoRaMacRxPayload[14 + j] << 8 ) | ( ( uint32_t )LoRaMacRxPayload[15 + j] << 16 ) ) * 100;
mluis 2:14a5d6ad92d5 1101 LoRaMacChannelAdd( i, param );
mluis 2:14a5d6ad92d5 1102 }
mluis 3:b9d87593a8ae 1103 LoRaMacState &= ~MAC_TX_CONFIG;
mluis 2:14a5d6ad92d5 1104 }
mluis 2:14a5d6ad92d5 1105 #endif
mluis 2:14a5d6ad92d5 1106 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1107 IsLoRaMacNetworkJoined = true;
snelson 8:4816c8449bf2 1108
snelson 8:4816c8449bf2 1109 // Do not change the datarate
snelson 8:4816c8449bf2 1110 // ChannelsDatarate = ChannelsDefaultDatarate;
mluis 2:14a5d6ad92d5 1111 }
mluis 2:14a5d6ad92d5 1112 else
mluis 2:14a5d6ad92d5 1113 {
mluis 2:14a5d6ad92d5 1114 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_JOIN_FAIL;
mluis 2:14a5d6ad92d5 1115 }
mluis 2:14a5d6ad92d5 1116 break;
mluis 2:14a5d6ad92d5 1117 case FRAME_TYPE_DATA_CONFIRMED_DOWN:
mluis 2:14a5d6ad92d5 1118 case FRAME_TYPE_DATA_UNCONFIRMED_DOWN:
mluis 2:14a5d6ad92d5 1119 {
mluis 2:14a5d6ad92d5 1120 address = payload[pktHeaderLen++];
mluis 2:14a5d6ad92d5 1121 address |= ( (uint32_t)payload[pktHeaderLen++] << 8 );
mluis 2:14a5d6ad92d5 1122 address |= ( (uint32_t)payload[pktHeaderLen++] << 16 );
mluis 2:14a5d6ad92d5 1123 address |= ( (uint32_t)payload[pktHeaderLen++] << 24 );
mluis 2:14a5d6ad92d5 1124
mluis 2:14a5d6ad92d5 1125 if( address != LoRaMacDevAddr )
mluis 2:14a5d6ad92d5 1126 {
mluis 2:14a5d6ad92d5 1127 curMulticastParams = MulticastChannels;
mluis 2:14a5d6ad92d5 1128 while( curMulticastParams != NULL )
mluis 2:14a5d6ad92d5 1129 {
mluis 2:14a5d6ad92d5 1130 if( address == curMulticastParams->Address )
mluis 2:14a5d6ad92d5 1131 {
mluis 2:14a5d6ad92d5 1132 multicast = 1;
mluis 2:14a5d6ad92d5 1133 nwkSKey = curMulticastParams->NwkSKey;
mluis 2:14a5d6ad92d5 1134 appSKey = curMulticastParams->AppSKey;
mluis 2:14a5d6ad92d5 1135 downLinkCounter = curMulticastParams->DownLinkCounter;
mluis 2:14a5d6ad92d5 1136 break;
mluis 2:14a5d6ad92d5 1137 }
mluis 2:14a5d6ad92d5 1138 curMulticastParams = curMulticastParams->Next;
mluis 2:14a5d6ad92d5 1139 }
mluis 2:14a5d6ad92d5 1140 if( multicast == 0 )
mluis 2:14a5d6ad92d5 1141 {
mluis 2:14a5d6ad92d5 1142 // We are not the destination of this frame.
mluis 2:14a5d6ad92d5 1143 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_ADDRESS_FAIL;
mluis 3:b9d87593a8ae 1144 PrepareRxDoneAbort( );
mluis 2:14a5d6ad92d5 1145 return;
mluis 2:14a5d6ad92d5 1146 }
mluis 2:14a5d6ad92d5 1147 }
mluis 2:14a5d6ad92d5 1148 else
mluis 2:14a5d6ad92d5 1149 {
mluis 2:14a5d6ad92d5 1150 multicast = 0;
mluis 2:14a5d6ad92d5 1151 nwkSKey = LoRaMacNwkSKey;
mluis 2:14a5d6ad92d5 1152 appSKey = LoRaMacAppSKey;
mluis 2:14a5d6ad92d5 1153 downLinkCounter = DownLinkCounter;
mluis 2:14a5d6ad92d5 1154 }
mluis 2:14a5d6ad92d5 1155
mluis 2:14a5d6ad92d5 1156 fCtrl.Value = payload[pktHeaderLen++];
mluis 2:14a5d6ad92d5 1157
mluis 2:14a5d6ad92d5 1158 sequenceCounter = ( uint16_t )payload[pktHeaderLen++];
mluis 2:14a5d6ad92d5 1159 sequenceCounter |= ( uint16_t )payload[pktHeaderLen++] << 8;
mluis 2:14a5d6ad92d5 1160
mluis 2:14a5d6ad92d5 1161 appPayloadStartIndex = 8 + fCtrl.Bits.FOptsLen;
mluis 2:14a5d6ad92d5 1162
mluis 2:14a5d6ad92d5 1163 micRx |= ( uint32_t )payload[size - LORAMAC_MFR_LEN];
mluis 2:14a5d6ad92d5 1164 micRx |= ( ( uint32_t )payload[size - LORAMAC_MFR_LEN + 1] << 8 );
mluis 2:14a5d6ad92d5 1165 micRx |= ( ( uint32_t )payload[size - LORAMAC_MFR_LEN + 2] << 16 );
mluis 2:14a5d6ad92d5 1166 micRx |= ( ( uint32_t )payload[size - LORAMAC_MFR_LEN + 3] << 24 );
mluis 2:14a5d6ad92d5 1167
mluis 2:14a5d6ad92d5 1168 sequenceCounterPrev = ( uint16_t )downLinkCounter;
mluis 2:14a5d6ad92d5 1169 sequenceCounterDiff = ( sequenceCounter - sequenceCounterPrev );
mluis 2:14a5d6ad92d5 1170
mluis 2:14a5d6ad92d5 1171 if( sequenceCounterDiff < ( 1 << 15 ) )
mluis 2:14a5d6ad92d5 1172 {
mluis 2:14a5d6ad92d5 1173 downLinkCounter += sequenceCounterDiff;
mluis 2:14a5d6ad92d5 1174 LoRaMacComputeMic( payload, size - LORAMAC_MFR_LEN, nwkSKey, address, DOWN_LINK, downLinkCounter, &mic );
mluis 2:14a5d6ad92d5 1175 if( micRx == mic )
mluis 2:14a5d6ad92d5 1176 {
mluis 2:14a5d6ad92d5 1177 isMicOk = true;
mluis 2:14a5d6ad92d5 1178 }
mluis 2:14a5d6ad92d5 1179 }
mluis 2:14a5d6ad92d5 1180 else
mluis 2:14a5d6ad92d5 1181 {
mluis 2:14a5d6ad92d5 1182 // check for sequence roll-over
mluis 2:14a5d6ad92d5 1183 uint32_t downLinkCounterTmp = downLinkCounter + 0x10000 + ( int16_t )sequenceCounterDiff;
mluis 2:14a5d6ad92d5 1184 LoRaMacComputeMic( payload, size - LORAMAC_MFR_LEN, nwkSKey, address, DOWN_LINK, downLinkCounterTmp, &mic );
mluis 2:14a5d6ad92d5 1185 if( micRx == mic )
mluis 2:14a5d6ad92d5 1186 {
mluis 2:14a5d6ad92d5 1187 isMicOk = true;
mluis 2:14a5d6ad92d5 1188 downLinkCounter = downLinkCounterTmp;
mluis 2:14a5d6ad92d5 1189 }
mluis 2:14a5d6ad92d5 1190 }
mluis 2:14a5d6ad92d5 1191
mluis 4:37c12dbc8dc7 1192 // Check for a the maximum allowed counter difference
mluis 4:37c12dbc8dc7 1193 if( sequenceCounterDiff >= MAX_FCNT_GAP )
mluis 4:37c12dbc8dc7 1194 {
mluis 4:37c12dbc8dc7 1195 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_DOWNLINK_TOO_MANY_FRAMES_LOSS;
mluis 4:37c12dbc8dc7 1196 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 4:37c12dbc8dc7 1197 PrepareRxDoneAbort( );
mluis 4:37c12dbc8dc7 1198 return;
mluis 4:37c12dbc8dc7 1199 }
mluis 4:37c12dbc8dc7 1200
mluis 2:14a5d6ad92d5 1201 if( isMicOk == true )
mluis 2:14a5d6ad92d5 1202 {
mluis 2:14a5d6ad92d5 1203 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1204 McpsIndication.Multicast = multicast;
mluis 2:14a5d6ad92d5 1205 McpsIndication.FramePending = fCtrl.Bits.FPending;
mluis 2:14a5d6ad92d5 1206 McpsIndication.Buffer = NULL;
mluis 2:14a5d6ad92d5 1207 McpsIndication.BufferSize = 0;
mluis 2:14a5d6ad92d5 1208 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1209
mluis 2:14a5d6ad92d5 1210 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1211
mluis 2:14a5d6ad92d5 1212 AdrAckCounter = 0;
mluis 2:14a5d6ad92d5 1213
mluis 2:14a5d6ad92d5 1214 // Update 32 bits downlink counter
mluis 2:14a5d6ad92d5 1215 if( multicast == 1 )
mluis 2:14a5d6ad92d5 1216 {
mluis 2:14a5d6ad92d5 1217 McpsIndication.McpsIndication = MCPS_MULTICAST;
mluis 2:14a5d6ad92d5 1218
mluis 2:14a5d6ad92d5 1219 if( ( curMulticastParams->DownLinkCounter == downLinkCounter ) &&
mluis 2:14a5d6ad92d5 1220 ( curMulticastParams->DownLinkCounter != 0 ) )
mluis 2:14a5d6ad92d5 1221 {
mluis 2:14a5d6ad92d5 1222 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_DOWNLINK_REPEATED;
mluis 2:14a5d6ad92d5 1223 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 3:b9d87593a8ae 1224 PrepareRxDoneAbort( );
mluis 2:14a5d6ad92d5 1225 return;
mluis 2:14a5d6ad92d5 1226 }
mluis 2:14a5d6ad92d5 1227 curMulticastParams->DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1228 }
mluis 2:14a5d6ad92d5 1229 else
mluis 2:14a5d6ad92d5 1230 {
mluis 2:14a5d6ad92d5 1231 if( macHdr.Bits.MType == FRAME_TYPE_DATA_CONFIRMED_DOWN )
mluis 2:14a5d6ad92d5 1232 {
mluis 3:b9d87593a8ae 1233 SrvAckRequested = true;
mluis 2:14a5d6ad92d5 1234 McpsIndication.McpsIndication = MCPS_CONFIRMED;
mluis 4:37c12dbc8dc7 1235
mluis 4:37c12dbc8dc7 1236 if( ( DownLinkCounter == downLinkCounter ) &&
mluis 4:37c12dbc8dc7 1237 ( DownLinkCounter != 0 ) )
mluis 4:37c12dbc8dc7 1238 {
mluis 4:37c12dbc8dc7 1239 // Duplicated confirmed downlink. Skip indication.
mluis 4:37c12dbc8dc7 1240 skipIndication = true;
mluis 4:37c12dbc8dc7 1241 }
mluis 2:14a5d6ad92d5 1242 }
mluis 2:14a5d6ad92d5 1243 else
mluis 2:14a5d6ad92d5 1244 {
mluis 3:b9d87593a8ae 1245 SrvAckRequested = false;
mluis 2:14a5d6ad92d5 1246 McpsIndication.McpsIndication = MCPS_UNCONFIRMED;
mluis 4:37c12dbc8dc7 1247
mluis 4:37c12dbc8dc7 1248 if( ( DownLinkCounter == downLinkCounter ) &&
mluis 4:37c12dbc8dc7 1249 ( DownLinkCounter != 0 ) )
mluis 4:37c12dbc8dc7 1250 {
mluis 4:37c12dbc8dc7 1251 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_DOWNLINK_REPEATED;
mluis 4:37c12dbc8dc7 1252 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 4:37c12dbc8dc7 1253 PrepareRxDoneAbort( );
mluis 4:37c12dbc8dc7 1254 return;
mluis 4:37c12dbc8dc7 1255 }
mluis 2:14a5d6ad92d5 1256 }
mluis 2:14a5d6ad92d5 1257 DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1258 }
mluis 2:14a5d6ad92d5 1259
mluis 2:14a5d6ad92d5 1260 // Check if the frame is an acknowledgement
mluis 2:14a5d6ad92d5 1261 if( fCtrl.Bits.Ack == 1 )
mluis 2:14a5d6ad92d5 1262 {
mluis 2:14a5d6ad92d5 1263 McpsConfirm.AckReceived = true;
mluis 2:14a5d6ad92d5 1264 McpsIndication.AckReceived = true;
mluis 2:14a5d6ad92d5 1265
mluis 2:14a5d6ad92d5 1266 // Stop the AckTimeout timer as no more retransmissions
mluis 2:14a5d6ad92d5 1267 // are needed.
mluis 2:14a5d6ad92d5 1268 TimerStop( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 1269 }
mluis 2:14a5d6ad92d5 1270 else
mluis 2:14a5d6ad92d5 1271 {
mluis 2:14a5d6ad92d5 1272 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1273
mluis 2:14a5d6ad92d5 1274 if( AckTimeoutRetriesCounter > AckTimeoutRetries )
mluis 2:14a5d6ad92d5 1275 {
mluis 2:14a5d6ad92d5 1276 // Stop the AckTimeout timer as no more retransmissions
mluis 2:14a5d6ad92d5 1277 // are needed.
mluis 2:14a5d6ad92d5 1278 TimerStop( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 1279 }
mluis 2:14a5d6ad92d5 1280 }
mluis 2:14a5d6ad92d5 1281
mluis 2:14a5d6ad92d5 1282 if( ( ( size - 4 ) - appPayloadStartIndex ) > 0 )
mluis 2:14a5d6ad92d5 1283 {
mluis 2:14a5d6ad92d5 1284 port = payload[appPayloadStartIndex++];
mluis 2:14a5d6ad92d5 1285 frameLen = ( size - 4 ) - appPayloadStartIndex;
mluis 2:14a5d6ad92d5 1286
mluis 2:14a5d6ad92d5 1287 McpsIndication.Port = port;
mluis 2:14a5d6ad92d5 1288
mluis 2:14a5d6ad92d5 1289 if( port == 0 )
mluis 2:14a5d6ad92d5 1290 {
snelson 8:4816c8449bf2 1291 if( fCtrl.Bits.FOptsLen == 0 )
snelson 8:4816c8449bf2 1292 {
snelson 8:4816c8449bf2 1293 LoRaMacPayloadDecrypt( payload + appPayloadStartIndex,
snelson 8:4816c8449bf2 1294 frameLen,
snelson 8:4816c8449bf2 1295 nwkSKey,
snelson 8:4816c8449bf2 1296 address,
snelson 8:4816c8449bf2 1297 DOWN_LINK,
snelson 8:4816c8449bf2 1298 downLinkCounter,
snelson 8:4816c8449bf2 1299 LoRaMacRxPayload );
snelson 8:4816c8449bf2 1300
snelson 8:4816c8449bf2 1301 // Decode frame payload MAC commands
snelson 8:4816c8449bf2 1302 ProcessMacCommands( LoRaMacRxPayload, 0, frameLen, snr );
snelson 8:4816c8449bf2 1303 }
snelson 8:4816c8449bf2 1304 else
snelson 8:4816c8449bf2 1305 {
snelson 8:4816c8449bf2 1306 skipIndication = true;
snelson 8:4816c8449bf2 1307 }
mluis 2:14a5d6ad92d5 1308 }
mluis 2:14a5d6ad92d5 1309 else
mluis 2:14a5d6ad92d5 1310 {
snelson 8:4816c8449bf2 1311 if( fCtrl.Bits.FOptsLen > 0 )
snelson 8:4816c8449bf2 1312 {
snelson 8:4816c8449bf2 1313 // Decode Options field MAC commands. Omit the fPort.
snelson 8:4816c8449bf2 1314 ProcessMacCommands( payload, 8, appPayloadStartIndex - 1, snr );
snelson 8:4816c8449bf2 1315 }
snelson 8:4816c8449bf2 1316
mluis 2:14a5d6ad92d5 1317 LoRaMacPayloadDecrypt( payload + appPayloadStartIndex,
mluis 2:14a5d6ad92d5 1318 frameLen,
mluis 2:14a5d6ad92d5 1319 appSKey,
mluis 2:14a5d6ad92d5 1320 address,
mluis 2:14a5d6ad92d5 1321 DOWN_LINK,
mluis 2:14a5d6ad92d5 1322 downLinkCounter,
mluis 2:14a5d6ad92d5 1323 LoRaMacRxPayload );
mluis 2:14a5d6ad92d5 1324
mluis 4:37c12dbc8dc7 1325 if( skipIndication == false )
mluis 4:37c12dbc8dc7 1326 {
mluis 4:37c12dbc8dc7 1327 McpsIndication.Buffer = LoRaMacRxPayload;
mluis 4:37c12dbc8dc7 1328 McpsIndication.BufferSize = frameLen;
mluis 4:37c12dbc8dc7 1329 McpsIndication.RxData = true;
mluis 4:37c12dbc8dc7 1330 }
mluis 2:14a5d6ad92d5 1331 }
mluis 2:14a5d6ad92d5 1332 }
snelson 8:4816c8449bf2 1333 else
snelson 8:4816c8449bf2 1334 {
snelson 8:4816c8449bf2 1335 if( fCtrl.Bits.FOptsLen > 0 )
snelson 8:4816c8449bf2 1336 {
snelson 8:4816c8449bf2 1337 // Decode Options field MAC commands
snelson 8:4816c8449bf2 1338 ProcessMacCommands( payload, 8, appPayloadStartIndex, snr );
snelson 8:4816c8449bf2 1339 }
snelson 8:4816c8449bf2 1340 }
snelson 8:4816c8449bf2 1341
mluis 4:37c12dbc8dc7 1342 if( skipIndication == false )
mluis 4:37c12dbc8dc7 1343 {
mluis 4:37c12dbc8dc7 1344 LoRaMacFlags.Bits.McpsInd = 1;
mluis 4:37c12dbc8dc7 1345 }
mluis 2:14a5d6ad92d5 1346 }
mluis 2:14a5d6ad92d5 1347 else
mluis 2:14a5d6ad92d5 1348 {
mluis 2:14a5d6ad92d5 1349 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_MIC_FAIL;
mluis 3:b9d87593a8ae 1350
mluis 3:b9d87593a8ae 1351 PrepareRxDoneAbort( );
mluis 3:b9d87593a8ae 1352 return;
mluis 2:14a5d6ad92d5 1353 }
mluis 2:14a5d6ad92d5 1354 }
mluis 2:14a5d6ad92d5 1355 break;
mluis 2:14a5d6ad92d5 1356 case FRAME_TYPE_PROPRIETARY:
mluis 2:14a5d6ad92d5 1357 {
mluis 2:14a5d6ad92d5 1358 memcpy1( LoRaMacRxPayload, &payload[pktHeaderLen], size );
mluis 2:14a5d6ad92d5 1359
mluis 2:14a5d6ad92d5 1360 McpsIndication.McpsIndication = MCPS_PROPRIETARY;
mluis 2:14a5d6ad92d5 1361 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1362 McpsIndication.Buffer = LoRaMacRxPayload;
mluis 2:14a5d6ad92d5 1363 McpsIndication.BufferSize = size - pktHeaderLen;
mluis 3:b9d87593a8ae 1364
mluis 3:b9d87593a8ae 1365 LoRaMacFlags.Bits.McpsInd = 1;
mluis 2:14a5d6ad92d5 1366 break;
mluis 2:14a5d6ad92d5 1367 }
mluis 2:14a5d6ad92d5 1368 default:
mluis 2:14a5d6ad92d5 1369 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 3:b9d87593a8ae 1370 PrepareRxDoneAbort( );
mluis 2:14a5d6ad92d5 1371 break;
mluis 2:14a5d6ad92d5 1372 }
mluis 2:14a5d6ad92d5 1373
mluis 2:14a5d6ad92d5 1374 if( ( RxSlot == 0 ) && ( LoRaMacDeviceClass == CLASS_C ) )
mluis 2:14a5d6ad92d5 1375 {
mluis 2:14a5d6ad92d5 1376 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1377 }
mluis 2:14a5d6ad92d5 1378 LoRaMacFlags.Bits.MacDone = 1;
mluis 3:b9d87593a8ae 1379
mluis 3:b9d87593a8ae 1380 // Trig OnMacCheckTimerEvent call as soon as possible
mluis 3:b9d87593a8ae 1381 TimerSetValue( &MacStateCheckTimer, 1000 );
mluis 3:b9d87593a8ae 1382 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1383 }
mluis 2:14a5d6ad92d5 1384
mluis 2:14a5d6ad92d5 1385 static void OnRadioTxTimeout( void )
mluis 2:14a5d6ad92d5 1386 {
mluis 2:14a5d6ad92d5 1387 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1388 {
mluis 2:14a5d6ad92d5 1389 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1390 }
mluis 2:14a5d6ad92d5 1391 else
mluis 2:14a5d6ad92d5 1392 {
mluis 2:14a5d6ad92d5 1393 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1394 }
mluis 2:14a5d6ad92d5 1395
mluis 2:14a5d6ad92d5 1396 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT;
mluis 2:14a5d6ad92d5 1397 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT;
mluis 2:14a5d6ad92d5 1398 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1399 }
mluis 2:14a5d6ad92d5 1400
mluis 2:14a5d6ad92d5 1401 static void OnRadioRxError( void )
mluis 2:14a5d6ad92d5 1402 {
mluis 2:14a5d6ad92d5 1403 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1404 {
mluis 2:14a5d6ad92d5 1405 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1406 }
mluis 2:14a5d6ad92d5 1407 else
mluis 2:14a5d6ad92d5 1408 {
mluis 2:14a5d6ad92d5 1409 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1410 }
mluis 2:14a5d6ad92d5 1411
mluis 2:14a5d6ad92d5 1412 if( RxSlot == 1 )
mluis 2:14a5d6ad92d5 1413 {
mluis 2:14a5d6ad92d5 1414 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1415 {
mluis 2:14a5d6ad92d5 1416 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_ERROR;
mluis 2:14a5d6ad92d5 1417 }
mluis 2:14a5d6ad92d5 1418 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_ERROR;
mluis 2:14a5d6ad92d5 1419 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1420 }
mluis 2:14a5d6ad92d5 1421 }
mluis 2:14a5d6ad92d5 1422
mluis 2:14a5d6ad92d5 1423 static void OnRadioRxTimeout( void )
mluis 2:14a5d6ad92d5 1424 {
mluis 2:14a5d6ad92d5 1425 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1426 {
mluis 2:14a5d6ad92d5 1427 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1428 }
mluis 2:14a5d6ad92d5 1429 else
mluis 2:14a5d6ad92d5 1430 {
mluis 2:14a5d6ad92d5 1431 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1432 }
mluis 2:14a5d6ad92d5 1433
mluis 2:14a5d6ad92d5 1434 if( RxSlot == 1 )
mluis 2:14a5d6ad92d5 1435 {
mluis 2:14a5d6ad92d5 1436 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1437 {
mluis 2:14a5d6ad92d5 1438 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
mluis 2:14a5d6ad92d5 1439 }
mluis 2:14a5d6ad92d5 1440 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
mluis 2:14a5d6ad92d5 1441 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1442 }
mluis 2:14a5d6ad92d5 1443 }
mluis 2:14a5d6ad92d5 1444
mluis 2:14a5d6ad92d5 1445 static void OnMacStateCheckTimerEvent( void )
mluis 2:14a5d6ad92d5 1446 {
mluis 2:14a5d6ad92d5 1447 TimerStop( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1448 bool txTimeout = false;
mluis 2:14a5d6ad92d5 1449
mluis 2:14a5d6ad92d5 1450 if( LoRaMacFlags.Bits.MacDone == 1 )
mluis 2:14a5d6ad92d5 1451 {
mluis 4:37c12dbc8dc7 1452 if( ( LoRaMacState & MAC_RX_ABORT ) == MAC_RX_ABORT )
mluis 4:37c12dbc8dc7 1453 {
mluis 4:37c12dbc8dc7 1454 LoRaMacState &= ~MAC_RX_ABORT;
mluis 4:37c12dbc8dc7 1455 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 4:37c12dbc8dc7 1456 }
mluis 4:37c12dbc8dc7 1457
mluis 2:14a5d6ad92d5 1458 if( ( LoRaMacFlags.Bits.MlmeReq == 1 ) || ( ( LoRaMacFlags.Bits.McpsReq == 1 ) ) )
mluis 2:14a5d6ad92d5 1459 {
mluis 2:14a5d6ad92d5 1460 if( ( McpsConfirm.Status == LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT ) ||
mluis 2:14a5d6ad92d5 1461 ( MlmeConfirm.Status == LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT ) )
mluis 2:14a5d6ad92d5 1462 {
mluis 2:14a5d6ad92d5 1463 // Stop transmit cycle due to tx timeout.
mluis 2:14a5d6ad92d5 1464 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1465 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
mluis 2:14a5d6ad92d5 1466 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1467 McpsConfirm.TxTimeOnAir = 0;
mluis 2:14a5d6ad92d5 1468 txTimeout = true;
mluis 2:14a5d6ad92d5 1469 }
mluis 2:14a5d6ad92d5 1470 }
mluis 2:14a5d6ad92d5 1471
mluis 2:14a5d6ad92d5 1472 if( ( NodeAckRequested == false ) && ( txTimeout == false ) )
mluis 2:14a5d6ad92d5 1473 {
mluis 2:14a5d6ad92d5 1474 if( LoRaMacFlags.Bits.MlmeReq == 1 )
mluis 2:14a5d6ad92d5 1475 {
mluis 2:14a5d6ad92d5 1476 if( MlmeConfirm.MlmeRequest == MLME_JOIN )
mluis 2:14a5d6ad92d5 1477 {
mluis 2:14a5d6ad92d5 1478 if( MlmeConfirm.Status == LORAMAC_EVENT_INFO_STATUS_OK )
mluis 2:14a5d6ad92d5 1479 {
mluis 2:14a5d6ad92d5 1480 UpLinkCounter = 0;
mluis 2:14a5d6ad92d5 1481 }
mluis 2:14a5d6ad92d5 1482 // Join messages aren't repeated automatically
mluis 2:14a5d6ad92d5 1483 ChannelsNbRepCounter = ChannelsNbRep;
mluis 2:14a5d6ad92d5 1484 }
mluis 2:14a5d6ad92d5 1485 }
mluis 2:14a5d6ad92d5 1486 if( ( LoRaMacFlags.Bits.MlmeReq == 1 ) || ( ( LoRaMacFlags.Bits.McpsReq == 1 ) ) )
mluis 2:14a5d6ad92d5 1487 {
mluis 2:14a5d6ad92d5 1488 if( ( ChannelsNbRepCounter >= ChannelsNbRep ) || ( LoRaMacFlags.Bits.McpsInd == 1 ) )
mluis 2:14a5d6ad92d5 1489 {
mluis 2:14a5d6ad92d5 1490 ChannelsNbRepCounter = 0;
mluis 2:14a5d6ad92d5 1491
mluis 2:14a5d6ad92d5 1492 AdrAckCounter++;
mluis 2:14a5d6ad92d5 1493 if( IsUpLinkCounterFixed == false )
mluis 2:14a5d6ad92d5 1494 {
mluis 2:14a5d6ad92d5 1495 UpLinkCounter++;
mluis 2:14a5d6ad92d5 1496 }
mluis 2:14a5d6ad92d5 1497
mluis 2:14a5d6ad92d5 1498 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1499 }
mluis 2:14a5d6ad92d5 1500 else
mluis 2:14a5d6ad92d5 1501 {
mluis 2:14a5d6ad92d5 1502 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1503 // Sends the same frame again
mluis 2:14a5d6ad92d5 1504 ScheduleTx( );
mluis 2:14a5d6ad92d5 1505 }
mluis 2:14a5d6ad92d5 1506 }
mluis 2:14a5d6ad92d5 1507 }
mluis 2:14a5d6ad92d5 1508
mluis 2:14a5d6ad92d5 1509 if( LoRaMacFlags.Bits.McpsInd == 1 )
mluis 2:14a5d6ad92d5 1510 {
mluis 2:14a5d6ad92d5 1511 if( ( McpsConfirm.AckReceived == true ) || ( AckTimeoutRetriesCounter > AckTimeoutRetries ) )
mluis 2:14a5d6ad92d5 1512 {
mluis 2:14a5d6ad92d5 1513 AckTimeoutRetry = false;
mluis 3:b9d87593a8ae 1514 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 1515 if( IsUpLinkCounterFixed == false )
mluis 2:14a5d6ad92d5 1516 {
mluis 2:14a5d6ad92d5 1517 UpLinkCounter++;
mluis 2:14a5d6ad92d5 1518 }
mluis 2:14a5d6ad92d5 1519 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
mluis 2:14a5d6ad92d5 1520
mluis 2:14a5d6ad92d5 1521 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1522 }
mluis 2:14a5d6ad92d5 1523 }
mluis 2:14a5d6ad92d5 1524
mluis 2:14a5d6ad92d5 1525 if( ( AckTimeoutRetry == true ) && ( ( LoRaMacState & MAC_TX_DELAYED ) == 0 ) )
mluis 2:14a5d6ad92d5 1526 {
mluis 2:14a5d6ad92d5 1527 AckTimeoutRetry = false;
mluis 2:14a5d6ad92d5 1528 if( ( AckTimeoutRetriesCounter < AckTimeoutRetries ) && ( AckTimeoutRetriesCounter <= MAX_ACK_RETRIES ) )
mluis 2:14a5d6ad92d5 1529 {
mluis 2:14a5d6ad92d5 1530 AckTimeoutRetriesCounter++;
mluis 2:14a5d6ad92d5 1531
mluis 2:14a5d6ad92d5 1532 if( ( AckTimeoutRetriesCounter % 2 ) == 1 )
mluis 2:14a5d6ad92d5 1533 {
mluis 4:37c12dbc8dc7 1534 ChannelsDatarate = MAX( ChannelsDatarate - 1, LORAMAC_TX_MIN_DATARATE );
mluis 2:14a5d6ad92d5 1535 }
mluis 2:14a5d6ad92d5 1536 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1537 // Sends the same frame again
mluis 2:14a5d6ad92d5 1538 ScheduleTx( );
mluis 2:14a5d6ad92d5 1539 }
mluis 2:14a5d6ad92d5 1540 else
mluis 2:14a5d6ad92d5 1541 {
mluis 2:14a5d6ad92d5 1542 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1543 // Re-enable default channels LC1, LC2, LC3
mluis 2:14a5d6ad92d5 1544 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
mluis 2:14a5d6ad92d5 1545 #elif defined( USE_BAND_915 )
mluis 2:14a5d6ad92d5 1546 // Re-enable default channels
mluis 2:14a5d6ad92d5 1547 ChannelsMask[0] = 0xFFFF;
mluis 2:14a5d6ad92d5 1548 ChannelsMask[1] = 0xFFFF;
mluis 2:14a5d6ad92d5 1549 ChannelsMask[2] = 0xFFFF;
mluis 2:14a5d6ad92d5 1550 ChannelsMask[3] = 0xFFFF;
mluis 2:14a5d6ad92d5 1551 ChannelsMask[4] = 0x00FF;
mluis 2:14a5d6ad92d5 1552 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 1553 #elif defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1554 // Re-enable default channels
mluis 4:37c12dbc8dc7 1555 ReenableChannels( ChannelsMask[4], ChannelsMask );
mluis 2:14a5d6ad92d5 1556 #else
mluis 2:14a5d6ad92d5 1557 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1558 #endif
mluis 2:14a5d6ad92d5 1559 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1560
mluis 3:b9d87593a8ae 1561 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 1562 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1563 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
mluis 2:14a5d6ad92d5 1564 if( IsUpLinkCounterFixed == false )
mluis 2:14a5d6ad92d5 1565 {
mluis 2:14a5d6ad92d5 1566 UpLinkCounter++;
mluis 2:14a5d6ad92d5 1567 }
mluis 2:14a5d6ad92d5 1568 }
mluis 2:14a5d6ad92d5 1569 }
mluis 2:14a5d6ad92d5 1570 }
mluis 2:14a5d6ad92d5 1571 // Handle reception for Class B and Class C
mluis 2:14a5d6ad92d5 1572 if( ( LoRaMacState & MAC_RX ) == MAC_RX )
mluis 2:14a5d6ad92d5 1573 {
mluis 2:14a5d6ad92d5 1574 LoRaMacState &= ~MAC_RX;
mluis 2:14a5d6ad92d5 1575 }
mluis 2:14a5d6ad92d5 1576 if( LoRaMacState == MAC_IDLE )
mluis 2:14a5d6ad92d5 1577 {
mluis 2:14a5d6ad92d5 1578 if( LoRaMacFlags.Bits.McpsReq == 1 )
mluis 2:14a5d6ad92d5 1579 {
mluis 2:14a5d6ad92d5 1580 LoRaMacPrimitives->MacMcpsConfirm( &McpsConfirm );
mluis 2:14a5d6ad92d5 1581 LoRaMacFlags.Bits.McpsReq = 0;
mluis 2:14a5d6ad92d5 1582 }
mluis 2:14a5d6ad92d5 1583
mluis 2:14a5d6ad92d5 1584 if( LoRaMacFlags.Bits.MlmeReq == 1 )
mluis 2:14a5d6ad92d5 1585 {
mluis 2:14a5d6ad92d5 1586 LoRaMacPrimitives->MacMlmeConfirm( &MlmeConfirm );
mluis 2:14a5d6ad92d5 1587 LoRaMacFlags.Bits.MlmeReq = 0;
mluis 2:14a5d6ad92d5 1588 }
mluis 2:14a5d6ad92d5 1589
mluis 2:14a5d6ad92d5 1590 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1591 }
mluis 2:14a5d6ad92d5 1592 else
mluis 2:14a5d6ad92d5 1593 {
mluis 2:14a5d6ad92d5 1594 // Operation not finished restart timer
mluis 3:b9d87593a8ae 1595 TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
mluis 2:14a5d6ad92d5 1596 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1597 }
mluis 2:14a5d6ad92d5 1598
mluis 2:14a5d6ad92d5 1599 if( LoRaMacFlags.Bits.McpsInd == 1 )
mluis 2:14a5d6ad92d5 1600 {
mluis 2:14a5d6ad92d5 1601 LoRaMacPrimitives->MacMcpsIndication( &McpsIndication );
mluis 2:14a5d6ad92d5 1602 LoRaMacFlags.Bits.McpsInd = 0;
mluis 2:14a5d6ad92d5 1603 }
mluis 2:14a5d6ad92d5 1604 }
mluis 2:14a5d6ad92d5 1605
mluis 2:14a5d6ad92d5 1606 static void OnTxDelayedTimerEvent( void )
mluis 2:14a5d6ad92d5 1607 {
mluis 2:14a5d6ad92d5 1608 TimerStop( &TxDelayedTimer );
mluis 2:14a5d6ad92d5 1609 LoRaMacState &= ~MAC_TX_DELAYED;
mluis 2:14a5d6ad92d5 1610
mluis 2:14a5d6ad92d5 1611 ScheduleTx( );
mluis 2:14a5d6ad92d5 1612 }
mluis 2:14a5d6ad92d5 1613
mluis 2:14a5d6ad92d5 1614 static void OnRxWindow1TimerEvent( void )
mluis 2:14a5d6ad92d5 1615 {
mluis 2:14a5d6ad92d5 1616 uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
mluis 2:14a5d6ad92d5 1617 int8_t datarate = 0;
mluis 2:14a5d6ad92d5 1618 uint32_t bandwidth = 0; // LoRa 125 kHz
mluis 2:14a5d6ad92d5 1619
mluis 2:14a5d6ad92d5 1620 TimerStop( &RxWindowTimer1 );
mluis 2:14a5d6ad92d5 1621 RxSlot = 0;
mluis 2:14a5d6ad92d5 1622
mluis 2:14a5d6ad92d5 1623 if( LoRaMacDeviceClass == CLASS_C )
mluis 2:14a5d6ad92d5 1624 {
mluis 2:14a5d6ad92d5 1625 Radio.Standby( );
mluis 2:14a5d6ad92d5 1626 }
mluis 2:14a5d6ad92d5 1627
mluis 2:14a5d6ad92d5 1628 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1629 datarate = ChannelsDatarate - Rx1DrOffset;
mluis 2:14a5d6ad92d5 1630 if( datarate < 0 )
mluis 2:14a5d6ad92d5 1631 {
mluis 2:14a5d6ad92d5 1632 datarate = DR_0;
mluis 2:14a5d6ad92d5 1633 }
mluis 2:14a5d6ad92d5 1634
mluis 2:14a5d6ad92d5 1635 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1636 if( ( datarate == DR_3 ) || ( datarate == DR_4 ) )
mluis 4:37c12dbc8dc7 1637 { // DR_4, DR_3
mluis 2:14a5d6ad92d5 1638 symbTimeout = 8;
mluis 2:14a5d6ad92d5 1639 }
mluis 4:37c12dbc8dc7 1640 else if( datarate == DR_5 )
mluis 4:37c12dbc8dc7 1641 {
mluis 4:37c12dbc8dc7 1642 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1643 }
mluis 4:37c12dbc8dc7 1644 else if( datarate == DR_6 )
mluis 2:14a5d6ad92d5 1645 {// LoRa 250 kHz
mluis 2:14a5d6ad92d5 1646 bandwidth = 1;
mluis 4:37c12dbc8dc7 1647 symbTimeout = 14;
mluis 2:14a5d6ad92d5 1648 }
mluis 2:14a5d6ad92d5 1649 RxWindowSetup( Channels[Channel].Frequency, datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1650 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 1651 datarate = datarateOffsets[ChannelsDatarate][Rx1DrOffset];
mluis 2:14a5d6ad92d5 1652 if( datarate < 0 )
mluis 2:14a5d6ad92d5 1653 {
mluis 2:14a5d6ad92d5 1654 datarate = DR_0;
mluis 2:14a5d6ad92d5 1655 }
mluis 2:14a5d6ad92d5 1656 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1657 switch( datarate )
mluis 4:37c12dbc8dc7 1658 {
mluis 4:37c12dbc8dc7 1659 case DR_0: // SF10 - BW125
mluis 4:37c12dbc8dc7 1660 symbTimeout = 5;
mluis 4:37c12dbc8dc7 1661 break;
mluis 4:37c12dbc8dc7 1662
mluis 4:37c12dbc8dc7 1663 case DR_1: // SF9 - BW125
mluis 4:37c12dbc8dc7 1664 case DR_2: // SF8 - BW125
mluis 4:37c12dbc8dc7 1665 case DR_8: // SF12 - BW500
mluis 4:37c12dbc8dc7 1666 case DR_9: // SF11 - BW500
mluis 4:37c12dbc8dc7 1667 case DR_10: // SF10 - BW500
mluis 4:37c12dbc8dc7 1668 symbTimeout = 8;
mluis 4:37c12dbc8dc7 1669 break;
mluis 4:37c12dbc8dc7 1670
mluis 4:37c12dbc8dc7 1671 case DR_3: // SF7 - BW125
mluis 4:37c12dbc8dc7 1672 case DR_11: // SF9 - BW500
mluis 4:37c12dbc8dc7 1673 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1674 break;
mluis 4:37c12dbc8dc7 1675
mluis 4:37c12dbc8dc7 1676 case DR_4: // SF8 - BW500
mluis 4:37c12dbc8dc7 1677 case DR_12: // SF8 - BW500
mluis 4:37c12dbc8dc7 1678 symbTimeout = 14;
mluis 4:37c12dbc8dc7 1679 break;
mluis 4:37c12dbc8dc7 1680
mluis 4:37c12dbc8dc7 1681 case DR_13: // SF7 - BW500
mluis 4:37c12dbc8dc7 1682 symbTimeout = 16;
mluis 4:37c12dbc8dc7 1683 break;
mluis 4:37c12dbc8dc7 1684 default:
mluis 4:37c12dbc8dc7 1685 break;
mluis 2:14a5d6ad92d5 1686 }
mluis 2:14a5d6ad92d5 1687 if( datarate >= DR_4 )
mluis 2:14a5d6ad92d5 1688 {// LoRa 500 kHz
mluis 2:14a5d6ad92d5 1689 bandwidth = 2;
mluis 2:14a5d6ad92d5 1690 }
mluis 2:14a5d6ad92d5 1691 RxWindowSetup( 923.3e6 + ( Channel % 8 ) * 600e3, datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1692 #else
mluis 2:14a5d6ad92d5 1693 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1694 #endif
mluis 2:14a5d6ad92d5 1695 }
mluis 2:14a5d6ad92d5 1696
mluis 2:14a5d6ad92d5 1697 static void OnRxWindow2TimerEvent( void )
mluis 2:14a5d6ad92d5 1698 {
mluis 2:14a5d6ad92d5 1699 uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
mluis 2:14a5d6ad92d5 1700 uint32_t bandwidth = 0; // LoRa 125 kHz
mluis 2:14a5d6ad92d5 1701
mluis 2:14a5d6ad92d5 1702 TimerStop( &RxWindowTimer2 );
mluis 2:14a5d6ad92d5 1703 RxSlot = 1;
mluis 2:14a5d6ad92d5 1704
mluis 2:14a5d6ad92d5 1705 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1706 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1707 if( ( Rx2Channel.Datarate == DR_3 ) || ( Rx2Channel.Datarate == DR_4 ) )
mluis 4:37c12dbc8dc7 1708 { // DR_4, DR_3
mluis 2:14a5d6ad92d5 1709 symbTimeout = 8;
mluis 2:14a5d6ad92d5 1710 }
mluis 4:37c12dbc8dc7 1711 else if( Rx2Channel.Datarate == DR_5 )
mluis 4:37c12dbc8dc7 1712 {
mluis 4:37c12dbc8dc7 1713 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1714 }
mluis 4:37c12dbc8dc7 1715 else if( Rx2Channel.Datarate == DR_6 )
mluis 2:14a5d6ad92d5 1716 {// LoRa 250 kHz
mluis 2:14a5d6ad92d5 1717 bandwidth = 1;
mluis 4:37c12dbc8dc7 1718 symbTimeout = 14;
mluis 2:14a5d6ad92d5 1719 }
mluis 2:14a5d6ad92d5 1720 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 1721 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 4:37c12dbc8dc7 1722 switch( Rx2Channel.Datarate )
mluis 4:37c12dbc8dc7 1723 {
mluis 4:37c12dbc8dc7 1724 case DR_0: // SF10 - BW125
mluis 4:37c12dbc8dc7 1725 symbTimeout = 5;
mluis 4:37c12dbc8dc7 1726 break;
mluis 4:37c12dbc8dc7 1727
mluis 4:37c12dbc8dc7 1728 case DR_1: // SF9 - BW125
mluis 4:37c12dbc8dc7 1729 case DR_2: // SF8 - BW125
mluis 4:37c12dbc8dc7 1730 case DR_8: // SF12 - BW500
mluis 4:37c12dbc8dc7 1731 case DR_9: // SF11 - BW500
mluis 4:37c12dbc8dc7 1732 case DR_10: // SF10 - BW500
mluis 4:37c12dbc8dc7 1733 symbTimeout = 8;
mluis 4:37c12dbc8dc7 1734 break;
mluis 4:37c12dbc8dc7 1735
mluis 4:37c12dbc8dc7 1736 case DR_3: // SF7 - BW125
mluis 4:37c12dbc8dc7 1737 case DR_11: // SF9 - BW500
mluis 4:37c12dbc8dc7 1738 symbTimeout = 10;
mluis 4:37c12dbc8dc7 1739 break;
mluis 4:37c12dbc8dc7 1740
mluis 4:37c12dbc8dc7 1741 case DR_4: // SF8 - BW500
mluis 4:37c12dbc8dc7 1742 case DR_12: // SF8 - BW500
mluis 4:37c12dbc8dc7 1743 symbTimeout = 14;
mluis 4:37c12dbc8dc7 1744 break;
mluis 4:37c12dbc8dc7 1745
mluis 4:37c12dbc8dc7 1746 case DR_13: // SF7 - BW500
mluis 4:37c12dbc8dc7 1747 symbTimeout = 16;
mluis 4:37c12dbc8dc7 1748 break;
mluis 4:37c12dbc8dc7 1749 default:
mluis 4:37c12dbc8dc7 1750 break;
mluis 2:14a5d6ad92d5 1751 }
mluis 2:14a5d6ad92d5 1752 if( Rx2Channel.Datarate >= DR_4 )
mluis 2:14a5d6ad92d5 1753 {// LoRa 500 kHz
mluis 2:14a5d6ad92d5 1754 bandwidth = 2;
mluis 2:14a5d6ad92d5 1755 }
mluis 2:14a5d6ad92d5 1756 #else
mluis 2:14a5d6ad92d5 1757 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1758 #endif
mluis 2:14a5d6ad92d5 1759 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1760 {
mluis 2:14a5d6ad92d5 1761 RxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1762 }
mluis 2:14a5d6ad92d5 1763 else
mluis 2:14a5d6ad92d5 1764 {
mluis 2:14a5d6ad92d5 1765 RxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, true );
mluis 2:14a5d6ad92d5 1766 }
mluis 2:14a5d6ad92d5 1767 }
mluis 2:14a5d6ad92d5 1768
mluis 2:14a5d6ad92d5 1769 static void OnAckTimeoutTimerEvent( void )
mluis 2:14a5d6ad92d5 1770 {
mluis 2:14a5d6ad92d5 1771 TimerStop( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 1772
mluis 2:14a5d6ad92d5 1773 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1774 {
mluis 2:14a5d6ad92d5 1775 AckTimeoutRetry = true;
mluis 2:14a5d6ad92d5 1776 LoRaMacState &= ~MAC_ACK_REQ;
mluis 2:14a5d6ad92d5 1777 }
mluis 2:14a5d6ad92d5 1778 if( LoRaMacDeviceClass == CLASS_C )
mluis 2:14a5d6ad92d5 1779 {
mluis 2:14a5d6ad92d5 1780 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1781 }
mluis 2:14a5d6ad92d5 1782 }
mluis 2:14a5d6ad92d5 1783
snelson 8:4816c8449bf2 1784 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 1785 uint8_t GetNextJoinChannel( uint8_t* enabledChannels, uint8_t nbEnabledChannels )
snelson 8:4816c8449bf2 1786 {
snelson 8:4816c8449bf2 1787 int8_t channel = -1;
snelson 8:4816c8449bf2 1788 uint8_t block;
snelson 8:4816c8449bf2 1789 uint8_t i;
snelson 8:4816c8449bf2 1790
snelson 8:4816c8449bf2 1791 // Use 125KHz channel
snelson 8:4816c8449bf2 1792 if( ChannelsDatarate < DR_4 )
snelson 8:4816c8449bf2 1793 {
snelson 8:4816c8449bf2 1794 block = JoinBlock[NextJoinBlock];
snelson 8:4816c8449bf2 1795 NextJoinBlock = (NextJoinBlock + 1) % 8;
snelson 8:4816c8449bf2 1796
snelson 8:4816c8449bf2 1797 // If next block is greater than max block then randomly select the next block
snelson 8:4816c8449bf2 1798 if( block >= 8 )
snelson 8:4816c8449bf2 1799 block = randr(0, 7);
snelson 8:4816c8449bf2 1800
snelson 8:4816c8449bf2 1801 // Start search for next join channel at the selected block
snelson 8:4816c8449bf2 1802 for(i = 0; ( i < 8 ) && ( channel == -1 ); i++)
snelson 8:4816c8449bf2 1803 {
snelson 8:4816c8449bf2 1804 uint8_t curBlock = (block + i) % 8;
snelson 8:4816c8449bf2 1805 uint8_t chMask;
snelson 8:4816c8449bf2 1806
snelson 8:4816c8449bf2 1807 // Cycle through all blocks before using a previously used block
snelson 8:4816c8449bf2 1808 if( ( JoinBlocksRemaining == 0 ) || ( ( JoinBlocksRemaining & ( 1 << curBlock ) ) != 0) )
snelson 8:4816c8449bf2 1809 {
snelson 8:4816c8449bf2 1810 chMask = ( ChannelsMaskRemaining[curBlock/2] >> ( curBlock & 1 ? 8 : 0 ) ) & 0xff;
snelson 8:4816c8449bf2 1811 if( chMask != 0)
snelson 8:4816c8449bf2 1812 {
snelson 8:4816c8449bf2 1813 channel = randr(0, 7);
snelson 8:4816c8449bf2 1814 for(uint8_t i = 0; ( i < 8 ); i++)
snelson 8:4816c8449bf2 1815 {
snelson 8:4816c8449bf2 1816 if( ( chMask & ( 1 << channel ) ) != 0 )
snelson 8:4816c8449bf2 1817 {
snelson 8:4816c8449bf2 1818 channel = channel + ( curBlock * 8 );
snelson 8:4816c8449bf2 1819 JoinBlocksRemaining &= ~(1 << curBlock);
snelson 8:4816c8449bf2 1820 break;
snelson 8:4816c8449bf2 1821 }
snelson 8:4816c8449bf2 1822 }
snelson 8:4816c8449bf2 1823 }
snelson 8:4816c8449bf2 1824 }
snelson 8:4816c8449bf2 1825 }
snelson 8:4816c8449bf2 1826
snelson 8:4816c8449bf2 1827 // No next channel case should never happen since ScheduleTx has already
snelson 8:4816c8449bf2 1828 // checked for at least one enabled channel and if none re-enabled all channels.
snelson 8:4816c8449bf2 1829 // But if we find ourselves without a channel then randomly select one
snelson 8:4816c8449bf2 1830 if ( i >= 8 )
snelson 8:4816c8449bf2 1831 {
snelson 8:4816c8449bf2 1832 channel = randr( 0, 63 );
snelson 8:4816c8449bf2 1833 }
snelson 8:4816c8449bf2 1834 }
snelson 8:4816c8449bf2 1835 // Use 500 KHz channel
snelson 8:4816c8449bf2 1836 else
snelson 8:4816c8449bf2 1837 {
snelson 8:4816c8449bf2 1838 channel = randr( 0, 7 );
snelson 8:4816c8449bf2 1839 for(i = 0; i < 8; i++)
snelson 8:4816c8449bf2 1840 {
snelson 8:4816c8449bf2 1841 uint8_t curChannel = (channel + i) % 8;
snelson 8:4816c8449bf2 1842
snelson 8:4816c8449bf2 1843 if( ( Join500KHzRemaining == 0 ) || ( ( Join500KHzRemaining & ( 1 << curChannel ) ) != 0 ) )
snelson 8:4816c8449bf2 1844 {
snelson 8:4816c8449bf2 1845 channel = 64 + curChannel;
snelson 8:4816c8449bf2 1846 Join500KHzRemaining &= ~(1 << channel);
snelson 8:4816c8449bf2 1847 break;
snelson 8:4816c8449bf2 1848 }
snelson 8:4816c8449bf2 1849 }
snelson 8:4816c8449bf2 1850 }
snelson 8:4816c8449bf2 1851
snelson 8:4816c8449bf2 1852 for( i = 0; i < nbEnabledChannels; i++ )
snelson 8:4816c8449bf2 1853 {
snelson 8:4816c8449bf2 1854 if( enabledChannels[i] == channel )
snelson 8:4816c8449bf2 1855 break;
snelson 8:4816c8449bf2 1856 }
snelson 8:4816c8449bf2 1857
snelson 8:4816c8449bf2 1858 if( i == nbEnabledChannels )
snelson 8:4816c8449bf2 1859 {
snelson 8:4816c8449bf2 1860 channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
snelson 8:4816c8449bf2 1861 }
snelson 8:4816c8449bf2 1862
snelson 8:4816c8449bf2 1863 LastJoinBlock = channel / 8;
snelson 8:4816c8449bf2 1864
snelson 8:4816c8449bf2 1865 return channel;
snelson 8:4816c8449bf2 1866 }
snelson 8:4816c8449bf2 1867 #endif
snelson 8:4816c8449bf2 1868
mluis 3:b9d87593a8ae 1869 static bool SetNextChannel( TimerTime_t* time )
mluis 2:14a5d6ad92d5 1870 {
mluis 0:91d1a7783bb9 1871 uint8_t nbEnabledChannels = 0;
mluis 3:b9d87593a8ae 1872 uint8_t delayTx = 0;
mluis 0:91d1a7783bb9 1873 uint8_t enabledChannels[LORA_MAX_NB_CHANNELS];
mluis 2:14a5d6ad92d5 1874 TimerTime_t nextTxDelay = ( TimerTime_t )( -1 );
mluis 0:91d1a7783bb9 1875
mluis 1:91e4e6c60d1e 1876 memset1( enabledChannels, 0, LORA_MAX_NB_CHANNELS );
mluis 0:91d1a7783bb9 1877
mluis 2:14a5d6ad92d5 1878 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 1879 if( CountNbEnabled125kHzChannels( ChannelsMaskRemaining ) == 0 )
mluis 3:b9d87593a8ae 1880 { // Restore default channels
mluis 3:b9d87593a8ae 1881 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, 8 );
mluis 3:b9d87593a8ae 1882 }
mluis 3:b9d87593a8ae 1883 if( ( ChannelsDatarate >= DR_4 ) && ( ( ChannelsMaskRemaining[4] & 0x00FF ) == 0 ) )
mluis 3:b9d87593a8ae 1884 { // Make sure, that the channels are activated
mluis 3:b9d87593a8ae 1885 ChannelsMaskRemaining[4] = ChannelsMask[4];
mluis 3:b9d87593a8ae 1886 }
mluis 3:b9d87593a8ae 1887 #else
mluis 4:37c12dbc8dc7 1888 if( CountBits( ChannelsMask[0], 16 ) == 0 )
mluis 3:b9d87593a8ae 1889 {
mluis 3:b9d87593a8ae 1890 // Re-enable default channels, if no channel is enabled
mluis 3:b9d87593a8ae 1891 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
mluis 2:14a5d6ad92d5 1892 }
mluis 2:14a5d6ad92d5 1893 #endif
mluis 2:14a5d6ad92d5 1894
mluis 0:91d1a7783bb9 1895 // Update Aggregated duty cycle
mluis 4:37c12dbc8dc7 1896 if( AggregatedTimeOff <= TimerGetElapsedTime( AggregatedLastTxDoneTime ) )
mluis 0:91d1a7783bb9 1897 {
mluis 0:91d1a7783bb9 1898 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 1899
mluis 2:14a5d6ad92d5 1900 // Update bands Time OFF
mluis 2:14a5d6ad92d5 1901 for( uint8_t i = 0; i < LORA_MAX_NB_BANDS; i++ )
mluis 0:91d1a7783bb9 1902 {
mluis 2:14a5d6ad92d5 1903 if( DutyCycleOn == true )
mluis 0:91d1a7783bb9 1904 {
mluis 4:37c12dbc8dc7 1905 if( Bands[i].TimeOff <= TimerGetElapsedTime( Bands[i].LastTxDoneTime ) )
mluis 2:14a5d6ad92d5 1906 {
mluis 2:14a5d6ad92d5 1907 Bands[i].TimeOff = 0;
mluis 2:14a5d6ad92d5 1908 }
mluis 2:14a5d6ad92d5 1909 if( Bands[i].TimeOff != 0 )
mluis 2:14a5d6ad92d5 1910 {
mluis 2:14a5d6ad92d5 1911 nextTxDelay = MIN( Bands[i].TimeOff -
mluis 4:37c12dbc8dc7 1912 TimerGetElapsedTime( Bands[i].LastTxDoneTime ),
mluis 2:14a5d6ad92d5 1913 nextTxDelay );
mluis 2:14a5d6ad92d5 1914 }
mluis 2:14a5d6ad92d5 1915 }
mluis 2:14a5d6ad92d5 1916 else
mluis 2:14a5d6ad92d5 1917 {
mluis 2:14a5d6ad92d5 1918 nextTxDelay = 0;
mluis 0:91d1a7783bb9 1919 Bands[i].TimeOff = 0;
mluis 0:91d1a7783bb9 1920 }
mluis 2:14a5d6ad92d5 1921 }
mluis 2:14a5d6ad92d5 1922
mluis 2:14a5d6ad92d5 1923 // Search how many channels are enabled
mluis 2:14a5d6ad92d5 1924 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS; i += 16, k++ )
mluis 2:14a5d6ad92d5 1925 {
mluis 2:14a5d6ad92d5 1926 for( uint8_t j = 0; j < 16; j++ )
mluis 0:91d1a7783bb9 1927 {
mluis 2:14a5d6ad92d5 1928 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1929 if( ( ChannelsMaskRemaining[k] & ( 1 << j ) ) != 0 )
mluis 2:14a5d6ad92d5 1930 #else
mluis 2:14a5d6ad92d5 1931 if( ( ChannelsMask[k] & ( 1 << j ) ) != 0 )
mluis 2:14a5d6ad92d5 1932 #endif
mluis 2:14a5d6ad92d5 1933 {
mluis 2:14a5d6ad92d5 1934 if( Channels[i + j].Frequency == 0 )
mluis 2:14a5d6ad92d5 1935 { // Check if the channel is enabled
mluis 2:14a5d6ad92d5 1936 continue;
mluis 2:14a5d6ad92d5 1937 }
mluis 4:37c12dbc8dc7 1938 #if defined( USE_BAND_868 ) || defined( USE_BAND_433 ) || defined( USE_BAND_780 )
mluis 4:37c12dbc8dc7 1939 if( IsLoRaMacNetworkJoined == false )
mluis 4:37c12dbc8dc7 1940 {
mluis 4:37c12dbc8dc7 1941 if( ( JOIN_CHANNELS & ( 1 << j ) ) == 0 )
mluis 4:37c12dbc8dc7 1942 {
mluis 4:37c12dbc8dc7 1943 continue;
mluis 4:37c12dbc8dc7 1944 }
mluis 4:37c12dbc8dc7 1945 }
mluis 4:37c12dbc8dc7 1946 #endif
mluis 2:14a5d6ad92d5 1947 if( ( ( Channels[i + j].DrRange.Fields.Min <= ChannelsDatarate ) &&
mluis 2:14a5d6ad92d5 1948 ( ChannelsDatarate <= Channels[i + j].DrRange.Fields.Max ) ) == false )
mluis 2:14a5d6ad92d5 1949 { // Check if the current channel selection supports the given datarate
mluis 2:14a5d6ad92d5 1950 continue;
mluis 2:14a5d6ad92d5 1951 }
mluis 2:14a5d6ad92d5 1952 if( Bands[Channels[i + j].Band].TimeOff > 0 )
mluis 2:14a5d6ad92d5 1953 { // Check if the band is available for transmission
mluis 3:b9d87593a8ae 1954 delayTx++;
mluis 2:14a5d6ad92d5 1955 continue;
mluis 2:14a5d6ad92d5 1956 }
mluis 2:14a5d6ad92d5 1957 enabledChannels[nbEnabledChannels++] = i + j;
mluis 2:14a5d6ad92d5 1958 }
mluis 2:14a5d6ad92d5 1959 }
mluis 2:14a5d6ad92d5 1960 }
mluis 2:14a5d6ad92d5 1961 }
mluis 2:14a5d6ad92d5 1962 else
mluis 2:14a5d6ad92d5 1963 {
mluis 3:b9d87593a8ae 1964 delayTx++;
mluis 4:37c12dbc8dc7 1965 nextTxDelay = AggregatedTimeOff - TimerGetElapsedTime( AggregatedLastTxDoneTime );
mluis 2:14a5d6ad92d5 1966 }
mluis 2:14a5d6ad92d5 1967
mluis 2:14a5d6ad92d5 1968 if( nbEnabledChannels > 0 )
mluis 2:14a5d6ad92d5 1969 {
snelson 8:4816c8449bf2 1970 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 1971 if ( IsLoRaMacNetworkJoined == false )
snelson 8:4816c8449bf2 1972 {
snelson 8:4816c8449bf2 1973 Channel = GetNextJoinChannel(enabledChannels, nbEnabledChannels);
snelson 8:4816c8449bf2 1974 }
snelson 8:4816c8449bf2 1975 // Send first uplink on channel from same sub-band as the join
snelson 8:4816c8449bf2 1976 else if( ( UpLinkCounter == 1 ) && ( LastJoinBlock != -1 ) )
snelson 8:4816c8449bf2 1977 {
snelson 8:4816c8449bf2 1978 uint8_t i;
snelson 8:4816c8449bf2 1979 uint8_t blockFirstChannel = LastJoinBlock*8;
snelson 8:4816c8449bf2 1980
snelson 8:4816c8449bf2 1981 Channel = randr( blockFirstChannel, blockFirstChannel + 7 );
snelson 8:4816c8449bf2 1982
snelson 8:4816c8449bf2 1983 // Check channel is enabled
snelson 8:4816c8449bf2 1984 for( i = 0; i < nbEnabledChannels; i++ )
snelson 8:4816c8449bf2 1985 {
snelson 8:4816c8449bf2 1986 if( Channel == enabledChannels[i] )
snelson 8:4816c8449bf2 1987 break;
snelson 8:4816c8449bf2 1988 }
snelson 8:4816c8449bf2 1989
snelson 8:4816c8449bf2 1990 // If channel is not enabled fallback to selecting from the list of
snelson 8:4816c8449bf2 1991 // enabled channels
snelson 8:4816c8449bf2 1992 if (i == nbEnabledChannels)
snelson 8:4816c8449bf2 1993 {
snelson 8:4816c8449bf2 1994 Channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
snelson 8:4816c8449bf2 1995 }
snelson 8:4816c8449bf2 1996 }
snelson 8:4816c8449bf2 1997 else
snelson 8:4816c8449bf2 1998 #endif
snelson 8:4816c8449bf2 1999 {
snelson 8:4816c8449bf2 2000 Channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
snelson 8:4816c8449bf2 2001 }
snelson 8:4816c8449bf2 2002
mluis 2:14a5d6ad92d5 2003 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 2004 if( Channel < ( LORA_MAX_NB_CHANNELS - 8 ) )
mluis 3:b9d87593a8ae 2005 {
mluis 3:b9d87593a8ae 2006 DisableChannelInMask( Channel, ChannelsMaskRemaining );
mluis 3:b9d87593a8ae 2007 }
mluis 2:14a5d6ad92d5 2008 #endif
mluis 3:b9d87593a8ae 2009 *time = 0;
mluis 3:b9d87593a8ae 2010 return true;
mluis 2:14a5d6ad92d5 2011 }
mluis 2:14a5d6ad92d5 2012 else
mluis 2:14a5d6ad92d5 2013 {
mluis 3:b9d87593a8ae 2014 if( delayTx > 0 )
mluis 3:b9d87593a8ae 2015 {
mluis 3:b9d87593a8ae 2016 // Delay transmission due to AggregatedTimeOff or to a band time off
mluis 3:b9d87593a8ae 2017 *time = nextTxDelay;
mluis 3:b9d87593a8ae 2018 return true;
mluis 3:b9d87593a8ae 2019 }
mluis 3:b9d87593a8ae 2020 // Datarate not supported by any channel
mluis 3:b9d87593a8ae 2021 *time = 0;
mluis 3:b9d87593a8ae 2022 return false;
mluis 2:14a5d6ad92d5 2023 }
mluis 2:14a5d6ad92d5 2024 }
mluis 2:14a5d6ad92d5 2025
mluis 2:14a5d6ad92d5 2026 static void SetPublicNetwork( bool enable )
mluis 2:14a5d6ad92d5 2027 {
mluis 2:14a5d6ad92d5 2028 PublicNetwork = enable;
mluis 2:14a5d6ad92d5 2029 Radio.SetModem( MODEM_LORA );
mluis 2:14a5d6ad92d5 2030 if( PublicNetwork == true )
mluis 2:14a5d6ad92d5 2031 {
mluis 2:14a5d6ad92d5 2032 // Change LoRa modem SyncWord
mluis 2:14a5d6ad92d5 2033 Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PUBLIC_SYNCWORD );
mluis 2:14a5d6ad92d5 2034 }
mluis 2:14a5d6ad92d5 2035 else
mluis 2:14a5d6ad92d5 2036 {
mluis 2:14a5d6ad92d5 2037 // Change LoRa modem SyncWord
mluis 2:14a5d6ad92d5 2038 Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PRIVATE_SYNCWORD );
mluis 2:14a5d6ad92d5 2039 }
mluis 2:14a5d6ad92d5 2040 }
mluis 2:14a5d6ad92d5 2041
mluis 2:14a5d6ad92d5 2042 static void RxWindowSetup( uint32_t freq, int8_t datarate, uint32_t bandwidth, uint16_t timeout, bool rxContinuous )
mluis 2:14a5d6ad92d5 2043 {
mluis 2:14a5d6ad92d5 2044 uint8_t downlinkDatarate = Datarates[datarate];
mluis 2:14a5d6ad92d5 2045 RadioModems_t modem;
mluis 2:14a5d6ad92d5 2046
mluis 2:14a5d6ad92d5 2047 if( Radio.GetStatus( ) == RF_IDLE )
mluis 2:14a5d6ad92d5 2048 {
mluis 2:14a5d6ad92d5 2049 Radio.SetChannel( freq );
mluis 2:14a5d6ad92d5 2050
mluis 2:14a5d6ad92d5 2051 // Store downlink datarate
mluis 2:14a5d6ad92d5 2052 McpsIndication.RxDatarate = ( uint8_t ) datarate;
mluis 2:14a5d6ad92d5 2053
mluis 2:14a5d6ad92d5 2054 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 2055 if( datarate == DR_7 )
mluis 2:14a5d6ad92d5 2056 {
mluis 2:14a5d6ad92d5 2057 modem = MODEM_FSK;
mluis 2:14a5d6ad92d5 2058 Radio.SetRxConfig( modem, 50e3, downlinkDatarate * 1e3, 0, 83.333e3, 5, 0, false, 0, true, 0, 0, false, rxContinuous );
mluis 2:14a5d6ad92d5 2059 }
mluis 2:14a5d6ad92d5 2060 else
mluis 2:14a5d6ad92d5 2061 {
mluis 2:14a5d6ad92d5 2062 modem = MODEM_LORA;
mluis 2:14a5d6ad92d5 2063 Radio.SetRxConfig( modem, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
mluis 2:14a5d6ad92d5 2064 }
mluis 2:14a5d6ad92d5 2065 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2066 modem = MODEM_LORA;
mluis 2:14a5d6ad92d5 2067 Radio.SetRxConfig( modem, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
mluis 2:14a5d6ad92d5 2068 #endif
mluis 2:14a5d6ad92d5 2069
mluis 2:14a5d6ad92d5 2070 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 2071 {
mluis 4:37c12dbc8dc7 2072 Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarateRepeater[datarate] + LORA_MAC_FRMPAYLOAD_OVERHEAD );
mluis 2:14a5d6ad92d5 2073 }
mluis 2:14a5d6ad92d5 2074 else
mluis 2:14a5d6ad92d5 2075 {
mluis 4:37c12dbc8dc7 2076 Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarate[datarate] + LORA_MAC_FRMPAYLOAD_OVERHEAD );
mluis 2:14a5d6ad92d5 2077 }
mluis 2:14a5d6ad92d5 2078
mluis 2:14a5d6ad92d5 2079 if( rxContinuous == false )
mluis 2:14a5d6ad92d5 2080 {
mluis 2:14a5d6ad92d5 2081 Radio.Rx( MaxRxWindow );
mluis 2:14a5d6ad92d5 2082 }
mluis 2:14a5d6ad92d5 2083 else
mluis 2:14a5d6ad92d5 2084 {
mluis 2:14a5d6ad92d5 2085 Radio.Rx( 0 ); // Continuous mode
mluis 2:14a5d6ad92d5 2086 }
mluis 2:14a5d6ad92d5 2087 }
mluis 2:14a5d6ad92d5 2088 }
mluis 2:14a5d6ad92d5 2089
mluis 2:14a5d6ad92d5 2090 static bool ValidatePayloadLength( uint8_t lenN, int8_t datarate, uint8_t fOptsLen )
mluis 2:14a5d6ad92d5 2091 {
mluis 2:14a5d6ad92d5 2092 uint16_t maxN = 0;
mluis 2:14a5d6ad92d5 2093 uint16_t payloadSize = 0;
mluis 2:14a5d6ad92d5 2094
mluis 2:14a5d6ad92d5 2095 // Get the maximum payload length
mluis 2:14a5d6ad92d5 2096 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 2097 {
mluis 2:14a5d6ad92d5 2098 maxN = MaxPayloadOfDatarateRepeater[datarate];
mluis 2:14a5d6ad92d5 2099 }
mluis 2:14a5d6ad92d5 2100 else
mluis 2:14a5d6ad92d5 2101 {
mluis 2:14a5d6ad92d5 2102 maxN = MaxPayloadOfDatarate[datarate];
mluis 2:14a5d6ad92d5 2103 }
mluis 2:14a5d6ad92d5 2104
mluis 2:14a5d6ad92d5 2105 // Calculate the resulting payload size
mluis 2:14a5d6ad92d5 2106 payloadSize = ( lenN + fOptsLen );
mluis 2:14a5d6ad92d5 2107
mluis 2:14a5d6ad92d5 2108 // Validation of the application payload size
mluis 2:14a5d6ad92d5 2109 if( ( payloadSize <= maxN ) && ( payloadSize <= LORAMAC_PHY_MAXPAYLOAD ) )
mluis 2:14a5d6ad92d5 2110 {
mluis 2:14a5d6ad92d5 2111 return true;
mluis 2:14a5d6ad92d5 2112 }
mluis 2:14a5d6ad92d5 2113 return false;
mluis 2:14a5d6ad92d5 2114 }
mluis 2:14a5d6ad92d5 2115
mluis 4:37c12dbc8dc7 2116 static uint8_t CountBits( uint16_t mask, uint8_t nbBits )
mluis 4:37c12dbc8dc7 2117 {
mluis 4:37c12dbc8dc7 2118 uint8_t nbActiveBits = 0;
mluis 4:37c12dbc8dc7 2119
mluis 4:37c12dbc8dc7 2120 for( uint8_t j = 0; j < nbBits; j++ )
mluis 4:37c12dbc8dc7 2121 {
mluis 4:37c12dbc8dc7 2122 if( ( mask & ( 1 << j ) ) == ( 1 << j ) )
mluis 4:37c12dbc8dc7 2123 {
mluis 4:37c12dbc8dc7 2124 nbActiveBits++;
mluis 4:37c12dbc8dc7 2125 }
mluis 4:37c12dbc8dc7 2126 }
mluis 4:37c12dbc8dc7 2127 return nbActiveBits;
mluis 4:37c12dbc8dc7 2128 }
mluis 4:37c12dbc8dc7 2129
mluis 2:14a5d6ad92d5 2130 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2131 static uint8_t CountNbEnabled125kHzChannels( uint16_t *channelsMask )
mluis 2:14a5d6ad92d5 2132 {
mluis 2:14a5d6ad92d5 2133 uint8_t nb125kHzChannels = 0;
mluis 2:14a5d6ad92d5 2134
mluis 2:14a5d6ad92d5 2135 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS - 8; i += 16, k++ )
mluis 2:14a5d6ad92d5 2136 {
mluis 4:37c12dbc8dc7 2137 nb125kHzChannels += CountBits( channelsMask[k], 16 );
mluis 2:14a5d6ad92d5 2138 }
mluis 2:14a5d6ad92d5 2139
mluis 2:14a5d6ad92d5 2140 return nb125kHzChannels;
mluis 2:14a5d6ad92d5 2141 }
mluis 4:37c12dbc8dc7 2142
mluis 4:37c12dbc8dc7 2143 #if defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 2144 static void ReenableChannels( uint16_t mask, uint16_t* channelMask )
mluis 4:37c12dbc8dc7 2145 {
mluis 4:37c12dbc8dc7 2146 uint16_t blockMask = mask;
mluis 4:37c12dbc8dc7 2147
mluis 4:37c12dbc8dc7 2148 for( uint8_t i = 0, j = 0; i < 4; i++, j += 2 )
mluis 4:37c12dbc8dc7 2149 {
mluis 4:37c12dbc8dc7 2150 channelMask[i] = 0;
mluis 4:37c12dbc8dc7 2151 if( ( blockMask & ( 1 << j ) ) != 0 )
mluis 4:37c12dbc8dc7 2152 {
mluis 4:37c12dbc8dc7 2153 channelMask[i] |= 0x00FF;
mluis 4:37c12dbc8dc7 2154 }
mluis 4:37c12dbc8dc7 2155 if( ( blockMask & ( 1 << ( j + 1 ) ) ) != 0 )
mluis 4:37c12dbc8dc7 2156 {
mluis 4:37c12dbc8dc7 2157 channelMask[i] |= 0xFF00;
mluis 4:37c12dbc8dc7 2158 }
mluis 4:37c12dbc8dc7 2159 }
mluis 4:37c12dbc8dc7 2160 channelMask[4] = blockMask;
mluis 4:37c12dbc8dc7 2161 channelMask[5] = 0x0000;
mluis 4:37c12dbc8dc7 2162 }
mluis 4:37c12dbc8dc7 2163
mluis 4:37c12dbc8dc7 2164 static bool ValidateChannelMask( uint16_t* channelMask )
mluis 4:37c12dbc8dc7 2165 {
mluis 4:37c12dbc8dc7 2166 bool chanMaskState = false;
mluis 4:37c12dbc8dc7 2167 uint16_t block1 = 0;
mluis 4:37c12dbc8dc7 2168 uint16_t block2 = 0;
mluis 4:37c12dbc8dc7 2169 uint8_t index = 0;
mluis 4:37c12dbc8dc7 2170
mluis 4:37c12dbc8dc7 2171 for( uint8_t i = 0; i < 4; i++ )
mluis 4:37c12dbc8dc7 2172 {
mluis 4:37c12dbc8dc7 2173 block1 = channelMask[i] & 0x00FF;
mluis 4:37c12dbc8dc7 2174 block2 = channelMask[i] & 0xFF00;
mluis 4:37c12dbc8dc7 2175
mluis 4:37c12dbc8dc7 2176 if( ( CountBits( block1, 16 ) > 5 ) && ( chanMaskState == false ) )
mluis 4:37c12dbc8dc7 2177 {
mluis 4:37c12dbc8dc7 2178 channelMask[i] &= block1;
mluis 4:37c12dbc8dc7 2179 channelMask[4] = 1 << ( i * 2 );
mluis 4:37c12dbc8dc7 2180 chanMaskState = true;
mluis 4:37c12dbc8dc7 2181 index = i;
mluis 4:37c12dbc8dc7 2182 }
mluis 4:37c12dbc8dc7 2183 else if( ( CountBits( block2, 16 ) > 5 ) && ( chanMaskState == false ) )
mluis 4:37c12dbc8dc7 2184 {
mluis 4:37c12dbc8dc7 2185 channelMask[i] &= block2;
mluis 4:37c12dbc8dc7 2186 channelMask[4] = 1 << ( i * 2 + 1 );
mluis 4:37c12dbc8dc7 2187 chanMaskState = true;
mluis 4:37c12dbc8dc7 2188 index = i;
mluis 4:37c12dbc8dc7 2189 }
mluis 4:37c12dbc8dc7 2190 }
mluis 4:37c12dbc8dc7 2191
mluis 4:37c12dbc8dc7 2192 // Do only change the channel mask, if we have found a valid block.
mluis 4:37c12dbc8dc7 2193 if( chanMaskState == true )
mluis 4:37c12dbc8dc7 2194 {
mluis 4:37c12dbc8dc7 2195 for( uint8_t i = 0; i < 4; i++ )
mluis 4:37c12dbc8dc7 2196 {
mluis 4:37c12dbc8dc7 2197 if( i != index )
mluis 4:37c12dbc8dc7 2198 {
mluis 4:37c12dbc8dc7 2199 channelMask[i] = 0;
mluis 4:37c12dbc8dc7 2200 }
mluis 4:37c12dbc8dc7 2201 }
mluis 4:37c12dbc8dc7 2202 }
mluis 4:37c12dbc8dc7 2203 return chanMaskState;
mluis 4:37c12dbc8dc7 2204 }
mluis 4:37c12dbc8dc7 2205 #endif
mluis 2:14a5d6ad92d5 2206 #endif
mluis 2:14a5d6ad92d5 2207
mluis 2:14a5d6ad92d5 2208 static int8_t LimitTxPower( int8_t txPower )
mluis 2:14a5d6ad92d5 2209 {
mluis 2:14a5d6ad92d5 2210 int8_t resultTxPower = txPower;
mluis 2:14a5d6ad92d5 2211 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2212 if( ( ChannelsDatarate == DR_4 ) ||
mluis 2:14a5d6ad92d5 2213 ( ( ChannelsDatarate >= DR_8 ) && ( ChannelsDatarate <= DR_13 ) ) )
mluis 2:14a5d6ad92d5 2214 {// Limit tx power to max 26dBm
mluis 2:14a5d6ad92d5 2215 resultTxPower = MAX( txPower, TX_POWER_26_DBM );
mluis 2:14a5d6ad92d5 2216 }
mluis 2:14a5d6ad92d5 2217 else
mluis 2:14a5d6ad92d5 2218 {
mluis 2:14a5d6ad92d5 2219 if( CountNbEnabled125kHzChannels( ChannelsMask ) < 50 )
mluis 2:14a5d6ad92d5 2220 {// Limit tx power to max 21dBm
mluis 2:14a5d6ad92d5 2221 resultTxPower = MAX( txPower, TX_POWER_20_DBM );
mluis 2:14a5d6ad92d5 2222 }
mluis 2:14a5d6ad92d5 2223 }
mluis 2:14a5d6ad92d5 2224 #endif
mluis 2:14a5d6ad92d5 2225 return resultTxPower;
mluis 2:14a5d6ad92d5 2226 }
mluis 2:14a5d6ad92d5 2227
mluis 2:14a5d6ad92d5 2228 static bool ValueInRange( int8_t value, int8_t min, int8_t max )
mluis 2:14a5d6ad92d5 2229 {
mluis 2:14a5d6ad92d5 2230 if( ( value >= min ) && ( value <= max ) )
mluis 2:14a5d6ad92d5 2231 {
mluis 2:14a5d6ad92d5 2232 return true;
mluis 2:14a5d6ad92d5 2233 }
mluis 2:14a5d6ad92d5 2234 return false;
mluis 2:14a5d6ad92d5 2235 }
mluis 2:14a5d6ad92d5 2236
mluis 2:14a5d6ad92d5 2237 static bool DisableChannelInMask( uint8_t id, uint16_t* mask )
mluis 2:14a5d6ad92d5 2238 {
mluis 2:14a5d6ad92d5 2239 uint8_t index = 0;
mluis 2:14a5d6ad92d5 2240 index = id / 16;
mluis 2:14a5d6ad92d5 2241
mluis 2:14a5d6ad92d5 2242 if( ( index > 4 ) || ( id >= LORA_MAX_NB_CHANNELS ) )
mluis 2:14a5d6ad92d5 2243 {
mluis 2:14a5d6ad92d5 2244 return false;
mluis 2:14a5d6ad92d5 2245 }
mluis 2:14a5d6ad92d5 2246
mluis 2:14a5d6ad92d5 2247 // Deactivate channel
mluis 2:14a5d6ad92d5 2248 mask[index] &= ~( 1 << ( id % 16 ) );
mluis 2:14a5d6ad92d5 2249
mluis 2:14a5d6ad92d5 2250 return true;
mluis 2:14a5d6ad92d5 2251 }
mluis 2:14a5d6ad92d5 2252
snelson 8:4816c8449bf2 2253 static bool AdrNextDr( bool adrEnabled, bool isTx, int8_t* datarateOut, int8_t* txpowerOut )
mluis 2:14a5d6ad92d5 2254 {
mluis 2:14a5d6ad92d5 2255 bool adrAckReq = false;
mluis 2:14a5d6ad92d5 2256 int8_t datarate = ChannelsDatarate;
snelson 8:4816c8449bf2 2257 int8_t txpower = ChannelsTxPower;
mluis 2:14a5d6ad92d5 2258
mluis 2:14a5d6ad92d5 2259 if( adrEnabled == true )
mluis 2:14a5d6ad92d5 2260 {
snelson 8:4816c8449bf2 2261 /* Request ADR Ack Request (including at lowest available datarate) */
snelson 8:4816c8449bf2 2262 adrAckReq = AdrAckCounter >= ADR_ACK_LIMIT ? true : false;
snelson 8:4816c8449bf2 2263
snelson 8:4816c8449bf2 2264 if( AdrAckCounter > (ADR_ACK_LIMIT + ADR_ACK_DELAY) )
mluis 0:91d1a7783bb9 2265 {
snelson 8:4816c8449bf2 2266 // Step up power
snelson 8:4816c8449bf2 2267 txpower = LORAMAC_DEFAULT_TX_POWER;
snelson 8:4816c8449bf2 2268
snelson 8:4816c8449bf2 2269 // isTx=true when preparing to transmit the next frame
snelson 8:4816c8449bf2 2270 if(isTx == true)
snelson 8:4816c8449bf2 2271 AdrAckCounter = 0;
snelson 8:4816c8449bf2 2272
mluis 2:14a5d6ad92d5 2273 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
snelson 8:4816c8449bf2 2274 if( datarate > LORAMAC_TX_MIN_DATARATE )
snelson 8:4816c8449bf2 2275 {
snelson 8:4816c8449bf2 2276 datarate--;
snelson 8:4816c8449bf2 2277 }
snelson 8:4816c8449bf2 2278 if( datarate == LORAMAC_TX_MIN_DATARATE )
snelson 8:4816c8449bf2 2279 {
snelson 8:4816c8449bf2 2280 if( isTx == true )
snelson 8:4816c8449bf2 2281 {
snelson 8:4816c8449bf2 2282 // Re-enable default channels LC1, LC2, LC3
snelson 8:4816c8449bf2 2283 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
snelson 8:4816c8449bf2 2284 }
snelson 8:4816c8449bf2 2285 }
mluis 2:14a5d6ad92d5 2286 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 2287 if( datarate > LORAMAC_TX_MIN_DATARATE )
snelson 8:4816c8449bf2 2288 {
snelson 8:4816c8449bf2 2289 datarate--;
snelson 8:4816c8449bf2 2290 }
snelson 8:4816c8449bf2 2291 else if( isTx == true )
snelson 8:4816c8449bf2 2292 {
mluis 3:b9d87593a8ae 2293 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 2294 // Re-enable default channels
snelson 8:4816c8449bf2 2295 ChannelsMask[0] = 0xFFFF;
snelson 8:4816c8449bf2 2296 ChannelsMask[1] = 0xFFFF;
snelson 8:4816c8449bf2 2297 ChannelsMask[2] = 0xFFFF;
snelson 8:4816c8449bf2 2298 ChannelsMask[3] = 0xFFFF;
snelson 8:4816c8449bf2 2299 ChannelsMask[4] = 0x00FF;
snelson 8:4816c8449bf2 2300 ChannelsMask[5] = 0x0000;
mluis 3:b9d87593a8ae 2301 #else // defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 2302 // Re-enable default channels
snelson 8:4816c8449bf2 2303 ChannelsMask[0] = 0x00FF;
snelson 8:4816c8449bf2 2304 ChannelsMask[1] = 0x0000;
snelson 8:4816c8449bf2 2305 ChannelsMask[2] = 0x0000;
snelson 8:4816c8449bf2 2306 ChannelsMask[3] = 0x0000;
snelson 8:4816c8449bf2 2307 ChannelsMask[4] = 0x0001;
snelson 8:4816c8449bf2 2308 ChannelsMask[5] = 0x0000;
mluis 3:b9d87593a8ae 2309 #endif
snelson 8:4816c8449bf2 2310 }
mluis 2:14a5d6ad92d5 2311 #else
mluis 2:14a5d6ad92d5 2312 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 2313 #endif
mluis 0:91d1a7783bb9 2314 }
mluis 0:91d1a7783bb9 2315 }
mluis 2:14a5d6ad92d5 2316
snelson 8:4816c8449bf2 2317 if(datarateOut != NULL)
snelson 8:4816c8449bf2 2318 *datarateOut = datarate;
snelson 8:4816c8449bf2 2319
snelson 8:4816c8449bf2 2320 if(txpowerOut != NULL)
snelson 8:4816c8449bf2 2321 *txpowerOut = txpower;
mluis 2:14a5d6ad92d5 2322
mluis 2:14a5d6ad92d5 2323 return adrAckReq;
mluis 0:91d1a7783bb9 2324 }
mluis 0:91d1a7783bb9 2325
mluis 2:14a5d6ad92d5 2326 static LoRaMacStatus_t AddMacCommand( uint8_t cmd, uint8_t p1, uint8_t p2 )
mluis 0:91d1a7783bb9 2327 {
mluis 2:14a5d6ad92d5 2328 LoRaMacStatus_t status = LORAMAC_STATUS_BUSY;
mluis 1:91e4e6c60d1e 2329
mluis 0:91d1a7783bb9 2330 switch( cmd )
mluis 0:91d1a7783bb9 2331 {
mluis 0:91d1a7783bb9 2332 case MOTE_MAC_LINK_CHECK_REQ:
mluis 1:91e4e6c60d1e 2333 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 2334 {
mluis 1:91e4e6c60d1e 2335 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2336 // No payload for this command
mluis 2:14a5d6ad92d5 2337 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2338 }
mluis 0:91d1a7783bb9 2339 break;
mluis 0:91d1a7783bb9 2340 case MOTE_MAC_LINK_ADR_ANS:
mluis 1:91e4e6c60d1e 2341 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 2342 {
mluis 1:91e4e6c60d1e 2343 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2344 // Margin
mluis 1:91e4e6c60d1e 2345 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 2346 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2347 }
mluis 0:91d1a7783bb9 2348 break;
mluis 0:91d1a7783bb9 2349 case MOTE_MAC_DUTY_CYCLE_ANS:
mluis 1:91e4e6c60d1e 2350 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 2351 {
mluis 1:91e4e6c60d1e 2352 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2353 // No payload for this answer
mluis 2:14a5d6ad92d5 2354 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2355 }
mluis 0:91d1a7783bb9 2356 break;
mluis 0:91d1a7783bb9 2357 case MOTE_MAC_RX_PARAM_SETUP_ANS:
mluis 1:91e4e6c60d1e 2358 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 2359 {
mluis 1:91e4e6c60d1e 2360 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2361 // Status: Datarate ACK, Channel ACK
mluis 1:91e4e6c60d1e 2362 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 2363 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2364 }
mluis 0:91d1a7783bb9 2365 break;
mluis 0:91d1a7783bb9 2366 case MOTE_MAC_DEV_STATUS_ANS:
mluis 1:91e4e6c60d1e 2367 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 2 ) )
mluis 1:91e4e6c60d1e 2368 {
mluis 1:91e4e6c60d1e 2369 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2370 // 1st byte Battery
mluis 1:91e4e6c60d1e 2371 // 2nd byte Margin
mluis 1:91e4e6c60d1e 2372 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 1:91e4e6c60d1e 2373 MacCommandsBuffer[MacCommandsBufferIndex++] = p2;
mluis 2:14a5d6ad92d5 2374 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2375 }
mluis 0:91d1a7783bb9 2376 break;
mluis 0:91d1a7783bb9 2377 case MOTE_MAC_NEW_CHANNEL_ANS:
mluis 1:91e4e6c60d1e 2378 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 2379 {
mluis 1:91e4e6c60d1e 2380 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2381 // Status: Datarate range OK, Channel frequency OK
mluis 1:91e4e6c60d1e 2382 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 2383 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2384 }
mluis 0:91d1a7783bb9 2385 break;
mluis 0:91d1a7783bb9 2386 case MOTE_MAC_RX_TIMING_SETUP_ANS:
mluis 1:91e4e6c60d1e 2387 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 2388 {
mluis 1:91e4e6c60d1e 2389 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 2390 // No payload for this answer
mluis 2:14a5d6ad92d5 2391 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 2392 }
mluis 0:91d1a7783bb9 2393 break;
mluis 0:91d1a7783bb9 2394 default:
mluis 2:14a5d6ad92d5 2395 return LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 0:91d1a7783bb9 2396 }
mluis 2:14a5d6ad92d5 2397 if( status == LORAMAC_STATUS_OK )
mluis 0:91d1a7783bb9 2398 {
mluis 0:91d1a7783bb9 2399 MacCommandsInNextTx = true;
mluis 0:91d1a7783bb9 2400 }
mluis 1:91e4e6c60d1e 2401 return status;
mluis 0:91d1a7783bb9 2402 }
mluis 0:91d1a7783bb9 2403
mluis 2:14a5d6ad92d5 2404 static void ProcessMacCommands( uint8_t *payload, uint8_t macIndex, uint8_t commandsSize, uint8_t snr )
mluis 0:91d1a7783bb9 2405 {
mluis 0:91d1a7783bb9 2406 while( macIndex < commandsSize )
mluis 0:91d1a7783bb9 2407 {
mluis 0:91d1a7783bb9 2408 // Decode Frame MAC commands
mluis 0:91d1a7783bb9 2409 switch( payload[macIndex++] )
mluis 0:91d1a7783bb9 2410 {
mluis 0:91d1a7783bb9 2411 case SRV_MAC_LINK_CHECK_ANS:
mluis 2:14a5d6ad92d5 2412 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 2413 MlmeConfirm.DemodMargin = payload[macIndex++];
mluis 2:14a5d6ad92d5 2414 MlmeConfirm.NbGateways = payload[macIndex++];
mluis 0:91d1a7783bb9 2415 break;
mluis 0:91d1a7783bb9 2416 case SRV_MAC_LINK_ADR_REQ:
mluis 0:91d1a7783bb9 2417 {
mluis 2:14a5d6ad92d5 2418 uint8_t i;
mluis 0:91d1a7783bb9 2419 uint8_t status = 0x07;
mluis 0:91d1a7783bb9 2420 uint16_t chMask;
mluis 0:91d1a7783bb9 2421 int8_t txPower = 0;
mluis 0:91d1a7783bb9 2422 int8_t datarate = 0;
mluis 0:91d1a7783bb9 2423 uint8_t nbRep = 0;
mluis 0:91d1a7783bb9 2424 uint8_t chMaskCntl = 0;
mluis 0:91d1a7783bb9 2425 uint16_t channelsMask[6] = { 0, 0, 0, 0, 0, 0 };
mluis 2:14a5d6ad92d5 2426
mluis 0:91d1a7783bb9 2427 // Initialize local copy of the channels mask array
mluis 2:14a5d6ad92d5 2428 for( i = 0; i < 6; i++ )
mluis 0:91d1a7783bb9 2429 {
mluis 0:91d1a7783bb9 2430 channelsMask[i] = ChannelsMask[i];
mluis 0:91d1a7783bb9 2431 }
mluis 0:91d1a7783bb9 2432 datarate = payload[macIndex++];
mluis 0:91d1a7783bb9 2433 txPower = datarate & 0x0F;
mluis 0:91d1a7783bb9 2434 datarate = ( datarate >> 4 ) & 0x0F;
mluis 0:91d1a7783bb9 2435
mluis 2:14a5d6ad92d5 2436 if( ( AdrCtrlOn == false ) &&
mluis 0:91d1a7783bb9 2437 ( ( ChannelsDatarate != datarate ) || ( ChannelsTxPower != txPower ) ) )
mluis 0:91d1a7783bb9 2438 { // ADR disabled don't handle ADR requests if server tries to change datarate or txpower
mluis 0:91d1a7783bb9 2439 // Answer the server with fail status
mluis 0:91d1a7783bb9 2440 // Power ACK = 0
mluis 0:91d1a7783bb9 2441 // Data rate ACK = 0
mluis 0:91d1a7783bb9 2442 // Channel mask = 0
mluis 0:91d1a7783bb9 2443 AddMacCommand( MOTE_MAC_LINK_ADR_ANS, 0, 0 );
mluis 1:91e4e6c60d1e 2444 macIndex += 3; // Skip over the remaining bytes of the request
mluis 0:91d1a7783bb9 2445 break;
mluis 0:91d1a7783bb9 2446 }
mluis 1:91e4e6c60d1e 2447 chMask = ( uint16_t )payload[macIndex++];
mluis 1:91e4e6c60d1e 2448 chMask |= ( uint16_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2449
mluis 0:91d1a7783bb9 2450 nbRep = payload[macIndex++];
mluis 0:91d1a7783bb9 2451 chMaskCntl = ( nbRep >> 4 ) & 0x07;
mluis 0:91d1a7783bb9 2452 nbRep &= 0x0F;
mluis 0:91d1a7783bb9 2453 if( nbRep == 0 )
mluis 0:91d1a7783bb9 2454 {
mluis 0:91d1a7783bb9 2455 nbRep = 1;
mluis 0:91d1a7783bb9 2456 }
mluis 0:91d1a7783bb9 2457 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 0:91d1a7783bb9 2458 if( ( chMaskCntl == 0 ) && ( chMask == 0 ) )
mluis 0:91d1a7783bb9 2459 {
mluis 0:91d1a7783bb9 2460 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2461 }
mluis 2:14a5d6ad92d5 2462 else if( ( ( chMaskCntl >= 1 ) && ( chMaskCntl <= 5 )) ||
mluis 2:14a5d6ad92d5 2463 ( chMaskCntl >= 7 ) )
mluis 0:91d1a7783bb9 2464 {
mluis 0:91d1a7783bb9 2465 // RFU
mluis 0:91d1a7783bb9 2466 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2467 }
mluis 0:91d1a7783bb9 2468 else
mluis 0:91d1a7783bb9 2469 {
mluis 2:14a5d6ad92d5 2470 for( i = 0; i < LORA_MAX_NB_CHANNELS; i++ )
mluis 0:91d1a7783bb9 2471 {
mluis 0:91d1a7783bb9 2472 if( chMaskCntl == 6 )
mluis 0:91d1a7783bb9 2473 {
mluis 0:91d1a7783bb9 2474 if( Channels[i].Frequency != 0 )
mluis 0:91d1a7783bb9 2475 {
mluis 0:91d1a7783bb9 2476 chMask |= 1 << i;
mluis 0:91d1a7783bb9 2477 }
mluis 0:91d1a7783bb9 2478 }
mluis 0:91d1a7783bb9 2479 else
mluis 0:91d1a7783bb9 2480 {
mluis 0:91d1a7783bb9 2481 if( ( ( chMask & ( 1 << i ) ) != 0 ) &&
mluis 0:91d1a7783bb9 2482 ( Channels[i].Frequency == 0 ) )
mluis 0:91d1a7783bb9 2483 {// Trying to enable an undefined channel
mluis 0:91d1a7783bb9 2484 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2485 }
mluis 0:91d1a7783bb9 2486 }
mluis 0:91d1a7783bb9 2487 }
mluis 0:91d1a7783bb9 2488 channelsMask[0] = chMask;
mluis 0:91d1a7783bb9 2489 }
mluis 0:91d1a7783bb9 2490 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 0:91d1a7783bb9 2491 if( chMaskCntl == 6 )
mluis 0:91d1a7783bb9 2492 {
mluis 0:91d1a7783bb9 2493 // Enable all 125 kHz channels
mluis 0:91d1a7783bb9 2494 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS - 8; i += 16, k++ )
mluis 0:91d1a7783bb9 2495 {
mluis 0:91d1a7783bb9 2496 for( uint8_t j = 0; j < 16; j++ )
mluis 0:91d1a7783bb9 2497 {
mluis 0:91d1a7783bb9 2498 if( Channels[i + j].Frequency != 0 )
mluis 0:91d1a7783bb9 2499 {
mluis 0:91d1a7783bb9 2500 channelsMask[k] |= 1 << j;
mluis 0:91d1a7783bb9 2501 }
mluis 0:91d1a7783bb9 2502 }
mluis 0:91d1a7783bb9 2503 }
snelson 8:4816c8449bf2 2504
snelson 8:4816c8449bf2 2505 // channel mask applied to 500 kHz channels
snelson 8:4816c8449bf2 2506 channelsMask[4] = chMask;
snelson 8:4816c8449bf2 2507 chMaskCntl = 4;
mluis 0:91d1a7783bb9 2508 }
mluis 0:91d1a7783bb9 2509 else if( chMaskCntl == 7 )
mluis 0:91d1a7783bb9 2510 {
mluis 0:91d1a7783bb9 2511 // Disable all 125 kHz channels
mluis 0:91d1a7783bb9 2512 channelsMask[0] = 0x0000;
mluis 0:91d1a7783bb9 2513 channelsMask[1] = 0x0000;
mluis 0:91d1a7783bb9 2514 channelsMask[2] = 0x0000;
mluis 0:91d1a7783bb9 2515 channelsMask[3] = 0x0000;
snelson 8:4816c8449bf2 2516
snelson 8:4816c8449bf2 2517 // channel mask applied to 500 kHz channels
snelson 8:4816c8449bf2 2518 channelsMask[4] = chMask;
snelson 8:4816c8449bf2 2519 chMaskCntl = 4;
mluis 0:91d1a7783bb9 2520 }
mluis 0:91d1a7783bb9 2521 else if( chMaskCntl == 5 )
mluis 0:91d1a7783bb9 2522 {
mluis 0:91d1a7783bb9 2523 // RFU
mluis 0:91d1a7783bb9 2524 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2525 }
snelson 8:4816c8449bf2 2526
snelson 8:4816c8449bf2 2527 if(status == 0xFF)
mluis 0:91d1a7783bb9 2528 {
mluis 0:91d1a7783bb9 2529 for( uint8_t i = 0; i < 16; i++ )
mluis 0:91d1a7783bb9 2530 {
mluis 0:91d1a7783bb9 2531 if( ( ( chMask & ( 1 << i ) ) != 0 ) &&
mluis 0:91d1a7783bb9 2532 ( Channels[chMaskCntl * 16 + i].Frequency == 0 ) )
mluis 0:91d1a7783bb9 2533 {// Trying to enable an undefined channel
mluis 0:91d1a7783bb9 2534 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2535 }
mluis 0:91d1a7783bb9 2536 }
mluis 0:91d1a7783bb9 2537 channelsMask[chMaskCntl] = chMask;
mluis 2:14a5d6ad92d5 2538
mluis 0:91d1a7783bb9 2539 if( CountNbEnabled125kHzChannels( channelsMask ) < 6 )
mluis 0:91d1a7783bb9 2540 {
mluis 0:91d1a7783bb9 2541 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2542 }
mluis 4:37c12dbc8dc7 2543
mluis 4:37c12dbc8dc7 2544 #if defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 2545 if( ValidateChannelMask( channelsMask ) == false )
mluis 4:37c12dbc8dc7 2546 {
mluis 4:37c12dbc8dc7 2547 status &= 0xFE; // Channel mask KO
mluis 4:37c12dbc8dc7 2548 }
mluis 4:37c12dbc8dc7 2549 #endif
mluis 0:91d1a7783bb9 2550 }
mluis 0:91d1a7783bb9 2551 #else
mluis 0:91d1a7783bb9 2552 #error "Please define a frequency band in the compiler options."
mluis 0:91d1a7783bb9 2553 #endif
mluis 4:37c12dbc8dc7 2554 if( ValueInRange( datarate, LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) == false )
mluis 0:91d1a7783bb9 2555 {
mluis 0:91d1a7783bb9 2556 status &= 0xFD; // Datarate KO
mluis 0:91d1a7783bb9 2557 }
mluis 0:91d1a7783bb9 2558
mluis 0:91d1a7783bb9 2559 //
mluis 0:91d1a7783bb9 2560 // Remark MaxTxPower = 0 and MinTxPower = 5
mluis 0:91d1a7783bb9 2561 //
mluis 2:14a5d6ad92d5 2562 if( ValueInRange( txPower, LORAMAC_MAX_TX_POWER, LORAMAC_MIN_TX_POWER ) == false )
mluis 0:91d1a7783bb9 2563 {
mluis 0:91d1a7783bb9 2564 status &= 0xFB; // TxPower KO
mluis 0:91d1a7783bb9 2565 }
mluis 0:91d1a7783bb9 2566 if( ( status & 0x07 ) == 0x07 )
mluis 0:91d1a7783bb9 2567 {
mluis 0:91d1a7783bb9 2568 ChannelsDatarate = datarate;
mluis 0:91d1a7783bb9 2569 ChannelsTxPower = txPower;
mluis 4:37c12dbc8dc7 2570
mluis 0:91d1a7783bb9 2571 ChannelsMask[0] = channelsMask[0];
mluis 0:91d1a7783bb9 2572 ChannelsMask[1] = channelsMask[1];
mluis 0:91d1a7783bb9 2573 ChannelsMask[2] = channelsMask[2];
mluis 0:91d1a7783bb9 2574 ChannelsMask[3] = channelsMask[3];
mluis 0:91d1a7783bb9 2575 ChannelsMask[4] = channelsMask[4];
mluis 0:91d1a7783bb9 2576 ChannelsMask[5] = channelsMask[5];
mluis 4:37c12dbc8dc7 2577
mluis 0:91d1a7783bb9 2578 ChannelsNbRep = nbRep;
mluis 0:91d1a7783bb9 2579 }
mluis 0:91d1a7783bb9 2580 AddMacCommand( MOTE_MAC_LINK_ADR_ANS, status, 0 );
mluis 0:91d1a7783bb9 2581 }
mluis 0:91d1a7783bb9 2582 break;
mluis 0:91d1a7783bb9 2583 case SRV_MAC_DUTY_CYCLE_REQ:
mluis 0:91d1a7783bb9 2584 MaxDCycle = payload[macIndex++];
mluis 0:91d1a7783bb9 2585 AggregatedDCycle = 1 << MaxDCycle;
mluis 0:91d1a7783bb9 2586 AddMacCommand( MOTE_MAC_DUTY_CYCLE_ANS, 0, 0 );
mluis 0:91d1a7783bb9 2587 break;
mluis 0:91d1a7783bb9 2588 case SRV_MAC_RX_PARAM_SETUP_REQ:
mluis 0:91d1a7783bb9 2589 {
mluis 0:91d1a7783bb9 2590 uint8_t status = 0x07;
mluis 0:91d1a7783bb9 2591 int8_t datarate = 0;
mluis 0:91d1a7783bb9 2592 int8_t drOffset = 0;
mluis 0:91d1a7783bb9 2593 uint32_t freq = 0;
mluis 2:14a5d6ad92d5 2594
mluis 1:91e4e6c60d1e 2595 drOffset = ( payload[macIndex] >> 4 ) & 0x07;
mluis 1:91e4e6c60d1e 2596 datarate = payload[macIndex] & 0x0F;
mluis 1:91e4e6c60d1e 2597 macIndex++;
mluis 2:14a5d6ad92d5 2598
mluis 2:14a5d6ad92d5 2599 freq = ( uint32_t )payload[macIndex++];
mluis 0:91d1a7783bb9 2600 freq |= ( uint32_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2601 freq |= ( uint32_t )payload[macIndex++] << 16;
mluis 0:91d1a7783bb9 2602 freq *= 100;
mluis 2:14a5d6ad92d5 2603
mluis 0:91d1a7783bb9 2604 if( Radio.CheckRfFrequency( freq ) == false )
mluis 0:91d1a7783bb9 2605 {
mluis 0:91d1a7783bb9 2606 status &= 0xFE; // Channel frequency KO
mluis 0:91d1a7783bb9 2607 }
mluis 2:14a5d6ad92d5 2608
mluis 4:37c12dbc8dc7 2609 if( ValueInRange( datarate, LORAMAC_RX_MIN_DATARATE, LORAMAC_RX_MAX_DATARATE ) == false )
mluis 0:91d1a7783bb9 2610 {
mluis 0:91d1a7783bb9 2611 status &= 0xFD; // Datarate KO
mluis 0:91d1a7783bb9 2612 }
mluis 2:14a5d6ad92d5 2613 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 2614 if( ( ValueInRange( datarate, DR_5, DR_7 ) == true ) ||
mluis 2:14a5d6ad92d5 2615 ( datarate > DR_13 ) )
mluis 2:14a5d6ad92d5 2616 {
mluis 2:14a5d6ad92d5 2617 status &= 0xFD; // Datarate KO
mluis 2:14a5d6ad92d5 2618 }
mluis 2:14a5d6ad92d5 2619 #endif
mluis 2:14a5d6ad92d5 2620 if( ValueInRange( drOffset, LORAMAC_MIN_RX1_DR_OFFSET, LORAMAC_MAX_RX1_DR_OFFSET ) == false )
mluis 0:91d1a7783bb9 2621 {
mluis 0:91d1a7783bb9 2622 status &= 0xFB; // Rx1DrOffset range KO
mluis 0:91d1a7783bb9 2623 }
mluis 2:14a5d6ad92d5 2624
mluis 0:91d1a7783bb9 2625 if( ( status & 0x07 ) == 0x07 )
mluis 0:91d1a7783bb9 2626 {
mluis 0:91d1a7783bb9 2627 Rx2Channel.Datarate = datarate;
mluis 0:91d1a7783bb9 2628 Rx2Channel.Frequency = freq;
mluis 0:91d1a7783bb9 2629 Rx1DrOffset = drOffset;
mluis 0:91d1a7783bb9 2630 }
mluis 0:91d1a7783bb9 2631 AddMacCommand( MOTE_MAC_RX_PARAM_SETUP_ANS, status, 0 );
mluis 0:91d1a7783bb9 2632 }
mluis 0:91d1a7783bb9 2633 break;
mluis 0:91d1a7783bb9 2634 case SRV_MAC_DEV_STATUS_REQ:
mluis 1:91e4e6c60d1e 2635 {
mluis 1:91e4e6c60d1e 2636 uint8_t batteryLevel = BAT_LEVEL_NO_MEASURE;
mluis 1:91e4e6c60d1e 2637 if( ( LoRaMacCallbacks != NULL ) && ( LoRaMacCallbacks->GetBatteryLevel != NULL ) )
mluis 1:91e4e6c60d1e 2638 {
mluis 1:91e4e6c60d1e 2639 batteryLevel = LoRaMacCallbacks->GetBatteryLevel( );
mluis 1:91e4e6c60d1e 2640 }
mluis 2:14a5d6ad92d5 2641 AddMacCommand( MOTE_MAC_DEV_STATUS_ANS, batteryLevel, snr );
mluis 2:14a5d6ad92d5 2642 break;
mluis 1:91e4e6c60d1e 2643 }
mluis 0:91d1a7783bb9 2644 case SRV_MAC_NEW_CHANNEL_REQ:
mluis 0:91d1a7783bb9 2645 {
mluis 0:91d1a7783bb9 2646 uint8_t status = 0x03;
mluis 3:b9d87593a8ae 2647
mluis 2:14a5d6ad92d5 2648 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 3:b9d87593a8ae 2649 status &= 0xFC; // Channel frequency and datarate KO
mluis 3:b9d87593a8ae 2650 macIndex += 5;
mluis 2:14a5d6ad92d5 2651 #else
mluis 0:91d1a7783bb9 2652 int8_t channelIndex = 0;
mluis 0:91d1a7783bb9 2653 ChannelParams_t chParam;
mluis 2:14a5d6ad92d5 2654
mluis 0:91d1a7783bb9 2655 channelIndex = payload[macIndex++];
mluis 0:91d1a7783bb9 2656 chParam.Frequency = ( uint32_t )payload[macIndex++];
mluis 0:91d1a7783bb9 2657 chParam.Frequency |= ( uint32_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2658 chParam.Frequency |= ( uint32_t )payload[macIndex++] << 16;
mluis 0:91d1a7783bb9 2659 chParam.Frequency *= 100;
mluis 0:91d1a7783bb9 2660 chParam.DrRange.Value = payload[macIndex++];
mluis 2:14a5d6ad92d5 2661
mluis 3:b9d87593a8ae 2662 LoRaMacState |= MAC_TX_CONFIG;
mluis 3:b9d87593a8ae 2663 if( chParam.Frequency == 0 )
mluis 0:91d1a7783bb9 2664 {
mluis 3:b9d87593a8ae 2665 if( channelIndex < 3 )
mluis 3:b9d87593a8ae 2666 {
mluis 3:b9d87593a8ae 2667 status &= 0xFC;
mluis 3:b9d87593a8ae 2668 }
mluis 3:b9d87593a8ae 2669 else
mluis 3:b9d87593a8ae 2670 {
mluis 3:b9d87593a8ae 2671 if( LoRaMacChannelRemove( channelIndex ) != LORAMAC_STATUS_OK )
mluis 3:b9d87593a8ae 2672 {
mluis 3:b9d87593a8ae 2673 status &= 0xFC;
mluis 3:b9d87593a8ae 2674 }
mluis 3:b9d87593a8ae 2675 }
mluis 0:91d1a7783bb9 2676 }
mluis 3:b9d87593a8ae 2677 else
mluis 0:91d1a7783bb9 2678 {
mluis 3:b9d87593a8ae 2679 switch( LoRaMacChannelAdd( channelIndex, chParam ) )
mluis 3:b9d87593a8ae 2680 {
mluis 3:b9d87593a8ae 2681 case LORAMAC_STATUS_OK:
mluis 3:b9d87593a8ae 2682 {
mluis 3:b9d87593a8ae 2683 break;
mluis 3:b9d87593a8ae 2684 }
mluis 3:b9d87593a8ae 2685 case LORAMAC_STATUS_FREQUENCY_INVALID:
mluis 3:b9d87593a8ae 2686 {
mluis 3:b9d87593a8ae 2687 status &= 0xFE;
mluis 3:b9d87593a8ae 2688 break;
mluis 3:b9d87593a8ae 2689 }
mluis 3:b9d87593a8ae 2690 case LORAMAC_STATUS_DATARATE_INVALID:
mluis 3:b9d87593a8ae 2691 {
mluis 3:b9d87593a8ae 2692 status &= 0xFD;
mluis 3:b9d87593a8ae 2693 break;
mluis 3:b9d87593a8ae 2694 }
mluis 3:b9d87593a8ae 2695 case LORAMAC_STATUS_FREQ_AND_DR_INVALID:
mluis 3:b9d87593a8ae 2696 {
mluis 3:b9d87593a8ae 2697 status &= 0xFC;
mluis 3:b9d87593a8ae 2698 break;
mluis 3:b9d87593a8ae 2699 }
mluis 3:b9d87593a8ae 2700 default:
mluis 3:b9d87593a8ae 2701 {
mluis 3:b9d87593a8ae 2702 status &= 0xFC;
mluis 3:b9d87593a8ae 2703 break;
mluis 3:b9d87593a8ae 2704 }
mluis 3:b9d87593a8ae 2705 }
mluis 0:91d1a7783bb9 2706 }
mluis 3:b9d87593a8ae 2707 LoRaMacState &= ~MAC_TX_CONFIG;
mluis 2:14a5d6ad92d5 2708 #endif
mluis 0:91d1a7783bb9 2709 AddMacCommand( MOTE_MAC_NEW_CHANNEL_ANS, status, 0 );
mluis 0:91d1a7783bb9 2710 }
mluis 0:91d1a7783bb9 2711 break;
mluis 0:91d1a7783bb9 2712 case SRV_MAC_RX_TIMING_SETUP_REQ:
mluis 0:91d1a7783bb9 2713 {
mluis 0:91d1a7783bb9 2714 uint8_t delay = payload[macIndex++] & 0x0F;
mluis 2:14a5d6ad92d5 2715
mluis 0:91d1a7783bb9 2716 if( delay == 0 )
mluis 0:91d1a7783bb9 2717 {
mluis 0:91d1a7783bb9 2718 delay++;
mluis 0:91d1a7783bb9 2719 }
mluis 0:91d1a7783bb9 2720 ReceiveDelay1 = delay * 1e6;
mluis 0:91d1a7783bb9 2721 ReceiveDelay2 = ReceiveDelay1 + 1e6;
mluis 0:91d1a7783bb9 2722 AddMacCommand( MOTE_MAC_RX_TIMING_SETUP_ANS, 0, 0 );
mluis 0:91d1a7783bb9 2723 }
mluis 0:91d1a7783bb9 2724 break;
mluis 0:91d1a7783bb9 2725 default:
mluis 0:91d1a7783bb9 2726 // Unknown command. ABORT MAC commands processing
mluis 0:91d1a7783bb9 2727 return;
mluis 0:91d1a7783bb9 2728 }
mluis 0:91d1a7783bb9 2729 }
mluis 0:91d1a7783bb9 2730 }
mluis 0:91d1a7783bb9 2731
mluis 2:14a5d6ad92d5 2732 LoRaMacStatus_t Send( LoRaMacHeader_t *macHdr, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
mluis 0:91d1a7783bb9 2733 {
mluis 2:14a5d6ad92d5 2734 LoRaMacFrameCtrl_t fCtrl;
mluis 2:14a5d6ad92d5 2735 LoRaMacStatus_t status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 2736
mluis 2:14a5d6ad92d5 2737 fCtrl.Value = 0;
mluis 2:14a5d6ad92d5 2738 fCtrl.Bits.FOptsLen = 0;
mluis 2:14a5d6ad92d5 2739 fCtrl.Bits.FPending = 0;
mluis 2:14a5d6ad92d5 2740 fCtrl.Bits.Ack = false;
mluis 2:14a5d6ad92d5 2741 fCtrl.Bits.AdrAckReq = false;
mluis 2:14a5d6ad92d5 2742 fCtrl.Bits.Adr = AdrCtrlOn;
mluis 2:14a5d6ad92d5 2743
mluis 2:14a5d6ad92d5 2744 // Prepare the frame
mluis 2:14a5d6ad92d5 2745 status = PrepareFrame( macHdr, &fCtrl, fPort, fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 2746
mluis 2:14a5d6ad92d5 2747 // Validate status
mluis 2:14a5d6ad92d5 2748 if( status != LORAMAC_STATUS_OK )
mluis 0:91d1a7783bb9 2749 {
mluis 2:14a5d6ad92d5 2750 return status;
mluis 0:91d1a7783bb9 2751 }
mluis 2:14a5d6ad92d5 2752
mluis 2:14a5d6ad92d5 2753 // Reset confirm parameters
mluis 2:14a5d6ad92d5 2754 McpsConfirm.NbRetries = 0;
mluis 2:14a5d6ad92d5 2755 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 2756 McpsConfirm.UpLinkCounter = UpLinkCounter;
mluis 2:14a5d6ad92d5 2757
mluis 2:14a5d6ad92d5 2758 status = ScheduleTx( );
mluis 2:14a5d6ad92d5 2759
mluis 2:14a5d6ad92d5 2760 return status;
mluis 0:91d1a7783bb9 2761 }
mluis 0:91d1a7783bb9 2762
mluis 2:14a5d6ad92d5 2763 static LoRaMacStatus_t ScheduleTx( )
mluis 0:91d1a7783bb9 2764 {
mluis 2:14a5d6ad92d5 2765 TimerTime_t dutyCycleTimeOff = 0;
mluis 2:14a5d6ad92d5 2766
mluis 2:14a5d6ad92d5 2767 // Check if the device is off
mluis 2:14a5d6ad92d5 2768 if( MaxDCycle == 255 )
mluis 2:14a5d6ad92d5 2769 {
mluis 2:14a5d6ad92d5 2770 return LORAMAC_STATUS_DEVICE_OFF;
mluis 2:14a5d6ad92d5 2771 }
mluis 2:14a5d6ad92d5 2772 if( MaxDCycle == 0 )
mluis 0:91d1a7783bb9 2773 {
mluis 2:14a5d6ad92d5 2774 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 2775 }
mluis 2:14a5d6ad92d5 2776
mluis 4:37c12dbc8dc7 2777 CalculateBackOff( LastTxChannel );
mluis 4:37c12dbc8dc7 2778
mluis 2:14a5d6ad92d5 2779 // Select channel
mluis 3:b9d87593a8ae 2780 while( SetNextChannel( &dutyCycleTimeOff ) == false )
mluis 3:b9d87593a8ae 2781 {
mluis 3:b9d87593a8ae 2782 // Set the default datarate
mluis 3:b9d87593a8ae 2783 ChannelsDatarate = ChannelsDefaultDatarate;
mluis 3:b9d87593a8ae 2784
mluis 3:b9d87593a8ae 2785 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 3:b9d87593a8ae 2786 // Re-enable default channels LC1, LC2, LC3
mluis 3:b9d87593a8ae 2787 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
mluis 3:b9d87593a8ae 2788 #endif
mluis 3:b9d87593a8ae 2789 }
mluis 2:14a5d6ad92d5 2790
mluis 2:14a5d6ad92d5 2791 // Schedule transmission of frame
mluis 2:14a5d6ad92d5 2792 if( dutyCycleTimeOff == 0 )
mluis 2:14a5d6ad92d5 2793 {
mluis 2:14a5d6ad92d5 2794 // Try to send now
mluis 2:14a5d6ad92d5 2795 return SendFrameOnChannel( Channels[Channel] );
mluis 0:91d1a7783bb9 2796 }
mluis 0:91d1a7783bb9 2797 else
mluis 0:91d1a7783bb9 2798 {
mluis 2:14a5d6ad92d5 2799 // Send later - prepare timer
mluis 2:14a5d6ad92d5 2800 LoRaMacState |= MAC_TX_DELAYED;
mluis 2:14a5d6ad92d5 2801 TimerSetValue( &TxDelayedTimer, dutyCycleTimeOff );
mluis 2:14a5d6ad92d5 2802 TimerStart( &TxDelayedTimer );
mluis 2:14a5d6ad92d5 2803
mluis 2:14a5d6ad92d5 2804 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 2805 }
mluis 2:14a5d6ad92d5 2806 }
mluis 2:14a5d6ad92d5 2807
mluis 4:37c12dbc8dc7 2808 static void CalculateBackOff( uint8_t channel )
mluis 4:37c12dbc8dc7 2809 {
mluis 4:37c12dbc8dc7 2810 uint16_t dutyCycle = Bands[Channels[channel].Band].DCycle;
mluis 4:37c12dbc8dc7 2811
mluis 4:37c12dbc8dc7 2812 if( IsLoRaMacNetworkJoined == false )
mluis 4:37c12dbc8dc7 2813 {
mluis 4:37c12dbc8dc7 2814 #if defined( USE_BAND_868 ) || defined( USE_BAND_433 ) || defined( USE_BAND_780 )
mluis 4:37c12dbc8dc7 2815 dutyCycle = JOIN_DC;
mluis 4:37c12dbc8dc7 2816 #endif
mluis 4:37c12dbc8dc7 2817 }
mluis 4:37c12dbc8dc7 2818
mluis 4:37c12dbc8dc7 2819 // Update Band Time OFF
mluis 4:37c12dbc8dc7 2820 if( DutyCycleOn == true )
mluis 4:37c12dbc8dc7 2821 {
mluis 4:37c12dbc8dc7 2822 Bands[Channels[channel].Band].TimeOff = TxTimeOnAir * dutyCycle - TxTimeOnAir;
mluis 4:37c12dbc8dc7 2823 }
mluis 4:37c12dbc8dc7 2824 else
mluis 4:37c12dbc8dc7 2825 {
mluis 4:37c12dbc8dc7 2826 Bands[Channels[channel].Band].TimeOff = 0;
mluis 4:37c12dbc8dc7 2827 }
mluis 4:37c12dbc8dc7 2828 // Update Aggregated Time OFF
mluis 4:37c12dbc8dc7 2829 AggregatedTimeOff = AggregatedTimeOff + ( TxTimeOnAir * AggregatedDCycle - TxTimeOnAir );
mluis 4:37c12dbc8dc7 2830 }
mluis 4:37c12dbc8dc7 2831
mluis 2:14a5d6ad92d5 2832 LoRaMacStatus_t PrepareFrame( LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
mluis 2:14a5d6ad92d5 2833 {
mluis 2:14a5d6ad92d5 2834 uint16_t i;
mluis 2:14a5d6ad92d5 2835 uint8_t pktHeaderLen = 0;
mluis 2:14a5d6ad92d5 2836 uint32_t mic = 0;
mluis 2:14a5d6ad92d5 2837 const void* payload = fBuffer;
mluis 2:14a5d6ad92d5 2838 uint8_t payloadSize = fBufferSize;
mluis 2:14a5d6ad92d5 2839 uint8_t framePort = fPort;
mluis 2:14a5d6ad92d5 2840
mluis 2:14a5d6ad92d5 2841 LoRaMacBufferPktLen = 0;
mluis 2:14a5d6ad92d5 2842
mluis 2:14a5d6ad92d5 2843 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 2844
mluis 2:14a5d6ad92d5 2845 if( fBuffer == NULL )
mluis 0:91d1a7783bb9 2846 {
mluis 2:14a5d6ad92d5 2847 fBufferSize = 0;
mluis 2:14a5d6ad92d5 2848 }
mluis 2:14a5d6ad92d5 2849
mluis 2:14a5d6ad92d5 2850 LoRaMacBuffer[pktHeaderLen++] = macHdr->Value;
mluis 2:14a5d6ad92d5 2851
mluis 2:14a5d6ad92d5 2852 switch( macHdr->Bits.MType )
mluis 2:14a5d6ad92d5 2853 {
mluis 2:14a5d6ad92d5 2854 case FRAME_TYPE_JOIN_REQ:
mluis 2:14a5d6ad92d5 2855 RxWindow1Delay = JoinAcceptDelay1 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2856 RxWindow2Delay = JoinAcceptDelay2 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2857
mluis 2:14a5d6ad92d5 2858 LoRaMacBufferPktLen = pktHeaderLen;
mluis 2:14a5d6ad92d5 2859
mluis 2:14a5d6ad92d5 2860 memcpyr( LoRaMacBuffer + LoRaMacBufferPktLen, LoRaMacAppEui, 8 );
mluis 2:14a5d6ad92d5 2861 LoRaMacBufferPktLen += 8;
mluis 2:14a5d6ad92d5 2862 memcpyr( LoRaMacBuffer + LoRaMacBufferPktLen, LoRaMacDevEui, 8 );
mluis 2:14a5d6ad92d5 2863 LoRaMacBufferPktLen += 8;
mluis 2:14a5d6ad92d5 2864
mluis 2:14a5d6ad92d5 2865 LoRaMacDevNonce = Radio.Random( );
mluis 2:14a5d6ad92d5 2866
mluis 2:14a5d6ad92d5 2867 LoRaMacBuffer[LoRaMacBufferPktLen++] = LoRaMacDevNonce & 0xFF;
mluis 2:14a5d6ad92d5 2868 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( LoRaMacDevNonce >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2869
mluis 2:14a5d6ad92d5 2870 LoRaMacJoinComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen & 0xFF, LoRaMacAppKey, &mic );
mluis 2:14a5d6ad92d5 2871
mluis 2:14a5d6ad92d5 2872 LoRaMacBuffer[LoRaMacBufferPktLen++] = mic & 0xFF;
mluis 2:14a5d6ad92d5 2873 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2874 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2875 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2876
mluis 2:14a5d6ad92d5 2877 break;
mluis 2:14a5d6ad92d5 2878 case FRAME_TYPE_DATA_CONFIRMED_UP:
mluis 2:14a5d6ad92d5 2879 NodeAckRequested = true;
mluis 2:14a5d6ad92d5 2880 //Intentional falltrough
mluis 2:14a5d6ad92d5 2881 case FRAME_TYPE_DATA_UNCONFIRMED_UP:
mluis 2:14a5d6ad92d5 2882 if( IsLoRaMacNetworkJoined == false )
mluis 0:91d1a7783bb9 2883 {
mluis 2:14a5d6ad92d5 2884 return LORAMAC_STATUS_NO_NETWORK_JOINED; // No network has been joined yet
mluis 2:14a5d6ad92d5 2885 }
mluis 2:14a5d6ad92d5 2886
snelson 8:4816c8449bf2 2887 fCtrl->Bits.AdrAckReq = AdrNextDr( fCtrl->Bits.Adr, true, &ChannelsDatarate, &ChannelsTxPower );
mluis 3:b9d87593a8ae 2888
mluis 2:14a5d6ad92d5 2889 if( ValidatePayloadLength( fBufferSize, ChannelsDatarate, MacCommandsBufferIndex ) == false )
mluis 2:14a5d6ad92d5 2890 {
mluis 2:14a5d6ad92d5 2891 return LORAMAC_STATUS_LENGTH_ERROR;
mluis 2:14a5d6ad92d5 2892 }
mluis 2:14a5d6ad92d5 2893
mluis 2:14a5d6ad92d5 2894 RxWindow1Delay = ReceiveDelay1 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2895 RxWindow2Delay = ReceiveDelay2 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2896
mluis 2:14a5d6ad92d5 2897 if( SrvAckRequested == true )
mluis 2:14a5d6ad92d5 2898 {
mluis 2:14a5d6ad92d5 2899 SrvAckRequested = false;
mluis 2:14a5d6ad92d5 2900 fCtrl->Bits.Ack = 1;
mluis 2:14a5d6ad92d5 2901 }
mluis 2:14a5d6ad92d5 2902
mluis 2:14a5d6ad92d5 2903 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr ) & 0xFF;
mluis 2:14a5d6ad92d5 2904 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2905 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2906 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2907
mluis 2:14a5d6ad92d5 2908 LoRaMacBuffer[pktHeaderLen++] = fCtrl->Value;
mluis 2:14a5d6ad92d5 2909
mluis 2:14a5d6ad92d5 2910 LoRaMacBuffer[pktHeaderLen++] = UpLinkCounter & 0xFF;
mluis 2:14a5d6ad92d5 2911 LoRaMacBuffer[pktHeaderLen++] = ( UpLinkCounter >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2912
mluis 2:14a5d6ad92d5 2913 if( ( payload != NULL ) && ( payloadSize > 0 ) )
mluis 2:14a5d6ad92d5 2914 {
mluis 2:14a5d6ad92d5 2915 if( ( MacCommandsBufferIndex <= LORA_MAC_COMMAND_MAX_LENGTH ) && ( MacCommandsInNextTx == true ) )
mluis 1:91e4e6c60d1e 2916 {
mluis 2:14a5d6ad92d5 2917 fCtrl->Bits.FOptsLen += MacCommandsBufferIndex;
mluis 2:14a5d6ad92d5 2918
mluis 2:14a5d6ad92d5 2919 // Update FCtrl field with new value of OptionsLength
mluis 2:14a5d6ad92d5 2920 LoRaMacBuffer[0x05] = fCtrl->Value;
mluis 2:14a5d6ad92d5 2921 for( i = 0; i < MacCommandsBufferIndex; i++ )
mluis 0:91d1a7783bb9 2922 {
mluis 2:14a5d6ad92d5 2923 LoRaMacBuffer[pktHeaderLen++] = MacCommandsBuffer[i];
mluis 0:91d1a7783bb9 2924 }
mluis 0:91d1a7783bb9 2925 }
mluis 0:91d1a7783bb9 2926 }
mluis 0:91d1a7783bb9 2927 else
mluis 0:91d1a7783bb9 2928 {
mluis 2:14a5d6ad92d5 2929 if( ( MacCommandsBufferIndex > 0 ) && ( MacCommandsInNextTx ) )
mluis 0:91d1a7783bb9 2930 {
mluis 2:14a5d6ad92d5 2931 payloadSize = MacCommandsBufferIndex;
mluis 2:14a5d6ad92d5 2932 payload = MacCommandsBuffer;
mluis 2:14a5d6ad92d5 2933 framePort = 0;
mluis 0:91d1a7783bb9 2934 }
mluis 2:14a5d6ad92d5 2935 }
mluis 2:14a5d6ad92d5 2936 MacCommandsInNextTx = false;
mluis 2:14a5d6ad92d5 2937 MacCommandsBufferIndex = 0;
mluis 2:14a5d6ad92d5 2938
mluis 2:14a5d6ad92d5 2939 if( ( payload != NULL ) && ( payloadSize > 0 ) )
mluis 2:14a5d6ad92d5 2940 {
mluis 2:14a5d6ad92d5 2941 LoRaMacBuffer[pktHeaderLen++] = framePort;
mluis 2:14a5d6ad92d5 2942
mluis 2:14a5d6ad92d5 2943 if( framePort == 0 )
mluis 0:91d1a7783bb9 2944 {
mluis 2:14a5d6ad92d5 2945 LoRaMacPayloadEncrypt( (uint8_t* ) payload, payloadSize, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
mluis 0:91d1a7783bb9 2946 }
mluis 0:91d1a7783bb9 2947 else
mluis 0:91d1a7783bb9 2948 {
mluis 2:14a5d6ad92d5 2949 LoRaMacPayloadEncrypt( (uint8_t* ) payload, payloadSize, LoRaMacAppSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
mluis 0:91d1a7783bb9 2950 }
mluis 2:14a5d6ad92d5 2951 memcpy1( LoRaMacBuffer + pktHeaderLen, LoRaMacPayload, payloadSize );
mluis 2:14a5d6ad92d5 2952 }
mluis 2:14a5d6ad92d5 2953 LoRaMacBufferPktLen = pktHeaderLen + payloadSize;
mluis 2:14a5d6ad92d5 2954
mluis 2:14a5d6ad92d5 2955 LoRaMacComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, &mic );
mluis 2:14a5d6ad92d5 2956
mluis 2:14a5d6ad92d5 2957 LoRaMacBuffer[LoRaMacBufferPktLen + 0] = mic & 0xFF;
mluis 2:14a5d6ad92d5 2958 LoRaMacBuffer[LoRaMacBufferPktLen + 1] = ( mic >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2959 LoRaMacBuffer[LoRaMacBufferPktLen + 2] = ( mic >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2960 LoRaMacBuffer[LoRaMacBufferPktLen + 3] = ( mic >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2961
mluis 2:14a5d6ad92d5 2962 LoRaMacBufferPktLen += LORAMAC_MFR_LEN;
mluis 2:14a5d6ad92d5 2963
mluis 2:14a5d6ad92d5 2964 break;
mluis 2:14a5d6ad92d5 2965 case FRAME_TYPE_PROPRIETARY:
mluis 2:14a5d6ad92d5 2966 if( ( fBuffer != NULL ) && ( fBufferSize > 0 ) )
mluis 2:14a5d6ad92d5 2967 {
mluis 2:14a5d6ad92d5 2968 memcpy1( LoRaMacBuffer + pktHeaderLen, ( uint8_t* ) fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 2969 LoRaMacBufferPktLen = pktHeaderLen + fBufferSize;
mluis 0:91d1a7783bb9 2970 }
mluis 0:91d1a7783bb9 2971 break;
mluis 0:91d1a7783bb9 2972 default:
mluis 2:14a5d6ad92d5 2973 return LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 0:91d1a7783bb9 2974 }
mluis 2:14a5d6ad92d5 2975
mluis 2:14a5d6ad92d5 2976 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 2977 }
mluis 0:91d1a7783bb9 2978
mluis 2:14a5d6ad92d5 2979 LoRaMacStatus_t SendFrameOnChannel( ChannelParams_t channel )
mluis 0:91d1a7783bb9 2980 {
mluis 2:14a5d6ad92d5 2981 int8_t datarate = Datarates[ChannelsDatarate];
mluis 4:37c12dbc8dc7 2982 int8_t txPowerIndex = 0;
mluis 2:14a5d6ad92d5 2983 int8_t txPower = 0;
mluis 2:14a5d6ad92d5 2984
mluis 4:37c12dbc8dc7 2985 txPowerIndex = LimitTxPower( ChannelsTxPower );
mluis 4:37c12dbc8dc7 2986 txPower = TxPowers[txPowerIndex];
mluis 2:14a5d6ad92d5 2987
mluis 2:14a5d6ad92d5 2988 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 2989 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 2990 McpsConfirm.Datarate = ChannelsDatarate;
mluis 4:37c12dbc8dc7 2991 McpsConfirm.TxPower = txPowerIndex;
mluis 2:14a5d6ad92d5 2992
mluis 2:14a5d6ad92d5 2993 Radio.SetChannel( channel.Frequency );
mluis 2:14a5d6ad92d5 2994
mluis 2:14a5d6ad92d5 2995 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 2996 if( ChannelsDatarate == DR_7 )
mluis 2:14a5d6ad92d5 2997 { // High Speed FSK channel
mluis 2:14a5d6ad92d5 2998 Radio.SetMaxPayloadLength( MODEM_FSK, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 2999 Radio.SetTxConfig( MODEM_FSK, txPower, 25e3, 0, datarate * 1e3, 0, 5, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3000 TxTimeOnAir = Radio.TimeOnAir( MODEM_FSK, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3001
mluis 0:91d1a7783bb9 3002 }
mluis 2:14a5d6ad92d5 3003 else if( ChannelsDatarate == DR_6 )
mluis 2:14a5d6ad92d5 3004 { // High speed LoRa channel
mluis 2:14a5d6ad92d5 3005 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3006 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 1, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3007 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 3008 }
mluis 1:91e4e6c60d1e 3009 else
mluis 2:14a5d6ad92d5 3010 { // Normal LoRa channel
mluis 2:14a5d6ad92d5 3011 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3012 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 0, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3013 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 3014 }
mluis 2:14a5d6ad92d5 3015 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3016 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3017 if( ChannelsDatarate >= DR_4 )
mluis 2:14a5d6ad92d5 3018 { // High speed LoRa channel BW500 kHz
mluis 2:14a5d6ad92d5 3019 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 2, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3020 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 3021 }
mluis 1:91e4e6c60d1e 3022 else
mluis 2:14a5d6ad92d5 3023 { // Normal LoRa channel
mluis 2:14a5d6ad92d5 3024 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 0, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 3025 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 3026 }
mluis 0:91d1a7783bb9 3027 #else
mluis 0:91d1a7783bb9 3028 #error "Please define a frequency band in the compiler options."
mluis 0:91d1a7783bb9 3029 #endif
mluis 2:14a5d6ad92d5 3030
mluis 2:14a5d6ad92d5 3031 // Store the time on air
mluis 2:14a5d6ad92d5 3032 McpsConfirm.TxTimeOnAir = TxTimeOnAir;
mluis 2:14a5d6ad92d5 3033 MlmeConfirm.TxTimeOnAir = TxTimeOnAir;
mluis 2:14a5d6ad92d5 3034
mluis 2:14a5d6ad92d5 3035 // Starts the MAC layer status check timer
mluis 3:b9d87593a8ae 3036 TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
mluis 2:14a5d6ad92d5 3037 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 3038
mluis 2:14a5d6ad92d5 3039 // Send now
mluis 2:14a5d6ad92d5 3040 Radio.Send( LoRaMacBuffer, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 3041
mluis 2:14a5d6ad92d5 3042 LoRaMacState |= MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 3043
mluis 2:14a5d6ad92d5 3044 return LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3045 }
mluis 2:14a5d6ad92d5 3046
mluis 2:14a5d6ad92d5 3047 LoRaMacStatus_t LoRaMacInitialization( LoRaMacPrimitives_t *primitives, LoRaMacCallback_t *callbacks )
mluis 2:14a5d6ad92d5 3048 {
mluis 2:14a5d6ad92d5 3049 if( primitives == NULL )
mluis 2:14a5d6ad92d5 3050 {
mluis 2:14a5d6ad92d5 3051 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3052 }
mluis 2:14a5d6ad92d5 3053
mluis 2:14a5d6ad92d5 3054 if( ( primitives->MacMcpsConfirm == NULL ) ||
mluis 2:14a5d6ad92d5 3055 ( primitives->MacMcpsIndication == NULL ) ||
mluis 2:14a5d6ad92d5 3056 ( primitives->MacMlmeConfirm == NULL ))
mluis 2:14a5d6ad92d5 3057 {
mluis 2:14a5d6ad92d5 3058 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3059 }
mluis 2:14a5d6ad92d5 3060
mluis 2:14a5d6ad92d5 3061 LoRaMacPrimitives = primitives;
mluis 2:14a5d6ad92d5 3062 LoRaMacCallbacks = callbacks;
mluis 2:14a5d6ad92d5 3063
mluis 2:14a5d6ad92d5 3064 LoRaMacFlags.Value = 0;
mluis 2:14a5d6ad92d5 3065
mluis 2:14a5d6ad92d5 3066 LoRaMacDeviceClass = CLASS_A;
mluis 2:14a5d6ad92d5 3067
mluis 2:14a5d6ad92d5 3068 UpLinkCounter = 1;
mluis 2:14a5d6ad92d5 3069 DownLinkCounter = 0;
mluis 2:14a5d6ad92d5 3070 AdrAckCounter = 0;
mluis 2:14a5d6ad92d5 3071
mluis 2:14a5d6ad92d5 3072 RepeaterSupport = false;
mluis 2:14a5d6ad92d5 3073 IsRxWindowsEnabled = true;
mluis 2:14a5d6ad92d5 3074 IsLoRaMacNetworkJoined = false;
mluis 2:14a5d6ad92d5 3075 LoRaMacState = MAC_IDLE;
mluis 2:14a5d6ad92d5 3076
snelson 8:4816c8449bf2 3077 MulticastChannels = NULL;
snelson 8:4816c8449bf2 3078 IsUpLinkCounterFixed = false;
snelson 8:4816c8449bf2 3079 IsRxWindowsEnabled = true;
snelson 8:4816c8449bf2 3080 IsLoRaMacNetworkJoined = false;
snelson 8:4816c8449bf2 3081 AdrCtrlOn = false;
snelson 8:4816c8449bf2 3082 AdrAckCounter = 0;
snelson 8:4816c8449bf2 3083 NodeAckRequested = false;
snelson 8:4816c8449bf2 3084 SrvAckRequested = false;
snelson 8:4816c8449bf2 3085 MacCommandsInNextTx = false;
snelson 8:4816c8449bf2 3086 MacCommandsBufferIndex = 0;
snelson 8:4816c8449bf2 3087 AckTimeoutRetries = 1;
snelson 8:4816c8449bf2 3088 AckTimeoutRetriesCounter = 1;
snelson 8:4816c8449bf2 3089 AckTimeoutRetry = false;
snelson 8:4816c8449bf2 3090 TxTimeOnAir = 0;
snelson 8:4816c8449bf2 3091 RxSlot = 0;
snelson 8:4816c8449bf2 3092 //Rx2Channel = RX_WND_2_CHANNEL;
snelson 8:4816c8449bf2 3093 Rx1DrOffset = 0;
snelson 8:4816c8449bf2 3094 ChannelsTxPower = LORAMAC_DEFAULT_TX_POWER;
snelson 8:4816c8449bf2 3095 ChannelsDatarate = LORAMAC_DEFAULT_DATARATE;
snelson 8:4816c8449bf2 3096 ChannelsDefaultDatarate = LORAMAC_DEFAULT_DATARATE;
snelson 8:4816c8449bf2 3097 ChannelsNbRep = 1;
snelson 8:4816c8449bf2 3098 ChannelsNbRepCounter = 0;
snelson 8:4816c8449bf2 3099 MaxDCycle = 0;
snelson 8:4816c8449bf2 3100
snelson 8:4816c8449bf2 3101
mluis 2:14a5d6ad92d5 3102 #if defined( USE_BAND_433 )
mluis 2:14a5d6ad92d5 3103 ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
mluis 2:14a5d6ad92d5 3104 #elif defined( USE_BAND_780 )
mluis 2:14a5d6ad92d5 3105 ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
mluis 2:14a5d6ad92d5 3106 #elif defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3107 ChannelsMask[0] = LC( 1 ) + LC( 2 ) + LC( 3 );
mluis 2:14a5d6ad92d5 3108 #elif defined( USE_BAND_915 )
mluis 2:14a5d6ad92d5 3109 ChannelsMask[0] = 0xFFFF;
mluis 2:14a5d6ad92d5 3110 ChannelsMask[1] = 0xFFFF;
mluis 2:14a5d6ad92d5 3111 ChannelsMask[2] = 0xFFFF;
mluis 2:14a5d6ad92d5 3112 ChannelsMask[3] = 0xFFFF;
mluis 2:14a5d6ad92d5 3113 ChannelsMask[4] = 0x00FF;
mluis 2:14a5d6ad92d5 3114 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 3115
mluis 2:14a5d6ad92d5 3116 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, sizeof( ChannelsMask ) );
mluis 2:14a5d6ad92d5 3117 #elif defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3118 ChannelsMask[0] = 0x00FF;
mluis 2:14a5d6ad92d5 3119 ChannelsMask[1] = 0x0000;
mluis 2:14a5d6ad92d5 3120 ChannelsMask[2] = 0x0000;
mluis 2:14a5d6ad92d5 3121 ChannelsMask[3] = 0x0000;
mluis 2:14a5d6ad92d5 3122 ChannelsMask[4] = 0x0001;
mluis 2:14a5d6ad92d5 3123 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 3124
mluis 2:14a5d6ad92d5 3125 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask, sizeof( ChannelsMask ) );
mluis 2:14a5d6ad92d5 3126 #else
mluis 2:14a5d6ad92d5 3127 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 3128 #endif
mluis 2:14a5d6ad92d5 3129
mluis 2:14a5d6ad92d5 3130 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3131 // 125 kHz channels
mluis 2:14a5d6ad92d5 3132 for( uint8_t i = 0; i < LORA_MAX_NB_CHANNELS - 8; i++ )
mluis 0:91d1a7783bb9 3133 {
mluis 2:14a5d6ad92d5 3134 Channels[i].Frequency = 902.3e6 + i * 200e3;
mluis 2:14a5d6ad92d5 3135 Channels[i].DrRange.Value = ( DR_3 << 4 ) | DR_0;
mluis 2:14a5d6ad92d5 3136 Channels[i].Band = 0;
mluis 2:14a5d6ad92d5 3137 }
mluis 2:14a5d6ad92d5 3138 // 500 kHz channels
mluis 2:14a5d6ad92d5 3139 for( uint8_t i = LORA_MAX_NB_CHANNELS - 8; i < LORA_MAX_NB_CHANNELS; i++ )
mluis 2:14a5d6ad92d5 3140 {
mluis 2:14a5d6ad92d5 3141 Channels[i].Frequency = 903.0e6 + ( i - ( LORA_MAX_NB_CHANNELS - 8 ) ) * 1.6e6;
mluis 2:14a5d6ad92d5 3142 Channels[i].DrRange.Value = ( DR_4 << 4 ) | DR_4;
mluis 2:14a5d6ad92d5 3143 Channels[i].Band = 0;
mluis 2:14a5d6ad92d5 3144 }
mluis 2:14a5d6ad92d5 3145 #endif
mluis 2:14a5d6ad92d5 3146
mluis 2:14a5d6ad92d5 3147 ChannelsTxPower = LORAMAC_DEFAULT_TX_POWER;
mluis 2:14a5d6ad92d5 3148 ChannelsDefaultDatarate = ChannelsDatarate = LORAMAC_DEFAULT_DATARATE;
mluis 2:14a5d6ad92d5 3149 ChannelsNbRep = 1;
mluis 2:14a5d6ad92d5 3150 ChannelsNbRepCounter = 0;
mluis 2:14a5d6ad92d5 3151
mluis 2:14a5d6ad92d5 3152 MaxDCycle = 0;
mluis 2:14a5d6ad92d5 3153 AggregatedDCycle = 1;
mluis 2:14a5d6ad92d5 3154 AggregatedLastTxDoneTime = 0;
mluis 2:14a5d6ad92d5 3155 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 3156
mluis 2:14a5d6ad92d5 3157 #if defined( USE_BAND_433 )
mluis 2:14a5d6ad92d5 3158 DutyCycleOn = false;
mluis 2:14a5d6ad92d5 3159 #elif defined( USE_BAND_780 )
mluis 2:14a5d6ad92d5 3160 DutyCycleOn = false;
mluis 2:14a5d6ad92d5 3161 #elif defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3162 DutyCycleOn = true;
mluis 2:14a5d6ad92d5 3163 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 3164 DutyCycleOn = false;
mluis 2:14a5d6ad92d5 3165 #else
mluis 2:14a5d6ad92d5 3166 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 3167 #endif
mluis 2:14a5d6ad92d5 3168
mluis 2:14a5d6ad92d5 3169 MaxRxWindow = MAX_RX_WINDOW;
mluis 2:14a5d6ad92d5 3170 ReceiveDelay1 = RECEIVE_DELAY1;
mluis 2:14a5d6ad92d5 3171 ReceiveDelay2 = RECEIVE_DELAY2;
mluis 2:14a5d6ad92d5 3172 JoinAcceptDelay1 = JOIN_ACCEPT_DELAY1;
mluis 2:14a5d6ad92d5 3173 JoinAcceptDelay2 = JOIN_ACCEPT_DELAY2;
mluis 2:14a5d6ad92d5 3174
snelson 8:4816c8449bf2 3175 #if defined( USE_BAND_915 )
snelson 8:4816c8449bf2 3176 NextJoinBlock = 0;
snelson 8:4816c8449bf2 3177 LastJoinBlock = -1;
snelson 8:4816c8449bf2 3178 JoinBlocksRemaining = 0xff;
snelson 8:4816c8449bf2 3179 Join500KHzRemaining = 0xff;
snelson 8:4816c8449bf2 3180 #endif
snelson 8:4816c8449bf2 3181
snelson 8:4816c8449bf2 3182 LastJoinTxTime = 0;
snelson 8:4816c8449bf2 3183 JoinAggTimeOnAir = 0;
snelson 8:4816c8449bf2 3184
mluis 2:14a5d6ad92d5 3185 TimerInit( &MacStateCheckTimer, OnMacStateCheckTimerEvent );
mluis 2:14a5d6ad92d5 3186 TimerSetValue( &MacStateCheckTimer, MAC_STATE_CHECK_TIMEOUT );
mluis 2:14a5d6ad92d5 3187
mluis 2:14a5d6ad92d5 3188 TimerInit( &TxDelayedTimer, OnTxDelayedTimerEvent );
mluis 2:14a5d6ad92d5 3189 TimerInit( &RxWindowTimer1, OnRxWindow1TimerEvent );
mluis 2:14a5d6ad92d5 3190 TimerInit( &RxWindowTimer2, OnRxWindow2TimerEvent );
mluis 2:14a5d6ad92d5 3191 TimerInit( &AckTimeoutTimer, OnAckTimeoutTimerEvent );
mluis 2:14a5d6ad92d5 3192
mluis 2:14a5d6ad92d5 3193 // Initialize Radio driver
mluis 2:14a5d6ad92d5 3194 RadioEvents.TxDone = OnRadioTxDone;
mluis 2:14a5d6ad92d5 3195 RadioEvents.RxDone = OnRadioRxDone;
mluis 2:14a5d6ad92d5 3196 RadioEvents.RxError = OnRadioRxError;
mluis 2:14a5d6ad92d5 3197 RadioEvents.TxTimeout = OnRadioTxTimeout;
mluis 2:14a5d6ad92d5 3198 RadioEvents.RxTimeout = OnRadioRxTimeout;
mluis 2:14a5d6ad92d5 3199 Radio.Init( &RadioEvents );
mluis 2:14a5d6ad92d5 3200
mluis 2:14a5d6ad92d5 3201 // Random seed initialization
mluis 2:14a5d6ad92d5 3202 srand1( Radio.Random( ) );
mluis 2:14a5d6ad92d5 3203
mluis 2:14a5d6ad92d5 3204 // Initialize channel index.
mluis 2:14a5d6ad92d5 3205 Channel = LORA_MAX_NB_CHANNELS;
mluis 2:14a5d6ad92d5 3206
mluis 2:14a5d6ad92d5 3207 PublicNetwork = true;
mluis 2:14a5d6ad92d5 3208 SetPublicNetwork( PublicNetwork );
mluis 2:14a5d6ad92d5 3209 Radio.Sleep( );
mluis 2:14a5d6ad92d5 3210
mluis 2:14a5d6ad92d5 3211 return LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3212 }
mluis 2:14a5d6ad92d5 3213
mluis 2:14a5d6ad92d5 3214 LoRaMacStatus_t LoRaMacQueryTxPossible( uint8_t size, LoRaMacTxInfo_t* txInfo )
mluis 2:14a5d6ad92d5 3215 {
mluis 2:14a5d6ad92d5 3216 int8_t datarate = ChannelsDefaultDatarate;
mluis 2:14a5d6ad92d5 3217
mluis 2:14a5d6ad92d5 3218 if( txInfo == NULL )
mluis 2:14a5d6ad92d5 3219 {
mluis 2:14a5d6ad92d5 3220 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3221 }
mluis 2:14a5d6ad92d5 3222
snelson 8:4816c8449bf2 3223 AdrNextDr( AdrCtrlOn, false, &datarate, NULL );
mluis 2:14a5d6ad92d5 3224
mluis 2:14a5d6ad92d5 3225 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 3226 {
mluis 2:14a5d6ad92d5 3227 txInfo->CurrentPayloadSize = MaxPayloadOfDatarateRepeater[datarate];
mluis 0:91d1a7783bb9 3228 }
mluis 0:91d1a7783bb9 3229 else
mluis 0:91d1a7783bb9 3230 {
mluis 2:14a5d6ad92d5 3231 txInfo->CurrentPayloadSize = MaxPayloadOfDatarate[datarate];
mluis 0:91d1a7783bb9 3232 }
mluis 2:14a5d6ad92d5 3233
mluis 2:14a5d6ad92d5 3234 if( txInfo->CurrentPayloadSize >= MacCommandsBufferIndex )
mluis 0:91d1a7783bb9 3235 {
mluis 2:14a5d6ad92d5 3236 txInfo->MaxPossiblePayload = txInfo->CurrentPayloadSize - MacCommandsBufferIndex;
mluis 0:91d1a7783bb9 3237 }
mluis 0:91d1a7783bb9 3238 else
mluis 0:91d1a7783bb9 3239 {
mluis 2:14a5d6ad92d5 3240 return LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR;
mluis 2:14a5d6ad92d5 3241 }
mluis 2:14a5d6ad92d5 3242
mluis 2:14a5d6ad92d5 3243 if( ValidatePayloadLength( size, datarate, 0 ) == false )
mluis 2:14a5d6ad92d5 3244 {
mluis 2:14a5d6ad92d5 3245 return LORAMAC_STATUS_LENGTH_ERROR;
mluis 0:91d1a7783bb9 3246 }
mluis 2:14a5d6ad92d5 3247
mluis 2:14a5d6ad92d5 3248 if( ValidatePayloadLength( size, datarate, MacCommandsBufferIndex ) == false )
mluis 0:91d1a7783bb9 3249 {
mluis 2:14a5d6ad92d5 3250 return LORAMAC_STATUS_MAC_CMD_LENGTH_ERROR;
mluis 0:91d1a7783bb9 3251 }
mluis 0:91d1a7783bb9 3252
mluis 2:14a5d6ad92d5 3253 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3254 }
mluis 0:91d1a7783bb9 3255
mluis 2:14a5d6ad92d5 3256 LoRaMacStatus_t LoRaMacMibGetRequestConfirm( MibRequestConfirm_t *mibGet )
mluis 0:91d1a7783bb9 3257 {
mluis 2:14a5d6ad92d5 3258 LoRaMacStatus_t status = LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3259
mluis 2:14a5d6ad92d5 3260 if( mibGet == NULL )
mluis 2:14a5d6ad92d5 3261 {
mluis 2:14a5d6ad92d5 3262 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3263 }
mluis 2:14a5d6ad92d5 3264
mluis 2:14a5d6ad92d5 3265 switch( mibGet->Type )
mluis 0:91d1a7783bb9 3266 {
mluis 2:14a5d6ad92d5 3267 case MIB_DEVICE_CLASS:
mluis 2:14a5d6ad92d5 3268 {
mluis 2:14a5d6ad92d5 3269 mibGet->Param.Class = LoRaMacDeviceClass;
mluis 2:14a5d6ad92d5 3270 break;
mluis 2:14a5d6ad92d5 3271 }
mluis 2:14a5d6ad92d5 3272 case MIB_NETWORK_JOINED:
mluis 2:14a5d6ad92d5 3273 {
mluis 2:14a5d6ad92d5 3274 mibGet->Param.IsNetworkJoined = IsLoRaMacNetworkJoined;
mluis 2:14a5d6ad92d5 3275 break;
mluis 2:14a5d6ad92d5 3276 }
mluis 2:14a5d6ad92d5 3277 case MIB_ADR:
mluis 2:14a5d6ad92d5 3278 {
mluis 2:14a5d6ad92d5 3279 mibGet->Param.AdrEnable = AdrCtrlOn;
mluis 2:14a5d6ad92d5 3280 break;
mluis 2:14a5d6ad92d5 3281 }
mluis 2:14a5d6ad92d5 3282 case MIB_NET_ID:
mluis 2:14a5d6ad92d5 3283 {
mluis 2:14a5d6ad92d5 3284 mibGet->Param.NetID = LoRaMacNetID;
mluis 2:14a5d6ad92d5 3285 break;
mluis 2:14a5d6ad92d5 3286 }
mluis 2:14a5d6ad92d5 3287 case MIB_DEV_ADDR:
mluis 2:14a5d6ad92d5 3288 {
mluis 2:14a5d6ad92d5 3289 mibGet->Param.DevAddr = LoRaMacDevAddr;
mluis 2:14a5d6ad92d5 3290 break;
mluis 2:14a5d6ad92d5 3291 }
mluis 2:14a5d6ad92d5 3292 case MIB_NWK_SKEY:
mluis 2:14a5d6ad92d5 3293 {
mluis 2:14a5d6ad92d5 3294 mibGet->Param.NwkSKey = LoRaMacNwkSKey;
mluis 2:14a5d6ad92d5 3295 break;
mluis 2:14a5d6ad92d5 3296 }
mluis 2:14a5d6ad92d5 3297 case MIB_APP_SKEY:
mluis 2:14a5d6ad92d5 3298 {
mluis 2:14a5d6ad92d5 3299 mibGet->Param.AppSKey = LoRaMacAppSKey;
mluis 2:14a5d6ad92d5 3300 break;
mluis 2:14a5d6ad92d5 3301 }
mluis 2:14a5d6ad92d5 3302 case MIB_PUBLIC_NETWORK:
mluis 2:14a5d6ad92d5 3303 {
mluis 2:14a5d6ad92d5 3304 mibGet->Param.EnablePublicNetwork = PublicNetwork;
mluis 2:14a5d6ad92d5 3305 break;
mluis 2:14a5d6ad92d5 3306 }
mluis 2:14a5d6ad92d5 3307 case MIB_REPEATER_SUPPORT:
mluis 2:14a5d6ad92d5 3308 {
mluis 2:14a5d6ad92d5 3309 mibGet->Param.EnableRepeaterSupport = RepeaterSupport;
mluis 2:14a5d6ad92d5 3310 break;
mluis 2:14a5d6ad92d5 3311 }
mluis 2:14a5d6ad92d5 3312 case MIB_CHANNELS:
mluis 2:14a5d6ad92d5 3313 {
mluis 2:14a5d6ad92d5 3314 mibGet->Param.ChannelList = Channels;
mluis 2:14a5d6ad92d5 3315 break;
mluis 2:14a5d6ad92d5 3316 }
mluis 2:14a5d6ad92d5 3317 case MIB_RX2_CHANNEL:
mluis 2:14a5d6ad92d5 3318 {
mluis 2:14a5d6ad92d5 3319 mibGet->Param.Rx2Channel = Rx2Channel;
mluis 2:14a5d6ad92d5 3320 break;
mluis 2:14a5d6ad92d5 3321 }
mluis 2:14a5d6ad92d5 3322 case MIB_CHANNELS_MASK:
mluis 2:14a5d6ad92d5 3323 {
mluis 2:14a5d6ad92d5 3324 mibGet->Param.ChannelsMask = ChannelsMask;
mluis 2:14a5d6ad92d5 3325 break;
mluis 0:91d1a7783bb9 3326 }
mluis 2:14a5d6ad92d5 3327 case MIB_CHANNELS_NB_REP:
mluis 2:14a5d6ad92d5 3328 {
mluis 2:14a5d6ad92d5 3329 mibGet->Param.ChannelNbRep = ChannelsNbRep;
mluis 2:14a5d6ad92d5 3330 break;
mluis 2:14a5d6ad92d5 3331 }
mluis 2:14a5d6ad92d5 3332 case MIB_MAX_RX_WINDOW_DURATION:
mluis 2:14a5d6ad92d5 3333 {
mluis 2:14a5d6ad92d5 3334 mibGet->Param.MaxRxWindow = MaxRxWindow;
mluis 2:14a5d6ad92d5 3335 break;
mluis 2:14a5d6ad92d5 3336 }
mluis 2:14a5d6ad92d5 3337 case MIB_RECEIVE_DELAY_1:
mluis 2:14a5d6ad92d5 3338 {
mluis 2:14a5d6ad92d5 3339 mibGet->Param.ReceiveDelay1 = ReceiveDelay1;
mluis 2:14a5d6ad92d5 3340 break;
mluis 2:14a5d6ad92d5 3341 }
mluis 2:14a5d6ad92d5 3342 case MIB_RECEIVE_DELAY_2:
mluis 2:14a5d6ad92d5 3343 {
mluis 2:14a5d6ad92d5 3344 mibGet->Param.ReceiveDelay2 = ReceiveDelay2;
mluis 2:14a5d6ad92d5 3345 break;
mluis 2:14a5d6ad92d5 3346 }
mluis 2:14a5d6ad92d5 3347 case MIB_JOIN_ACCEPT_DELAY_1:
mluis 2:14a5d6ad92d5 3348 {
mluis 2:14a5d6ad92d5 3349 mibGet->Param.JoinAcceptDelay1 = JoinAcceptDelay1;
mluis 2:14a5d6ad92d5 3350 break;
mluis 2:14a5d6ad92d5 3351 }
mluis 2:14a5d6ad92d5 3352 case MIB_JOIN_ACCEPT_DELAY_2:
mluis 2:14a5d6ad92d5 3353 {
mluis 2:14a5d6ad92d5 3354 mibGet->Param.JoinAcceptDelay2 = JoinAcceptDelay2;
mluis 2:14a5d6ad92d5 3355 break;
mluis 2:14a5d6ad92d5 3356 }
mluis 4:37c12dbc8dc7 3357 case MIB_CHANNELS_DEFAULT_DATARATE:
mluis 4:37c12dbc8dc7 3358 {
mluis 4:37c12dbc8dc7 3359 mibGet->Param.ChannelsDefaultDatarate = ChannelsDefaultDatarate;
mluis 4:37c12dbc8dc7 3360 break;
mluis 4:37c12dbc8dc7 3361 }
mluis 2:14a5d6ad92d5 3362 case MIB_CHANNELS_DATARATE:
mluis 2:14a5d6ad92d5 3363 {
mluis 2:14a5d6ad92d5 3364 mibGet->Param.ChannelsDatarate = ChannelsDatarate;
mluis 2:14a5d6ad92d5 3365 break;
mluis 2:14a5d6ad92d5 3366 }
mluis 2:14a5d6ad92d5 3367 case MIB_CHANNELS_TX_POWER:
mluis 2:14a5d6ad92d5 3368 {
mluis 2:14a5d6ad92d5 3369 mibGet->Param.ChannelsTxPower = ChannelsTxPower;
mluis 2:14a5d6ad92d5 3370 break;
mluis 2:14a5d6ad92d5 3371 }
mluis 2:14a5d6ad92d5 3372 case MIB_UPLINK_COUNTER:
mluis 2:14a5d6ad92d5 3373 {
mluis 2:14a5d6ad92d5 3374 mibGet->Param.UpLinkCounter = UpLinkCounter;
mluis 2:14a5d6ad92d5 3375 break;
mluis 2:14a5d6ad92d5 3376 }
mluis 2:14a5d6ad92d5 3377 case MIB_DOWNLINK_COUNTER:
mluis 2:14a5d6ad92d5 3378 {
mluis 2:14a5d6ad92d5 3379 mibGet->Param.DownLinkCounter = DownLinkCounter;
mluis 2:14a5d6ad92d5 3380 break;
mluis 2:14a5d6ad92d5 3381 }
mluis 2:14a5d6ad92d5 3382 case MIB_MULTICAST_CHANNEL:
mluis 2:14a5d6ad92d5 3383 {
mluis 2:14a5d6ad92d5 3384 mibGet->Param.MulticastList = MulticastChannels;
mluis 2:14a5d6ad92d5 3385 break;
mluis 2:14a5d6ad92d5 3386 }
mluis 2:14a5d6ad92d5 3387 default:
mluis 2:14a5d6ad92d5 3388 status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3389 break;
mluis 0:91d1a7783bb9 3390 }
mluis 0:91d1a7783bb9 3391
mluis 2:14a5d6ad92d5 3392 return status;
mluis 0:91d1a7783bb9 3393 }
mluis 2:14a5d6ad92d5 3394
mluis 2:14a5d6ad92d5 3395 LoRaMacStatus_t LoRaMacMibSetRequestConfirm( MibRequestConfirm_t *mibSet )
mluis 0:91d1a7783bb9 3396 {
mluis 2:14a5d6ad92d5 3397 LoRaMacStatus_t status = LORAMAC_STATUS_OK;
mluis 2:14a5d6ad92d5 3398
mluis 2:14a5d6ad92d5 3399 if( mibSet == NULL )
mluis 2:14a5d6ad92d5 3400 {
mluis 2:14a5d6ad92d5 3401 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 0:91d1a7783bb9 3402 }
mluis 0:91d1a7783bb9 3403 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 0:91d1a7783bb9 3404 {
mluis 2:14a5d6ad92d5 3405 return LORAMAC_STATUS_BUSY;
mluis 0:91d1a7783bb9 3406 }
mluis 2:14a5d6ad92d5 3407
mluis 2:14a5d6ad92d5 3408 switch( mibSet->Type )
mluis 0:91d1a7783bb9 3409 {
mluis 2:14a5d6ad92d5 3410 case MIB_DEVICE_CLASS:
mluis 2:14a5d6ad92d5 3411 {
mluis 2:14a5d6ad92d5 3412 LoRaMacDeviceClass = mibSet->Param.Class;
mluis 2:14a5d6ad92d5 3413 switch( LoRaMacDeviceClass )
mluis 2:14a5d6ad92d5 3414 {
mluis 2:14a5d6ad92d5 3415 case CLASS_A:
mluis 2:14a5d6ad92d5 3416 {
mluis 2:14a5d6ad92d5 3417 // Set the radio into sleep to setup a defined state
mluis 2:14a5d6ad92d5 3418 Radio.Sleep( );
mluis 2:14a5d6ad92d5 3419 break;
mluis 2:14a5d6ad92d5 3420 }
mluis 2:14a5d6ad92d5 3421 case CLASS_B:
mluis 2:14a5d6ad92d5 3422 {
mluis 2:14a5d6ad92d5 3423 break;
mluis 2:14a5d6ad92d5 3424 }
mluis 2:14a5d6ad92d5 3425 case CLASS_C:
mluis 2:14a5d6ad92d5 3426 {
mluis 2:14a5d6ad92d5 3427 // Set the NodeAckRequested indicator to default
mluis 2:14a5d6ad92d5 3428 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 3429 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 3430 break;
mluis 2:14a5d6ad92d5 3431 }
mluis 2:14a5d6ad92d5 3432 }
mluis 2:14a5d6ad92d5 3433 break;
mluis 2:14a5d6ad92d5 3434 }
mluis 2:14a5d6ad92d5 3435 case MIB_NETWORK_JOINED:
mluis 2:14a5d6ad92d5 3436 {
mluis 2:14a5d6ad92d5 3437 IsLoRaMacNetworkJoined = mibSet->Param.IsNetworkJoined;
snelson 8:4816c8449bf2 3438 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 3439 if( IsLoRaMacNetworkJoined == false )
snelson 8:4816c8449bf2 3440 {
snelson 8:4816c8449bf2 3441 NextJoinBlock = 0;
snelson 8:4816c8449bf2 3442 JoinBlocksRemaining = 0xff;
snelson 8:4816c8449bf2 3443 Join500KHzRemaining = 0xff;
snelson 8:4816c8449bf2 3444 }
snelson 8:4816c8449bf2 3445 #endif
mluis 2:14a5d6ad92d5 3446 break;
mluis 2:14a5d6ad92d5 3447 }
mluis 2:14a5d6ad92d5 3448 case MIB_ADR:
mluis 2:14a5d6ad92d5 3449 {
mluis 2:14a5d6ad92d5 3450 AdrCtrlOn = mibSet->Param.AdrEnable;
mluis 2:14a5d6ad92d5 3451 break;
mluis 2:14a5d6ad92d5 3452 }
mluis 2:14a5d6ad92d5 3453 case MIB_NET_ID:
mluis 2:14a5d6ad92d5 3454 {
mluis 2:14a5d6ad92d5 3455 LoRaMacNetID = mibSet->Param.NetID;
mluis 2:14a5d6ad92d5 3456 break;
mluis 2:14a5d6ad92d5 3457 }
mluis 2:14a5d6ad92d5 3458 case MIB_DEV_ADDR:
mluis 2:14a5d6ad92d5 3459 {
mluis 2:14a5d6ad92d5 3460 LoRaMacDevAddr = mibSet->Param.DevAddr;
mluis 2:14a5d6ad92d5 3461 break;
mluis 2:14a5d6ad92d5 3462 }
mluis 2:14a5d6ad92d5 3463 case MIB_NWK_SKEY:
mluis 0:91d1a7783bb9 3464 {
mluis 2:14a5d6ad92d5 3465 if( mibSet->Param.NwkSKey != NULL )
mluis 2:14a5d6ad92d5 3466 {
mluis 2:14a5d6ad92d5 3467 memcpy1( LoRaMacNwkSKey, mibSet->Param.NwkSKey,
mluis 2:14a5d6ad92d5 3468 sizeof( LoRaMacNwkSKey ) );
mluis 2:14a5d6ad92d5 3469 }
mluis 2:14a5d6ad92d5 3470 else
mluis 2:14a5d6ad92d5 3471 {
mluis 2:14a5d6ad92d5 3472 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3473 }
mluis 2:14a5d6ad92d5 3474 break;
mluis 2:14a5d6ad92d5 3475 }
mluis 2:14a5d6ad92d5 3476 case MIB_APP_SKEY:
mluis 2:14a5d6ad92d5 3477 {
mluis 2:14a5d6ad92d5 3478 if( mibSet->Param.AppSKey != NULL )
mluis 2:14a5d6ad92d5 3479 {
mluis 2:14a5d6ad92d5 3480 memcpy1( LoRaMacAppSKey, mibSet->Param.AppSKey,
mluis 2:14a5d6ad92d5 3481 sizeof( LoRaMacAppSKey ) );
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_PUBLIC_NETWORK:
mluis 2:14a5d6ad92d5 3490 {
mluis 2:14a5d6ad92d5 3491 SetPublicNetwork( mibSet->Param.EnablePublicNetwork );
mluis 2:14a5d6ad92d5 3492 break;
mluis 0:91d1a7783bb9 3493 }
mluis 2:14a5d6ad92d5 3494 case MIB_REPEATER_SUPPORT:
mluis 2:14a5d6ad92d5 3495 {
mluis 2:14a5d6ad92d5 3496 RepeaterSupport = mibSet->Param.EnableRepeaterSupport;
mluis 2:14a5d6ad92d5 3497 break;
mluis 2:14a5d6ad92d5 3498 }
mluis 2:14a5d6ad92d5 3499 case MIB_RX2_CHANNEL:
mluis 2:14a5d6ad92d5 3500 {
mluis 2:14a5d6ad92d5 3501 Rx2Channel = mibSet->Param.Rx2Channel;
mluis 2:14a5d6ad92d5 3502 break;
mluis 2:14a5d6ad92d5 3503 }
mluis 2:14a5d6ad92d5 3504 case MIB_CHANNELS_MASK:
mluis 2:14a5d6ad92d5 3505 {
mluis 2:14a5d6ad92d5 3506 if( mibSet->Param.ChannelsMask )
mluis 2:14a5d6ad92d5 3507 {
mluis 2:14a5d6ad92d5 3508 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 3509 bool chanMaskState = true;
mluis 4:37c12dbc8dc7 3510
mluis 4:37c12dbc8dc7 3511 #if defined( USE_BAND_915_HYBRID )
mluis 4:37c12dbc8dc7 3512 chanMaskState = ValidateChannelMask( mibSet->Param.ChannelsMask );
mluis 4:37c12dbc8dc7 3513 #endif
mluis 4:37c12dbc8dc7 3514 if( chanMaskState == true )
mluis 2:14a5d6ad92d5 3515 {
mluis 4:37c12dbc8dc7 3516 if( ( CountNbEnabled125kHzChannels( mibSet->Param.ChannelsMask ) < 6 ) &&
mluis 4:37c12dbc8dc7 3517 ( CountNbEnabled125kHzChannels( mibSet->Param.ChannelsMask ) > 0 ) )
mluis 4:37c12dbc8dc7 3518 {
mluis 4:37c12dbc8dc7 3519 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 4:37c12dbc8dc7 3520 }
mluis 4:37c12dbc8dc7 3521 else
mluis 4:37c12dbc8dc7 3522 {
mluis 4:37c12dbc8dc7 3523 memcpy1( ( uint8_t* ) ChannelsMask,
mluis 4:37c12dbc8dc7 3524 ( uint8_t* ) mibSet->Param.ChannelsMask, sizeof( ChannelsMask ) );
mluis 4:37c12dbc8dc7 3525 for ( uint8_t i = 0; i < sizeof( ChannelsMask ) / 2; i++ )
mluis 4:37c12dbc8dc7 3526 {
mluis 4:37c12dbc8dc7 3527 // Disable channels which are no longer available
mluis 4:37c12dbc8dc7 3528 ChannelsMaskRemaining[i] &= ChannelsMask[i];
mluis 4:37c12dbc8dc7 3529 }
mluis 4:37c12dbc8dc7 3530 }
mluis 2:14a5d6ad92d5 3531 }
mluis 2:14a5d6ad92d5 3532 else
mluis 2:14a5d6ad92d5 3533 {
mluis 4:37c12dbc8dc7 3534 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3535 }
mluis 0:91d1a7783bb9 3536 #else
mluis 2:14a5d6ad92d5 3537 memcpy1( ( uint8_t* ) ChannelsMask,
mluis 2:14a5d6ad92d5 3538 ( uint8_t* ) mibSet->Param.ChannelsMask, 2 );
mluis 0:91d1a7783bb9 3539 #endif
mluis 2:14a5d6ad92d5 3540 }
mluis 2:14a5d6ad92d5 3541 else
mluis 2:14a5d6ad92d5 3542 {
mluis 2:14a5d6ad92d5 3543 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3544 }
mluis 2:14a5d6ad92d5 3545 break;
mluis 2:14a5d6ad92d5 3546 }
mluis 2:14a5d6ad92d5 3547 case MIB_CHANNELS_NB_REP:
mluis 2:14a5d6ad92d5 3548 {
mluis 2:14a5d6ad92d5 3549 if( ( mibSet->Param.ChannelNbRep >= 1 ) &&
mluis 2:14a5d6ad92d5 3550 ( mibSet->Param.ChannelNbRep <= 15 ) )
mluis 2:14a5d6ad92d5 3551 {
mluis 2:14a5d6ad92d5 3552 ChannelsNbRep = mibSet->Param.ChannelNbRep;
mluis 2:14a5d6ad92d5 3553 }
mluis 2:14a5d6ad92d5 3554 else
mluis 2:14a5d6ad92d5 3555 {
mluis 2:14a5d6ad92d5 3556 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3557 }
mluis 2:14a5d6ad92d5 3558 break;
mluis 2:14a5d6ad92d5 3559 }
mluis 2:14a5d6ad92d5 3560 case MIB_MAX_RX_WINDOW_DURATION:
mluis 2:14a5d6ad92d5 3561 {
mluis 2:14a5d6ad92d5 3562 MaxRxWindow = mibSet->Param.MaxRxWindow;
mluis 2:14a5d6ad92d5 3563 break;
mluis 2:14a5d6ad92d5 3564 }
mluis 2:14a5d6ad92d5 3565 case MIB_RECEIVE_DELAY_1:
mluis 2:14a5d6ad92d5 3566 {
mluis 2:14a5d6ad92d5 3567 ReceiveDelay1 = mibSet->Param.ReceiveDelay1;
mluis 2:14a5d6ad92d5 3568 break;
mluis 2:14a5d6ad92d5 3569 }
mluis 2:14a5d6ad92d5 3570 case MIB_RECEIVE_DELAY_2:
mluis 2:14a5d6ad92d5 3571 {
mluis 2:14a5d6ad92d5 3572 ReceiveDelay2 = mibSet->Param.ReceiveDelay2;
mluis 2:14a5d6ad92d5 3573 break;
mluis 2:14a5d6ad92d5 3574 }
mluis 2:14a5d6ad92d5 3575 case MIB_JOIN_ACCEPT_DELAY_1:
mluis 2:14a5d6ad92d5 3576 {
mluis 2:14a5d6ad92d5 3577 JoinAcceptDelay1 = mibSet->Param.JoinAcceptDelay1;
mluis 2:14a5d6ad92d5 3578 break;
mluis 2:14a5d6ad92d5 3579 }
mluis 2:14a5d6ad92d5 3580 case MIB_JOIN_ACCEPT_DELAY_2:
mluis 2:14a5d6ad92d5 3581 {
mluis 2:14a5d6ad92d5 3582 JoinAcceptDelay2 = mibSet->Param.JoinAcceptDelay2;
mluis 2:14a5d6ad92d5 3583 break;
mluis 2:14a5d6ad92d5 3584 }
mluis 4:37c12dbc8dc7 3585 case MIB_CHANNELS_DEFAULT_DATARATE:
mluis 4:37c12dbc8dc7 3586 {
mluis 4:37c12dbc8dc7 3587 if( ValueInRange( mibSet->Param.ChannelsDefaultDatarate,
mluis 4:37c12dbc8dc7 3588 LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) )
mluis 4:37c12dbc8dc7 3589 {
mluis 4:37c12dbc8dc7 3590 ChannelsDefaultDatarate = mibSet->Param.ChannelsDefaultDatarate;
mluis 4:37c12dbc8dc7 3591 }
mluis 4:37c12dbc8dc7 3592 else
mluis 4:37c12dbc8dc7 3593 {
mluis 4:37c12dbc8dc7 3594 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 4:37c12dbc8dc7 3595 }
mluis 4:37c12dbc8dc7 3596 break;
mluis 4:37c12dbc8dc7 3597 }
mluis 2:14a5d6ad92d5 3598 case MIB_CHANNELS_DATARATE:
mluis 2:14a5d6ad92d5 3599 {
mluis 2:14a5d6ad92d5 3600 if( ValueInRange( mibSet->Param.ChannelsDatarate,
mluis 4:37c12dbc8dc7 3601 LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) )
mluis 2:14a5d6ad92d5 3602 {
mluis 2:14a5d6ad92d5 3603 ChannelsDatarate = mibSet->Param.ChannelsDatarate;
mluis 2:14a5d6ad92d5 3604 }
mluis 2:14a5d6ad92d5 3605 else
mluis 2:14a5d6ad92d5 3606 {
mluis 2:14a5d6ad92d5 3607 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3608 }
mluis 2:14a5d6ad92d5 3609 break;
mluis 2:14a5d6ad92d5 3610 }
mluis 2:14a5d6ad92d5 3611 case MIB_CHANNELS_TX_POWER:
mluis 2:14a5d6ad92d5 3612 {
mluis 2:14a5d6ad92d5 3613 if( ValueInRange( mibSet->Param.ChannelsTxPower,
mluis 2:14a5d6ad92d5 3614 LORAMAC_MAX_TX_POWER, LORAMAC_MIN_TX_POWER ) )
mluis 2:14a5d6ad92d5 3615 {
mluis 2:14a5d6ad92d5 3616 ChannelsTxPower = mibSet->Param.ChannelsTxPower;
mluis 2:14a5d6ad92d5 3617 }
mluis 2:14a5d6ad92d5 3618 else
mluis 2:14a5d6ad92d5 3619 {
mluis 2:14a5d6ad92d5 3620 status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3621 }
mluis 2:14a5d6ad92d5 3622 break;
mluis 2:14a5d6ad92d5 3623 }
mluis 4:37c12dbc8dc7 3624 case MIB_UPLINK_COUNTER:
mluis 4:37c12dbc8dc7 3625 {
mluis 4:37c12dbc8dc7 3626 UpLinkCounter = mibSet->Param.UpLinkCounter;
mluis 4:37c12dbc8dc7 3627 break;
mluis 4:37c12dbc8dc7 3628 }
mluis 4:37c12dbc8dc7 3629 case MIB_DOWNLINK_COUNTER:
mluis 4:37c12dbc8dc7 3630 {
mluis 4:37c12dbc8dc7 3631 DownLinkCounter = mibSet->Param.DownLinkCounter;
mluis 4:37c12dbc8dc7 3632 break;
mluis 4:37c12dbc8dc7 3633 }
mluis 2:14a5d6ad92d5 3634 default:
mluis 2:14a5d6ad92d5 3635 status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3636 break;
mluis 0:91d1a7783bb9 3637 }
mluis 0:91d1a7783bb9 3638
mluis 2:14a5d6ad92d5 3639 return status;
mluis 0:91d1a7783bb9 3640 }
mluis 0:91d1a7783bb9 3641
mluis 2:14a5d6ad92d5 3642 LoRaMacStatus_t LoRaMacChannelAdd( uint8_t id, ChannelParams_t params )
mluis 0:91d1a7783bb9 3643 {
mluis 3:b9d87593a8ae 3644 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 3:b9d87593a8ae 3645 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 3:b9d87593a8ae 3646 #else
mluis 3:b9d87593a8ae 3647 bool datarateInvalid = false;
mluis 3:b9d87593a8ae 3648 bool frequencyInvalid = false;
mluis 3:b9d87593a8ae 3649 uint8_t band = 0;
mluis 3:b9d87593a8ae 3650
mluis 3:b9d87593a8ae 3651 // The id must not exceed LORA_MAX_NB_CHANNELS
mluis 2:14a5d6ad92d5 3652 if( id >= LORA_MAX_NB_CHANNELS )
mluis 0:91d1a7783bb9 3653 {
mluis 2:14a5d6ad92d5 3654 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 0:91d1a7783bb9 3655 }
mluis 3:b9d87593a8ae 3656 // Validate if the MAC is in a correct state
mluis 2:14a5d6ad92d5 3657 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 0:91d1a7783bb9 3658 {
mluis 3:b9d87593a8ae 3659 if( ( LoRaMacState & MAC_TX_CONFIG ) != MAC_TX_CONFIG )
mluis 3:b9d87593a8ae 3660 {
mluis 3:b9d87593a8ae 3661 return LORAMAC_STATUS_BUSY;
mluis 3:b9d87593a8ae 3662 }
mluis 0:91d1a7783bb9 3663 }
mluis 3:b9d87593a8ae 3664 // Validate the datarate
mluis 2:14a5d6ad92d5 3665 if( ( params.DrRange.Fields.Min > params.DrRange.Fields.Max ) ||
mluis 4:37c12dbc8dc7 3666 ( ValueInRange( params.DrRange.Fields.Min, LORAMAC_TX_MIN_DATARATE,
mluis 4:37c12dbc8dc7 3667 LORAMAC_TX_MAX_DATARATE ) == false ) ||
mluis 4:37c12dbc8dc7 3668 ( ValueInRange( params.DrRange.Fields.Max, LORAMAC_TX_MIN_DATARATE,
mluis 4:37c12dbc8dc7 3669 LORAMAC_TX_MAX_DATARATE ) == false ) )
mluis 0:91d1a7783bb9 3670 {
mluis 3:b9d87593a8ae 3671 datarateInvalid = true;
mluis 0:91d1a7783bb9 3672 }
mluis 2:14a5d6ad92d5 3673
mluis 3:b9d87593a8ae 3674 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 3:b9d87593a8ae 3675 if( id < 3 )
mluis 0:91d1a7783bb9 3676 {
mluis 3:b9d87593a8ae 3677 if( params.Frequency != Channels[id].Frequency )
mluis 0:91d1a7783bb9 3678 {
mluis 3:b9d87593a8ae 3679 frequencyInvalid = true;
mluis 3:b9d87593a8ae 3680 }
mluis 3:b9d87593a8ae 3681
mluis 4:37c12dbc8dc7 3682 if( params.DrRange.Fields.Min > ChannelsDefaultDatarate )
mluis 3:b9d87593a8ae 3683 {
mluis 3:b9d87593a8ae 3684 datarateInvalid = true;
mluis 3:b9d87593a8ae 3685 }
mluis 4:37c12dbc8dc7 3686 if( ValueInRange( params.DrRange.Fields.Max, DR_5, LORAMAC_TX_MAX_DATARATE ) == false )
mluis 3:b9d87593a8ae 3687 {
mluis 3:b9d87593a8ae 3688 datarateInvalid = true;
mluis 0:91d1a7783bb9 3689 }
mluis 0:91d1a7783bb9 3690 }
mluis 3:b9d87593a8ae 3691 #endif
mluis 3:b9d87593a8ae 3692
mluis 3:b9d87593a8ae 3693 // Validate the frequency
mluis 3:b9d87593a8ae 3694 if( ( Radio.CheckRfFrequency( params.Frequency ) == true ) && ( params.Frequency > 0 ) && ( frequencyInvalid == false ) )
mluis 0:91d1a7783bb9 3695 {
mluis 3:b9d87593a8ae 3696 #if defined( USE_BAND_868 )
mluis 3:b9d87593a8ae 3697 if( ( params.Frequency >= 865000000 ) && ( params.Frequency <= 868000000 ) )
mluis 0:91d1a7783bb9 3698 {
mluis 3:b9d87593a8ae 3699 band = BAND_G1_0;
mluis 0:91d1a7783bb9 3700 }
mluis 3:b9d87593a8ae 3701 else if( ( params.Frequency > 868000000 ) && ( params.Frequency <= 868600000 ) )
mluis 0:91d1a7783bb9 3702 {
mluis 3:b9d87593a8ae 3703 band = BAND_G1_1;
mluis 0:91d1a7783bb9 3704 }
mluis 3:b9d87593a8ae 3705 else if( ( params.Frequency >= 868700000 ) && ( params.Frequency <= 869200000 ) )
mluis 0:91d1a7783bb9 3706 {
mluis 3:b9d87593a8ae 3707 band = BAND_G1_2;
mluis 3:b9d87593a8ae 3708 }
mluis 3:b9d87593a8ae 3709 else if( ( params.Frequency >= 869400000 ) && ( params.Frequency <= 869650000 ) )
mluis 3:b9d87593a8ae 3710 {
mluis 3:b9d87593a8ae 3711 band = BAND_G1_3;
mluis 0:91d1a7783bb9 3712 }
mluis 3:b9d87593a8ae 3713 else if( ( params.Frequency >= 869700000 ) && ( params.Frequency <= 870000000 ) )
mluis 0:91d1a7783bb9 3714 {
mluis 3:b9d87593a8ae 3715 band = BAND_G1_4;
mluis 0:91d1a7783bb9 3716 }
mluis 3:b9d87593a8ae 3717 else
mluis 3:b9d87593a8ae 3718 {
mluis 3:b9d87593a8ae 3719 frequencyInvalid = true;
mluis 3:b9d87593a8ae 3720 }
mluis 3:b9d87593a8ae 3721 #endif
mluis 0:91d1a7783bb9 3722 }
mluis 0:91d1a7783bb9 3723 else
mluis 0:91d1a7783bb9 3724 {
mluis 3:b9d87593a8ae 3725 frequencyInvalid = true;
mluis 3:b9d87593a8ae 3726 }
mluis 3:b9d87593a8ae 3727
mluis 3:b9d87593a8ae 3728 if( ( datarateInvalid == true ) && ( frequencyInvalid == true ) )
mluis 3:b9d87593a8ae 3729 {
mluis 3:b9d87593a8ae 3730 return LORAMAC_STATUS_FREQ_AND_DR_INVALID;
mluis 0:91d1a7783bb9 3731 }
mluis 3:b9d87593a8ae 3732 if( datarateInvalid == true )
mluis 3:b9d87593a8ae 3733 {
mluis 3:b9d87593a8ae 3734 return LORAMAC_STATUS_DATARATE_INVALID;
mluis 3:b9d87593a8ae 3735 }
mluis 3:b9d87593a8ae 3736 if( frequencyInvalid == true )
mluis 0:91d1a7783bb9 3737 {
mluis 3:b9d87593a8ae 3738 return LORAMAC_STATUS_FREQUENCY_INVALID;
mluis 2:14a5d6ad92d5 3739 }
mluis 2:14a5d6ad92d5 3740
mluis 3:b9d87593a8ae 3741 // Every parameter is valid, activate the channel
mluis 3:b9d87593a8ae 3742 Channels[id] = params;
mluis 3:b9d87593a8ae 3743 Channels[id].Band = band;
mluis 3:b9d87593a8ae 3744 ChannelsMask[0] |= ( 1 << id );
mluis 3:b9d87593a8ae 3745
mluis 2:14a5d6ad92d5 3746 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3747 #endif
mluis 0:91d1a7783bb9 3748 }
mluis 0:91d1a7783bb9 3749
mluis 2:14a5d6ad92d5 3750 LoRaMacStatus_t LoRaMacChannelRemove( uint8_t id )
mluis 0:91d1a7783bb9 3751 {
mluis 3:b9d87593a8ae 3752 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 3753 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 0:91d1a7783bb9 3754 {
mluis 3:b9d87593a8ae 3755 if( ( LoRaMacState & MAC_TX_CONFIG ) != MAC_TX_CONFIG )
mluis 3:b9d87593a8ae 3756 {
mluis 3:b9d87593a8ae 3757 return LORAMAC_STATUS_BUSY;
mluis 3:b9d87593a8ae 3758 }
mluis 0:91d1a7783bb9 3759 }
mluis 3:b9d87593a8ae 3760
mluis 4:37c12dbc8dc7 3761 if( ( id < 3 ) || ( id >= LORA_MAX_NB_CHANNELS ) )
mluis 0:91d1a7783bb9 3762 {
mluis 3:b9d87593a8ae 3763 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 3:b9d87593a8ae 3764 }
mluis 3:b9d87593a8ae 3765 else
mluis 3:b9d87593a8ae 3766 {
mluis 3:b9d87593a8ae 3767 // Remove the channel from the list of channels
mluis 3:b9d87593a8ae 3768 Channels[id] = ( ChannelParams_t ){ 0, { 0 }, 0 };
mluis 4:37c12dbc8dc7 3769
mluis 3:b9d87593a8ae 3770 // Disable the channel as it doesn't exist anymore
mluis 3:b9d87593a8ae 3771 if( DisableChannelInMask( id, ChannelsMask ) == false )
mluis 2:14a5d6ad92d5 3772 {
mluis 2:14a5d6ad92d5 3773 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3774 }
mluis 0:91d1a7783bb9 3775 }
mluis 3:b9d87593a8ae 3776 return LORAMAC_STATUS_OK;
mluis 3:b9d87593a8ae 3777 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 3:b9d87593a8ae 3778 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3779 #endif
mluis 2:14a5d6ad92d5 3780 }
mluis 2:14a5d6ad92d5 3781
mluis 2:14a5d6ad92d5 3782 LoRaMacStatus_t LoRaMacMulticastChannelLink( MulticastParams_t *channelParam )
mluis 2:14a5d6ad92d5 3783 {
mluis 2:14a5d6ad92d5 3784 if( channelParam == NULL )
mluis 2:14a5d6ad92d5 3785 {
mluis 2:14a5d6ad92d5 3786 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3787 }
mluis 2:14a5d6ad92d5 3788 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 2:14a5d6ad92d5 3789 {
mluis 2:14a5d6ad92d5 3790 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3791 }
mluis 2:14a5d6ad92d5 3792
mluis 2:14a5d6ad92d5 3793 // Reset downlink counter
mluis 2:14a5d6ad92d5 3794 channelParam->DownLinkCounter = 0;
mluis 2:14a5d6ad92d5 3795
mluis 2:14a5d6ad92d5 3796 if( MulticastChannels == NULL )
mluis 2:14a5d6ad92d5 3797 {
mluis 2:14a5d6ad92d5 3798 // New node is the fist element
mluis 2:14a5d6ad92d5 3799 MulticastChannels = channelParam;
mluis 0:91d1a7783bb9 3800 }
mluis 0:91d1a7783bb9 3801 else
mluis 0:91d1a7783bb9 3802 {
mluis 2:14a5d6ad92d5 3803 MulticastParams_t *cur = MulticastChannels;
mluis 2:14a5d6ad92d5 3804
mluis 2:14a5d6ad92d5 3805 // Search the last node in the list
mluis 2:14a5d6ad92d5 3806 while( cur->Next != NULL )
mluis 2:14a5d6ad92d5 3807 {
mluis 2:14a5d6ad92d5 3808 cur = cur->Next;
mluis 2:14a5d6ad92d5 3809 }
mluis 2:14a5d6ad92d5 3810 // This function always finds the last node
mluis 2:14a5d6ad92d5 3811 cur->Next = channelParam;
mluis 0:91d1a7783bb9 3812 }
mluis 2:14a5d6ad92d5 3813
mluis 2:14a5d6ad92d5 3814 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3815 }
mluis 0:91d1a7783bb9 3816
mluis 2:14a5d6ad92d5 3817 LoRaMacStatus_t LoRaMacMulticastChannelUnlink( MulticastParams_t *channelParam )
mluis 0:91d1a7783bb9 3818 {
mluis 2:14a5d6ad92d5 3819 if( channelParam == NULL )
mluis 0:91d1a7783bb9 3820 {
mluis 2:14a5d6ad92d5 3821 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 0:91d1a7783bb9 3822 }
mluis 2:14a5d6ad92d5 3823 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 2:14a5d6ad92d5 3824 {
mluis 2:14a5d6ad92d5 3825 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3826 }
mluis 2:14a5d6ad92d5 3827
mluis 2:14a5d6ad92d5 3828 if( MulticastChannels != NULL )
mluis 0:91d1a7783bb9 3829 {
mluis 2:14a5d6ad92d5 3830 if( MulticastChannels == channelParam )
mluis 2:14a5d6ad92d5 3831 {
mluis 2:14a5d6ad92d5 3832 // First element
mluis 2:14a5d6ad92d5 3833 MulticastChannels = channelParam->Next;
mluis 2:14a5d6ad92d5 3834 }
mluis 2:14a5d6ad92d5 3835 else
mluis 2:14a5d6ad92d5 3836 {
mluis 2:14a5d6ad92d5 3837 MulticastParams_t *cur = MulticastChannels;
mluis 2:14a5d6ad92d5 3838
mluis 2:14a5d6ad92d5 3839 // Search the node in the list
mluis 2:14a5d6ad92d5 3840 while( cur->Next && cur->Next != channelParam )
mluis 2:14a5d6ad92d5 3841 {
mluis 2:14a5d6ad92d5 3842 cur = cur->Next;
mluis 2:14a5d6ad92d5 3843 }
mluis 2:14a5d6ad92d5 3844 // If we found the node, remove it
mluis 2:14a5d6ad92d5 3845 if( cur->Next )
mluis 2:14a5d6ad92d5 3846 {
mluis 2:14a5d6ad92d5 3847 cur->Next = channelParam->Next;
mluis 2:14a5d6ad92d5 3848 }
mluis 2:14a5d6ad92d5 3849 }
mluis 2:14a5d6ad92d5 3850 channelParam->Next = NULL;
mluis 0:91d1a7783bb9 3851 }
mluis 2:14a5d6ad92d5 3852
mluis 2:14a5d6ad92d5 3853 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 3854 }
mluis 0:91d1a7783bb9 3855
mluis 2:14a5d6ad92d5 3856 LoRaMacStatus_t LoRaMacMlmeRequest( MlmeReq_t *mlmeRequest )
mluis 0:91d1a7783bb9 3857 {
mluis 2:14a5d6ad92d5 3858 LoRaMacStatus_t status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3859 LoRaMacHeader_t macHdr;
mluis 2:14a5d6ad92d5 3860
mluis 2:14a5d6ad92d5 3861 if( mlmeRequest == NULL )
mluis 2:14a5d6ad92d5 3862 {
mluis 2:14a5d6ad92d5 3863 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3864 }
mluis 2:14a5d6ad92d5 3865 if( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING )
mluis 2:14a5d6ad92d5 3866 {
mluis 2:14a5d6ad92d5 3867 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3868 }
mluis 2:14a5d6ad92d5 3869
mluis 2:14a5d6ad92d5 3870 memset1( ( uint8_t* ) &MlmeConfirm, 0, sizeof( MlmeConfirm ) );
mluis 2:14a5d6ad92d5 3871
mluis 2:14a5d6ad92d5 3872 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 3873
mluis 2:14a5d6ad92d5 3874 switch( mlmeRequest->Type )
mluis 2:14a5d6ad92d5 3875 {
mluis 2:14a5d6ad92d5 3876 case MLME_JOIN:
mluis 2:14a5d6ad92d5 3877 {
mluis 2:14a5d6ad92d5 3878 if( ( LoRaMacState & MAC_TX_DELAYED ) == MAC_TX_DELAYED )
mluis 2:14a5d6ad92d5 3879 {
mluis 6:d7a34ded7c87 3880 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3881 }
mluis 2:14a5d6ad92d5 3882
mluis 2:14a5d6ad92d5 3883 MlmeConfirm.MlmeRequest = mlmeRequest->Type;
mluis 2:14a5d6ad92d5 3884
mluis 2:14a5d6ad92d5 3885 if( ( mlmeRequest->Req.Join.DevEui == NULL ) ||
mluis 2:14a5d6ad92d5 3886 ( mlmeRequest->Req.Join.AppEui == NULL ) ||
mluis 2:14a5d6ad92d5 3887 ( mlmeRequest->Req.Join.AppKey == NULL ) )
mluis 2:14a5d6ad92d5 3888 {
mluis 2:14a5d6ad92d5 3889 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3890 }
mluis 2:14a5d6ad92d5 3891
mluis 2:14a5d6ad92d5 3892 LoRaMacFlags.Bits.MlmeReq = 1;
mluis 2:14a5d6ad92d5 3893
mluis 2:14a5d6ad92d5 3894 LoRaMacDevEui = mlmeRequest->Req.Join.DevEui;
mluis 2:14a5d6ad92d5 3895 LoRaMacAppEui = mlmeRequest->Req.Join.AppEui;
mluis 2:14a5d6ad92d5 3896 LoRaMacAppKey = mlmeRequest->Req.Join.AppKey;
mluis 2:14a5d6ad92d5 3897
snelson 8:4816c8449bf2 3898 if( LoRaMacCalcJoinBackOff( ) != 0 )
snelson 8:4816c8449bf2 3899 {
snelson 8:4816c8449bf2 3900 return LORAMAC_STATUS_TX_DCYCLE_EXCEEDED;
snelson 8:4816c8449bf2 3901 }
snelson 8:4816c8449bf2 3902
mluis 2:14a5d6ad92d5 3903 macHdr.Value = 0;
mluis 2:14a5d6ad92d5 3904 macHdr.Bits.MType = FRAME_TYPE_JOIN_REQ;
mluis 2:14a5d6ad92d5 3905
snelson 8:4816c8449bf2 3906 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
snelson 8:4816c8449bf2 3907 if ( IsLoRaMacNetworkJoined == true )
snelson 8:4816c8449bf2 3908 {
snelson 8:4816c8449bf2 3909 NextJoinBlock = 0;
snelson 8:4816c8449bf2 3910 JoinBlocksRemaining = 0xff;
snelson 8:4816c8449bf2 3911 Join500KHzRemaining = 0xff;
snelson 8:4816c8449bf2 3912 IsLoRaMacNetworkJoined = false;
snelson 8:4816c8449bf2 3913 }
snelson 8:4816c8449bf2 3914 #endif
mluis 2:14a5d6ad92d5 3915
mluis 2:14a5d6ad92d5 3916 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 3917 #if defined( USE_BAND_915 )
mluis 3:b9d87593a8ae 3918 // Re-enable 500 kHz default channels
mluis 3:b9d87593a8ae 3919 ChannelsMask[4] = 0x00FF;
mluis 3:b9d87593a8ae 3920 #else // defined( USE_BAND_915_HYBRID )
mluis 3:b9d87593a8ae 3921 // Re-enable 500 kHz default channels
mluis 3:b9d87593a8ae 3922 ChannelsMask[4] = 0x0001;
mluis 3:b9d87593a8ae 3923 #endif
mluis 3:b9d87593a8ae 3924
mluis 2:14a5d6ad92d5 3925 static uint8_t drSwitch = 0;
mluis 2:14a5d6ad92d5 3926
mluis 2:14a5d6ad92d5 3927 if( ( ++drSwitch & 0x01 ) == 0x01 )
mluis 2:14a5d6ad92d5 3928 {
mluis 2:14a5d6ad92d5 3929 ChannelsDatarate = DR_0;
mluis 2:14a5d6ad92d5 3930 }
mluis 2:14a5d6ad92d5 3931 else
mluis 2:14a5d6ad92d5 3932 {
mluis 2:14a5d6ad92d5 3933 ChannelsDatarate = DR_4;
mluis 2:14a5d6ad92d5 3934 }
mluis 2:14a5d6ad92d5 3935 #endif
mluis 2:14a5d6ad92d5 3936
mluis 2:14a5d6ad92d5 3937 status = Send( &macHdr, 0, NULL, 0 );
mluis 2:14a5d6ad92d5 3938 break;
mluis 2:14a5d6ad92d5 3939 }
mluis 2:14a5d6ad92d5 3940 case MLME_LINK_CHECK:
mluis 2:14a5d6ad92d5 3941 {
mluis 2:14a5d6ad92d5 3942 LoRaMacFlags.Bits.MlmeReq = 1;
mluis 2:14a5d6ad92d5 3943 // LoRaMac will send this command piggy-pack
mluis 2:14a5d6ad92d5 3944 MlmeConfirm.MlmeRequest = mlmeRequest->Type;
mluis 2:14a5d6ad92d5 3945
mluis 2:14a5d6ad92d5 3946 status = AddMacCommand( MOTE_MAC_LINK_CHECK_REQ, 0, 0 );
mluis 2:14a5d6ad92d5 3947 break;
mluis 2:14a5d6ad92d5 3948 }
mluis 2:14a5d6ad92d5 3949 default:
mluis 2:14a5d6ad92d5 3950 break;
mluis 2:14a5d6ad92d5 3951 }
mluis 2:14a5d6ad92d5 3952
mluis 2:14a5d6ad92d5 3953 if( status != LORAMAC_STATUS_OK )
mluis 2:14a5d6ad92d5 3954 {
mluis 2:14a5d6ad92d5 3955 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 3956 LoRaMacFlags.Bits.MlmeReq = 0;
mluis 2:14a5d6ad92d5 3957 }
mluis 2:14a5d6ad92d5 3958
mluis 2:14a5d6ad92d5 3959 return status;
mluis 0:91d1a7783bb9 3960 }
mluis 0:91d1a7783bb9 3961
mluis 2:14a5d6ad92d5 3962 LoRaMacStatus_t LoRaMacMcpsRequest( McpsReq_t *mcpsRequest )
mluis 0:91d1a7783bb9 3963 {
mluis 2:14a5d6ad92d5 3964 LoRaMacStatus_t status = LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 2:14a5d6ad92d5 3965 LoRaMacHeader_t macHdr;
mluis 2:14a5d6ad92d5 3966 uint8_t fPort = 0;
mluis 2:14a5d6ad92d5 3967 void *fBuffer;
mluis 2:14a5d6ad92d5 3968 uint16_t fBufferSize;
mluis 2:14a5d6ad92d5 3969 int8_t datarate;
mluis 2:14a5d6ad92d5 3970 bool readyToSend = false;
mluis 2:14a5d6ad92d5 3971
mluis 2:14a5d6ad92d5 3972 if( mcpsRequest == NULL )
mluis 2:14a5d6ad92d5 3973 {
mluis 2:14a5d6ad92d5 3974 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 3975 }
mluis 2:14a5d6ad92d5 3976 if( ( ( LoRaMacState & MAC_TX_RUNNING ) == MAC_TX_RUNNING ) ||
mluis 2:14a5d6ad92d5 3977 ( ( LoRaMacState & MAC_TX_DELAYED ) == MAC_TX_DELAYED ) )
mluis 2:14a5d6ad92d5 3978 {
mluis 2:14a5d6ad92d5 3979 return LORAMAC_STATUS_BUSY;
mluis 2:14a5d6ad92d5 3980 }
mluis 2:14a5d6ad92d5 3981
mluis 2:14a5d6ad92d5 3982 macHdr.Value = 0;
mluis 2:14a5d6ad92d5 3983 memset1 ( ( uint8_t* ) &McpsConfirm, 0, sizeof( McpsConfirm ) );
mluis 2:14a5d6ad92d5 3984 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 3985
mluis 2:14a5d6ad92d5 3986 switch( mcpsRequest->Type )
mluis 2:14a5d6ad92d5 3987 {
mluis 2:14a5d6ad92d5 3988 case MCPS_UNCONFIRMED:
mluis 2:14a5d6ad92d5 3989 {
mluis 2:14a5d6ad92d5 3990 readyToSend = true;
mluis 2:14a5d6ad92d5 3991 AckTimeoutRetries = 1;
mluis 2:14a5d6ad92d5 3992
mluis 2:14a5d6ad92d5 3993 macHdr.Bits.MType = FRAME_TYPE_DATA_UNCONFIRMED_UP;
mluis 2:14a5d6ad92d5 3994 fPort = mcpsRequest->Req.Unconfirmed.fPort;
mluis 2:14a5d6ad92d5 3995 fBuffer = mcpsRequest->Req.Unconfirmed.fBuffer;
mluis 2:14a5d6ad92d5 3996 fBufferSize = mcpsRequest->Req.Unconfirmed.fBufferSize;
mluis 2:14a5d6ad92d5 3997 datarate = mcpsRequest->Req.Unconfirmed.Datarate;
mluis 2:14a5d6ad92d5 3998 break;
mluis 2:14a5d6ad92d5 3999 }
mluis 2:14a5d6ad92d5 4000 case MCPS_CONFIRMED:
mluis 2:14a5d6ad92d5 4001 {
mluis 2:14a5d6ad92d5 4002 readyToSend = true;
mluis 2:14a5d6ad92d5 4003 AckTimeoutRetriesCounter = 1;
mluis 3:b9d87593a8ae 4004 AckTimeoutRetries = mcpsRequest->Req.Confirmed.NbTrials;
mluis 2:14a5d6ad92d5 4005
mluis 2:14a5d6ad92d5 4006 macHdr.Bits.MType = FRAME_TYPE_DATA_CONFIRMED_UP;
mluis 2:14a5d6ad92d5 4007 fPort = mcpsRequest->Req.Confirmed.fPort;
mluis 2:14a5d6ad92d5 4008 fBuffer = mcpsRequest->Req.Confirmed.fBuffer;
mluis 2:14a5d6ad92d5 4009 fBufferSize = mcpsRequest->Req.Confirmed.fBufferSize;
mluis 2:14a5d6ad92d5 4010 datarate = mcpsRequest->Req.Confirmed.Datarate;
mluis 2:14a5d6ad92d5 4011 break;
mluis 2:14a5d6ad92d5 4012 }
mluis 2:14a5d6ad92d5 4013 case MCPS_PROPRIETARY:
mluis 2:14a5d6ad92d5 4014 {
mluis 2:14a5d6ad92d5 4015 readyToSend = true;
mluis 2:14a5d6ad92d5 4016 AckTimeoutRetries = 1;
mluis 2:14a5d6ad92d5 4017
mluis 2:14a5d6ad92d5 4018 macHdr.Bits.MType = FRAME_TYPE_PROPRIETARY;
mluis 2:14a5d6ad92d5 4019 fBuffer = mcpsRequest->Req.Proprietary.fBuffer;
mluis 2:14a5d6ad92d5 4020 fBufferSize = mcpsRequest->Req.Proprietary.fBufferSize;
mluis 2:14a5d6ad92d5 4021 datarate = mcpsRequest->Req.Proprietary.Datarate;
mluis 2:14a5d6ad92d5 4022 break;
mluis 2:14a5d6ad92d5 4023 }
mluis 2:14a5d6ad92d5 4024 default:
mluis 2:14a5d6ad92d5 4025 break;
mluis 2:14a5d6ad92d5 4026 }
mluis 2:14a5d6ad92d5 4027
mluis 2:14a5d6ad92d5 4028 if( readyToSend == true )
mluis 2:14a5d6ad92d5 4029 {
mluis 2:14a5d6ad92d5 4030 if( AdrCtrlOn == false )
mluis 2:14a5d6ad92d5 4031 {
mluis 4:37c12dbc8dc7 4032 if( ValueInRange( datarate, LORAMAC_TX_MIN_DATARATE, LORAMAC_TX_MAX_DATARATE ) == true )
mluis 2:14a5d6ad92d5 4033 {
mluis 2:14a5d6ad92d5 4034 ChannelsDatarate = datarate;
mluis 2:14a5d6ad92d5 4035 }
mluis 2:14a5d6ad92d5 4036 else
mluis 2:14a5d6ad92d5 4037 {
mluis 2:14a5d6ad92d5 4038 return LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 4039 }
mluis 2:14a5d6ad92d5 4040 }
mluis 2:14a5d6ad92d5 4041
mluis 2:14a5d6ad92d5 4042 status = Send( &macHdr, fPort, fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 4043 if( status == LORAMAC_STATUS_OK )
mluis 2:14a5d6ad92d5 4044 {
mluis 2:14a5d6ad92d5 4045 McpsConfirm.McpsRequest = mcpsRequest->Type;
mluis 2:14a5d6ad92d5 4046 LoRaMacFlags.Bits.McpsReq = 1;
mluis 2:14a5d6ad92d5 4047 }
mluis 2:14a5d6ad92d5 4048 else
mluis 2:14a5d6ad92d5 4049 {
mluis 2:14a5d6ad92d5 4050 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 4051 }
mluis 2:14a5d6ad92d5 4052 }
mluis 2:14a5d6ad92d5 4053
mluis 2:14a5d6ad92d5 4054 return status;
mluis 0:91d1a7783bb9 4055 }
mluis 0:91d1a7783bb9 4056
snelson 8:4816c8449bf2 4057 TimerTime_t LoRaMacCalcJoinBackOff( )
snelson 8:4816c8449bf2 4058 {
snelson 8:4816c8449bf2 4059 TimerTime_t timeOff = 0;
snelson 8:4816c8449bf2 4060 TimerTime_t uptime;
snelson 8:4816c8449bf2 4061 TimerTime_t currDCycleEndTime;
snelson 8:4816c8449bf2 4062 TimerTime_t prevDCycleEndTime;
snelson 8:4816c8449bf2 4063 TimerTime_t period;
snelson 8:4816c8449bf2 4064 TimerTime_t onAirTimeMax;
snelson 8:4816c8449bf2 4065 uint8_t dcycleNum;
snelson 8:4816c8449bf2 4066
snelson 8:4816c8449bf2 4067 // Check retransmit duty-cycle exists
snelson 8:4816c8449bf2 4068 if ( JOIN_NB_RETRANSMISSION_DCYCLES == 0 )
snelson 8:4816c8449bf2 4069 return 0;
snelson 8:4816c8449bf2 4070
snelson 8:4816c8449bf2 4071 uptime = TimerGetCurrentTime( ) / 1e6;
snelson 8:4816c8449bf2 4072
snelson 8:4816c8449bf2 4073 // Get uptime dutycycle
snelson 8:4816c8449bf2 4074 prevDCycleEndTime = 0;
snelson 8:4816c8449bf2 4075 currDCycleEndTime = 0;
snelson 8:4816c8449bf2 4076 for(dcycleNum = 0; dcycleNum < JOIN_NB_RETRANSMISSION_DCYCLES; dcycleNum++)
snelson 8:4816c8449bf2 4077 {
snelson 8:4816c8449bf2 4078 prevDCycleEndTime = currDCycleEndTime;
snelson 8:4816c8449bf2 4079 currDCycleEndTime += JoinReTransmitDCycle[dcycleNum].period;
snelson 8:4816c8449bf2 4080
snelson 8:4816c8449bf2 4081 bool isCurrentPeriod = uptime < currDCycleEndTime;
snelson 8:4816c8449bf2 4082
snelson 8:4816c8449bf2 4083 if( isCurrentPeriod || ( dcycleNum == ( JOIN_NB_RETRANSMISSION_DCYCLES-1 ) ) )
snelson 8:4816c8449bf2 4084 {
snelson 8:4816c8449bf2 4085 period = JoinReTransmitDCycle[dcycleNum].period;
snelson 8:4816c8449bf2 4086 onAirTimeMax = JoinReTransmitDCycle[dcycleNum].onAirTimeMax;
snelson 8:4816c8449bf2 4087 if( isCurrentPeriod == true )
snelson 8:4816c8449bf2 4088 break;
snelson 8:4816c8449bf2 4089 }
snelson 8:4816c8449bf2 4090 }
snelson 8:4816c8449bf2 4091
snelson 8:4816c8449bf2 4092 // Clear aggregate on air time if last join occured during a previous period
snelson 8:4816c8449bf2 4093 if( LastJoinTxTime < prevDCycleEndTime )
snelson 8:4816c8449bf2 4094 {
snelson 8:4816c8449bf2 4095 JoinAggTimeOnAir = 0;
snelson 8:4816c8449bf2 4096 }
snelson 8:4816c8449bf2 4097 // For last dutycyle, the current & previous period end time must be calculated
snelson 8:4816c8449bf2 4098 else if( dcycleNum == JOIN_NB_RETRANSMISSION_DCYCLES )
snelson 8:4816c8449bf2 4099 {
snelson 8:4816c8449bf2 4100 if( ( TimerGetElapsedTime( LastJoinTxTime )/1e6 ) >= period )
snelson 8:4816c8449bf2 4101 {
snelson 8:4816c8449bf2 4102 JoinAggTimeOnAir = 0;
snelson 8:4816c8449bf2 4103 }
snelson 8:4816c8449bf2 4104 }
snelson 8:4816c8449bf2 4105
snelson 8:4816c8449bf2 4106 if ( JoinAggTimeOnAir >= onAirTimeMax )
snelson 8:4816c8449bf2 4107 {
snelson 8:4816c8449bf2 4108 // current period elapsed time
snelson 8:4816c8449bf2 4109 TimerTime_t elapsedTime = ( uptime - prevDCycleEndTime ) % period;
snelson 8:4816c8449bf2 4110
snelson 8:4816c8449bf2 4111 // time off is remaining time until beginning of next period
snelson 8:4816c8449bf2 4112 timeOff = ( period - elapsedTime ) * 1e6;
snelson 8:4816c8449bf2 4113 }
snelson 8:4816c8449bf2 4114
snelson 8:4816c8449bf2 4115 return timeOff;
snelson 8:4816c8449bf2 4116 }
snelson 8:4816c8449bf2 4117
mluis 0:91d1a7783bb9 4118 void LoRaMacTestRxWindowsOn( bool enable )
mluis 0:91d1a7783bb9 4119 {
mluis 0:91d1a7783bb9 4120 IsRxWindowsEnabled = enable;
mluis 0:91d1a7783bb9 4121 }
mluis 0:91d1a7783bb9 4122
mluis 2:14a5d6ad92d5 4123 void LoRaMacTestSetMic( uint16_t txPacketCounter )
mluis 0:91d1a7783bb9 4124 {
mluis 2:14a5d6ad92d5 4125 UpLinkCounter = txPacketCounter;
mluis 0:91d1a7783bb9 4126 IsUpLinkCounterFixed = true;
mluis 0:91d1a7783bb9 4127 }
mluis 2:14a5d6ad92d5 4128
mluis 2:14a5d6ad92d5 4129 void LoRaMacTestSetDutyCycleOn( bool enable )
mluis 2:14a5d6ad92d5 4130 {
mluis 2:14a5d6ad92d5 4131 DutyCycleOn = enable;
mluis 2:14a5d6ad92d5 4132 }