20171208

Fork of LoRaWAN-lib by Semtech

Committer:
mluis
Date:
Tue Jan 05 16:41:54 2016 +0000
Revision:
2:14a5d6ad92d5
Parent:
1:91e4e6c60d1e
Child:
3:b9d87593a8ae
Synchronized with https://github.com/Lora-net/LoRaMac-node git revision a2226468d470eceb251338e1acfb24cfd121effa

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 J├Ąckle ( 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 0:91d1a7783bb9 37 * Device IEEE EUI
mluis 0:91d1a7783bb9 38 */
mluis 0:91d1a7783bb9 39 static uint8_t *LoRaMacDevEui;
mluis 0:91d1a7783bb9 40
mluis 0:91d1a7783bb9 41 /*!
mluis 0:91d1a7783bb9 42 * Application IEEE EUI
mluis 0:91d1a7783bb9 43 */
mluis 0:91d1a7783bb9 44 static uint8_t *LoRaMacAppEui;
mluis 0:91d1a7783bb9 45
mluis 0:91d1a7783bb9 46 /*!
mluis 0:91d1a7783bb9 47 * AES encryption/decryption cipher application key
mluis 0:91d1a7783bb9 48 */
mluis 0:91d1a7783bb9 49 static uint8_t *LoRaMacAppKey;
mluis 0:91d1a7783bb9 50
mluis 0:91d1a7783bb9 51 /*!
mluis 0:91d1a7783bb9 52 * AES encryption/decryption cipher network session key
mluis 0:91d1a7783bb9 53 */
mluis 0:91d1a7783bb9 54 static uint8_t LoRaMacNwkSKey[] =
mluis 0:91d1a7783bb9 55 {
mluis 0:91d1a7783bb9 56 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
mluis 0:91d1a7783bb9 57 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
mluis 0:91d1a7783bb9 58 };
mluis 0:91d1a7783bb9 59
mluis 0:91d1a7783bb9 60 /*!
mluis 0:91d1a7783bb9 61 * AES encryption/decryption cipher application session key
mluis 0:91d1a7783bb9 62 */
mluis 0:91d1a7783bb9 63 static uint8_t LoRaMacAppSKey[] =
mluis 0:91d1a7783bb9 64 {
mluis 0:91d1a7783bb9 65 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
mluis 0:91d1a7783bb9 66 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
mluis 0:91d1a7783bb9 67 };
mluis 0:91d1a7783bb9 68
mluis 0:91d1a7783bb9 69 /*!
mluis 0:91d1a7783bb9 70 * Device nonce is a random value extracted by issuing a sequence of RSSI
mluis 0:91d1a7783bb9 71 * measurements
mluis 0:91d1a7783bb9 72 */
mluis 0:91d1a7783bb9 73 static uint16_t LoRaMacDevNonce;
mluis 0:91d1a7783bb9 74
mluis 0:91d1a7783bb9 75 /*!
mluis 0:91d1a7783bb9 76 * Network ID ( 3 bytes )
mluis 0:91d1a7783bb9 77 */
mluis 0:91d1a7783bb9 78 static uint32_t LoRaMacNetID;
mluis 0:91d1a7783bb9 79
mluis 0:91d1a7783bb9 80 /*!
mluis 0:91d1a7783bb9 81 * Mote Address
mluis 0:91d1a7783bb9 82 */
mluis 0:91d1a7783bb9 83 static uint32_t LoRaMacDevAddr;
mluis 0:91d1a7783bb9 84
mluis 0:91d1a7783bb9 85 /*!
mluis 2:14a5d6ad92d5 86 * Multicast channels linked list
mluis 0:91d1a7783bb9 87 */
mluis 0:91d1a7783bb9 88 static MulticastParams_t *MulticastChannels = NULL;
mluis 0:91d1a7783bb9 89
mluis 0:91d1a7783bb9 90 /*!
mluis 0:91d1a7783bb9 91 * Actual device class
mluis 0:91d1a7783bb9 92 */
mluis 0:91d1a7783bb9 93 static DeviceClass_t LoRaMacDeviceClass;
mluis 0:91d1a7783bb9 94
mluis 0:91d1a7783bb9 95 /*!
mluis 0:91d1a7783bb9 96 * Indicates if the node is connected to a private or public network
mluis 0:91d1a7783bb9 97 */
mluis 0:91d1a7783bb9 98 static bool PublicNetwork;
mluis 0:91d1a7783bb9 99
mluis 0:91d1a7783bb9 100 /*!
mluis 0:91d1a7783bb9 101 * Indicates if the node supports repeaters
mluis 0:91d1a7783bb9 102 */
mluis 0:91d1a7783bb9 103 static bool RepeaterSupport;
mluis 0:91d1a7783bb9 104
mluis 0:91d1a7783bb9 105 /*!
mluis 0:91d1a7783bb9 106 * Buffer containing the data to be sent or received.
mluis 0:91d1a7783bb9 107 */
mluis 0:91d1a7783bb9 108 static uint8_t LoRaMacBuffer[LORAMAC_PHY_MAXPAYLOAD];
mluis 0:91d1a7783bb9 109
mluis 0:91d1a7783bb9 110 /*!
mluis 0:91d1a7783bb9 111 * Length of packet in LoRaMacBuffer
mluis 0:91d1a7783bb9 112 */
mluis 0:91d1a7783bb9 113 static uint16_t LoRaMacBufferPktLen = 0;
mluis 0:91d1a7783bb9 114
mluis 0:91d1a7783bb9 115 /*!
mluis 0:91d1a7783bb9 116 * Buffer containing the upper layer data.
mluis 0:91d1a7783bb9 117 */
mluis 0:91d1a7783bb9 118 static uint8_t LoRaMacPayload[LORAMAC_PHY_MAXPAYLOAD];
mluis 0:91d1a7783bb9 119 static uint8_t LoRaMacRxPayload[LORAMAC_PHY_MAXPAYLOAD];
mluis 0:91d1a7783bb9 120
mluis 0:91d1a7783bb9 121 /*!
mluis 0:91d1a7783bb9 122 * LoRaMAC frame counter. Each time a packet is sent the counter is incremented.
mluis 0:91d1a7783bb9 123 * Only the 16 LSB bits are sent
mluis 0:91d1a7783bb9 124 */
mluis 0:91d1a7783bb9 125 static uint32_t UpLinkCounter = 1;
mluis 0:91d1a7783bb9 126
mluis 0:91d1a7783bb9 127 /*!
mluis 0:91d1a7783bb9 128 * LoRaMAC frame counter. Each time a packet is received the counter is incremented.
mluis 0:91d1a7783bb9 129 * Only the 16 LSB bits are received
mluis 0:91d1a7783bb9 130 */
mluis 0:91d1a7783bb9 131 static uint32_t DownLinkCounter = 0;
mluis 0:91d1a7783bb9 132
mluis 0:91d1a7783bb9 133 /*!
mluis 0:91d1a7783bb9 134 * IsPacketCounterFixed enables the MIC field tests by fixing the
mluis 0:91d1a7783bb9 135 * UpLinkCounter value
mluis 0:91d1a7783bb9 136 */
mluis 0:91d1a7783bb9 137 static bool IsUpLinkCounterFixed = false;
mluis 0:91d1a7783bb9 138
mluis 0:91d1a7783bb9 139 /*!
mluis 0:91d1a7783bb9 140 * Used for test purposes. Disables the opening of the reception windows.
mluis 0:91d1a7783bb9 141 */
mluis 0:91d1a7783bb9 142 static bool IsRxWindowsEnabled = true;
mluis 0:91d1a7783bb9 143
mluis 0:91d1a7783bb9 144 /*!
mluis 0:91d1a7783bb9 145 * Indicates if the MAC layer has already joined a network.
mluis 0:91d1a7783bb9 146 */
mluis 0:91d1a7783bb9 147 static bool IsLoRaMacNetworkJoined = false;
mluis 0:91d1a7783bb9 148
mluis 0:91d1a7783bb9 149 /*!
mluis 0:91d1a7783bb9 150 * LoRaMac ADR control status
mluis 0:91d1a7783bb9 151 */
mluis 0:91d1a7783bb9 152 static bool AdrCtrlOn = false;
mluis 0:91d1a7783bb9 153
mluis 0:91d1a7783bb9 154 /*!
mluis 0:91d1a7783bb9 155 * Counts the number of missed ADR acknowledgements
mluis 0:91d1a7783bb9 156 */
mluis 0:91d1a7783bb9 157 static uint32_t AdrAckCounter = 0;
mluis 0:91d1a7783bb9 158
mluis 0:91d1a7783bb9 159 /*!
mluis 0:91d1a7783bb9 160 * If the node has sent a FRAME_TYPE_DATA_CONFIRMED_UP this variable indicates
mluis 0:91d1a7783bb9 161 * if the nodes needs to manage the server acknowledgement.
mluis 0:91d1a7783bb9 162 */
mluis 0:91d1a7783bb9 163 static bool NodeAckRequested = false;
mluis 0:91d1a7783bb9 164
mluis 0:91d1a7783bb9 165 /*!
mluis 0:91d1a7783bb9 166 * If the server has sent a FRAME_TYPE_DATA_CONFIRMED_DOWN this variable indicates
mluis 0:91d1a7783bb9 167 * if the ACK bit must be set for the next transmission
mluis 0:91d1a7783bb9 168 */
mluis 0:91d1a7783bb9 169 static bool SrvAckRequested = false;
mluis 0:91d1a7783bb9 170
mluis 0:91d1a7783bb9 171 /*!
mluis 0:91d1a7783bb9 172 * Indicates if the MAC layer wants to send MAC commands
mluis 0:91d1a7783bb9 173 */
mluis 0:91d1a7783bb9 174 static bool MacCommandsInNextTx = false;
mluis 0:91d1a7783bb9 175
mluis 0:91d1a7783bb9 176 /*!
mluis 0:91d1a7783bb9 177 * Contains the current MacCommandsBuffer index
mluis 0:91d1a7783bb9 178 */
mluis 0:91d1a7783bb9 179 static uint8_t MacCommandsBufferIndex = 0;
mluis 0:91d1a7783bb9 180
mluis 0:91d1a7783bb9 181 /*!
mluis 0:91d1a7783bb9 182 * Buffer containing the MAC layer commands
mluis 0:91d1a7783bb9 183 */
mluis 1:91e4e6c60d1e 184 static uint8_t MacCommandsBuffer[LORA_MAC_COMMAND_MAX_LENGTH];
mluis 0:91d1a7783bb9 185
mluis 0:91d1a7783bb9 186 #if defined( USE_BAND_433 )
mluis 0:91d1a7783bb9 187 /*!
mluis 0:91d1a7783bb9 188 * Data rates table definition
mluis 0:91d1a7783bb9 189 */
mluis 0:91d1a7783bb9 190 const uint8_t Datarates[] = { 12, 11, 10, 9, 8, 7, 7, 50 };
mluis 0:91d1a7783bb9 191
mluis 0:91d1a7783bb9 192 /*!
mluis 0:91d1a7783bb9 193 * Maximum payload with respect to the datarate index. Cannot operate with repeater.
mluis 0:91d1a7783bb9 194 */
mluis 0:91d1a7783bb9 195 const uint8_t MaxPayloadOfDatarate[] = { 59, 59, 59, 123, 250, 250, 250, 250 };
mluis 0:91d1a7783bb9 196
mluis 0:91d1a7783bb9 197 /*!
mluis 0:91d1a7783bb9 198 * Maximum payload with respect to the datarate index. Can operate with repeater.
mluis 0:91d1a7783bb9 199 */
mluis 0:91d1a7783bb9 200 const uint8_t MaxPayloadOfDatarateRepeater[] = { 59, 59, 59, 123, 230, 230, 230, 230 };
mluis 0:91d1a7783bb9 201
mluis 0:91d1a7783bb9 202 /*!
mluis 0:91d1a7783bb9 203 * Tx output powers table definition
mluis 0:91d1a7783bb9 204 */
mluis 0:91d1a7783bb9 205 const int8_t TxPowers[] = { 20, 14, 11, 8, 5, 2 };
mluis 0:91d1a7783bb9 206
mluis 0:91d1a7783bb9 207 /*!
mluis 0:91d1a7783bb9 208 * LoRaMac bands
mluis 0:91d1a7783bb9 209 */
mluis 0:91d1a7783bb9 210 static Band_t Bands[LORA_MAX_NB_BANDS] =
mluis 0:91d1a7783bb9 211 {
mluis 0:91d1a7783bb9 212 BAND0,
mluis 0:91d1a7783bb9 213 };
mluis 0:91d1a7783bb9 214
mluis 0:91d1a7783bb9 215 /*!
mluis 0:91d1a7783bb9 216 * LoRaMAC channels
mluis 0:91d1a7783bb9 217 */
mluis 0:91d1a7783bb9 218 static ChannelParams_t Channels[LORA_MAX_NB_CHANNELS] =
mluis 0:91d1a7783bb9 219 {
mluis 0:91d1a7783bb9 220 LC1,
mluis 0:91d1a7783bb9 221 LC2,
mluis 0:91d1a7783bb9 222 LC3,
mluis 0:91d1a7783bb9 223 };
mluis 0:91d1a7783bb9 224 #elif defined( USE_BAND_780 )
mluis 0:91d1a7783bb9 225 /*!
mluis 0:91d1a7783bb9 226 * Data rates table definition
mluis 0:91d1a7783bb9 227 */
mluis 0:91d1a7783bb9 228 const uint8_t Datarates[] = { 12, 11, 10, 9, 8, 7, 7, 50 };
mluis 0:91d1a7783bb9 229
mluis 0:91d1a7783bb9 230 /*!
mluis 0:91d1a7783bb9 231 * Maximum payload with respect to the datarate index. Cannot operate with repeater.
mluis 0:91d1a7783bb9 232 */
mluis 0:91d1a7783bb9 233 const uint8_t MaxPayloadOfDatarate[] = { 59, 59, 59, 123, 250, 250, 250, 250 };
mluis 0:91d1a7783bb9 234
mluis 0:91d1a7783bb9 235 /*!
mluis 0:91d1a7783bb9 236 * Maximum payload with respect to the datarate index. Can operate with repeater.
mluis 0:91d1a7783bb9 237 */
mluis 0:91d1a7783bb9 238 const uint8_t MaxPayloadOfDatarateRepeater[] = { 59, 59, 59, 123, 230, 230, 230, 230 };
mluis 0:91d1a7783bb9 239
mluis 0:91d1a7783bb9 240 /*!
mluis 0:91d1a7783bb9 241 * Tx output powers table definition
mluis 0:91d1a7783bb9 242 */
mluis 0:91d1a7783bb9 243 const int8_t TxPowers[] = { 20, 14, 11, 8, 5, 2 };
mluis 0:91d1a7783bb9 244
mluis 0:91d1a7783bb9 245 /*!
mluis 0:91d1a7783bb9 246 * LoRaMac bands
mluis 0:91d1a7783bb9 247 */
mluis 0:91d1a7783bb9 248 static Band_t Bands[LORA_MAX_NB_BANDS] =
mluis 0:91d1a7783bb9 249 {
mluis 0:91d1a7783bb9 250 BAND0,
mluis 0:91d1a7783bb9 251 };
mluis 0:91d1a7783bb9 252
mluis 0:91d1a7783bb9 253 /*!
mluis 0:91d1a7783bb9 254 * LoRaMAC channels
mluis 0:91d1a7783bb9 255 */
mluis 0:91d1a7783bb9 256 static ChannelParams_t Channels[LORA_MAX_NB_CHANNELS] =
mluis 0:91d1a7783bb9 257 {
mluis 0:91d1a7783bb9 258 LC1,
mluis 0:91d1a7783bb9 259 LC2,
mluis 0:91d1a7783bb9 260 LC3,
mluis 0:91d1a7783bb9 261 };
mluis 0:91d1a7783bb9 262 #elif defined( USE_BAND_868 )
mluis 0:91d1a7783bb9 263 /*!
mluis 0:91d1a7783bb9 264 * Data rates table definition
mluis 0:91d1a7783bb9 265 */
mluis 0:91d1a7783bb9 266 const uint8_t Datarates[] = { 12, 11, 10, 9, 8, 7, 7, 50 };
mluis 0:91d1a7783bb9 267
mluis 0:91d1a7783bb9 268 /*!
mluis 0:91d1a7783bb9 269 * Maximum payload with respect to the datarate index. Cannot operate with repeater.
mluis 0:91d1a7783bb9 270 */
mluis 0:91d1a7783bb9 271 const uint8_t MaxPayloadOfDatarate[] = { 51, 51, 51, 115, 242, 242, 242, 242 };
mluis 0:91d1a7783bb9 272
mluis 0:91d1a7783bb9 273 /*!
mluis 0:91d1a7783bb9 274 * Maximum payload with respect to the datarate index. Can operate with repeater.
mluis 0:91d1a7783bb9 275 */
mluis 0:91d1a7783bb9 276 const uint8_t MaxPayloadOfDatarateRepeater[] = { 51, 51, 51, 115, 222, 222, 222, 222 };
mluis 0:91d1a7783bb9 277
mluis 0:91d1a7783bb9 278 /*!
mluis 0:91d1a7783bb9 279 * Tx output powers table definition
mluis 0:91d1a7783bb9 280 */
mluis 0:91d1a7783bb9 281 const int8_t TxPowers[] = { 20, 14, 11, 8, 5, 2 };
mluis 0:91d1a7783bb9 282
mluis 0:91d1a7783bb9 283 /*!
mluis 0:91d1a7783bb9 284 * LoRaMac bands
mluis 0:91d1a7783bb9 285 */
mluis 0:91d1a7783bb9 286 static Band_t Bands[LORA_MAX_NB_BANDS] =
mluis 0:91d1a7783bb9 287 {
mluis 0:91d1a7783bb9 288 BAND0,
mluis 0:91d1a7783bb9 289 BAND1,
mluis 0:91d1a7783bb9 290 BAND2,
mluis 0:91d1a7783bb9 291 BAND3,
mluis 0:91d1a7783bb9 292 BAND4,
mluis 0:91d1a7783bb9 293 };
mluis 0:91d1a7783bb9 294
mluis 0:91d1a7783bb9 295 /*!
mluis 0:91d1a7783bb9 296 * LoRaMAC channels
mluis 0:91d1a7783bb9 297 */
mluis 0:91d1a7783bb9 298 static ChannelParams_t Channels[LORA_MAX_NB_CHANNELS] =
mluis 0:91d1a7783bb9 299 {
mluis 0:91d1a7783bb9 300 LC1,
mluis 0:91d1a7783bb9 301 LC2,
mluis 0:91d1a7783bb9 302 LC3,
mluis 0:91d1a7783bb9 303 LC4,
mluis 0:91d1a7783bb9 304 LC5,
mluis 0:91d1a7783bb9 305 LC6,
mluis 0:91d1a7783bb9 306 LC7,
mluis 0:91d1a7783bb9 307 LC8,
mluis 0:91d1a7783bb9 308 LC9,
mluis 0:91d1a7783bb9 309 };
mluis 0:91d1a7783bb9 310 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 0:91d1a7783bb9 311 /*!
mluis 0:91d1a7783bb9 312 * Data rates table definition
mluis 0:91d1a7783bb9 313 */
mluis 0:91d1a7783bb9 314 const uint8_t Datarates[] = { 10, 9, 8, 7, 8, 0, 0, 0, 12, 11, 10, 9, 8, 7, 0, 0 };
mluis 0:91d1a7783bb9 315
mluis 0:91d1a7783bb9 316 /*!
mluis 0:91d1a7783bb9 317 * Up/Down link data rates offset definition
mluis 0:91d1a7783bb9 318 */
mluis 2:14a5d6ad92d5 319 const int8_t datarateOffsets[16][4] =
mluis 0:91d1a7783bb9 320 {
mluis 0:91d1a7783bb9 321 { DR_10, DR_9 , DR_8 , DR_8 }, // DR_0
mluis 0:91d1a7783bb9 322 { DR_11, DR_10, DR_9 , DR_8 }, // DR_1
mluis 0:91d1a7783bb9 323 { DR_12, DR_11, DR_10, DR_9 }, // DR_2
mluis 0:91d1a7783bb9 324 { DR_13, DR_12, DR_11, DR_10 }, // DR_3
mluis 0:91d1a7783bb9 325 { DR_13, DR_13, DR_12, DR_11 }, // DR_4
mluis 0:91d1a7783bb9 326 { 0xFF , 0xFF , 0xFF , 0xFF },
mluis 0:91d1a7783bb9 327 { 0xFF , 0xFF , 0xFF , 0xFF },
mluis 0:91d1a7783bb9 328 { 0xFF , 0xFF , 0xFF , 0xFF },
mluis 0:91d1a7783bb9 329 { DR_8 , DR_8 , DR_8 , DR_8 },
mluis 0:91d1a7783bb9 330 { DR_9 , DR_8 , DR_8 , DR_8 },
mluis 0:91d1a7783bb9 331 { DR_10, DR_9 , DR_8 , DR_8 },
mluis 0:91d1a7783bb9 332 { DR_11, DR_10, DR_9 , DR_8 },
mluis 0:91d1a7783bb9 333 { DR_12, DR_11, DR_10, DR_9 },
mluis 0:91d1a7783bb9 334 { DR_13, DR_12, DR_11, DR_10 },
mluis 0:91d1a7783bb9 335 { 0xFF , 0xFF , 0xFF , 0xFF },
mluis 0:91d1a7783bb9 336 { 0xFF , 0xFF , 0xFF , 0xFF },
mluis 0:91d1a7783bb9 337 };
mluis 0:91d1a7783bb9 338
mluis 0:91d1a7783bb9 339 /*!
mluis 0:91d1a7783bb9 340 * Maximum payload with respect to the datarate index. Cannot operate with repeater.
mluis 0:91d1a7783bb9 341 */
mluis 0:91d1a7783bb9 342 const uint8_t MaxPayloadOfDatarate[] = { 11, 53, 129, 242, 242, 0, 0, 0, 53, 129, 242, 242, 242, 242, 0, 0 };
mluis 0:91d1a7783bb9 343
mluis 0:91d1a7783bb9 344 /*!
mluis 0:91d1a7783bb9 345 * Maximum payload with respect to the datarate index. Can operate with repeater.
mluis 0:91d1a7783bb9 346 */
mluis 0:91d1a7783bb9 347 const uint8_t MaxPayloadOfDatarateRepeater[] = { 11, 53, 129, 242, 242, 0, 0, 0, 33, 103, 222, 222, 222, 222, 0, 0 };
mluis 0:91d1a7783bb9 348
mluis 0:91d1a7783bb9 349 /*!
mluis 0:91d1a7783bb9 350 * Tx output powers table definition
mluis 0:91d1a7783bb9 351 */
mluis 0:91d1a7783bb9 352 const int8_t TxPowers[] = { 30, 28, 26, 24, 22, 20, 18, 16, 14, 12, 10 };
mluis 0:91d1a7783bb9 353
mluis 0:91d1a7783bb9 354 /*!
mluis 0:91d1a7783bb9 355 * LoRaMac bands
mluis 0:91d1a7783bb9 356 */
mluis 0:91d1a7783bb9 357 static Band_t Bands[LORA_MAX_NB_BANDS] =
mluis 0:91d1a7783bb9 358 {
mluis 0:91d1a7783bb9 359 BAND0,
mluis 0:91d1a7783bb9 360 };
mluis 0:91d1a7783bb9 361
mluis 0:91d1a7783bb9 362 /*!
mluis 0:91d1a7783bb9 363 * LoRaMAC channels
mluis 0:91d1a7783bb9 364 */
mluis 0:91d1a7783bb9 365 static ChannelParams_t Channels[LORA_MAX_NB_CHANNELS];
mluis 0:91d1a7783bb9 366
mluis 2:14a5d6ad92d5 367 /*!
mluis 2:14a5d6ad92d5 368 * Contains the channels which remain to be applied.
mluis 2:14a5d6ad92d5 369 */
mluis 2:14a5d6ad92d5 370 static uint16_t ChannelsMaskRemaining[6];
mluis 2:14a5d6ad92d5 371
mluis 0:91d1a7783bb9 372 #else
mluis 0:91d1a7783bb9 373 #error "Please define a frequency band in the compiler options."
mluis 0:91d1a7783bb9 374 #endif
mluis 0:91d1a7783bb9 375
mluis 0:91d1a7783bb9 376 /*!
mluis 0:91d1a7783bb9 377 * LoRaMAC 2nd reception window settings
mluis 0:91d1a7783bb9 378 */
mluis 0:91d1a7783bb9 379 static Rx2ChannelParams_t Rx2Channel = RX_WND_2_CHANNEL;
mluis 0:91d1a7783bb9 380
mluis 0:91d1a7783bb9 381 /*!
mluis 0:91d1a7783bb9 382 * Datarate offset between uplink and downlink on first window
mluis 0:91d1a7783bb9 383 */
mluis 0:91d1a7783bb9 384 static uint8_t Rx1DrOffset = 0;
mluis 0:91d1a7783bb9 385
mluis 0:91d1a7783bb9 386 /*!
mluis 0:91d1a7783bb9 387 * Mask indicating which channels are enabled
mluis 0:91d1a7783bb9 388 */
mluis 0:91d1a7783bb9 389 static uint16_t ChannelsMask[6];
mluis 0:91d1a7783bb9 390
mluis 0:91d1a7783bb9 391 /*!
mluis 0:91d1a7783bb9 392 * Channels Tx output power
mluis 0:91d1a7783bb9 393 */
mluis 0:91d1a7783bb9 394 static int8_t ChannelsTxPower = LORAMAC_DEFAULT_TX_POWER;
mluis 0:91d1a7783bb9 395
mluis 0:91d1a7783bb9 396 /*!
mluis 0:91d1a7783bb9 397 * Channels datarate
mluis 0:91d1a7783bb9 398 */
mluis 0:91d1a7783bb9 399 static int8_t ChannelsDatarate = LORAMAC_DEFAULT_DATARATE;
mluis 0:91d1a7783bb9 400
mluis 0:91d1a7783bb9 401 /*!
mluis 0:91d1a7783bb9 402 * Channels default datarate
mluis 0:91d1a7783bb9 403 */
mluis 0:91d1a7783bb9 404 static int8_t ChannelsDefaultDatarate = LORAMAC_DEFAULT_DATARATE;
mluis 0:91d1a7783bb9 405
mluis 0:91d1a7783bb9 406 /*!
mluis 0:91d1a7783bb9 407 * Number of uplink messages repetitions [1:15] (unconfirmed messages only)
mluis 0:91d1a7783bb9 408 */
mluis 0:91d1a7783bb9 409 static uint8_t ChannelsNbRep = 1;
mluis 0:91d1a7783bb9 410
mluis 0:91d1a7783bb9 411 /*!
mluis 0:91d1a7783bb9 412 * Uplink messages repetitions counter
mluis 0:91d1a7783bb9 413 */
mluis 0:91d1a7783bb9 414 static uint8_t ChannelsNbRepCounter = 0;
mluis 0:91d1a7783bb9 415
mluis 0:91d1a7783bb9 416 /*!
mluis 0:91d1a7783bb9 417 * Maximum duty cycle
mluis 0:91d1a7783bb9 418 * \remark Possibility to shutdown the device.
mluis 0:91d1a7783bb9 419 */
mluis 0:91d1a7783bb9 420 static uint8_t MaxDCycle = 0;
mluis 0:91d1a7783bb9 421
mluis 0:91d1a7783bb9 422 /*!
mluis 2:14a5d6ad92d5 423 * Aggregated duty cycle management
mluis 0:91d1a7783bb9 424 */
mluis 0:91d1a7783bb9 425 static uint16_t AggregatedDCycle;
mluis 0:91d1a7783bb9 426 static TimerTime_t AggregatedLastTxDoneTime;
mluis 0:91d1a7783bb9 427 static TimerTime_t AggregatedTimeOff;
mluis 0:91d1a7783bb9 428
mluis 0:91d1a7783bb9 429 /*!
mluis 0:91d1a7783bb9 430 * Enables/Disables duty cycle management (Test only)
mluis 0:91d1a7783bb9 431 */
mluis 0:91d1a7783bb9 432 static bool DutyCycleOn;
mluis 0:91d1a7783bb9 433
mluis 0:91d1a7783bb9 434 /*!
mluis 0:91d1a7783bb9 435 * Current channel index
mluis 0:91d1a7783bb9 436 */
mluis 0:91d1a7783bb9 437 static uint8_t Channel;
mluis 0:91d1a7783bb9 438
mluis 0:91d1a7783bb9 439 /*!
mluis 0:91d1a7783bb9 440 * LoRaMac internal states
mluis 0:91d1a7783bb9 441 */
mluis 2:14a5d6ad92d5 442 enum eLoRaMacState
mluis 0:91d1a7783bb9 443 {
mluis 0:91d1a7783bb9 444 MAC_IDLE = 0x00000000,
mluis 0:91d1a7783bb9 445 MAC_TX_RUNNING = 0x00000001,
mluis 0:91d1a7783bb9 446 MAC_RX = 0x00000002,
mluis 0:91d1a7783bb9 447 MAC_ACK_REQ = 0x00000004,
mluis 0:91d1a7783bb9 448 MAC_ACK_RETRY = 0x00000008,
mluis 2:14a5d6ad92d5 449 MAC_TX_DELAYED = 0x00000010,
mluis 0:91d1a7783bb9 450 };
mluis 0:91d1a7783bb9 451
mluis 0:91d1a7783bb9 452 /*!
mluis 0:91d1a7783bb9 453 * LoRaMac internal state
mluis 0:91d1a7783bb9 454 */
mluis 0:91d1a7783bb9 455 uint32_t LoRaMacState = MAC_IDLE;
mluis 0:91d1a7783bb9 456
mluis 0:91d1a7783bb9 457 /*!
mluis 0:91d1a7783bb9 458 * LoRaMac timer used to check the LoRaMacState (runs every second)
mluis 0:91d1a7783bb9 459 */
mluis 0:91d1a7783bb9 460 static TimerEvent_t MacStateCheckTimer;
mluis 0:91d1a7783bb9 461
mluis 0:91d1a7783bb9 462 /*!
mluis 0:91d1a7783bb9 463 * LoRaMac upper layer event functions
mluis 0:91d1a7783bb9 464 */
mluis 2:14a5d6ad92d5 465 static LoRaMacPrimitives_t *LoRaMacPrimitives;
mluis 0:91d1a7783bb9 466
mluis 0:91d1a7783bb9 467 /*!
mluis 2:14a5d6ad92d5 468 * LoRaMac upper layer callback functions
mluis 0:91d1a7783bb9 469 */
mluis 2:14a5d6ad92d5 470 static LoRaMacCallback_t *LoRaMacCallbacks;
mluis 0:91d1a7783bb9 471
mluis 0:91d1a7783bb9 472 /*!
mluis 2:14a5d6ad92d5 473 * Radio events function pointer
mluis 0:91d1a7783bb9 474 */
mluis 2:14a5d6ad92d5 475 static RadioEvents_t RadioEvents;
mluis 0:91d1a7783bb9 476
mluis 0:91d1a7783bb9 477 /*!
mluis 0:91d1a7783bb9 478 * LoRaMac duty cycle delayed Tx timer
mluis 0:91d1a7783bb9 479 */
mluis 0:91d1a7783bb9 480 static TimerEvent_t TxDelayedTimer;
mluis 0:91d1a7783bb9 481
mluis 0:91d1a7783bb9 482 /*!
mluis 0:91d1a7783bb9 483 * LoRaMac reception windows timers
mluis 0:91d1a7783bb9 484 */
mluis 0:91d1a7783bb9 485 static TimerEvent_t RxWindowTimer1;
mluis 0:91d1a7783bb9 486 static TimerEvent_t RxWindowTimer2;
mluis 0:91d1a7783bb9 487
mluis 0:91d1a7783bb9 488 /*!
mluis 0:91d1a7783bb9 489 * LoRaMac reception windows delay from end of Tx
mluis 0:91d1a7783bb9 490 */
mluis 0:91d1a7783bb9 491 static uint32_t ReceiveDelay1;
mluis 0:91d1a7783bb9 492 static uint32_t ReceiveDelay2;
mluis 0:91d1a7783bb9 493 static uint32_t JoinAcceptDelay1;
mluis 0:91d1a7783bb9 494 static uint32_t JoinAcceptDelay2;
mluis 0:91d1a7783bb9 495
mluis 0:91d1a7783bb9 496 /*!
mluis 0:91d1a7783bb9 497 * LoRaMac reception windows delay
mluis 0:91d1a7783bb9 498 * \remark normal frame: RxWindowXDelay = ReceiveDelayX - RADIO_WAKEUP_TIME
mluis 0:91d1a7783bb9 499 * join frame : RxWindowXDelay = JoinAcceptDelayX - RADIO_WAKEUP_TIME
mluis 0:91d1a7783bb9 500 */
mluis 0:91d1a7783bb9 501 static uint32_t RxWindow1Delay;
mluis 0:91d1a7783bb9 502 static uint32_t RxWindow2Delay;
mluis 0:91d1a7783bb9 503
mluis 0:91d1a7783bb9 504 /*!
mluis 0:91d1a7783bb9 505 * LoRaMac maximum time a reception window stays open
mluis 0:91d1a7783bb9 506 */
mluis 0:91d1a7783bb9 507 static uint32_t MaxRxWindow;
mluis 0:91d1a7783bb9 508
mluis 0:91d1a7783bb9 509 /*!
mluis 0:91d1a7783bb9 510 * Acknowledge timeout timer. Used for packet retransmissions.
mluis 0:91d1a7783bb9 511 */
mluis 0:91d1a7783bb9 512 static TimerEvent_t AckTimeoutTimer;
mluis 0:91d1a7783bb9 513
mluis 0:91d1a7783bb9 514 /*!
mluis 0:91d1a7783bb9 515 * Number of trials to get a frame acknowledged
mluis 0:91d1a7783bb9 516 */
mluis 0:91d1a7783bb9 517 static uint8_t AckTimeoutRetries = 1;
mluis 0:91d1a7783bb9 518
mluis 0:91d1a7783bb9 519 /*!
mluis 0:91d1a7783bb9 520 * Number of trials to get a frame acknowledged
mluis 0:91d1a7783bb9 521 */
mluis 0:91d1a7783bb9 522 static uint8_t AckTimeoutRetriesCounter = 1;
mluis 0:91d1a7783bb9 523
mluis 0:91d1a7783bb9 524 /*!
mluis 0:91d1a7783bb9 525 * Indicates if the AckTimeout timer has expired or not
mluis 0:91d1a7783bb9 526 */
mluis 0:91d1a7783bb9 527 static bool AckTimeoutRetry = false;
mluis 0:91d1a7783bb9 528
mluis 0:91d1a7783bb9 529 /*!
mluis 0:91d1a7783bb9 530 * Last transmission time on air
mluis 0:91d1a7783bb9 531 */
mluis 0:91d1a7783bb9 532 TimerTime_t TxTimeOnAir = 0;
mluis 0:91d1a7783bb9 533
mluis 0:91d1a7783bb9 534 /*!
mluis 2:14a5d6ad92d5 535 * Structure to hold an MCPS indication data.
mluis 2:14a5d6ad92d5 536 */
mluis 2:14a5d6ad92d5 537 static McpsIndication_t McpsIndication;
mluis 2:14a5d6ad92d5 538
mluis 2:14a5d6ad92d5 539 /*!
mluis 2:14a5d6ad92d5 540 * Structure to hold MCPS confirm data.
mluis 2:14a5d6ad92d5 541 */
mluis 2:14a5d6ad92d5 542 static McpsConfirm_t McpsConfirm;
mluis 2:14a5d6ad92d5 543
mluis 2:14a5d6ad92d5 544 /*!
mluis 2:14a5d6ad92d5 545 * Structure to hold MLME confirm data.
mluis 2:14a5d6ad92d5 546 */
mluis 2:14a5d6ad92d5 547 static MlmeConfirm_t MlmeConfirm;
mluis 2:14a5d6ad92d5 548
mluis 2:14a5d6ad92d5 549 /*!
mluis 2:14a5d6ad92d5 550 * Holds the current rx window slot
mluis 2:14a5d6ad92d5 551 */
mluis 2:14a5d6ad92d5 552 static uint8_t RxSlot = 0;
mluis 2:14a5d6ad92d5 553
mluis 2:14a5d6ad92d5 554 /*!
mluis 2:14a5d6ad92d5 555 * LoRaMac tx/rx operation state
mluis 2:14a5d6ad92d5 556 */
mluis 2:14a5d6ad92d5 557 LoRaMacFlags_t LoRaMacFlags;
mluis 2:14a5d6ad92d5 558
mluis 2:14a5d6ad92d5 559 /*!
mluis 2:14a5d6ad92d5 560 * \brief Function to be executed on Radio Tx Done event
mluis 0:91d1a7783bb9 561 */
mluis 0:91d1a7783bb9 562 static void OnRadioTxDone( void );
mluis 0:91d1a7783bb9 563
mluis 0:91d1a7783bb9 564 /*!
mluis 2:14a5d6ad92d5 565 * \brief Function to be executed on Radio Rx Done event
mluis 0:91d1a7783bb9 566 */
mluis 0:91d1a7783bb9 567 static void OnRadioRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr );
mluis 0:91d1a7783bb9 568
mluis 0:91d1a7783bb9 569 /*!
mluis 2:14a5d6ad92d5 570 * \brief Function executed on Radio Tx Timeout event
mluis 0:91d1a7783bb9 571 */
mluis 0:91d1a7783bb9 572 static void OnRadioTxTimeout( void );
mluis 0:91d1a7783bb9 573
mluis 0:91d1a7783bb9 574 /*!
mluis 2:14a5d6ad92d5 575 * \brief Function executed on Radio Rx error event
mluis 0:91d1a7783bb9 576 */
mluis 0:91d1a7783bb9 577 static void OnRadioRxError( void );
mluis 0:91d1a7783bb9 578
mluis 0:91d1a7783bb9 579 /*!
mluis 2:14a5d6ad92d5 580 * \brief Function executed on Radio Rx Timeout event
mluis 0:91d1a7783bb9 581 */
mluis 0:91d1a7783bb9 582 static void OnRadioRxTimeout( void );
mluis 0:91d1a7783bb9 583
mluis 0:91d1a7783bb9 584 /*!
mluis 2:14a5d6ad92d5 585 * \brief Function executed on Resend Frame timer event.
mluis 0:91d1a7783bb9 586 */
mluis 0:91d1a7783bb9 587 static void OnMacStateCheckTimerEvent( void );
mluis 0:91d1a7783bb9 588
mluis 0:91d1a7783bb9 589 /*!
mluis 2:14a5d6ad92d5 590 * \brief Function executed on duty cycle delayed Tx timer event
mluis 0:91d1a7783bb9 591 */
mluis 0:91d1a7783bb9 592 static void OnTxDelayedTimerEvent( void );
mluis 0:91d1a7783bb9 593
mluis 0:91d1a7783bb9 594 /*!
mluis 2:14a5d6ad92d5 595 * \brief Function executed on first Rx window timer event
mluis 0:91d1a7783bb9 596 */
mluis 0:91d1a7783bb9 597 static void OnRxWindow1TimerEvent( void );
mluis 0:91d1a7783bb9 598
mluis 0:91d1a7783bb9 599 /*!
mluis 2:14a5d6ad92d5 600 * \brief Function executed on second Rx window timer event
mluis 0:91d1a7783bb9 601 */
mluis 0:91d1a7783bb9 602 static void OnRxWindow2TimerEvent( void );
mluis 0:91d1a7783bb9 603
mluis 0:91d1a7783bb9 604 /*!
mluis 2:14a5d6ad92d5 605 * \brief Function executed on AckTimeout timer event
mluis 0:91d1a7783bb9 606 */
mluis 0:91d1a7783bb9 607 static void OnAckTimeoutTimerEvent( void );
mluis 0:91d1a7783bb9 608
mluis 0:91d1a7783bb9 609 /*!
mluis 2:14a5d6ad92d5 610 * \brief Searches and set the next random available channel
mluis 2:14a5d6ad92d5 611 *
mluis 2:14a5d6ad92d5 612 * \retval status Function status [0: OK, 1: Unable to find a free channel]
mluis 2:14a5d6ad92d5 613 */
mluis 2:14a5d6ad92d5 614 static TimerTime_t SetNextChannel( void );
mluis 2:14a5d6ad92d5 615
mluis 2:14a5d6ad92d5 616 /*!
mluis 2:14a5d6ad92d5 617 * \brief Sets the network to public or private. Updates the sync byte.
mluis 2:14a5d6ad92d5 618 *
mluis 2:14a5d6ad92d5 619 * \param [IN] enable if true, it enables a public network
mluis 2:14a5d6ad92d5 620 */
mluis 2:14a5d6ad92d5 621 static void SetPublicNetwork( bool enable );
mluis 2:14a5d6ad92d5 622
mluis 2:14a5d6ad92d5 623 /*!
mluis 2:14a5d6ad92d5 624 * \brief Initializes and opens the reception window
mluis 2:14a5d6ad92d5 625 *
mluis 2:14a5d6ad92d5 626 * \param [IN] freq window channel frequency
mluis 2:14a5d6ad92d5 627 * \param [IN] datarate window channel datarate
mluis 2:14a5d6ad92d5 628 * \param [IN] bandwidth window channel bandwidth
mluis 2:14a5d6ad92d5 629 * \param [IN] timeout window channel timeout
mluis 0:91d1a7783bb9 630 */
mluis 2:14a5d6ad92d5 631 static void RxWindowSetup( uint32_t freq, int8_t datarate, uint32_t bandwidth, uint16_t timeout, bool rxContinuous );
mluis 2:14a5d6ad92d5 632
mluis 2:14a5d6ad92d5 633 /*!
mluis 2:14a5d6ad92d5 634 * \brief Adds a new MAC command to be sent.
mluis 2:14a5d6ad92d5 635 *
mluis 2:14a5d6ad92d5 636 * \Remark MAC layer internal function
mluis 2:14a5d6ad92d5 637 *
mluis 2:14a5d6ad92d5 638 * \param [in] cmd MAC command to be added
mluis 2:14a5d6ad92d5 639 * [MOTE_MAC_LINK_CHECK_REQ,
mluis 2:14a5d6ad92d5 640 * MOTE_MAC_LINK_ADR_ANS,
mluis 2:14a5d6ad92d5 641 * MOTE_MAC_DUTY_CYCLE_ANS,
mluis 2:14a5d6ad92d5 642 * MOTE_MAC_RX2_PARAM_SET_ANS,
mluis 2:14a5d6ad92d5 643 * MOTE_MAC_DEV_STATUS_ANS
mluis 2:14a5d6ad92d5 644 * MOTE_MAC_NEW_CHANNEL_ANS]
mluis 2:14a5d6ad92d5 645 * \param [in] p1 1st parameter ( optional depends on the command )
mluis 2:14a5d6ad92d5 646 * \param [in] p2 2nd parameter ( optional depends on the command )
mluis 2:14a5d6ad92d5 647 *
mluis 2:14a5d6ad92d5 648 * \retval status Function status [0: OK, 1: Unknown command, 2: Buffer full]
mluis 2:14a5d6ad92d5 649 */
mluis 2:14a5d6ad92d5 650 static LoRaMacStatus_t AddMacCommand( uint8_t cmd, uint8_t p1, uint8_t p2 );
mluis 0:91d1a7783bb9 651
mluis 0:91d1a7783bb9 652 /*!
mluis 0:91d1a7783bb9 653 * \brief Validates if the payload fits into the frame, taking the datarate
mluis 0:91d1a7783bb9 654 * into account.
mluis 0:91d1a7783bb9 655 *
mluis 0:91d1a7783bb9 656 * \details Refer to chapter 4.3.2 of the LoRaWAN specification, v1.0
mluis 0:91d1a7783bb9 657 *
mluis 0:91d1a7783bb9 658 * \param lenN Length of the application payload. The length depends on the
mluis 0:91d1a7783bb9 659 * datarate and is region specific
mluis 0:91d1a7783bb9 660 *
mluis 0:91d1a7783bb9 661 * \param datarate Current datarate
mluis 0:91d1a7783bb9 662 *
mluis 2:14a5d6ad92d5 663 * \param fOptsLen Length of the fOpts field
mluis 2:14a5d6ad92d5 664 *
mluis 0:91d1a7783bb9 665 * \retval [false: payload does not fit into the frame, true: payload fits into
mluis 0:91d1a7783bb9 666 * the frame]
mluis 0:91d1a7783bb9 667 */
mluis 2:14a5d6ad92d5 668 static bool ValidatePayloadLength( uint8_t lenN, int8_t datarate, uint8_t fOptsLen );
mluis 0:91d1a7783bb9 669
mluis 0:91d1a7783bb9 670 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 0:91d1a7783bb9 671 /*!
mluis 0:91d1a7783bb9 672 * \brief Counts the number of enabled 125 kHz channels in the channel mask.
mluis 0:91d1a7783bb9 673 * This function can only be applied to US915 band.
mluis 0:91d1a7783bb9 674 *
mluis 0:91d1a7783bb9 675 * \param channelsMask Pointer to the first element of the channel mask
mluis 0:91d1a7783bb9 676 *
mluis 0:91d1a7783bb9 677 * \retval Number of enabled channels in the channel mask
mluis 0:91d1a7783bb9 678 */
mluis 0:91d1a7783bb9 679 static uint8_t CountNbEnabled125kHzChannels( uint16_t *channelsMask );
mluis 0:91d1a7783bb9 680 #endif
mluis 0:91d1a7783bb9 681
mluis 0:91d1a7783bb9 682 /*!
mluis 0:91d1a7783bb9 683 * \brief Limits the Tx power according to the number of enabled channels
mluis 0:91d1a7783bb9 684 *
mluis 0:91d1a7783bb9 685 * \retval Returns the maximum valid tx power
mluis 0:91d1a7783bb9 686 */
mluis 0:91d1a7783bb9 687 static int8_t LimitTxPower( int8_t txPower );
mluis 0:91d1a7783bb9 688
mluis 0:91d1a7783bb9 689 /*!
mluis 2:14a5d6ad92d5 690 * \brief Verifies, if a value is in a given range.
mluis 2:14a5d6ad92d5 691 *
mluis 2:14a5d6ad92d5 692 * \param value Value to verify, if it is in range
mluis 2:14a5d6ad92d5 693 *
mluis 2:14a5d6ad92d5 694 * \param min Minimum possible value
mluis 2:14a5d6ad92d5 695 *
mluis 2:14a5d6ad92d5 696 * \param max Maximum possible value
mluis 2:14a5d6ad92d5 697 *
mluis 2:14a5d6ad92d5 698 * \retval Returns the maximum valid tx power
mluis 2:14a5d6ad92d5 699 */
mluis 2:14a5d6ad92d5 700 static bool ValueInRange( int8_t value, int8_t min, int8_t max );
mluis 2:14a5d6ad92d5 701
mluis 2:14a5d6ad92d5 702 /*!
mluis 2:14a5d6ad92d5 703 * \brief Calculates the next datarate to set, when ADR is on or off
mluis 2:14a5d6ad92d5 704 *
mluis 2:14a5d6ad92d5 705 * \param [IN] adrEnabled Specify whether ADR is on or off
mluis 2:14a5d6ad92d5 706 *
mluis 2:14a5d6ad92d5 707 * \param [IN] updateChannelMask Set to true, if the channel masks shall be updated
mluis 2:14a5d6ad92d5 708 *
mluis 2:14a5d6ad92d5 709 * \param [OUT] datarateOut Reports the datarate which will be used next
mluis 2:14a5d6ad92d5 710 *
mluis 2:14a5d6ad92d5 711 * \retval Returns the state of ADR ack request
mluis 2:14a5d6ad92d5 712 */
mluis 2:14a5d6ad92d5 713 static bool AdrNextDr( bool adrEnabled, bool updateChannelMask, int8_t* datarateOut );
mluis 2:14a5d6ad92d5 714
mluis 2:14a5d6ad92d5 715 /*!
mluis 2:14a5d6ad92d5 716 * \brief Disables channel in a specified channel mask
mluis 2:14a5d6ad92d5 717 *
mluis 2:14a5d6ad92d5 718 * \param [IN] id - Id of the channel
mluis 2:14a5d6ad92d5 719 *
mluis 2:14a5d6ad92d5 720 * \param [IN] mask - Pointer to the channel mask to edit
mluis 0:91d1a7783bb9 721 *
mluis 2:14a5d6ad92d5 722 * \retval [true, if disable was successful, false if not]
mluis 2:14a5d6ad92d5 723 */
mluis 2:14a5d6ad92d5 724 static bool DisableChannelInMask( uint8_t id, uint16_t* mask );
mluis 2:14a5d6ad92d5 725
mluis 2:14a5d6ad92d5 726 /*!
mluis 2:14a5d6ad92d5 727 * \brief Decodes MAC commands in the fOpts field and in the payload
mluis 2:14a5d6ad92d5 728 */
mluis 2:14a5d6ad92d5 729 static void ProcessMacCommands( uint8_t *payload, uint8_t macIndex, uint8_t commandsSize, uint8_t snr );
mluis 2:14a5d6ad92d5 730
mluis 2:14a5d6ad92d5 731 /*!
mluis 2:14a5d6ad92d5 732 * \brief LoRaMAC layer generic send frame
mluis 2:14a5d6ad92d5 733 *
mluis 2:14a5d6ad92d5 734 * \param [IN] macHdr MAC header field
mluis 2:14a5d6ad92d5 735 * \param [IN] fPort MAC payload port
mluis 2:14a5d6ad92d5 736 * \param [IN] fBuffer MAC data buffer to be sent
mluis 2:14a5d6ad92d5 737 * \param [IN] fBufferSize MAC data buffer size
mluis 2:14a5d6ad92d5 738 * \retval status Status of the operation.
mluis 2:14a5d6ad92d5 739 */
mluis 2:14a5d6ad92d5 740 LoRaMacStatus_t Send( LoRaMacHeader_t *macHdr, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
mluis 2:14a5d6ad92d5 741
mluis 2:14a5d6ad92d5 742 /*!
mluis 2:14a5d6ad92d5 743 * \brief LoRaMAC layer frame buffer initialization
mluis 2:14a5d6ad92d5 744 *
mluis 2:14a5d6ad92d5 745 * \param [IN] macHdr MAC header field
mluis 2:14a5d6ad92d5 746 * \param [IN] fCtrl MAC frame control field
mluis 2:14a5d6ad92d5 747 * \param [IN] fOpts MAC commands buffer
mluis 2:14a5d6ad92d5 748 * \param [IN] fPort MAC payload port
mluis 2:14a5d6ad92d5 749 * \param [IN] fBuffer MAC data buffer to be sent
mluis 2:14a5d6ad92d5 750 * \param [IN] fBufferSize MAC data buffer size
mluis 2:14a5d6ad92d5 751 * \retval status Status of the operation.
mluis 2:14a5d6ad92d5 752 */
mluis 2:14a5d6ad92d5 753 LoRaMacStatus_t PrepareFrame( LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t fPort, void *fBuffer, uint16_t fBufferSize );
mluis 2:14a5d6ad92d5 754
mluis 2:14a5d6ad92d5 755 /*
mluis 2:14a5d6ad92d5 756 * \brief Schedules the frame according to the duty cycle
mluis 2:14a5d6ad92d5 757 *
mluis 2:14a5d6ad92d5 758 * \retval Status of the operation
mluis 2:14a5d6ad92d5 759 */
mluis 2:14a5d6ad92d5 760 static LoRaMacStatus_t ScheduleTx( void );
mluis 2:14a5d6ad92d5 761
mluis 2:14a5d6ad92d5 762 /*!
mluis 2:14a5d6ad92d5 763 * \brief LoRaMAC layer prepared frame buffer transmission with channel specification
mluis 2:14a5d6ad92d5 764 *
mluis 2:14a5d6ad92d5 765 * \remark PrepareFrame must be called at least once before calling this
mluis 2:14a5d6ad92d5 766 * function.
mluis 2:14a5d6ad92d5 767 *
mluis 2:14a5d6ad92d5 768 * \param [IN] channel Channel parameters
mluis 2:14a5d6ad92d5 769 * \retval status Status of the operation.
mluis 0:91d1a7783bb9 770 */
mluis 2:14a5d6ad92d5 771 LoRaMacStatus_t SendFrameOnChannel( ChannelParams_t channel );
mluis 2:14a5d6ad92d5 772
mluis 2:14a5d6ad92d5 773
mluis 2:14a5d6ad92d5 774
mluis 2:14a5d6ad92d5 775 static void OnRadioTxDone( void )
mluis 2:14a5d6ad92d5 776 {
mluis 2:14a5d6ad92d5 777 TimerTime_t curTime = TimerGetCurrentTime( );
mluis 2:14a5d6ad92d5 778 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 779 {
mluis 2:14a5d6ad92d5 780 Radio.Sleep( );
mluis 2:14a5d6ad92d5 781 }
mluis 2:14a5d6ad92d5 782 else
mluis 2:14a5d6ad92d5 783 {
mluis 2:14a5d6ad92d5 784 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 785 }
mluis 2:14a5d6ad92d5 786
mluis 2:14a5d6ad92d5 787 // Update Band Time OFF
mluis 2:14a5d6ad92d5 788 Bands[Channels[Channel].Band].LastTxDoneTime = curTime;
mluis 2:14a5d6ad92d5 789 if( DutyCycleOn == true )
mluis 2:14a5d6ad92d5 790 {
mluis 2:14a5d6ad92d5 791 Bands[Channels[Channel].Band].TimeOff = TxTimeOnAir * Bands[Channels[Channel].Band].DCycle - TxTimeOnAir;
mluis 2:14a5d6ad92d5 792 }
mluis 2:14a5d6ad92d5 793 else
mluis 2:14a5d6ad92d5 794 {
mluis 2:14a5d6ad92d5 795 Bands[Channels[Channel].Band].TimeOff = 0;
mluis 2:14a5d6ad92d5 796 }
mluis 2:14a5d6ad92d5 797 // Update Aggregated Time OFF
mluis 2:14a5d6ad92d5 798 AggregatedLastTxDoneTime = curTime;
mluis 2:14a5d6ad92d5 799 AggregatedTimeOff = AggregatedTimeOff + ( TxTimeOnAir * AggregatedDCycle - TxTimeOnAir );
mluis 2:14a5d6ad92d5 800
mluis 2:14a5d6ad92d5 801 if( IsRxWindowsEnabled == true )
mluis 2:14a5d6ad92d5 802 {
mluis 2:14a5d6ad92d5 803 TimerSetValue( &RxWindowTimer1, RxWindow1Delay );
mluis 2:14a5d6ad92d5 804 TimerStart( &RxWindowTimer1 );
mluis 2:14a5d6ad92d5 805 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 806 {
mluis 2:14a5d6ad92d5 807 TimerSetValue( &RxWindowTimer2, RxWindow2Delay );
mluis 2:14a5d6ad92d5 808 TimerStart( &RxWindowTimer2 );
mluis 2:14a5d6ad92d5 809 }
mluis 2:14a5d6ad92d5 810 if( ( LoRaMacDeviceClass == CLASS_C ) || ( NodeAckRequested == true ) )
mluis 2:14a5d6ad92d5 811 {
mluis 2:14a5d6ad92d5 812 TimerSetValue( &AckTimeoutTimer, RxWindow2Delay + ACK_TIMEOUT +
mluis 2:14a5d6ad92d5 813 randr( -ACK_TIMEOUT_RND, ACK_TIMEOUT_RND ) );
mluis 2:14a5d6ad92d5 814 TimerStart( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 815 }
mluis 2:14a5d6ad92d5 816 }
mluis 2:14a5d6ad92d5 817 else
mluis 2:14a5d6ad92d5 818 {
mluis 2:14a5d6ad92d5 819 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 820 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
mluis 2:14a5d6ad92d5 821
mluis 2:14a5d6ad92d5 822 if( LoRaMacFlags.Value == 0 )
mluis 2:14a5d6ad92d5 823 {
mluis 2:14a5d6ad92d5 824 LoRaMacFlags.Bits.McpsReq = 1;
mluis 2:14a5d6ad92d5 825 }
mluis 2:14a5d6ad92d5 826 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 827 }
mluis 2:14a5d6ad92d5 828
mluis 2:14a5d6ad92d5 829 if( NodeAckRequested == false )
mluis 2:14a5d6ad92d5 830 {
mluis 2:14a5d6ad92d5 831 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 832 ChannelsNbRepCounter++;
mluis 2:14a5d6ad92d5 833 }
mluis 2:14a5d6ad92d5 834 }
mluis 2:14a5d6ad92d5 835
mluis 2:14a5d6ad92d5 836 static void OnRadioRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr )
mluis 0:91d1a7783bb9 837 {
mluis 2:14a5d6ad92d5 838 LoRaMacHeader_t macHdr;
mluis 2:14a5d6ad92d5 839 LoRaMacFrameCtrl_t fCtrl;
mluis 2:14a5d6ad92d5 840
mluis 2:14a5d6ad92d5 841 uint8_t pktHeaderLen = 0;
mluis 2:14a5d6ad92d5 842 uint32_t address = 0;
mluis 2:14a5d6ad92d5 843 uint8_t appPayloadStartIndex = 0;
mluis 2:14a5d6ad92d5 844 uint8_t port = 0xFF;
mluis 2:14a5d6ad92d5 845 uint8_t frameLen = 0;
mluis 2:14a5d6ad92d5 846 uint32_t mic = 0;
mluis 2:14a5d6ad92d5 847 uint32_t micRx = 0;
mluis 2:14a5d6ad92d5 848
mluis 2:14a5d6ad92d5 849 uint16_t sequenceCounter = 0;
mluis 2:14a5d6ad92d5 850 uint16_t sequenceCounterPrev = 0;
mluis 2:14a5d6ad92d5 851 uint16_t sequenceCounterDiff = 0;
mluis 2:14a5d6ad92d5 852 uint32_t downLinkCounter = 0;
mluis 2:14a5d6ad92d5 853
mluis 2:14a5d6ad92d5 854 MulticastParams_t *curMulticastParams = NULL;
mluis 2:14a5d6ad92d5 855 uint8_t *nwkSKey = LoRaMacNwkSKey;
mluis 2:14a5d6ad92d5 856 uint8_t *appSKey = LoRaMacAppSKey;
mluis 2:14a5d6ad92d5 857
mluis 2:14a5d6ad92d5 858 uint8_t multicast = 0;
mluis 2:14a5d6ad92d5 859
mluis 2:14a5d6ad92d5 860 bool isMicOk = false;
mluis 2:14a5d6ad92d5 861
mluis 2:14a5d6ad92d5 862 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 863 McpsIndication.Rssi = rssi;
mluis 2:14a5d6ad92d5 864 McpsIndication.Snr = snr;
mluis 2:14a5d6ad92d5 865 McpsIndication.RxSlot = RxSlot;
mluis 2:14a5d6ad92d5 866 McpsIndication.Port = 0;
mluis 2:14a5d6ad92d5 867 McpsIndication.Multicast = 0;
mluis 2:14a5d6ad92d5 868 McpsIndication.FramePending = 0;
mluis 2:14a5d6ad92d5 869 McpsIndication.Buffer = NULL;
mluis 2:14a5d6ad92d5 870 McpsIndication.BufferSize = 0;
mluis 2:14a5d6ad92d5 871 McpsIndication.RxData = false;
mluis 2:14a5d6ad92d5 872 McpsIndication.AckReceived = false;
mluis 2:14a5d6ad92d5 873 McpsIndication.DownLinkCounter = 0;
mluis 2:14a5d6ad92d5 874 McpsIndication.McpsIndication = MCPS_UNCONFIRMED;
mluis 2:14a5d6ad92d5 875
mluis 2:14a5d6ad92d5 876 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 877 {
mluis 2:14a5d6ad92d5 878 Radio.Sleep( );
mluis 2:14a5d6ad92d5 879 }
mluis 2:14a5d6ad92d5 880 TimerStop( &RxWindowTimer2 );
mluis 2:14a5d6ad92d5 881
mluis 2:14a5d6ad92d5 882 macHdr.Value = payload[pktHeaderLen++];
mluis 2:14a5d6ad92d5 883
mluis 2:14a5d6ad92d5 884 switch( macHdr.Bits.MType )
mluis 2:14a5d6ad92d5 885 {
mluis 2:14a5d6ad92d5 886 case FRAME_TYPE_JOIN_ACCEPT:
mluis 2:14a5d6ad92d5 887 if( IsLoRaMacNetworkJoined == true )
mluis 2:14a5d6ad92d5 888 {
mluis 2:14a5d6ad92d5 889 break;
mluis 2:14a5d6ad92d5 890 }
mluis 2:14a5d6ad92d5 891 LoRaMacJoinDecrypt( payload + 1, size - 1, LoRaMacAppKey, LoRaMacRxPayload + 1 );
mluis 2:14a5d6ad92d5 892
mluis 2:14a5d6ad92d5 893 LoRaMacRxPayload[0] = macHdr.Value;
mluis 2:14a5d6ad92d5 894
mluis 2:14a5d6ad92d5 895 LoRaMacJoinComputeMic( LoRaMacRxPayload, size - LORAMAC_MFR_LEN, LoRaMacAppKey, &mic );
mluis 2:14a5d6ad92d5 896
mluis 2:14a5d6ad92d5 897 micRx |= ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN];
mluis 2:14a5d6ad92d5 898 micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 1] << 8 );
mluis 2:14a5d6ad92d5 899 micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 2] << 16 );
mluis 2:14a5d6ad92d5 900 micRx |= ( ( uint32_t )LoRaMacRxPayload[size - LORAMAC_MFR_LEN + 3] << 24 );
mluis 2:14a5d6ad92d5 901
mluis 2:14a5d6ad92d5 902 if( micRx == mic )
mluis 2:14a5d6ad92d5 903 {
mluis 2:14a5d6ad92d5 904 LoRaMacJoinComputeSKeys( LoRaMacAppKey, LoRaMacRxPayload + 1, LoRaMacDevNonce, LoRaMacNwkSKey, LoRaMacAppSKey );
mluis 2:14a5d6ad92d5 905
mluis 2:14a5d6ad92d5 906 LoRaMacNetID = ( uint32_t )LoRaMacRxPayload[4];
mluis 2:14a5d6ad92d5 907 LoRaMacNetID |= ( ( uint32_t )LoRaMacRxPayload[5] << 8 );
mluis 2:14a5d6ad92d5 908 LoRaMacNetID |= ( ( uint32_t )LoRaMacRxPayload[6] << 16 );
mluis 2:14a5d6ad92d5 909
mluis 2:14a5d6ad92d5 910 LoRaMacDevAddr = ( uint32_t )LoRaMacRxPayload[7];
mluis 2:14a5d6ad92d5 911 LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[8] << 8 );
mluis 2:14a5d6ad92d5 912 LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[9] << 16 );
mluis 2:14a5d6ad92d5 913 LoRaMacDevAddr |= ( ( uint32_t )LoRaMacRxPayload[10] << 24 );
mluis 2:14a5d6ad92d5 914
mluis 2:14a5d6ad92d5 915 // DLSettings
mluis 2:14a5d6ad92d5 916 Rx1DrOffset = ( LoRaMacRxPayload[11] >> 4 ) & 0x07;
mluis 2:14a5d6ad92d5 917 Rx2Channel.Datarate = LoRaMacRxPayload[11] & 0x0F;
mluis 2:14a5d6ad92d5 918 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 919 /*
mluis 2:14a5d6ad92d5 920 * WARNING: To be removed once Semtech server implementation
mluis 2:14a5d6ad92d5 921 * is corrected.
mluis 2:14a5d6ad92d5 922 */
mluis 2:14a5d6ad92d5 923 if( Rx2Channel.Datarate == DR_3 )
mluis 2:14a5d6ad92d5 924 {
mluis 2:14a5d6ad92d5 925 Rx2Channel.Datarate = DR_8;
mluis 2:14a5d6ad92d5 926 }
mluis 2:14a5d6ad92d5 927 #endif
mluis 2:14a5d6ad92d5 928 // RxDelay
mluis 2:14a5d6ad92d5 929 ReceiveDelay1 = ( LoRaMacRxPayload[12] & 0x0F );
mluis 2:14a5d6ad92d5 930 if( ReceiveDelay1 == 0 )
mluis 2:14a5d6ad92d5 931 {
mluis 2:14a5d6ad92d5 932 ReceiveDelay1 = 1;
mluis 2:14a5d6ad92d5 933 }
mluis 2:14a5d6ad92d5 934 ReceiveDelay1 *= 1e6;
mluis 2:14a5d6ad92d5 935 ReceiveDelay2 = ReceiveDelay1 + 1e6;
mluis 2:14a5d6ad92d5 936
mluis 2:14a5d6ad92d5 937 #if !( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 938 //CFList
mluis 2:14a5d6ad92d5 939 if( ( size - 1 ) > 16 )
mluis 2:14a5d6ad92d5 940 {
mluis 2:14a5d6ad92d5 941 ChannelParams_t param;
mluis 2:14a5d6ad92d5 942 param.DrRange.Value = ( DR_5 << 4 ) | DR_0;
mluis 2:14a5d6ad92d5 943
mluis 2:14a5d6ad92d5 944 for( uint8_t i = 3, j = 0; i < ( 5 + 3 ); i++, j += 3 )
mluis 2:14a5d6ad92d5 945 {
mluis 2:14a5d6ad92d5 946 param.Frequency = ( ( uint32_t )LoRaMacRxPayload[13 + j] | ( ( uint32_t )LoRaMacRxPayload[14 + j] << 8 ) | ( ( uint32_t )LoRaMacRxPayload[15 + j] << 16 ) ) * 100;
mluis 2:14a5d6ad92d5 947 LoRaMacChannelAdd( i, param );
mluis 2:14a5d6ad92d5 948 }
mluis 2:14a5d6ad92d5 949 }
mluis 2:14a5d6ad92d5 950 #endif
mluis 2:14a5d6ad92d5 951 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 952 IsLoRaMacNetworkJoined = true;
mluis 2:14a5d6ad92d5 953 ChannelsDatarate = ChannelsDefaultDatarate;
mluis 2:14a5d6ad92d5 954 }
mluis 2:14a5d6ad92d5 955 else
mluis 2:14a5d6ad92d5 956 {
mluis 2:14a5d6ad92d5 957 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_JOIN_FAIL;
mluis 2:14a5d6ad92d5 958 }
mluis 2:14a5d6ad92d5 959 break;
mluis 2:14a5d6ad92d5 960 case FRAME_TYPE_DATA_CONFIRMED_DOWN:
mluis 2:14a5d6ad92d5 961 case FRAME_TYPE_DATA_UNCONFIRMED_DOWN:
mluis 2:14a5d6ad92d5 962 {
mluis 2:14a5d6ad92d5 963 LoRaMacFlags.Bits.McpsInd = 1;
mluis 2:14a5d6ad92d5 964
mluis 2:14a5d6ad92d5 965 address = payload[pktHeaderLen++];
mluis 2:14a5d6ad92d5 966 address |= ( (uint32_t)payload[pktHeaderLen++] << 8 );
mluis 2:14a5d6ad92d5 967 address |= ( (uint32_t)payload[pktHeaderLen++] << 16 );
mluis 2:14a5d6ad92d5 968 address |= ( (uint32_t)payload[pktHeaderLen++] << 24 );
mluis 2:14a5d6ad92d5 969
mluis 2:14a5d6ad92d5 970 if( address != LoRaMacDevAddr )
mluis 2:14a5d6ad92d5 971 {
mluis 2:14a5d6ad92d5 972 curMulticastParams = MulticastChannels;
mluis 2:14a5d6ad92d5 973 while( curMulticastParams != NULL )
mluis 2:14a5d6ad92d5 974 {
mluis 2:14a5d6ad92d5 975 if( address == curMulticastParams->Address )
mluis 2:14a5d6ad92d5 976 {
mluis 2:14a5d6ad92d5 977 multicast = 1;
mluis 2:14a5d6ad92d5 978 nwkSKey = curMulticastParams->NwkSKey;
mluis 2:14a5d6ad92d5 979 appSKey = curMulticastParams->AppSKey;
mluis 2:14a5d6ad92d5 980 downLinkCounter = curMulticastParams->DownLinkCounter;
mluis 2:14a5d6ad92d5 981 break;
mluis 2:14a5d6ad92d5 982 }
mluis 2:14a5d6ad92d5 983 curMulticastParams = curMulticastParams->Next;
mluis 2:14a5d6ad92d5 984 }
mluis 2:14a5d6ad92d5 985 if( multicast == 0 )
mluis 2:14a5d6ad92d5 986 {
mluis 2:14a5d6ad92d5 987 // We are not the destination of this frame.
mluis 2:14a5d6ad92d5 988 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 989 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_ADDRESS_FAIL;
mluis 2:14a5d6ad92d5 990 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 991 if( NodeAckRequested )
mluis 2:14a5d6ad92d5 992 {
mluis 2:14a5d6ad92d5 993 OnAckTimeoutTimerEvent( );
mluis 2:14a5d6ad92d5 994 }
mluis 2:14a5d6ad92d5 995 return;
mluis 2:14a5d6ad92d5 996 }
mluis 2:14a5d6ad92d5 997 }
mluis 2:14a5d6ad92d5 998 else
mluis 2:14a5d6ad92d5 999 {
mluis 2:14a5d6ad92d5 1000 multicast = 0;
mluis 2:14a5d6ad92d5 1001 nwkSKey = LoRaMacNwkSKey;
mluis 2:14a5d6ad92d5 1002 appSKey = LoRaMacAppSKey;
mluis 2:14a5d6ad92d5 1003 downLinkCounter = DownLinkCounter;
mluis 2:14a5d6ad92d5 1004 }
mluis 2:14a5d6ad92d5 1005
mluis 2:14a5d6ad92d5 1006 if( LoRaMacDeviceClass != CLASS_A )
mluis 2:14a5d6ad92d5 1007 {
mluis 2:14a5d6ad92d5 1008 LoRaMacState |= MAC_RX;
mluis 2:14a5d6ad92d5 1009 // Starts the MAC layer status check timer
mluis 2:14a5d6ad92d5 1010 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1011 }
mluis 2:14a5d6ad92d5 1012 fCtrl.Value = payload[pktHeaderLen++];
mluis 2:14a5d6ad92d5 1013
mluis 2:14a5d6ad92d5 1014 sequenceCounter = ( uint16_t )payload[pktHeaderLen++];
mluis 2:14a5d6ad92d5 1015 sequenceCounter |= ( uint16_t )payload[pktHeaderLen++] << 8;
mluis 2:14a5d6ad92d5 1016
mluis 2:14a5d6ad92d5 1017 appPayloadStartIndex = 8 + fCtrl.Bits.FOptsLen;
mluis 2:14a5d6ad92d5 1018
mluis 2:14a5d6ad92d5 1019 micRx |= ( uint32_t )payload[size - LORAMAC_MFR_LEN];
mluis 2:14a5d6ad92d5 1020 micRx |= ( ( uint32_t )payload[size - LORAMAC_MFR_LEN + 1] << 8 );
mluis 2:14a5d6ad92d5 1021 micRx |= ( ( uint32_t )payload[size - LORAMAC_MFR_LEN + 2] << 16 );
mluis 2:14a5d6ad92d5 1022 micRx |= ( ( uint32_t )payload[size - LORAMAC_MFR_LEN + 3] << 24 );
mluis 2:14a5d6ad92d5 1023
mluis 2:14a5d6ad92d5 1024 sequenceCounterPrev = ( uint16_t )downLinkCounter;
mluis 2:14a5d6ad92d5 1025 sequenceCounterDiff = ( sequenceCounter - sequenceCounterPrev );
mluis 2:14a5d6ad92d5 1026
mluis 2:14a5d6ad92d5 1027 if( sequenceCounterDiff < ( 1 << 15 ) )
mluis 2:14a5d6ad92d5 1028 {
mluis 2:14a5d6ad92d5 1029 downLinkCounter += sequenceCounterDiff;
mluis 2:14a5d6ad92d5 1030 LoRaMacComputeMic( payload, size - LORAMAC_MFR_LEN, nwkSKey, address, DOWN_LINK, downLinkCounter, &mic );
mluis 2:14a5d6ad92d5 1031 if( micRx == mic )
mluis 2:14a5d6ad92d5 1032 {
mluis 2:14a5d6ad92d5 1033 isMicOk = true;
mluis 2:14a5d6ad92d5 1034 }
mluis 2:14a5d6ad92d5 1035 }
mluis 2:14a5d6ad92d5 1036 else
mluis 2:14a5d6ad92d5 1037 {
mluis 2:14a5d6ad92d5 1038 // check for sequence roll-over
mluis 2:14a5d6ad92d5 1039 uint32_t downLinkCounterTmp = downLinkCounter + 0x10000 + ( int16_t )sequenceCounterDiff;
mluis 2:14a5d6ad92d5 1040 LoRaMacComputeMic( payload, size - LORAMAC_MFR_LEN, nwkSKey, address, DOWN_LINK, downLinkCounterTmp, &mic );
mluis 2:14a5d6ad92d5 1041 if( micRx == mic )
mluis 2:14a5d6ad92d5 1042 {
mluis 2:14a5d6ad92d5 1043 isMicOk = true;
mluis 2:14a5d6ad92d5 1044 downLinkCounter = downLinkCounterTmp;
mluis 2:14a5d6ad92d5 1045 }
mluis 2:14a5d6ad92d5 1046 }
mluis 2:14a5d6ad92d5 1047
mluis 2:14a5d6ad92d5 1048 if( isMicOk == true )
mluis 2:14a5d6ad92d5 1049 {
mluis 2:14a5d6ad92d5 1050 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1051 McpsIndication.Multicast = multicast;
mluis 2:14a5d6ad92d5 1052 McpsIndication.FramePending = fCtrl.Bits.FPending;
mluis 2:14a5d6ad92d5 1053 McpsIndication.Buffer = NULL;
mluis 2:14a5d6ad92d5 1054 McpsIndication.BufferSize = 0;
mluis 2:14a5d6ad92d5 1055 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1056
mluis 2:14a5d6ad92d5 1057 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1058
mluis 2:14a5d6ad92d5 1059 AdrAckCounter = 0;
mluis 2:14a5d6ad92d5 1060
mluis 2:14a5d6ad92d5 1061 // Update 32 bits downlink counter
mluis 2:14a5d6ad92d5 1062 if( multicast == 1 )
mluis 2:14a5d6ad92d5 1063 {
mluis 2:14a5d6ad92d5 1064 McpsIndication.McpsIndication = MCPS_MULTICAST;
mluis 2:14a5d6ad92d5 1065
mluis 2:14a5d6ad92d5 1066 if( ( curMulticastParams->DownLinkCounter == downLinkCounter ) &&
mluis 2:14a5d6ad92d5 1067 ( curMulticastParams->DownLinkCounter != 0 ) )
mluis 2:14a5d6ad92d5 1068 {
mluis 2:14a5d6ad92d5 1069 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1070 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_DOWNLINK_REPEATED;
mluis 2:14a5d6ad92d5 1071 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1072 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1073 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1074 {
mluis 2:14a5d6ad92d5 1075 OnAckTimeoutTimerEvent( );
mluis 2:14a5d6ad92d5 1076 }
mluis 2:14a5d6ad92d5 1077 return;
mluis 2:14a5d6ad92d5 1078 }
mluis 2:14a5d6ad92d5 1079 curMulticastParams->DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1080 }
mluis 2:14a5d6ad92d5 1081 else
mluis 2:14a5d6ad92d5 1082 {
mluis 2:14a5d6ad92d5 1083 if( macHdr.Bits.MType == FRAME_TYPE_DATA_CONFIRMED_DOWN )
mluis 2:14a5d6ad92d5 1084 {
mluis 2:14a5d6ad92d5 1085 McpsIndication.McpsIndication = MCPS_CONFIRMED;
mluis 2:14a5d6ad92d5 1086 }
mluis 2:14a5d6ad92d5 1087 else
mluis 2:14a5d6ad92d5 1088 {
mluis 2:14a5d6ad92d5 1089 McpsIndication.McpsIndication = MCPS_UNCONFIRMED;
mluis 2:14a5d6ad92d5 1090 }
mluis 2:14a5d6ad92d5 1091 if( ( DownLinkCounter == downLinkCounter ) &&
mluis 2:14a5d6ad92d5 1092 ( DownLinkCounter != 0 ) )
mluis 2:14a5d6ad92d5 1093 {
mluis 2:14a5d6ad92d5 1094 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1095 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_DOWNLINK_REPEATED;
mluis 2:14a5d6ad92d5 1096 McpsIndication.DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1097 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1098 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1099 {
mluis 2:14a5d6ad92d5 1100 OnAckTimeoutTimerEvent( );
mluis 2:14a5d6ad92d5 1101 }
mluis 2:14a5d6ad92d5 1102 return;
mluis 2:14a5d6ad92d5 1103 }
mluis 2:14a5d6ad92d5 1104 DownLinkCounter = downLinkCounter;
mluis 2:14a5d6ad92d5 1105 }
mluis 2:14a5d6ad92d5 1106
mluis 2:14a5d6ad92d5 1107 if( macHdr.Bits.MType == FRAME_TYPE_DATA_CONFIRMED_DOWN )
mluis 2:14a5d6ad92d5 1108 {
mluis 2:14a5d6ad92d5 1109 SrvAckRequested = true;
mluis 2:14a5d6ad92d5 1110 }
mluis 2:14a5d6ad92d5 1111 else
mluis 2:14a5d6ad92d5 1112 {
mluis 2:14a5d6ad92d5 1113 SrvAckRequested = false;
mluis 2:14a5d6ad92d5 1114 }
mluis 2:14a5d6ad92d5 1115 // Check if the frame is an acknowledgement
mluis 2:14a5d6ad92d5 1116 if( fCtrl.Bits.Ack == 1 )
mluis 2:14a5d6ad92d5 1117 {
mluis 2:14a5d6ad92d5 1118 McpsConfirm.AckReceived = true;
mluis 2:14a5d6ad92d5 1119 McpsIndication.AckReceived = true;
mluis 2:14a5d6ad92d5 1120
mluis 2:14a5d6ad92d5 1121 // Stop the AckTimeout timer as no more retransmissions
mluis 2:14a5d6ad92d5 1122 // are needed.
mluis 2:14a5d6ad92d5 1123 TimerStop( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 1124 }
mluis 2:14a5d6ad92d5 1125 else
mluis 2:14a5d6ad92d5 1126 {
mluis 2:14a5d6ad92d5 1127 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1128
mluis 2:14a5d6ad92d5 1129 if( AckTimeoutRetriesCounter > AckTimeoutRetries )
mluis 2:14a5d6ad92d5 1130 {
mluis 2:14a5d6ad92d5 1131 // Stop the AckTimeout timer as no more retransmissions
mluis 2:14a5d6ad92d5 1132 // are needed.
mluis 2:14a5d6ad92d5 1133 TimerStop( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 1134 }
mluis 2:14a5d6ad92d5 1135 }
mluis 2:14a5d6ad92d5 1136
mluis 2:14a5d6ad92d5 1137 if( fCtrl.Bits.FOptsLen > 0 )
mluis 2:14a5d6ad92d5 1138 {
mluis 2:14a5d6ad92d5 1139 // Decode Options field MAC commands
mluis 2:14a5d6ad92d5 1140 ProcessMacCommands( payload, 8, appPayloadStartIndex, snr );
mluis 2:14a5d6ad92d5 1141 }
mluis 2:14a5d6ad92d5 1142 if( ( ( size - 4 ) - appPayloadStartIndex ) > 0 )
mluis 2:14a5d6ad92d5 1143 {
mluis 2:14a5d6ad92d5 1144 port = payload[appPayloadStartIndex++];
mluis 2:14a5d6ad92d5 1145 frameLen = ( size - 4 ) - appPayloadStartIndex;
mluis 2:14a5d6ad92d5 1146
mluis 2:14a5d6ad92d5 1147 McpsIndication.Port = port;
mluis 2:14a5d6ad92d5 1148
mluis 2:14a5d6ad92d5 1149 if( port == 0 )
mluis 2:14a5d6ad92d5 1150 {
mluis 2:14a5d6ad92d5 1151 LoRaMacPayloadDecrypt( payload + appPayloadStartIndex,
mluis 2:14a5d6ad92d5 1152 frameLen,
mluis 2:14a5d6ad92d5 1153 nwkSKey,
mluis 2:14a5d6ad92d5 1154 address,
mluis 2:14a5d6ad92d5 1155 DOWN_LINK,
mluis 2:14a5d6ad92d5 1156 downLinkCounter,
mluis 2:14a5d6ad92d5 1157 LoRaMacRxPayload );
mluis 2:14a5d6ad92d5 1158
mluis 2:14a5d6ad92d5 1159 // Decode frame payload MAC commands
mluis 2:14a5d6ad92d5 1160 ProcessMacCommands( LoRaMacRxPayload, 0, frameLen, snr );
mluis 2:14a5d6ad92d5 1161 }
mluis 2:14a5d6ad92d5 1162 else
mluis 2:14a5d6ad92d5 1163 {
mluis 2:14a5d6ad92d5 1164 LoRaMacPayloadDecrypt( payload + appPayloadStartIndex,
mluis 2:14a5d6ad92d5 1165 frameLen,
mluis 2:14a5d6ad92d5 1166 appSKey,
mluis 2:14a5d6ad92d5 1167 address,
mluis 2:14a5d6ad92d5 1168 DOWN_LINK,
mluis 2:14a5d6ad92d5 1169 downLinkCounter,
mluis 2:14a5d6ad92d5 1170 LoRaMacRxPayload );
mluis 2:14a5d6ad92d5 1171
mluis 2:14a5d6ad92d5 1172 McpsIndication.Buffer = LoRaMacRxPayload;
mluis 2:14a5d6ad92d5 1173 McpsIndication.BufferSize = frameLen;
mluis 2:14a5d6ad92d5 1174 McpsIndication.RxData = true;
mluis 2:14a5d6ad92d5 1175 }
mluis 2:14a5d6ad92d5 1176 }
mluis 2:14a5d6ad92d5 1177 }
mluis 2:14a5d6ad92d5 1178 else
mluis 2:14a5d6ad92d5 1179 {
mluis 2:14a5d6ad92d5 1180 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_MIC_FAIL;
mluis 2:14a5d6ad92d5 1181 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1182 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1183 {
mluis 2:14a5d6ad92d5 1184 OnAckTimeoutTimerEvent( );
mluis 2:14a5d6ad92d5 1185 }
mluis 2:14a5d6ad92d5 1186 }
mluis 2:14a5d6ad92d5 1187 }
mluis 2:14a5d6ad92d5 1188 break;
mluis 2:14a5d6ad92d5 1189 case FRAME_TYPE_PROPRIETARY:
mluis 2:14a5d6ad92d5 1190 {
mluis 2:14a5d6ad92d5 1191 LoRaMacFlags.Bits.McpsInd = 1;
mluis 2:14a5d6ad92d5 1192
mluis 2:14a5d6ad92d5 1193 memcpy1( LoRaMacRxPayload, &payload[pktHeaderLen], size );
mluis 2:14a5d6ad92d5 1194
mluis 2:14a5d6ad92d5 1195 McpsIndication.McpsIndication = MCPS_PROPRIETARY;
mluis 2:14a5d6ad92d5 1196 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1197 McpsIndication.Buffer = LoRaMacRxPayload;
mluis 2:14a5d6ad92d5 1198 McpsIndication.BufferSize = size - pktHeaderLen;
mluis 2:14a5d6ad92d5 1199 break;
mluis 2:14a5d6ad92d5 1200 }
mluis 2:14a5d6ad92d5 1201 default:
mluis 2:14a5d6ad92d5 1202 LoRaMacFlags.Bits.McpsInd = 1;
mluis 2:14a5d6ad92d5 1203 McpsIndication.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 1204 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1205 break;
mluis 2:14a5d6ad92d5 1206 }
mluis 2:14a5d6ad92d5 1207
mluis 2:14a5d6ad92d5 1208 if( ( RxSlot == 0 ) && ( LoRaMacDeviceClass == CLASS_C ) )
mluis 2:14a5d6ad92d5 1209 {
mluis 2:14a5d6ad92d5 1210 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1211 }
mluis 2:14a5d6ad92d5 1212
mluis 2:14a5d6ad92d5 1213 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1214 }
mluis 2:14a5d6ad92d5 1215
mluis 2:14a5d6ad92d5 1216 static void OnRadioTxTimeout( void )
mluis 2:14a5d6ad92d5 1217 {
mluis 2:14a5d6ad92d5 1218 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1219 {
mluis 2:14a5d6ad92d5 1220 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1221 }
mluis 2:14a5d6ad92d5 1222 else
mluis 2:14a5d6ad92d5 1223 {
mluis 2:14a5d6ad92d5 1224 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1225 }
mluis 2:14a5d6ad92d5 1226
mluis 2:14a5d6ad92d5 1227 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT;
mluis 2:14a5d6ad92d5 1228 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT;
mluis 2:14a5d6ad92d5 1229 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1230 }
mluis 2:14a5d6ad92d5 1231
mluis 2:14a5d6ad92d5 1232 static void OnRadioRxError( void )
mluis 2:14a5d6ad92d5 1233 {
mluis 2:14a5d6ad92d5 1234 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1235 {
mluis 2:14a5d6ad92d5 1236 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1237 }
mluis 2:14a5d6ad92d5 1238 else
mluis 2:14a5d6ad92d5 1239 {
mluis 2:14a5d6ad92d5 1240 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1241 }
mluis 2:14a5d6ad92d5 1242
mluis 2:14a5d6ad92d5 1243 if( RxSlot == 1 )
mluis 2:14a5d6ad92d5 1244 {
mluis 2:14a5d6ad92d5 1245 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1246 {
mluis 2:14a5d6ad92d5 1247 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_ERROR;
mluis 2:14a5d6ad92d5 1248 }
mluis 2:14a5d6ad92d5 1249 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_ERROR;
mluis 2:14a5d6ad92d5 1250 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1251 }
mluis 2:14a5d6ad92d5 1252 }
mluis 2:14a5d6ad92d5 1253
mluis 2:14a5d6ad92d5 1254 static void OnRadioRxTimeout( void )
mluis 2:14a5d6ad92d5 1255 {
mluis 2:14a5d6ad92d5 1256 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1257 {
mluis 2:14a5d6ad92d5 1258 Radio.Sleep( );
mluis 2:14a5d6ad92d5 1259 }
mluis 2:14a5d6ad92d5 1260 else
mluis 2:14a5d6ad92d5 1261 {
mluis 2:14a5d6ad92d5 1262 OnRxWindow2TimerEvent( );
mluis 2:14a5d6ad92d5 1263 }
mluis 2:14a5d6ad92d5 1264
mluis 2:14a5d6ad92d5 1265 if( RxSlot == 1 )
mluis 2:14a5d6ad92d5 1266 {
mluis 2:14a5d6ad92d5 1267 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1268 {
mluis 2:14a5d6ad92d5 1269 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
mluis 2:14a5d6ad92d5 1270 }
mluis 2:14a5d6ad92d5 1271 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_RX2_TIMEOUT;
mluis 2:14a5d6ad92d5 1272 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1273 }
mluis 2:14a5d6ad92d5 1274 }
mluis 2:14a5d6ad92d5 1275
mluis 2:14a5d6ad92d5 1276 static void OnMacStateCheckTimerEvent( void )
mluis 2:14a5d6ad92d5 1277 {
mluis 2:14a5d6ad92d5 1278 TimerStop( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1279 bool txTimeout = false;
mluis 2:14a5d6ad92d5 1280
mluis 2:14a5d6ad92d5 1281 if( LoRaMacFlags.Bits.MacDone == 1 )
mluis 2:14a5d6ad92d5 1282 {
mluis 2:14a5d6ad92d5 1283 if( ( LoRaMacFlags.Bits.MlmeReq == 1 ) || ( ( LoRaMacFlags.Bits.McpsReq == 1 ) ) )
mluis 2:14a5d6ad92d5 1284 {
mluis 2:14a5d6ad92d5 1285 if( ( McpsConfirm.Status == LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT ) ||
mluis 2:14a5d6ad92d5 1286 ( MlmeConfirm.Status == LORAMAC_EVENT_INFO_STATUS_TX_TIMEOUT ) )
mluis 2:14a5d6ad92d5 1287 {
mluis 2:14a5d6ad92d5 1288 // Stop transmit cycle due to tx timeout.
mluis 2:14a5d6ad92d5 1289 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1290 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
mluis 2:14a5d6ad92d5 1291 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1292 McpsConfirm.TxTimeOnAir = 0;
mluis 2:14a5d6ad92d5 1293 txTimeout = true;
mluis 2:14a5d6ad92d5 1294 }
mluis 2:14a5d6ad92d5 1295 }
mluis 2:14a5d6ad92d5 1296
mluis 2:14a5d6ad92d5 1297 if( ( NodeAckRequested == false ) && ( txTimeout == false ) )
mluis 2:14a5d6ad92d5 1298 {
mluis 2:14a5d6ad92d5 1299 if( LoRaMacFlags.Bits.MlmeReq == 1 )
mluis 2:14a5d6ad92d5 1300 {
mluis 2:14a5d6ad92d5 1301 if( MlmeConfirm.MlmeRequest == MLME_JOIN )
mluis 2:14a5d6ad92d5 1302 {
mluis 2:14a5d6ad92d5 1303 if( MlmeConfirm.Status == LORAMAC_EVENT_INFO_STATUS_OK )
mluis 2:14a5d6ad92d5 1304 {
mluis 2:14a5d6ad92d5 1305 UpLinkCounter = 0;
mluis 2:14a5d6ad92d5 1306 }
mluis 2:14a5d6ad92d5 1307 // Join messages aren't repeated automatically
mluis 2:14a5d6ad92d5 1308 ChannelsNbRepCounter = ChannelsNbRep;
mluis 2:14a5d6ad92d5 1309 }
mluis 2:14a5d6ad92d5 1310 }
mluis 2:14a5d6ad92d5 1311 if( ( LoRaMacFlags.Bits.MlmeReq == 1 ) || ( ( LoRaMacFlags.Bits.McpsReq == 1 ) ) )
mluis 2:14a5d6ad92d5 1312 {
mluis 2:14a5d6ad92d5 1313 if( ( ChannelsNbRepCounter >= ChannelsNbRep ) || ( LoRaMacFlags.Bits.McpsInd == 1 ) )
mluis 2:14a5d6ad92d5 1314 {
mluis 2:14a5d6ad92d5 1315 ChannelsNbRepCounter = 0;
mluis 2:14a5d6ad92d5 1316
mluis 2:14a5d6ad92d5 1317 AdrAckCounter++;
mluis 2:14a5d6ad92d5 1318 if( IsUpLinkCounterFixed == false )
mluis 2:14a5d6ad92d5 1319 {
mluis 2:14a5d6ad92d5 1320 UpLinkCounter++;
mluis 2:14a5d6ad92d5 1321 }
mluis 2:14a5d6ad92d5 1322
mluis 2:14a5d6ad92d5 1323 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1324 }
mluis 2:14a5d6ad92d5 1325 else
mluis 2:14a5d6ad92d5 1326 {
mluis 2:14a5d6ad92d5 1327 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1328 // Sends the same frame again
mluis 2:14a5d6ad92d5 1329 ScheduleTx( );
mluis 2:14a5d6ad92d5 1330 }
mluis 2:14a5d6ad92d5 1331 }
mluis 2:14a5d6ad92d5 1332 }
mluis 2:14a5d6ad92d5 1333
mluis 2:14a5d6ad92d5 1334 if( LoRaMacFlags.Bits.McpsInd == 1 )
mluis 2:14a5d6ad92d5 1335 {
mluis 2:14a5d6ad92d5 1336 if( ( McpsConfirm.AckReceived == true ) || ( AckTimeoutRetriesCounter > AckTimeoutRetries ) )
mluis 2:14a5d6ad92d5 1337 {
mluis 2:14a5d6ad92d5 1338 AckTimeoutRetry = false;
mluis 2:14a5d6ad92d5 1339 if( IsUpLinkCounterFixed == false )
mluis 2:14a5d6ad92d5 1340 {
mluis 2:14a5d6ad92d5 1341 UpLinkCounter++;
mluis 2:14a5d6ad92d5 1342 }
mluis 2:14a5d6ad92d5 1343 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
mluis 2:14a5d6ad92d5 1344
mluis 2:14a5d6ad92d5 1345 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1346 }
mluis 2:14a5d6ad92d5 1347 }
mluis 2:14a5d6ad92d5 1348
mluis 2:14a5d6ad92d5 1349 if( ( AckTimeoutRetry == true ) && ( ( LoRaMacState & MAC_TX_DELAYED ) == 0 ) )
mluis 2:14a5d6ad92d5 1350 {
mluis 2:14a5d6ad92d5 1351 AckTimeoutRetry = false;
mluis 2:14a5d6ad92d5 1352 if( ( AckTimeoutRetriesCounter < AckTimeoutRetries ) && ( AckTimeoutRetriesCounter <= MAX_ACK_RETRIES ) )
mluis 2:14a5d6ad92d5 1353 {
mluis 2:14a5d6ad92d5 1354 AckTimeoutRetriesCounter++;
mluis 2:14a5d6ad92d5 1355
mluis 2:14a5d6ad92d5 1356 if( ( AckTimeoutRetriesCounter % 2 ) == 1 )
mluis 2:14a5d6ad92d5 1357 {
mluis 2:14a5d6ad92d5 1358 ChannelsDatarate = MAX( ChannelsDatarate - 1, LORAMAC_MIN_DATARATE );
mluis 2:14a5d6ad92d5 1359 }
mluis 2:14a5d6ad92d5 1360 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1361 // Sends the same frame again
mluis 2:14a5d6ad92d5 1362 ScheduleTx( );
mluis 2:14a5d6ad92d5 1363 }
mluis 2:14a5d6ad92d5 1364 else
mluis 2:14a5d6ad92d5 1365 {
mluis 2:14a5d6ad92d5 1366 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1367 // Re-enable default channels LC1, LC2, LC3
mluis 2:14a5d6ad92d5 1368 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
mluis 2:14a5d6ad92d5 1369 #elif defined( USE_BAND_915 )
mluis 2:14a5d6ad92d5 1370 // Re-enable default channels
mluis 2:14a5d6ad92d5 1371 ChannelsMask[0] = 0xFFFF;
mluis 2:14a5d6ad92d5 1372 ChannelsMask[1] = 0xFFFF;
mluis 2:14a5d6ad92d5 1373 ChannelsMask[2] = 0xFFFF;
mluis 2:14a5d6ad92d5 1374 ChannelsMask[3] = 0xFFFF;
mluis 2:14a5d6ad92d5 1375 ChannelsMask[4] = 0x00FF;
mluis 2:14a5d6ad92d5 1376 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 1377 #elif defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1378 // Re-enable default channels
mluis 2:14a5d6ad92d5 1379 ChannelsMask[0] = 0x00FF;
mluis 2:14a5d6ad92d5 1380 ChannelsMask[1] = 0x0000;
mluis 2:14a5d6ad92d5 1381 ChannelsMask[2] = 0x0000;
mluis 2:14a5d6ad92d5 1382 ChannelsMask[3] = 0x0000;
mluis 2:14a5d6ad92d5 1383 ChannelsMask[4] = 0x0001;
mluis 2:14a5d6ad92d5 1384 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 1385 #else
mluis 2:14a5d6ad92d5 1386 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1387 #endif
mluis 2:14a5d6ad92d5 1388 LoRaMacState &= ~MAC_TX_RUNNING;
mluis 2:14a5d6ad92d5 1389
mluis 2:14a5d6ad92d5 1390 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 1391 McpsConfirm.NbRetries = AckTimeoutRetriesCounter;
mluis 2:14a5d6ad92d5 1392 if( IsUpLinkCounterFixed == false )
mluis 2:14a5d6ad92d5 1393 {
mluis 2:14a5d6ad92d5 1394 UpLinkCounter++;
mluis 2:14a5d6ad92d5 1395 }
mluis 2:14a5d6ad92d5 1396 }
mluis 2:14a5d6ad92d5 1397 }
mluis 2:14a5d6ad92d5 1398 }
mluis 2:14a5d6ad92d5 1399 // Handle reception for Class B and Class C
mluis 2:14a5d6ad92d5 1400 if( ( LoRaMacState & MAC_RX ) == MAC_RX )
mluis 2:14a5d6ad92d5 1401 {
mluis 2:14a5d6ad92d5 1402 LoRaMacState &= ~MAC_RX;
mluis 2:14a5d6ad92d5 1403 }
mluis 2:14a5d6ad92d5 1404 if( LoRaMacState == MAC_IDLE )
mluis 2:14a5d6ad92d5 1405 {
mluis 2:14a5d6ad92d5 1406 if( LoRaMacFlags.Bits.McpsReq == 1 )
mluis 2:14a5d6ad92d5 1407 {
mluis 2:14a5d6ad92d5 1408 LoRaMacPrimitives->MacMcpsConfirm( &McpsConfirm );
mluis 2:14a5d6ad92d5 1409 LoRaMacFlags.Bits.McpsReq = 0;
mluis 2:14a5d6ad92d5 1410 }
mluis 2:14a5d6ad92d5 1411
mluis 2:14a5d6ad92d5 1412 if( LoRaMacFlags.Bits.MlmeReq == 1 )
mluis 2:14a5d6ad92d5 1413 {
mluis 2:14a5d6ad92d5 1414 LoRaMacPrimitives->MacMlmeConfirm( &MlmeConfirm );
mluis 2:14a5d6ad92d5 1415 LoRaMacFlags.Bits.MlmeReq = 0;
mluis 2:14a5d6ad92d5 1416 }
mluis 2:14a5d6ad92d5 1417
mluis 2:14a5d6ad92d5 1418 LoRaMacFlags.Bits.MacDone = 0;
mluis 2:14a5d6ad92d5 1419 }
mluis 2:14a5d6ad92d5 1420 else
mluis 2:14a5d6ad92d5 1421 {
mluis 2:14a5d6ad92d5 1422 // Operation not finished restart timer
mluis 2:14a5d6ad92d5 1423 TimerStart( &MacStateCheckTimer );
mluis 2:14a5d6ad92d5 1424 }
mluis 2:14a5d6ad92d5 1425
mluis 2:14a5d6ad92d5 1426 if( LoRaMacFlags.Bits.McpsInd == 1 )
mluis 2:14a5d6ad92d5 1427 {
mluis 2:14a5d6ad92d5 1428 LoRaMacPrimitives->MacMcpsIndication( &McpsIndication );
mluis 2:14a5d6ad92d5 1429 LoRaMacFlags.Bits.McpsInd = 0;
mluis 2:14a5d6ad92d5 1430 }
mluis 2:14a5d6ad92d5 1431 }
mluis 2:14a5d6ad92d5 1432
mluis 2:14a5d6ad92d5 1433 static void OnTxDelayedTimerEvent( void )
mluis 2:14a5d6ad92d5 1434 {
mluis 2:14a5d6ad92d5 1435 TimerStop( &TxDelayedTimer );
mluis 2:14a5d6ad92d5 1436 LoRaMacState &= ~MAC_TX_DELAYED;
mluis 2:14a5d6ad92d5 1437
mluis 2:14a5d6ad92d5 1438 ScheduleTx( );
mluis 2:14a5d6ad92d5 1439 }
mluis 2:14a5d6ad92d5 1440
mluis 2:14a5d6ad92d5 1441 static void OnRxWindow1TimerEvent( void )
mluis 2:14a5d6ad92d5 1442 {
mluis 2:14a5d6ad92d5 1443 uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
mluis 2:14a5d6ad92d5 1444 int8_t datarate = 0;
mluis 2:14a5d6ad92d5 1445 uint32_t bandwidth = 0; // LoRa 125 kHz
mluis 2:14a5d6ad92d5 1446
mluis 2:14a5d6ad92d5 1447 TimerStop( &RxWindowTimer1 );
mluis 2:14a5d6ad92d5 1448 RxSlot = 0;
mluis 2:14a5d6ad92d5 1449
mluis 2:14a5d6ad92d5 1450 if( LoRaMacDeviceClass == CLASS_C )
mluis 2:14a5d6ad92d5 1451 {
mluis 2:14a5d6ad92d5 1452 Radio.Standby( );
mluis 2:14a5d6ad92d5 1453 }
mluis 2:14a5d6ad92d5 1454
mluis 2:14a5d6ad92d5 1455 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1456 datarate = ChannelsDatarate - Rx1DrOffset;
mluis 2:14a5d6ad92d5 1457 if( datarate < 0 )
mluis 2:14a5d6ad92d5 1458 {
mluis 2:14a5d6ad92d5 1459 datarate = DR_0;
mluis 2:14a5d6ad92d5 1460 }
mluis 2:14a5d6ad92d5 1461
mluis 2:14a5d6ad92d5 1462 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 2:14a5d6ad92d5 1463 if( datarate >= DR_3 )
mluis 2:14a5d6ad92d5 1464 { // DR_6, DR_5, DR_4, DR_3
mluis 2:14a5d6ad92d5 1465 symbTimeout = 8;
mluis 2:14a5d6ad92d5 1466 }
mluis 2:14a5d6ad92d5 1467 if( datarate == DR_6 )
mluis 2:14a5d6ad92d5 1468 {// LoRa 250 kHz
mluis 2:14a5d6ad92d5 1469 bandwidth = 1;
mluis 2:14a5d6ad92d5 1470 }
mluis 2:14a5d6ad92d5 1471 RxWindowSetup( Channels[Channel].Frequency, datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1472 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 1473 datarate = datarateOffsets[ChannelsDatarate][Rx1DrOffset];
mluis 2:14a5d6ad92d5 1474 if( datarate < 0 )
mluis 2:14a5d6ad92d5 1475 {
mluis 2:14a5d6ad92d5 1476 datarate = DR_0;
mluis 2:14a5d6ad92d5 1477 }
mluis 2:14a5d6ad92d5 1478 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 2:14a5d6ad92d5 1479 if( datarate > DR_0 )
mluis 2:14a5d6ad92d5 1480 { // DR_1, DR_2, DR_3, DR_4, DR_8, DR_9, DR_10, DR_11, DR_12, DR_13
mluis 2:14a5d6ad92d5 1481 symbTimeout = 8;
mluis 2:14a5d6ad92d5 1482 }
mluis 2:14a5d6ad92d5 1483 if( datarate >= DR_4 )
mluis 2:14a5d6ad92d5 1484 {// LoRa 500 kHz
mluis 2:14a5d6ad92d5 1485 bandwidth = 2;
mluis 2:14a5d6ad92d5 1486 }
mluis 2:14a5d6ad92d5 1487 RxWindowSetup( 923.3e6 + ( Channel % 8 ) * 600e3, datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1488 #else
mluis 2:14a5d6ad92d5 1489 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1490 #endif
mluis 2:14a5d6ad92d5 1491 }
mluis 2:14a5d6ad92d5 1492
mluis 2:14a5d6ad92d5 1493 static void OnRxWindow2TimerEvent( void )
mluis 2:14a5d6ad92d5 1494 {
mluis 2:14a5d6ad92d5 1495 uint16_t symbTimeout = 5; // DR_2, DR_1, DR_0
mluis 2:14a5d6ad92d5 1496 uint32_t bandwidth = 0; // LoRa 125 kHz
mluis 2:14a5d6ad92d5 1497
mluis 2:14a5d6ad92d5 1498 TimerStop( &RxWindowTimer2 );
mluis 2:14a5d6ad92d5 1499 RxSlot = 1;
mluis 2:14a5d6ad92d5 1500
mluis 2:14a5d6ad92d5 1501 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1502 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 2:14a5d6ad92d5 1503 if( Rx2Channel.Datarate >= DR_3 )
mluis 2:14a5d6ad92d5 1504 { // DR_6, DR_5, DR_4, DR_3
mluis 2:14a5d6ad92d5 1505 symbTimeout = 8;
mluis 2:14a5d6ad92d5 1506 }
mluis 2:14a5d6ad92d5 1507 if( Rx2Channel.Datarate == DR_6 )
mluis 2:14a5d6ad92d5 1508 {// LoRa 250 kHz
mluis 2:14a5d6ad92d5 1509 bandwidth = 1;
mluis 2:14a5d6ad92d5 1510 }
mluis 2:14a5d6ad92d5 1511 #elif ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 1512 // For higher datarates, we increase the number of symbols generating a Rx Timeout
mluis 2:14a5d6ad92d5 1513 if( Rx2Channel.Datarate > DR_0 )
mluis 2:14a5d6ad92d5 1514 { // DR_1, DR_2, DR_3, DR_4, DR_8, DR_9, DR_10, DR_11, DR_12, DR_13
mluis 2:14a5d6ad92d5 1515 symbTimeout = 8;
mluis 2:14a5d6ad92d5 1516 }
mluis 2:14a5d6ad92d5 1517 if( Rx2Channel.Datarate >= DR_4 )
mluis 2:14a5d6ad92d5 1518 {// LoRa 500 kHz
mluis 2:14a5d6ad92d5 1519 bandwidth = 2;
mluis 2:14a5d6ad92d5 1520 }
mluis 2:14a5d6ad92d5 1521 #else
mluis 2:14a5d6ad92d5 1522 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1523 #endif
mluis 2:14a5d6ad92d5 1524 if( LoRaMacDeviceClass != CLASS_C )
mluis 2:14a5d6ad92d5 1525 {
mluis 2:14a5d6ad92d5 1526 RxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, false );
mluis 2:14a5d6ad92d5 1527 }
mluis 2:14a5d6ad92d5 1528 else
mluis 2:14a5d6ad92d5 1529 {
mluis 2:14a5d6ad92d5 1530 RxWindowSetup( Rx2Channel.Frequency, Rx2Channel.Datarate, bandwidth, symbTimeout, true );
mluis 2:14a5d6ad92d5 1531 }
mluis 2:14a5d6ad92d5 1532 }
mluis 2:14a5d6ad92d5 1533
mluis 2:14a5d6ad92d5 1534 static void OnAckTimeoutTimerEvent( void )
mluis 2:14a5d6ad92d5 1535 {
mluis 2:14a5d6ad92d5 1536 TimerStop( &AckTimeoutTimer );
mluis 2:14a5d6ad92d5 1537
mluis 2:14a5d6ad92d5 1538 if( NodeAckRequested == true )
mluis 2:14a5d6ad92d5 1539 {
mluis 2:14a5d6ad92d5 1540 AckTimeoutRetry = true;
mluis 2:14a5d6ad92d5 1541 LoRaMacState &= ~MAC_ACK_REQ;
mluis 2:14a5d6ad92d5 1542 }
mluis 2:14a5d6ad92d5 1543 if( LoRaMacDeviceClass == CLASS_C )
mluis 2:14a5d6ad92d5 1544 {
mluis 2:14a5d6ad92d5 1545 LoRaMacFlags.Bits.MacDone = 1;
mluis 2:14a5d6ad92d5 1546 }
mluis 2:14a5d6ad92d5 1547 }
mluis 2:14a5d6ad92d5 1548
mluis 2:14a5d6ad92d5 1549 static TimerTime_t SetNextChannel( void )
mluis 2:14a5d6ad92d5 1550 {
mluis 0:91d1a7783bb9 1551 uint8_t nbEnabledChannels = 0;
mluis 0:91d1a7783bb9 1552 uint8_t enabledChannels[LORA_MAX_NB_CHANNELS];
mluis 0:91d1a7783bb9 1553 TimerTime_t curTime = TimerGetCurrentTime( );
mluis 2:14a5d6ad92d5 1554 TimerTime_t nextTxDelay = ( TimerTime_t )( -1 );
mluis 0:91d1a7783bb9 1555
mluis 1:91e4e6c60d1e 1556 memset1( enabledChannels, 0, LORA_MAX_NB_CHANNELS );
mluis 0:91d1a7783bb9 1557
mluis 2:14a5d6ad92d5 1558 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1559 if( ( CountNbEnabled125kHzChannels( ChannelsMaskRemaining ) +
mluis 2:14a5d6ad92d5 1560 ( ChannelsMaskRemaining[4] & 0x00FF ) ) == 0 )
mluis 2:14a5d6ad92d5 1561 {
mluis 2:14a5d6ad92d5 1562 memcpy1( ( uint8_t* ) ChannelsMaskRemaining, ( uint8_t* ) ChannelsMask,
mluis 2:14a5d6ad92d5 1563 sizeof( ChannelsMask ) );
mluis 2:14a5d6ad92d5 1564 }
mluis 2:14a5d6ad92d5 1565 #endif
mluis 2:14a5d6ad92d5 1566
mluis 0:91d1a7783bb9 1567 // Update Aggregated duty cycle
mluis 0:91d1a7783bb9 1568 if( AggregatedTimeOff < ( curTime - AggregatedLastTxDoneTime ) )
mluis 0:91d1a7783bb9 1569 {
mluis 0:91d1a7783bb9 1570 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 1571
mluis 2:14a5d6ad92d5 1572 // Update bands Time OFF
mluis 2:14a5d6ad92d5 1573 for( uint8_t i = 0; i < LORA_MAX_NB_BANDS; i++ )
mluis 0:91d1a7783bb9 1574 {
mluis 2:14a5d6ad92d5 1575 if( DutyCycleOn == true )
mluis 0:91d1a7783bb9 1576 {
mluis 2:14a5d6ad92d5 1577 if( Bands[i].TimeOff < ( curTime - Bands[i].LastTxDoneTime ) )
mluis 2:14a5d6ad92d5 1578 {
mluis 2:14a5d6ad92d5 1579 Bands[i].TimeOff = 0;
mluis 2:14a5d6ad92d5 1580 }
mluis 2:14a5d6ad92d5 1581 if( Bands[i].TimeOff != 0 )
mluis 2:14a5d6ad92d5 1582 {
mluis 2:14a5d6ad92d5 1583 nextTxDelay = MIN( Bands[i].TimeOff -
mluis 2:14a5d6ad92d5 1584 ( curTime - Bands[i].LastTxDoneTime ),
mluis 2:14a5d6ad92d5 1585 nextTxDelay );
mluis 2:14a5d6ad92d5 1586 }
mluis 2:14a5d6ad92d5 1587 }
mluis 2:14a5d6ad92d5 1588 else
mluis 2:14a5d6ad92d5 1589 {
mluis 2:14a5d6ad92d5 1590 nextTxDelay = 0;
mluis 0:91d1a7783bb9 1591 Bands[i].TimeOff = 0;
mluis 0:91d1a7783bb9 1592 }
mluis 2:14a5d6ad92d5 1593 }
mluis 2:14a5d6ad92d5 1594
mluis 2:14a5d6ad92d5 1595 // Search how many channels are enabled
mluis 2:14a5d6ad92d5 1596 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS; i += 16, k++ )
mluis 2:14a5d6ad92d5 1597 {
mluis 2:14a5d6ad92d5 1598 for( uint8_t j = 0; j < 16; j++ )
mluis 0:91d1a7783bb9 1599 {
mluis 2:14a5d6ad92d5 1600 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1601 if( ( ChannelsMaskRemaining[k] & ( 1 << j ) ) != 0 )
mluis 2:14a5d6ad92d5 1602 #else
mluis 2:14a5d6ad92d5 1603 if( ( ChannelsMask[k] & ( 1 << j ) ) != 0 )
mluis 2:14a5d6ad92d5 1604 #endif
mluis 2:14a5d6ad92d5 1605 {
mluis 2:14a5d6ad92d5 1606 if( Channels[i + j].Frequency == 0 )
mluis 2:14a5d6ad92d5 1607 { // Check if the channel is enabled
mluis 2:14a5d6ad92d5 1608 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1609 DisableChannelInMask( i + j, ChannelsMaskRemaining );
mluis 2:14a5d6ad92d5 1610 #endif
mluis 2:14a5d6ad92d5 1611 continue;
mluis 2:14a5d6ad92d5 1612 }
mluis 2:14a5d6ad92d5 1613 if( ( ( Channels[i + j].DrRange.Fields.Min <= ChannelsDatarate ) &&
mluis 2:14a5d6ad92d5 1614 ( ChannelsDatarate <= Channels[i + j].DrRange.Fields.Max ) ) == false )
mluis 2:14a5d6ad92d5 1615 { // Check if the current channel selection supports the given datarate
mluis 2:14a5d6ad92d5 1616 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1617 DisableChannelInMask( i + j, ChannelsMaskRemaining );
mluis 2:14a5d6ad92d5 1618 #endif
mluis 2:14a5d6ad92d5 1619 continue;
mluis 2:14a5d6ad92d5 1620 }
mluis 2:14a5d6ad92d5 1621 if( Bands[Channels[i + j].Band].TimeOff > 0 )
mluis 2:14a5d6ad92d5 1622 { // Check if the band is available for transmission
mluis 2:14a5d6ad92d5 1623 continue;
mluis 2:14a5d6ad92d5 1624 }
mluis 2:14a5d6ad92d5 1625 enabledChannels[nbEnabledChannels++] = i + j;
mluis 2:14a5d6ad92d5 1626 }
mluis 2:14a5d6ad92d5 1627 }
mluis 2:14a5d6ad92d5 1628 }
mluis 2:14a5d6ad92d5 1629 }
mluis 2:14a5d6ad92d5 1630 else
mluis 2:14a5d6ad92d5 1631 {
mluis 2:14a5d6ad92d5 1632 nextTxDelay = AggregatedTimeOff - ( curTime - AggregatedLastTxDoneTime );
mluis 2:14a5d6ad92d5 1633 }
mluis 2:14a5d6ad92d5 1634
mluis 2:14a5d6ad92d5 1635 if( nbEnabledChannels > 0 )
mluis 2:14a5d6ad92d5 1636 {
mluis 2:14a5d6ad92d5 1637 Channel = enabledChannels[randr( 0, nbEnabledChannels - 1 )];
mluis 2:14a5d6ad92d5 1638 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1639 DisableChannelInMask( Channel, ChannelsMaskRemaining );
mluis 2:14a5d6ad92d5 1640 #endif
mluis 2:14a5d6ad92d5 1641 return 0;
mluis 2:14a5d6ad92d5 1642 }
mluis 2:14a5d6ad92d5 1643 else
mluis 2:14a5d6ad92d5 1644 {
mluis 2:14a5d6ad92d5 1645 // Protect the function of returning the initialization value of nextTxDelay
mluis 2:14a5d6ad92d5 1646 return ( nextTxDelay == ( TimerTime_t )( -1 ) ) ? 0 : nextTxDelay;
mluis 2:14a5d6ad92d5 1647 }
mluis 2:14a5d6ad92d5 1648 }
mluis 2:14a5d6ad92d5 1649
mluis 2:14a5d6ad92d5 1650 static void SetPublicNetwork( bool enable )
mluis 2:14a5d6ad92d5 1651 {
mluis 2:14a5d6ad92d5 1652 PublicNetwork = enable;
mluis 2:14a5d6ad92d5 1653 Radio.SetModem( MODEM_LORA );
mluis 2:14a5d6ad92d5 1654 if( PublicNetwork == true )
mluis 2:14a5d6ad92d5 1655 {
mluis 2:14a5d6ad92d5 1656 // Change LoRa modem SyncWord
mluis 2:14a5d6ad92d5 1657 Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PUBLIC_SYNCWORD );
mluis 2:14a5d6ad92d5 1658 }
mluis 2:14a5d6ad92d5 1659 else
mluis 2:14a5d6ad92d5 1660 {
mluis 2:14a5d6ad92d5 1661 // Change LoRa modem SyncWord
mluis 2:14a5d6ad92d5 1662 Radio.Write( REG_LR_SYNCWORD, LORA_MAC_PRIVATE_SYNCWORD );
mluis 2:14a5d6ad92d5 1663 }
mluis 2:14a5d6ad92d5 1664 }
mluis 2:14a5d6ad92d5 1665
mluis 2:14a5d6ad92d5 1666 static void RxWindowSetup( uint32_t freq, int8_t datarate, uint32_t bandwidth, uint16_t timeout, bool rxContinuous )
mluis 2:14a5d6ad92d5 1667 {
mluis 2:14a5d6ad92d5 1668 uint8_t downlinkDatarate = Datarates[datarate];
mluis 2:14a5d6ad92d5 1669 RadioModems_t modem;
mluis 2:14a5d6ad92d5 1670
mluis 2:14a5d6ad92d5 1671 if( Radio.GetStatus( ) == RF_IDLE )
mluis 2:14a5d6ad92d5 1672 {
mluis 2:14a5d6ad92d5 1673 Radio.SetChannel( freq );
mluis 2:14a5d6ad92d5 1674
mluis 2:14a5d6ad92d5 1675 // Store downlink datarate
mluis 2:14a5d6ad92d5 1676 McpsIndication.RxDatarate = ( uint8_t ) datarate;
mluis 2:14a5d6ad92d5 1677
mluis 2:14a5d6ad92d5 1678 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1679 if( datarate == DR_7 )
mluis 2:14a5d6ad92d5 1680 {
mluis 2:14a5d6ad92d5 1681 modem = MODEM_FSK;
mluis 2:14a5d6ad92d5 1682 Radio.SetRxConfig( modem, 50e3, downlinkDatarate * 1e3, 0, 83.333e3, 5, 0, false, 0, true, 0, 0, false, rxContinuous );
mluis 2:14a5d6ad92d5 1683 }
mluis 2:14a5d6ad92d5 1684 else
mluis 2:14a5d6ad92d5 1685 {
mluis 2:14a5d6ad92d5 1686 modem = MODEM_LORA;
mluis 2:14a5d6ad92d5 1687 Radio.SetRxConfig( modem, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
mluis 2:14a5d6ad92d5 1688 }
mluis 2:14a5d6ad92d5 1689 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1690 modem = MODEM_LORA;
mluis 2:14a5d6ad92d5 1691 Radio.SetRxConfig( modem, bandwidth, downlinkDatarate, 1, 0, 8, timeout, false, 0, false, 0, 0, true, rxContinuous );
mluis 2:14a5d6ad92d5 1692 #endif
mluis 2:14a5d6ad92d5 1693
mluis 2:14a5d6ad92d5 1694 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 1695 {
mluis 2:14a5d6ad92d5 1696 Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarateRepeater[datarate] );
mluis 2:14a5d6ad92d5 1697 }
mluis 2:14a5d6ad92d5 1698 else
mluis 2:14a5d6ad92d5 1699 {
mluis 2:14a5d6ad92d5 1700 Radio.SetMaxPayloadLength( modem, MaxPayloadOfDatarate[datarate] );
mluis 2:14a5d6ad92d5 1701 }
mluis 2:14a5d6ad92d5 1702
mluis 2:14a5d6ad92d5 1703 if( rxContinuous == false )
mluis 2:14a5d6ad92d5 1704 {
mluis 2:14a5d6ad92d5 1705 Radio.Rx( MaxRxWindow );
mluis 2:14a5d6ad92d5 1706 }
mluis 2:14a5d6ad92d5 1707 else
mluis 2:14a5d6ad92d5 1708 {
mluis 2:14a5d6ad92d5 1709 Radio.Rx( 0 ); // Continuous mode
mluis 2:14a5d6ad92d5 1710 }
mluis 2:14a5d6ad92d5 1711 }
mluis 2:14a5d6ad92d5 1712 }
mluis 2:14a5d6ad92d5 1713
mluis 2:14a5d6ad92d5 1714 static bool ValidatePayloadLength( uint8_t lenN, int8_t datarate, uint8_t fOptsLen )
mluis 2:14a5d6ad92d5 1715 {
mluis 2:14a5d6ad92d5 1716 uint16_t maxN = 0;
mluis 2:14a5d6ad92d5 1717 uint16_t payloadSize = 0;
mluis 2:14a5d6ad92d5 1718
mluis 2:14a5d6ad92d5 1719 // Get the maximum payload length
mluis 2:14a5d6ad92d5 1720 if( RepeaterSupport == true )
mluis 2:14a5d6ad92d5 1721 {
mluis 2:14a5d6ad92d5 1722 maxN = MaxPayloadOfDatarateRepeater[datarate];
mluis 2:14a5d6ad92d5 1723 }
mluis 2:14a5d6ad92d5 1724 else
mluis 2:14a5d6ad92d5 1725 {
mluis 2:14a5d6ad92d5 1726 maxN = MaxPayloadOfDatarate[datarate];
mluis 2:14a5d6ad92d5 1727 }
mluis 2:14a5d6ad92d5 1728
mluis 2:14a5d6ad92d5 1729 // Calculate the resulting payload size
mluis 2:14a5d6ad92d5 1730 payloadSize = ( lenN + fOptsLen );
mluis 2:14a5d6ad92d5 1731
mluis 2:14a5d6ad92d5 1732 // Validation of the application payload size
mluis 2:14a5d6ad92d5 1733 if( ( payloadSize <= maxN ) && ( payloadSize <= LORAMAC_PHY_MAXPAYLOAD ) )
mluis 2:14a5d6ad92d5 1734 {
mluis 2:14a5d6ad92d5 1735 return true;
mluis 2:14a5d6ad92d5 1736 }
mluis 2:14a5d6ad92d5 1737 return false;
mluis 2:14a5d6ad92d5 1738 }
mluis 2:14a5d6ad92d5 1739
mluis 2:14a5d6ad92d5 1740 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1741 static uint8_t CountNbEnabled125kHzChannels( uint16_t *channelsMask )
mluis 2:14a5d6ad92d5 1742 {
mluis 2:14a5d6ad92d5 1743 uint8_t nb125kHzChannels = 0;
mluis 2:14a5d6ad92d5 1744
mluis 2:14a5d6ad92d5 1745 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS - 8; i += 16, k++ )
mluis 2:14a5d6ad92d5 1746 {
mluis 2:14a5d6ad92d5 1747 for( uint8_t j = 0; j < 16; j++ )
mluis 2:14a5d6ad92d5 1748 {// Verify if the channel is active
mluis 2:14a5d6ad92d5 1749 if( ( channelsMask[k] & ( 1 << j ) ) == ( 1 << j ) )
mluis 2:14a5d6ad92d5 1750 {
mluis 2:14a5d6ad92d5 1751 nb125kHzChannels++;
mluis 2:14a5d6ad92d5 1752 }
mluis 2:14a5d6ad92d5 1753 }
mluis 2:14a5d6ad92d5 1754 }
mluis 2:14a5d6ad92d5 1755
mluis 2:14a5d6ad92d5 1756 return nb125kHzChannels;
mluis 2:14a5d6ad92d5 1757 }
mluis 2:14a5d6ad92d5 1758 #endif
mluis 2:14a5d6ad92d5 1759
mluis 2:14a5d6ad92d5 1760 static int8_t LimitTxPower( int8_t txPower )
mluis 2:14a5d6ad92d5 1761 {
mluis 2:14a5d6ad92d5 1762 int8_t resultTxPower = txPower;
mluis 2:14a5d6ad92d5 1763 #if defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1764 if( ( ChannelsDatarate == DR_4 ) ||
mluis 2:14a5d6ad92d5 1765 ( ( ChannelsDatarate >= DR_8 ) && ( ChannelsDatarate <= DR_13 ) ) )
mluis 2:14a5d6ad92d5 1766 {// Limit tx power to max 26dBm
mluis 2:14a5d6ad92d5 1767 resultTxPower = MAX( txPower, TX_POWER_26_DBM );
mluis 2:14a5d6ad92d5 1768 }
mluis 2:14a5d6ad92d5 1769 else
mluis 2:14a5d6ad92d5 1770 {
mluis 2:14a5d6ad92d5 1771 if( CountNbEnabled125kHzChannels( ChannelsMask ) < 50 )
mluis 2:14a5d6ad92d5 1772 {// Limit tx power to max 21dBm
mluis 2:14a5d6ad92d5 1773 resultTxPower = MAX( txPower, TX_POWER_20_DBM );
mluis 2:14a5d6ad92d5 1774 }
mluis 2:14a5d6ad92d5 1775 }
mluis 2:14a5d6ad92d5 1776 #endif
mluis 2:14a5d6ad92d5 1777 return resultTxPower;
mluis 2:14a5d6ad92d5 1778 }
mluis 2:14a5d6ad92d5 1779
mluis 2:14a5d6ad92d5 1780 static bool ValueInRange( int8_t value, int8_t min, int8_t max )
mluis 2:14a5d6ad92d5 1781 {
mluis 2:14a5d6ad92d5 1782 if( ( value >= min ) && ( value <= max ) )
mluis 2:14a5d6ad92d5 1783 {
mluis 2:14a5d6ad92d5 1784 return true;
mluis 2:14a5d6ad92d5 1785 }
mluis 2:14a5d6ad92d5 1786 return false;
mluis 2:14a5d6ad92d5 1787 }
mluis 2:14a5d6ad92d5 1788
mluis 2:14a5d6ad92d5 1789 static bool DisableChannelInMask( uint8_t id, uint16_t* mask )
mluis 2:14a5d6ad92d5 1790 {
mluis 2:14a5d6ad92d5 1791 uint8_t index = 0;
mluis 2:14a5d6ad92d5 1792 index = id / 16;
mluis 2:14a5d6ad92d5 1793
mluis 2:14a5d6ad92d5 1794 if( ( index > 4 ) || ( id >= LORA_MAX_NB_CHANNELS ) )
mluis 2:14a5d6ad92d5 1795 {
mluis 2:14a5d6ad92d5 1796 return false;
mluis 2:14a5d6ad92d5 1797 }
mluis 2:14a5d6ad92d5 1798
mluis 2:14a5d6ad92d5 1799 // Deactivate channel
mluis 2:14a5d6ad92d5 1800 mask[index] &= ~( 1 << ( id % 16 ) );
mluis 2:14a5d6ad92d5 1801
mluis 2:14a5d6ad92d5 1802 return true;
mluis 2:14a5d6ad92d5 1803 }
mluis 2:14a5d6ad92d5 1804
mluis 2:14a5d6ad92d5 1805 static bool AdrNextDr( bool adrEnabled, bool updateChannelMask, int8_t* datarateOut )
mluis 2:14a5d6ad92d5 1806 {
mluis 2:14a5d6ad92d5 1807 bool adrAckReq = false;
mluis 2:14a5d6ad92d5 1808 int8_t datarate = ChannelsDatarate;
mluis 2:14a5d6ad92d5 1809
mluis 2:14a5d6ad92d5 1810 if( adrEnabled == true )
mluis 2:14a5d6ad92d5 1811 {
mluis 2:14a5d6ad92d5 1812 if( datarate == LORAMAC_MIN_DATARATE )
mluis 2:14a5d6ad92d5 1813 {
mluis 2:14a5d6ad92d5 1814 AdrAckCounter = 0;
mluis 2:14a5d6ad92d5 1815 adrAckReq = false;
mluis 2:14a5d6ad92d5 1816
mluis 2:14a5d6ad92d5 1817 if( updateChannelMask == true )
mluis 2:14a5d6ad92d5 1818 {
mluis 2:14a5d6ad92d5 1819 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1820 // Re-enable default channels LC1, LC2, LC3
mluis 2:14a5d6ad92d5 1821 ChannelsMask[0] = ChannelsMask[0] | ( LC( 1 ) + LC( 2 ) + LC( 3 ) );
mluis 2:14a5d6ad92d5 1822 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1823 #if defined( USE_BAND_915 )
mluis 2:14a5d6ad92d5 1824 // Re-enable default channels
mluis 2:14a5d6ad92d5 1825 ChannelsMask[0] = 0xFFFF;
mluis 2:14a5d6ad92d5 1826 ChannelsMask[1] = 0xFFFF;
mluis 2:14a5d6ad92d5 1827 ChannelsMask[2] = 0xFFFF;
mluis 2:14a5d6ad92d5 1828 ChannelsMask[3] = 0xFFFF;
mluis 2:14a5d6ad92d5 1829 ChannelsMask[4] = 0x00FF;
mluis 2:14a5d6ad92d5 1830 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 1831 #else // defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1832 // Re-enable default channels
mluis 2:14a5d6ad92d5 1833 ChannelsMask[0] = 0x00FF;
mluis 2:14a5d6ad92d5 1834 ChannelsMask[1] = 0x0000;
mluis 2:14a5d6ad92d5 1835 ChannelsMask[2] = 0x0000;
mluis 2:14a5d6ad92d5 1836 ChannelsMask[3] = 0x0000;
mluis 2:14a5d6ad92d5 1837 ChannelsMask[4] = 0x0001;
mluis 2:14a5d6ad92d5 1838 ChannelsMask[5] = 0x0000;
mluis 2:14a5d6ad92d5 1839 #endif
mluis 2:14a5d6ad92d5 1840 #else
mluis 2:14a5d6ad92d5 1841 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1842 #endif
mluis 0:91d1a7783bb9 1843 }
mluis 0:91d1a7783bb9 1844 }
mluis 0:91d1a7783bb9 1845 else
mluis 0:91d1a7783bb9 1846 {
mluis 2:14a5d6ad92d5 1847 if( AdrAckCounter > ADR_ACK_LIMIT )
mluis 2:14a5d6ad92d5 1848 {
mluis 2:14a5d6ad92d5 1849 adrAckReq = true;
mluis 2:14a5d6ad92d5 1850 }
mluis 2:14a5d6ad92d5 1851 else
mluis 2:14a5d6ad92d5 1852 {
mluis 2:14a5d6ad92d5 1853 adrAckReq = false;
mluis 2:14a5d6ad92d5 1854 }
mluis 2:14a5d6ad92d5 1855 if( AdrAckCounter > ( ADR_ACK_LIMIT + ADR_ACK_DELAY ) )
mluis 0:91d1a7783bb9 1856 {
mluis 2:14a5d6ad92d5 1857 AdrAckCounter = 0;
mluis 2:14a5d6ad92d5 1858 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 1859 if( datarate > LORAMAC_MIN_DATARATE )
mluis 2:14a5d6ad92d5 1860 {
mluis 2:14a5d6ad92d5 1861 datarate--;
mluis 0:91d1a7783bb9 1862 }
mluis 2:14a5d6ad92d5 1863 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 1864 if( ( datarate > LORAMAC_MIN_DATARATE ) && ( datarate == DR_8 ) )
mluis 2:14a5d6ad92d5 1865 {
mluis 2:14a5d6ad92d5 1866 datarate = DR_4;
mluis 0:91d1a7783bb9 1867 }
mluis 2:14a5d6ad92d5 1868 else if( datarate > LORAMAC_MIN_DATARATE )
mluis 2:14a5d6ad92d5 1869 {
mluis 2:14a5d6ad92d5 1870 datarate--;
mluis 0:91d1a7783bb9 1871 }
mluis 2:14a5d6ad92d5 1872 #else
mluis 2:14a5d6ad92d5 1873 #error "Please define a frequency band in the compiler options."
mluis 2:14a5d6ad92d5 1874 #endif
mluis 0:91d1a7783bb9 1875 }
mluis 0:91d1a7783bb9 1876 }
mluis 0:91d1a7783bb9 1877 }
mluis 2:14a5d6ad92d5 1878
mluis 2:14a5d6ad92d5 1879 *datarateOut = datarate;
mluis 2:14a5d6ad92d5 1880
mluis 2:14a5d6ad92d5 1881 return adrAckReq;
mluis 0:91d1a7783bb9 1882 }
mluis 0:91d1a7783bb9 1883
mluis 2:14a5d6ad92d5 1884 static LoRaMacStatus_t AddMacCommand( uint8_t cmd, uint8_t p1, uint8_t p2 )
mluis 0:91d1a7783bb9 1885 {
mluis 2:14a5d6ad92d5 1886 LoRaMacStatus_t status = LORAMAC_STATUS_BUSY;
mluis 1:91e4e6c60d1e 1887
mluis 0:91d1a7783bb9 1888 switch( cmd )
mluis 0:91d1a7783bb9 1889 {
mluis 0:91d1a7783bb9 1890 case MOTE_MAC_LINK_CHECK_REQ:
mluis 1:91e4e6c60d1e 1891 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 1892 {
mluis 1:91e4e6c60d1e 1893 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 1894 // No payload for this command
mluis 2:14a5d6ad92d5 1895 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 1896 }
mluis 0:91d1a7783bb9 1897 break;
mluis 0:91d1a7783bb9 1898 case MOTE_MAC_LINK_ADR_ANS:
mluis 1:91e4e6c60d1e 1899 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 1900 {
mluis 1:91e4e6c60d1e 1901 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 1902 // Margin
mluis 1:91e4e6c60d1e 1903 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 1904 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 1905 }
mluis 0:91d1a7783bb9 1906 break;
mluis 0:91d1a7783bb9 1907 case MOTE_MAC_DUTY_CYCLE_ANS:
mluis 1:91e4e6c60d1e 1908 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 1909 {
mluis 1:91e4e6c60d1e 1910 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 1911 // No payload for this answer
mluis 2:14a5d6ad92d5 1912 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 1913 }
mluis 0:91d1a7783bb9 1914 break;
mluis 0:91d1a7783bb9 1915 case MOTE_MAC_RX_PARAM_SETUP_ANS:
mluis 1:91e4e6c60d1e 1916 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 1917 {
mluis 1:91e4e6c60d1e 1918 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 1919 // Status: Datarate ACK, Channel ACK
mluis 1:91e4e6c60d1e 1920 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 1921 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 1922 }
mluis 0:91d1a7783bb9 1923 break;
mluis 0:91d1a7783bb9 1924 case MOTE_MAC_DEV_STATUS_ANS:
mluis 1:91e4e6c60d1e 1925 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 2 ) )
mluis 1:91e4e6c60d1e 1926 {
mluis 1:91e4e6c60d1e 1927 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 1928 // 1st byte Battery
mluis 1:91e4e6c60d1e 1929 // 2nd byte Margin
mluis 1:91e4e6c60d1e 1930 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 1:91e4e6c60d1e 1931 MacCommandsBuffer[MacCommandsBufferIndex++] = p2;
mluis 2:14a5d6ad92d5 1932 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 1933 }
mluis 0:91d1a7783bb9 1934 break;
mluis 0:91d1a7783bb9 1935 case MOTE_MAC_NEW_CHANNEL_ANS:
mluis 1:91e4e6c60d1e 1936 if( MacCommandsBufferIndex < ( LORA_MAC_COMMAND_MAX_LENGTH - 1 ) )
mluis 1:91e4e6c60d1e 1937 {
mluis 1:91e4e6c60d1e 1938 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 1939 // Status: Datarate range OK, Channel frequency OK
mluis 1:91e4e6c60d1e 1940 MacCommandsBuffer[MacCommandsBufferIndex++] = p1;
mluis 2:14a5d6ad92d5 1941 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 1942 }
mluis 0:91d1a7783bb9 1943 break;
mluis 0:91d1a7783bb9 1944 case MOTE_MAC_RX_TIMING_SETUP_ANS:
mluis 1:91e4e6c60d1e 1945 if( MacCommandsBufferIndex < LORA_MAC_COMMAND_MAX_LENGTH )
mluis 1:91e4e6c60d1e 1946 {
mluis 1:91e4e6c60d1e 1947 MacCommandsBuffer[MacCommandsBufferIndex++] = cmd;
mluis 1:91e4e6c60d1e 1948 // No payload for this answer
mluis 2:14a5d6ad92d5 1949 status = LORAMAC_STATUS_OK;
mluis 1:91e4e6c60d1e 1950 }
mluis 0:91d1a7783bb9 1951 break;
mluis 0:91d1a7783bb9 1952 default:
mluis 2:14a5d6ad92d5 1953 return LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 0:91d1a7783bb9 1954 }
mluis 2:14a5d6ad92d5 1955 if( status == LORAMAC_STATUS_OK )
mluis 0:91d1a7783bb9 1956 {
mluis 0:91d1a7783bb9 1957 MacCommandsInNextTx = true;
mluis 0:91d1a7783bb9 1958 }
mluis 1:91e4e6c60d1e 1959 return status;
mluis 0:91d1a7783bb9 1960 }
mluis 0:91d1a7783bb9 1961
mluis 2:14a5d6ad92d5 1962 static void ProcessMacCommands( uint8_t *payload, uint8_t macIndex, uint8_t commandsSize, uint8_t snr )
mluis 0:91d1a7783bb9 1963 {
mluis 0:91d1a7783bb9 1964 while( macIndex < commandsSize )
mluis 0:91d1a7783bb9 1965 {
mluis 0:91d1a7783bb9 1966 // Decode Frame MAC commands
mluis 0:91d1a7783bb9 1967 switch( payload[macIndex++] )
mluis 0:91d1a7783bb9 1968 {
mluis 0:91d1a7783bb9 1969 case SRV_MAC_LINK_CHECK_ANS:
mluis 2:14a5d6ad92d5 1970 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_OK;
mluis 2:14a5d6ad92d5 1971 MlmeConfirm.DemodMargin = payload[macIndex++];
mluis 2:14a5d6ad92d5 1972 MlmeConfirm.NbGateways = payload[macIndex++];
mluis 0:91d1a7783bb9 1973 break;
mluis 0:91d1a7783bb9 1974 case SRV_MAC_LINK_ADR_REQ:
mluis 0:91d1a7783bb9 1975 {
mluis 2:14a5d6ad92d5 1976 uint8_t i;
mluis 0:91d1a7783bb9 1977 uint8_t status = 0x07;
mluis 0:91d1a7783bb9 1978 uint16_t chMask;
mluis 0:91d1a7783bb9 1979 int8_t txPower = 0;
mluis 0:91d1a7783bb9 1980 int8_t datarate = 0;
mluis 0:91d1a7783bb9 1981 uint8_t nbRep = 0;
mluis 0:91d1a7783bb9 1982 uint8_t chMaskCntl = 0;
mluis 0:91d1a7783bb9 1983 uint16_t channelsMask[6] = { 0, 0, 0, 0, 0, 0 };
mluis 2:14a5d6ad92d5 1984
mluis 0:91d1a7783bb9 1985 // Initialize local copy of the channels mask array
mluis 2:14a5d6ad92d5 1986 for( i = 0; i < 6; i++ )
mluis 0:91d1a7783bb9 1987 {
mluis 0:91d1a7783bb9 1988 channelsMask[i] = ChannelsMask[i];
mluis 0:91d1a7783bb9 1989 }
mluis 0:91d1a7783bb9 1990 datarate = payload[macIndex++];
mluis 0:91d1a7783bb9 1991 txPower = datarate & 0x0F;
mluis 0:91d1a7783bb9 1992 datarate = ( datarate >> 4 ) & 0x0F;
mluis 0:91d1a7783bb9 1993
mluis 2:14a5d6ad92d5 1994 if( ( AdrCtrlOn == false ) &&
mluis 0:91d1a7783bb9 1995 ( ( ChannelsDatarate != datarate ) || ( ChannelsTxPower != txPower ) ) )
mluis 0:91d1a7783bb9 1996 { // ADR disabled don't handle ADR requests if server tries to change datarate or txpower
mluis 0:91d1a7783bb9 1997 // Answer the server with fail status
mluis 0:91d1a7783bb9 1998 // Power ACK = 0
mluis 0:91d1a7783bb9 1999 // Data rate ACK = 0
mluis 0:91d1a7783bb9 2000 // Channel mask = 0
mluis 0:91d1a7783bb9 2001 AddMacCommand( MOTE_MAC_LINK_ADR_ANS, 0, 0 );
mluis 1:91e4e6c60d1e 2002 macIndex += 3; // Skip over the remaining bytes of the request
mluis 0:91d1a7783bb9 2003 break;
mluis 0:91d1a7783bb9 2004 }
mluis 1:91e4e6c60d1e 2005 chMask = ( uint16_t )payload[macIndex++];
mluis 1:91e4e6c60d1e 2006 chMask |= ( uint16_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2007
mluis 0:91d1a7783bb9 2008 nbRep = payload[macIndex++];
mluis 0:91d1a7783bb9 2009 chMaskCntl = ( nbRep >> 4 ) & 0x07;
mluis 0:91d1a7783bb9 2010 nbRep &= 0x0F;
mluis 0:91d1a7783bb9 2011 if( nbRep == 0 )
mluis 0:91d1a7783bb9 2012 {
mluis 0:91d1a7783bb9 2013 nbRep = 1;
mluis 0:91d1a7783bb9 2014 }
mluis 0:91d1a7783bb9 2015 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 0:91d1a7783bb9 2016 if( ( chMaskCntl == 0 ) && ( chMask == 0 ) )
mluis 0:91d1a7783bb9 2017 {
mluis 0:91d1a7783bb9 2018 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2019 }
mluis 2:14a5d6ad92d5 2020 else if( ( ( chMaskCntl >= 1 ) && ( chMaskCntl <= 5 )) ||
mluis 2:14a5d6ad92d5 2021 ( chMaskCntl >= 7 ) )
mluis 0:91d1a7783bb9 2022 {
mluis 0:91d1a7783bb9 2023 // RFU
mluis 0:91d1a7783bb9 2024 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2025 }
mluis 0:91d1a7783bb9 2026 else
mluis 0:91d1a7783bb9 2027 {
mluis 2:14a5d6ad92d5 2028 for( i = 0; i < LORA_MAX_NB_CHANNELS; i++ )
mluis 0:91d1a7783bb9 2029 {
mluis 0:91d1a7783bb9 2030 if( chMaskCntl == 6 )
mluis 0:91d1a7783bb9 2031 {
mluis 0:91d1a7783bb9 2032 if( Channels[i].Frequency != 0 )
mluis 0:91d1a7783bb9 2033 {
mluis 0:91d1a7783bb9 2034 chMask |= 1 << i;
mluis 0:91d1a7783bb9 2035 }
mluis 0:91d1a7783bb9 2036 }
mluis 0:91d1a7783bb9 2037 else
mluis 0:91d1a7783bb9 2038 {
mluis 0:91d1a7783bb9 2039 if( ( ( chMask & ( 1 << i ) ) != 0 ) &&
mluis 0:91d1a7783bb9 2040 ( Channels[i].Frequency == 0 ) )
mluis 0:91d1a7783bb9 2041 {// Trying to enable an undefined channel
mluis 0:91d1a7783bb9 2042 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2043 }
mluis 0:91d1a7783bb9 2044 }
mluis 0:91d1a7783bb9 2045 }
mluis 0:91d1a7783bb9 2046 channelsMask[0] = chMask;
mluis 0:91d1a7783bb9 2047 }
mluis 0:91d1a7783bb9 2048 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 0:91d1a7783bb9 2049 if( chMaskCntl == 6 )
mluis 0:91d1a7783bb9 2050 {
mluis 0:91d1a7783bb9 2051 // Enable all 125 kHz channels
mluis 0:91d1a7783bb9 2052 for( uint8_t i = 0, k = 0; i < LORA_MAX_NB_CHANNELS - 8; i += 16, k++ )
mluis 0:91d1a7783bb9 2053 {
mluis 0:91d1a7783bb9 2054 for( uint8_t j = 0; j < 16; j++ )
mluis 0:91d1a7783bb9 2055 {
mluis 0:91d1a7783bb9 2056 if( Channels[i + j].Frequency != 0 )
mluis 0:91d1a7783bb9 2057 {
mluis 0:91d1a7783bb9 2058 channelsMask[k] |= 1 << j;
mluis 0:91d1a7783bb9 2059 }
mluis 0:91d1a7783bb9 2060 }
mluis 0:91d1a7783bb9 2061 }
mluis 0:91d1a7783bb9 2062 }
mluis 0:91d1a7783bb9 2063 else if( chMaskCntl == 7 )
mluis 0:91d1a7783bb9 2064 {
mluis 0:91d1a7783bb9 2065 // Disable all 125 kHz channels
mluis 0:91d1a7783bb9 2066 channelsMask[0] = 0x0000;
mluis 0:91d1a7783bb9 2067 channelsMask[1] = 0x0000;
mluis 0:91d1a7783bb9 2068 channelsMask[2] = 0x0000;
mluis 0:91d1a7783bb9 2069 channelsMask[3] = 0x0000;
mluis 0:91d1a7783bb9 2070 }
mluis 0:91d1a7783bb9 2071 else if( chMaskCntl == 5 )
mluis 0:91d1a7783bb9 2072 {
mluis 0:91d1a7783bb9 2073 // RFU
mluis 0:91d1a7783bb9 2074 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2075 }
mluis 0:91d1a7783bb9 2076 else
mluis 0:91d1a7783bb9 2077 {
mluis 0:91d1a7783bb9 2078 for( uint8_t i = 0; i < 16; i++ )
mluis 0:91d1a7783bb9 2079 {
mluis 0:91d1a7783bb9 2080 if( ( ( chMask & ( 1 << i ) ) != 0 ) &&
mluis 0:91d1a7783bb9 2081 ( Channels[chMaskCntl * 16 + i].Frequency == 0 ) )
mluis 0:91d1a7783bb9 2082 {// Trying to enable an undefined channel
mluis 0:91d1a7783bb9 2083 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2084 }
mluis 0:91d1a7783bb9 2085 }
mluis 0:91d1a7783bb9 2086 channelsMask[chMaskCntl] = chMask;
mluis 2:14a5d6ad92d5 2087
mluis 0:91d1a7783bb9 2088 if( CountNbEnabled125kHzChannels( channelsMask ) < 6 )
mluis 0:91d1a7783bb9 2089 {
mluis 0:91d1a7783bb9 2090 status &= 0xFE; // Channel mask KO
mluis 0:91d1a7783bb9 2091 }
mluis 0:91d1a7783bb9 2092 }
mluis 0:91d1a7783bb9 2093 #else
mluis 0:91d1a7783bb9 2094 #error "Please define a frequency band in the compiler options."
mluis 0:91d1a7783bb9 2095 #endif
mluis 2:14a5d6ad92d5 2096 if( ValueInRange( datarate, LORAMAC_MIN_DATARATE, LORAMAC_MAX_DATARATE ) == false )
mluis 0:91d1a7783bb9 2097 {
mluis 0:91d1a7783bb9 2098 status &= 0xFD; // Datarate KO
mluis 0:91d1a7783bb9 2099 }
mluis 0:91d1a7783bb9 2100
mluis 0:91d1a7783bb9 2101 //
mluis 0:91d1a7783bb9 2102 // Remark MaxTxPower = 0 and MinTxPower = 5
mluis 0:91d1a7783bb9 2103 //
mluis 2:14a5d6ad92d5 2104 if( ValueInRange( txPower, LORAMAC_MAX_TX_POWER, LORAMAC_MIN_TX_POWER ) == false )
mluis 0:91d1a7783bb9 2105 {
mluis 0:91d1a7783bb9 2106 status &= 0xFB; // TxPower KO
mluis 0:91d1a7783bb9 2107 }
mluis 0:91d1a7783bb9 2108 if( ( status & 0x07 ) == 0x07 )
mluis 0:91d1a7783bb9 2109 {
mluis 0:91d1a7783bb9 2110 ChannelsDatarate = datarate;
mluis 0:91d1a7783bb9 2111 ChannelsTxPower = txPower;
mluis 0:91d1a7783bb9 2112 #if defined( USE_BAND_915_HYBRID )
mluis 0:91d1a7783bb9 2113 ChannelsMask[0] = channelsMask[0] & 0x00FF;
mluis 0:91d1a7783bb9 2114 ChannelsMask[1] = channelsMask[1] & 0x0000;
mluis 0:91d1a7783bb9 2115 ChannelsMask[2] = channelsMask[2] & 0x0000;
mluis 0:91d1a7783bb9 2116 ChannelsMask[3] = channelsMask[3] & 0x0000;
mluis 0:91d1a7783bb9 2117 ChannelsMask[4] = channelsMask[4] & 0x0001;
mluis 0:91d1a7783bb9 2118 ChannelsMask[5] = channelsMask[5] & 0x0000;
mluis 0:91d1a7783bb9 2119 #else
mluis 0:91d1a7783bb9 2120 ChannelsMask[0] = channelsMask[0];
mluis 0:91d1a7783bb9 2121 ChannelsMask[1] = channelsMask[1];
mluis 0:91d1a7783bb9 2122 ChannelsMask[2] = channelsMask[2];
mluis 0:91d1a7783bb9 2123 ChannelsMask[3] = channelsMask[3];
mluis 0:91d1a7783bb9 2124 ChannelsMask[4] = channelsMask[4];
mluis 0:91d1a7783bb9 2125 ChannelsMask[5] = channelsMask[5];
mluis 0:91d1a7783bb9 2126 #endif
mluis 0:91d1a7783bb9 2127 ChannelsNbRep = nbRep;
mluis 0:91d1a7783bb9 2128 }
mluis 0:91d1a7783bb9 2129 AddMacCommand( MOTE_MAC_LINK_ADR_ANS, status, 0 );
mluis 0:91d1a7783bb9 2130 }
mluis 0:91d1a7783bb9 2131 break;
mluis 0:91d1a7783bb9 2132 case SRV_MAC_DUTY_CYCLE_REQ:
mluis 0:91d1a7783bb9 2133 MaxDCycle = payload[macIndex++];
mluis 0:91d1a7783bb9 2134 AggregatedDCycle = 1 << MaxDCycle;
mluis 0:91d1a7783bb9 2135 AddMacCommand( MOTE_MAC_DUTY_CYCLE_ANS, 0, 0 );
mluis 0:91d1a7783bb9 2136 break;
mluis 0:91d1a7783bb9 2137 case SRV_MAC_RX_PARAM_SETUP_REQ:
mluis 0:91d1a7783bb9 2138 {
mluis 0:91d1a7783bb9 2139 uint8_t status = 0x07;
mluis 0:91d1a7783bb9 2140 int8_t datarate = 0;
mluis 0:91d1a7783bb9 2141 int8_t drOffset = 0;
mluis 0:91d1a7783bb9 2142 uint32_t freq = 0;
mluis 2:14a5d6ad92d5 2143
mluis 1:91e4e6c60d1e 2144 drOffset = ( payload[macIndex] >> 4 ) & 0x07;
mluis 1:91e4e6c60d1e 2145 datarate = payload[macIndex] & 0x0F;
mluis 1:91e4e6c60d1e 2146 macIndex++;
mluis 2:14a5d6ad92d5 2147
mluis 2:14a5d6ad92d5 2148 freq = ( uint32_t )payload[macIndex++];
mluis 0:91d1a7783bb9 2149 freq |= ( uint32_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2150 freq |= ( uint32_t )payload[macIndex++] << 16;
mluis 0:91d1a7783bb9 2151 freq *= 100;
mluis 2:14a5d6ad92d5 2152
mluis 0:91d1a7783bb9 2153 if( Radio.CheckRfFrequency( freq ) == false )
mluis 0:91d1a7783bb9 2154 {
mluis 0:91d1a7783bb9 2155 status &= 0xFE; // Channel frequency KO
mluis 0:91d1a7783bb9 2156 }
mluis 2:14a5d6ad92d5 2157
mluis 2:14a5d6ad92d5 2158 if( ValueInRange( datarate, LORAMAC_MIN_DATARATE, LORAMAC_MAX_DATARATE ) == false )
mluis 0:91d1a7783bb9 2159 {
mluis 0:91d1a7783bb9 2160 status &= 0xFD; // Datarate KO
mluis 0:91d1a7783bb9 2161 }
mluis 2:14a5d6ad92d5 2162 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 2163 if( ( ValueInRange( datarate, DR_5, DR_7 ) == true ) ||
mluis 2:14a5d6ad92d5 2164 ( datarate > DR_13 ) )
mluis 2:14a5d6ad92d5 2165 {
mluis 2:14a5d6ad92d5 2166 status &= 0xFD; // Datarate KO
mluis 2:14a5d6ad92d5 2167 }
mluis 2:14a5d6ad92d5 2168 #endif
mluis 2:14a5d6ad92d5 2169 if( ValueInRange( drOffset, LORAMAC_MIN_RX1_DR_OFFSET, LORAMAC_MAX_RX1_DR_OFFSET ) == false )
mluis 0:91d1a7783bb9 2170 {
mluis 0:91d1a7783bb9 2171 status &= 0xFB; // Rx1DrOffset range KO
mluis 0:91d1a7783bb9 2172 }
mluis 2:14a5d6ad92d5 2173
mluis 0:91d1a7783bb9 2174 if( ( status & 0x07 ) == 0x07 )
mluis 0:91d1a7783bb9 2175 {
mluis 0:91d1a7783bb9 2176 Rx2Channel.Datarate = datarate;
mluis 0:91d1a7783bb9 2177 Rx2Channel.Frequency = freq;
mluis 0:91d1a7783bb9 2178 Rx1DrOffset = drOffset;
mluis 0:91d1a7783bb9 2179 }
mluis 0:91d1a7783bb9 2180 AddMacCommand( MOTE_MAC_RX_PARAM_SETUP_ANS, status, 0 );
mluis 0:91d1a7783bb9 2181 }
mluis 0:91d1a7783bb9 2182 break;
mluis 0:91d1a7783bb9 2183 case SRV_MAC_DEV_STATUS_REQ:
mluis 1:91e4e6c60d1e 2184 {
mluis 1:91e4e6c60d1e 2185 uint8_t batteryLevel = BAT_LEVEL_NO_MEASURE;
mluis 1:91e4e6c60d1e 2186 if( ( LoRaMacCallbacks != NULL ) && ( LoRaMacCallbacks->GetBatteryLevel != NULL ) )
mluis 1:91e4e6c60d1e 2187 {
mluis 1:91e4e6c60d1e 2188 batteryLevel = LoRaMacCallbacks->GetBatteryLevel( );
mluis 1:91e4e6c60d1e 2189 }
mluis 2:14a5d6ad92d5 2190 AddMacCommand( MOTE_MAC_DEV_STATUS_ANS, batteryLevel, snr );
mluis 2:14a5d6ad92d5 2191 break;
mluis 1:91e4e6c60d1e 2192 }
mluis 0:91d1a7783bb9 2193 case SRV_MAC_NEW_CHANNEL_REQ:
mluis 0:91d1a7783bb9 2194 {
mluis 0:91d1a7783bb9 2195 uint8_t status = 0x03;
mluis 2:14a5d6ad92d5 2196 #if ( defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID ) )
mluis 2:14a5d6ad92d5 2197 status &= 0xFE; // Channel frequency KO
mluis 2:14a5d6ad92d5 2198 #else
mluis 0:91d1a7783bb9 2199 int8_t channelIndex = 0;
mluis 0:91d1a7783bb9 2200 ChannelParams_t chParam;
mluis 2:14a5d6ad92d5 2201
mluis 0:91d1a7783bb9 2202 channelIndex = payload[macIndex++];
mluis 0:91d1a7783bb9 2203 chParam.Frequency = ( uint32_t )payload[macIndex++];
mluis 0:91d1a7783bb9 2204 chParam.Frequency |= ( uint32_t )payload[macIndex++] << 8;
mluis 0:91d1a7783bb9 2205 chParam.Frequency |= ( uint32_t )payload[macIndex++] << 16;
mluis 0:91d1a7783bb9 2206 chParam.Frequency *= 100;
mluis 0:91d1a7783bb9 2207 chParam.DrRange.Value = payload[macIndex++];
mluis 2:14a5d6ad92d5 2208
mluis 2:14a5d6ad92d5 2209 if( ValueInRange( channelIndex, 3, LORA_MAX_NB_CHANNELS - 1 ) == false )
mluis 2:14a5d6ad92d5 2210
mluis 0:91d1a7783bb9 2211 {
mluis 0:91d1a7783bb9 2212 status &= 0xFE; // Channel frequency KO
mluis 0:91d1a7783bb9 2213 }
mluis 2:14a5d6ad92d5 2214
mluis 0:91d1a7783bb9 2215 if( Radio.CheckRfFrequency( chParam.Frequency ) == false )
mluis 0:91d1a7783bb9 2216 {
mluis 0:91d1a7783bb9 2217 status &= 0xFE; // Channel frequency KO
mluis 0:91d1a7783bb9 2218 }
mluis 0:91d1a7783bb9 2219
mluis 2:14a5d6ad92d5 2220 if( LoRaMacChannelAdd( channelIndex, chParam ) != LORAMAC_STATUS_OK )
mluis 0:91d1a7783bb9 2221 {
mluis 0:91d1a7783bb9 2222 status &= 0xFD; // Datarate range KO
mluis 0:91d1a7783bb9 2223 }
mluis 2:14a5d6ad92d5 2224 #endif
mluis 0:91d1a7783bb9 2225 AddMacCommand( MOTE_MAC_NEW_CHANNEL_ANS, status, 0 );
mluis 0:91d1a7783bb9 2226 }
mluis 0:91d1a7783bb9 2227 break;
mluis 0:91d1a7783bb9 2228 case SRV_MAC_RX_TIMING_SETUP_REQ:
mluis 0:91d1a7783bb9 2229 {
mluis 0:91d1a7783bb9 2230 uint8_t delay = payload[macIndex++] & 0x0F;
mluis 2:14a5d6ad92d5 2231
mluis 0:91d1a7783bb9 2232 if( delay == 0 )
mluis 0:91d1a7783bb9 2233 {
mluis 0:91d1a7783bb9 2234 delay++;
mluis 0:91d1a7783bb9 2235 }
mluis 0:91d1a7783bb9 2236 ReceiveDelay1 = delay * 1e6;
mluis 0:91d1a7783bb9 2237 ReceiveDelay2 = ReceiveDelay1 + 1e6;
mluis 0:91d1a7783bb9 2238 AddMacCommand( MOTE_MAC_RX_TIMING_SETUP_ANS, 0, 0 );
mluis 0:91d1a7783bb9 2239 }
mluis 0:91d1a7783bb9 2240 break;
mluis 0:91d1a7783bb9 2241 default:
mluis 0:91d1a7783bb9 2242 // Unknown command. ABORT MAC commands processing
mluis 0:91d1a7783bb9 2243 return;
mluis 0:91d1a7783bb9 2244 }
mluis 0:91d1a7783bb9 2245 }
mluis 0:91d1a7783bb9 2246 }
mluis 0:91d1a7783bb9 2247
mluis 2:14a5d6ad92d5 2248 LoRaMacStatus_t Send( LoRaMacHeader_t *macHdr, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
mluis 0:91d1a7783bb9 2249 {
mluis 2:14a5d6ad92d5 2250 LoRaMacFrameCtrl_t fCtrl;
mluis 2:14a5d6ad92d5 2251 LoRaMacStatus_t status = LORAMAC_STATUS_PARAMETER_INVALID;
mluis 2:14a5d6ad92d5 2252
mluis 2:14a5d6ad92d5 2253 fCtrl.Value = 0;
mluis 2:14a5d6ad92d5 2254 fCtrl.Bits.FOptsLen = 0;
mluis 2:14a5d6ad92d5 2255 fCtrl.Bits.FPending = 0;
mluis 2:14a5d6ad92d5 2256 fCtrl.Bits.Ack = false;
mluis 2:14a5d6ad92d5 2257 fCtrl.Bits.AdrAckReq = false;
mluis 2:14a5d6ad92d5 2258 fCtrl.Bits.Adr = AdrCtrlOn;
mluis 2:14a5d6ad92d5 2259
mluis 2:14a5d6ad92d5 2260 // Prepare the frame
mluis 2:14a5d6ad92d5 2261 status = PrepareFrame( macHdr, &fCtrl, fPort, fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 2262
mluis 2:14a5d6ad92d5 2263 // Validate status
mluis 2:14a5d6ad92d5 2264 if( status != LORAMAC_STATUS_OK )
mluis 0:91d1a7783bb9 2265 {
mluis 2:14a5d6ad92d5 2266 return status;
mluis 0:91d1a7783bb9 2267 }
mluis 2:14a5d6ad92d5 2268
mluis 2:14a5d6ad92d5 2269 // Reset confirm parameters
mluis 2:14a5d6ad92d5 2270 McpsConfirm.NbRetries = 0;
mluis 2:14a5d6ad92d5 2271 McpsConfirm.AckReceived = false;
mluis 2:14a5d6ad92d5 2272 McpsConfirm.UpLinkCounter = UpLinkCounter;
mluis 2:14a5d6ad92d5 2273
mluis 2:14a5d6ad92d5 2274 status = ScheduleTx( );
mluis 2:14a5d6ad92d5 2275
mluis 2:14a5d6ad92d5 2276 return status;
mluis 0:91d1a7783bb9 2277 }
mluis 0:91d1a7783bb9 2278
mluis 2:14a5d6ad92d5 2279 static LoRaMacStatus_t ScheduleTx( )
mluis 0:91d1a7783bb9 2280 {
mluis 2:14a5d6ad92d5 2281 TimerTime_t dutyCycleTimeOff = 0;
mluis 2:14a5d6ad92d5 2282
mluis 2:14a5d6ad92d5 2283 // Check if the device is off
mluis 2:14a5d6ad92d5 2284 if( MaxDCycle == 255 )
mluis 2:14a5d6ad92d5 2285 {
mluis 2:14a5d6ad92d5 2286 return LORAMAC_STATUS_DEVICE_OFF;
mluis 2:14a5d6ad92d5 2287 }
mluis 2:14a5d6ad92d5 2288 if( MaxDCycle == 0 )
mluis 0:91d1a7783bb9 2289 {
mluis 2:14a5d6ad92d5 2290 AggregatedTimeOff = 0;
mluis 2:14a5d6ad92d5 2291 }
mluis 2:14a5d6ad92d5 2292
mluis 2:14a5d6ad92d5 2293 // Select channel
mluis 2:14a5d6ad92d5 2294 dutyCycleTimeOff = SetNextChannel( );
mluis 2:14a5d6ad92d5 2295
mluis 2:14a5d6ad92d5 2296 // Schedule transmission of frame
mluis 2:14a5d6ad92d5 2297 if( dutyCycleTimeOff == 0 )
mluis 2:14a5d6ad92d5 2298 {
mluis 2:14a5d6ad92d5 2299 // Try to send now
mluis 2:14a5d6ad92d5 2300 return SendFrameOnChannel( Channels[Channel] );
mluis 0:91d1a7783bb9 2301 }
mluis 0:91d1a7783bb9 2302 else
mluis 0:91d1a7783bb9 2303 {
mluis 2:14a5d6ad92d5 2304 // Send later - prepare timer
mluis 2:14a5d6ad92d5 2305 LoRaMacState |= MAC_TX_DELAYED;
mluis 2:14a5d6ad92d5 2306 TimerSetValue( &TxDelayedTimer, dutyCycleTimeOff );
mluis 2:14a5d6ad92d5 2307 TimerStart( &TxDelayedTimer );
mluis 2:14a5d6ad92d5 2308
mluis 2:14a5d6ad92d5 2309 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 2310 }
mluis 2:14a5d6ad92d5 2311 }
mluis 2:14a5d6ad92d5 2312
mluis 2:14a5d6ad92d5 2313 LoRaMacStatus_t PrepareFrame( LoRaMacHeader_t *macHdr, LoRaMacFrameCtrl_t *fCtrl, uint8_t fPort, void *fBuffer, uint16_t fBufferSize )
mluis 2:14a5d6ad92d5 2314 {
mluis 2:14a5d6ad92d5 2315 uint16_t i;
mluis 2:14a5d6ad92d5 2316 uint8_t pktHeaderLen = 0;
mluis 2:14a5d6ad92d5 2317 uint32_t mic = 0;
mluis 2:14a5d6ad92d5 2318 const void* payload = fBuffer;
mluis 2:14a5d6ad92d5 2319 uint8_t payloadSize = fBufferSize;
mluis 2:14a5d6ad92d5 2320 uint8_t framePort = fPort;
mluis 2:14a5d6ad92d5 2321
mluis 2:14a5d6ad92d5 2322 LoRaMacBufferPktLen = 0;
mluis 2:14a5d6ad92d5 2323
mluis 2:14a5d6ad92d5 2324 NodeAckRequested = false;
mluis 2:14a5d6ad92d5 2325
mluis 2:14a5d6ad92d5 2326 if( fBuffer == NULL )
mluis 0:91d1a7783bb9 2327 {
mluis 2:14a5d6ad92d5 2328 fBufferSize = 0;
mluis 2:14a5d6ad92d5 2329 }
mluis 2:14a5d6ad92d5 2330
mluis 2:14a5d6ad92d5 2331 LoRaMacBuffer[pktHeaderLen++] = macHdr->Value;
mluis 2:14a5d6ad92d5 2332
mluis 2:14a5d6ad92d5 2333 switch( macHdr->Bits.MType )
mluis 2:14a5d6ad92d5 2334 {
mluis 2:14a5d6ad92d5 2335 case FRAME_TYPE_JOIN_REQ:
mluis 2:14a5d6ad92d5 2336 RxWindow1Delay = JoinAcceptDelay1 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2337 RxWindow2Delay = JoinAcceptDelay2 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2338
mluis 2:14a5d6ad92d5 2339 LoRaMacBufferPktLen = pktHeaderLen;
mluis 2:14a5d6ad92d5 2340
mluis 2:14a5d6ad92d5 2341 memcpyr( LoRaMacBuffer + LoRaMacBufferPktLen, LoRaMacAppEui, 8 );
mluis 2:14a5d6ad92d5 2342 LoRaMacBufferPktLen += 8;
mluis 2:14a5d6ad92d5 2343 memcpyr( LoRaMacBuffer + LoRaMacBufferPktLen, LoRaMacDevEui, 8 );
mluis 2:14a5d6ad92d5 2344 LoRaMacBufferPktLen += 8;
mluis 2:14a5d6ad92d5 2345
mluis 2:14a5d6ad92d5 2346 LoRaMacDevNonce = Radio.Random( );
mluis 2:14a5d6ad92d5 2347
mluis 2:14a5d6ad92d5 2348 LoRaMacBuffer[LoRaMacBufferPktLen++] = LoRaMacDevNonce & 0xFF;
mluis 2:14a5d6ad92d5 2349 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( LoRaMacDevNonce >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2350
mluis 2:14a5d6ad92d5 2351 LoRaMacJoinComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen & 0xFF, LoRaMacAppKey, &mic );
mluis 2:14a5d6ad92d5 2352
mluis 2:14a5d6ad92d5 2353 LoRaMacBuffer[LoRaMacBufferPktLen++] = mic & 0xFF;
mluis 2:14a5d6ad92d5 2354 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2355 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2356 LoRaMacBuffer[LoRaMacBufferPktLen++] = ( mic >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2357
mluis 2:14a5d6ad92d5 2358 break;
mluis 2:14a5d6ad92d5 2359 case FRAME_TYPE_DATA_CONFIRMED_UP:
mluis 2:14a5d6ad92d5 2360 NodeAckRequested = true;
mluis 2:14a5d6ad92d5 2361 //Intentional falltrough
mluis 2:14a5d6ad92d5 2362 case FRAME_TYPE_DATA_UNCONFIRMED_UP:
mluis 2:14a5d6ad92d5 2363 if( IsLoRaMacNetworkJoined == false )
mluis 0:91d1a7783bb9 2364 {
mluis 2:14a5d6ad92d5 2365 return LORAMAC_STATUS_NO_NETWORK_JOINED; // No network has been joined yet
mluis 2:14a5d6ad92d5 2366 }
mluis 2:14a5d6ad92d5 2367
mluis 2:14a5d6ad92d5 2368 if( ValidatePayloadLength( fBufferSize, ChannelsDatarate, MacCommandsBufferIndex ) == false )
mluis 2:14a5d6ad92d5 2369 {
mluis 2:14a5d6ad92d5 2370 return LORAMAC_STATUS_LENGTH_ERROR;
mluis 2:14a5d6ad92d5 2371 }
mluis 2:14a5d6ad92d5 2372
mluis 2:14a5d6ad92d5 2373 RxWindow1Delay = ReceiveDelay1 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2374 RxWindow2Delay = ReceiveDelay2 - RADIO_WAKEUP_TIME;
mluis 2:14a5d6ad92d5 2375
mluis 2:14a5d6ad92d5 2376 if( SrvAckRequested == true )
mluis 2:14a5d6ad92d5 2377 {
mluis 2:14a5d6ad92d5 2378 SrvAckRequested = false;
mluis 2:14a5d6ad92d5 2379 fCtrl->Bits.Ack = 1;
mluis 2:14a5d6ad92d5 2380 }
mluis 2:14a5d6ad92d5 2381
mluis 2:14a5d6ad92d5 2382 fCtrl->Bits.AdrAckReq = AdrNextDr( fCtrl->Bits.Adr, true, &ChannelsDatarate );
mluis 2:14a5d6ad92d5 2383
mluis 2:14a5d6ad92d5 2384 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr ) & 0xFF;
mluis 2:14a5d6ad92d5 2385 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2386 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2387 LoRaMacBuffer[pktHeaderLen++] = ( LoRaMacDevAddr >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2388
mluis 2:14a5d6ad92d5 2389 LoRaMacBuffer[pktHeaderLen++] = fCtrl->Value;
mluis 2:14a5d6ad92d5 2390
mluis 2:14a5d6ad92d5 2391 LoRaMacBuffer[pktHeaderLen++] = UpLinkCounter & 0xFF;
mluis 2:14a5d6ad92d5 2392 LoRaMacBuffer[pktHeaderLen++] = ( UpLinkCounter >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2393
mluis 2:14a5d6ad92d5 2394 if( ( payload != NULL ) && ( payloadSize > 0 ) )
mluis 2:14a5d6ad92d5 2395 {
mluis 2:14a5d6ad92d5 2396 if( ( MacCommandsBufferIndex <= LORA_MAC_COMMAND_MAX_LENGTH ) && ( MacCommandsInNextTx == true ) )
mluis 1:91e4e6c60d1e 2397 {
mluis 2:14a5d6ad92d5 2398 fCtrl->Bits.FOptsLen += MacCommandsBufferIndex;
mluis 2:14a5d6ad92d5 2399
mluis 2:14a5d6ad92d5 2400 // Update FCtrl field with new value of OptionsLength
mluis 2:14a5d6ad92d5 2401 LoRaMacBuffer[0x05] = fCtrl->Value;
mluis 2:14a5d6ad92d5 2402 for( i = 0; i < MacCommandsBufferIndex; i++ )
mluis 0:91d1a7783bb9 2403 {
mluis 2:14a5d6ad92d5 2404 LoRaMacBuffer[pktHeaderLen++] = MacCommandsBuffer[i];
mluis 0:91d1a7783bb9 2405 }
mluis 0:91d1a7783bb9 2406 }
mluis 0:91d1a7783bb9 2407 }
mluis 0:91d1a7783bb9 2408 else
mluis 0:91d1a7783bb9 2409 {
mluis 2:14a5d6ad92d5 2410 if( ( MacCommandsBufferIndex > 0 ) && ( MacCommandsInNextTx ) )
mluis 0:91d1a7783bb9 2411 {
mluis 2:14a5d6ad92d5 2412 payloadSize = MacCommandsBufferIndex;
mluis 2:14a5d6ad92d5 2413 payload = MacCommandsBuffer;
mluis 2:14a5d6ad92d5 2414 framePort = 0;
mluis 0:91d1a7783bb9 2415 }
mluis 2:14a5d6ad92d5 2416 }
mluis 2:14a5d6ad92d5 2417 MacCommandsInNextTx = false;
mluis 2:14a5d6ad92d5 2418 MacCommandsBufferIndex = 0;
mluis 2:14a5d6ad92d5 2419
mluis 2:14a5d6ad92d5 2420 if( ( payload != NULL ) && ( payloadSize > 0 ) )
mluis 2:14a5d6ad92d5 2421 {
mluis 2:14a5d6ad92d5 2422 LoRaMacBuffer[pktHeaderLen++] = framePort;
mluis 2:14a5d6ad92d5 2423
mluis 2:14a5d6ad92d5 2424 if( framePort == 0 )
mluis 0:91d1a7783bb9 2425 {
mluis 2:14a5d6ad92d5 2426 LoRaMacPayloadEncrypt( (uint8_t* ) payload, payloadSize, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
mluis 0:91d1a7783bb9 2427 }
mluis 0:91d1a7783bb9 2428 else
mluis 0:91d1a7783bb9 2429 {
mluis 2:14a5d6ad92d5 2430 LoRaMacPayloadEncrypt( (uint8_t* ) payload, payloadSize, LoRaMacAppSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, LoRaMacPayload );
mluis 0:91d1a7783bb9 2431 }
mluis 2:14a5d6ad92d5 2432 memcpy1( LoRaMacBuffer + pktHeaderLen, LoRaMacPayload, payloadSize );
mluis 2:14a5d6ad92d5 2433 }
mluis 2:14a5d6ad92d5 2434 LoRaMacBufferPktLen = pktHeaderLen + payloadSize;
mluis 2:14a5d6ad92d5 2435
mluis 2:14a5d6ad92d5 2436 LoRaMacComputeMic( LoRaMacBuffer, LoRaMacBufferPktLen, LoRaMacNwkSKey, LoRaMacDevAddr, UP_LINK, UpLinkCounter, &mic );
mluis 2:14a5d6ad92d5 2437
mluis 2:14a5d6ad92d5 2438 LoRaMacBuffer[LoRaMacBufferPktLen + 0] = mic & 0xFF;
mluis 2:14a5d6ad92d5 2439 LoRaMacBuffer[LoRaMacBufferPktLen + 1] = ( mic >> 8 ) & 0xFF;
mluis 2:14a5d6ad92d5 2440 LoRaMacBuffer[LoRaMacBufferPktLen + 2] = ( mic >> 16 ) & 0xFF;
mluis 2:14a5d6ad92d5 2441 LoRaMacBuffer[LoRaMacBufferPktLen + 3] = ( mic >> 24 ) & 0xFF;
mluis 2:14a5d6ad92d5 2442
mluis 2:14a5d6ad92d5 2443 LoRaMacBufferPktLen += LORAMAC_MFR_LEN;
mluis 2:14a5d6ad92d5 2444
mluis 2:14a5d6ad92d5 2445 break;
mluis 2:14a5d6ad92d5 2446 case FRAME_TYPE_PROPRIETARY:
mluis 2:14a5d6ad92d5 2447 if( ( fBuffer != NULL ) && ( fBufferSize > 0 ) )
mluis 2:14a5d6ad92d5 2448 {
mluis 2:14a5d6ad92d5 2449 memcpy1( LoRaMacBuffer + pktHeaderLen, ( uint8_t* ) fBuffer, fBufferSize );
mluis 2:14a5d6ad92d5 2450 LoRaMacBufferPktLen = pktHeaderLen + fBufferSize;
mluis 0:91d1a7783bb9 2451 }
mluis 0:91d1a7783bb9 2452 break;
mluis 0:91d1a7783bb9 2453 default:
mluis 2:14a5d6ad92d5 2454 return LORAMAC_STATUS_SERVICE_UNKNOWN;
mluis 0:91d1a7783bb9 2455 }
mluis 2:14a5d6ad92d5 2456
mluis 2:14a5d6ad92d5 2457 return LORAMAC_STATUS_OK;
mluis 0:91d1a7783bb9 2458 }
mluis 0:91d1a7783bb9 2459
mluis 2:14a5d6ad92d5 2460 LoRaMacStatus_t SendFrameOnChannel( ChannelParams_t channel )
mluis 0:91d1a7783bb9 2461 {
mluis 2:14a5d6ad92d5 2462 int8_t datarate = Datarates[ChannelsDatarate];
mluis 2:14a5d6ad92d5 2463 int8_t txPower = 0;
mluis 2:14a5d6ad92d5 2464
mluis 2:14a5d6ad92d5 2465 ChannelsTxPower = LimitTxPower( ChannelsTxPower );
mluis 2:14a5d6ad92d5 2466 txPower = TxPowers[ChannelsTxPower];
mluis 2:14a5d6ad92d5 2467
mluis 2:14a5d6ad92d5 2468 MlmeConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 2469 McpsConfirm.Status = LORAMAC_EVENT_INFO_STATUS_ERROR;
mluis 2:14a5d6ad92d5 2470 McpsConfirm.Datarate = ChannelsDatarate;
mluis 2:14a5d6ad92d5 2471 McpsConfirm.TxPower = ChannelsTxPower;
mluis 2:14a5d6ad92d5 2472
mluis 2:14a5d6ad92d5 2473 Radio.SetChannel( channel.Frequency );
mluis 2:14a5d6ad92d5 2474
mluis 2:14a5d6ad92d5 2475 #if defined( USE_BAND_433 ) || defined( USE_BAND_780 ) || defined( USE_BAND_868 )
mluis 2:14a5d6ad92d5 2476 if( ChannelsDatarate == DR_7 )
mluis 2:14a5d6ad92d5 2477 { // High Speed FSK channel
mluis 2:14a5d6ad92d5 2478 Radio.SetMaxPayloadLength( MODEM_FSK, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 2479 Radio.SetTxConfig( MODEM_FSK, txPower, 25e3, 0, datarate * 1e3, 0, 5, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 2480 TxTimeOnAir = Radio.TimeOnAir( MODEM_FSK, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 2481
mluis 0:91d1a7783bb9 2482 }
mluis 2:14a5d6ad92d5 2483 else if( ChannelsDatarate == DR_6 )
mluis 2:14a5d6ad92d5 2484 { // High speed LoRa channel
mluis 2:14a5d6ad92d5 2485 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 2486 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 1, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 2487 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 2488 }
mluis 1:91e4e6c60d1e 2489 else
mluis 2:14a5d6ad92d5 2490 { // Normal LoRa channel
mluis 2:14a5d6ad92d5 2491 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 2492 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 0, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 2493 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 2494 }
mluis 2:14a5d6ad92d5 2495 #elif defined( USE_BAND_915 ) || defined( USE_BAND_915_HYBRID )
mluis 2:14a5d6ad92d5 2496 Radio.SetMaxPayloadLength( MODEM_LORA, LoRaMacBufferPktLen );
mluis 2:14a5d6ad92d5 2497 if( ChannelsDatarate >= DR_4 )
mluis 2:14a5d6ad92d5 2498 { // High speed LoRa channel BW500 kHz
mluis 2:14a5d6ad92d5 2499 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 2, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 2500 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 2501 }
mluis 1:91e4e6c60d1e 2502 else
mluis 2:14a5d6ad92d5 2503 { // Normal LoRa channel
mluis 2:14a5d6ad92d5 2504 Radio.SetTxConfig( MODEM_LORA, txPower, 0, 0, datarate, 1, 8, false, true, 0, 0, false, 3e6 );
mluis 2:14a5d6ad92d5 2505 TxTimeOnAir = Radio.TimeOnAir( MODEM_LORA, LoRaMacBufferPktLen );
mluis 0:91d1a7783bb9 2506 }
mluis 0:91d1a7783bb9 2507 #else
mluis 0:91d1a7783bb9 2508 #error "Please define a frequency band in the compiler options."
mluis 0:91d1a7783bb9 2509 #endif
mluis 2:14a5d6ad92d5 2510
mluis 2:14a5d6ad92d5 2511 // Store the time on air
mluis 2:14a5d6ad92d5 2512 McpsConfirm.TxTimeOnAir = TxTimeOnAir;
mluis 2:14a5d6ad92d5 2513 MlmeConfirm.TxTimeOnAir = TxTimeOnAir;
mluis 2:14a5d6ad92d5 2514
mluis 2:14a5d6ad9