create a LoRa Modem from the PingPong example
Fork of SX1276PingPong by
main.cpp@16:352011886276, 2016-03-06 (annotated)
- Committer:
- donsez
- Date:
- Sun Mar 06 12:03:51 2016 +0000
- Revision:
- 16:352011886276
- Parent:
- 10:9184674b5cfd
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Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
donsez | 16:352011886276 | 1 | // LoRa Modem for receiving and sending data on fixed channels |
donsez | 16:352011886276 | 2 | |
GregCr | 0:1ed39951ab7b | 3 | #include "mbed.h" |
GregCr | 4:5ece30264cd9 | 4 | #include "main.h" |
GregCr | 0:1ed39951ab7b | 5 | #include "sx1276-hal.h" |
donsez | 10:9184674b5cfd | 6 | |
GregCr | 8:f956dee63a56 | 7 | #include "debug.h" |
GregCr | 0:1ed39951ab7b | 8 | |
donsez | 10:9184674b5cfd | 9 | /* CONFIGURATION */ |
donsez | 10:9184674b5cfd | 10 | |
donsez | 10:9184674b5cfd | 11 | #define NODE_ADDR 0x411A |
donsez | 10:9184674b5cfd | 12 | |
GregCr | 0:1ed39951ab7b | 13 | /* Set this flag to '1' to display debug messages on the console */ |
donsez | 10:9184674b5cfd | 14 | #define DEBUG_MESSAGE 1 |
donsez | 10:9184674b5cfd | 15 | |
donsez | 10:9184674b5cfd | 16 | #define RX_MODE 1 |
donsez | 10:9184674b5cfd | 17 | |
donsez | 10:9184674b5cfd | 18 | #define TX_MODE !RX_MODE |
donsez | 10:9184674b5cfd | 19 | |
donsez | 10:9184674b5cfd | 20 | /* Set the mode RX_MODE or TX_MODE */ |
donsez | 10:9184674b5cfd | 21 | #define MODE RX_MODE |
donsez | 10:9184674b5cfd | 22 | |
donsez | 10:9184674b5cfd | 23 | /* Set the delay (according the duty cycle for the ISM band of the frequency RF_FREQUENCY */ |
donsez | 10:9184674b5cfd | 24 | |
donsez | 10:9184674b5cfd | 25 | #define DUTY_CYCLE 0.01 |
donsez | 10:9184674b5cfd | 26 | //#define DELAY_NEXT_TX_IN_MILLISEC ((int)((timeOnAirInMilli / DUTY_CYCLE)-timeOnAirInMilli)) |
donsez | 10:9184674b5cfd | 27 | |
donsez | 10:9184674b5cfd | 28 | #define DELAY_NEXT_TX_IN_MILLISEC 5000 |
GregCr | 0:1ed39951ab7b | 29 | |
GregCr | 0:1ed39951ab7b | 30 | /* Set this flag to '1' to use the LoRa modulation or to '0' to use FSK modulation */ |
GregCr | 5:f2431c4fe3bb | 31 | #define USE_MODEM_LORA 1 |
GregCr | 0:1ed39951ab7b | 32 | #define USE_MODEM_FSK !USE_MODEM_LORA |
GregCr | 0:1ed39951ab7b | 33 | |
donsez | 10:9184674b5cfd | 34 | #define RF_FREQUENCY 868100000 // Hz |
GregCr | 0:1ed39951ab7b | 35 | #define TX_OUTPUT_POWER 14 // 14 dBm |
GregCr | 0:1ed39951ab7b | 36 | |
donsez | 10:9184674b5cfd | 37 | |
GregCr | 0:1ed39951ab7b | 38 | #if USE_MODEM_LORA == 1 |
GregCr | 0:1ed39951ab7b | 39 | |
donsez | 10:9184674b5cfd | 40 | #define LORA_BANDWIDTH 0 // [0: 125 kHz, |
GregCr | 0:1ed39951ab7b | 41 | // 1: 250 kHz, |
GregCr | 0:1ed39951ab7b | 42 | // 2: 500 kHz, |
GregCr | 0:1ed39951ab7b | 43 | // 3: Reserved] |
donsez | 10:9184674b5cfd | 44 | #define LORA_SPREADING_FACTOR 12 // [SF7..SF12] |
GregCr | 0:1ed39951ab7b | 45 | #define LORA_CODINGRATE 1 // [1: 4/5, |
GregCr | 0:1ed39951ab7b | 46 | // 2: 4/6, |
GregCr | 0:1ed39951ab7b | 47 | // 3: 4/7, |
GregCr | 0:1ed39951ab7b | 48 | // 4: 4/8] |
GregCr | 0:1ed39951ab7b | 49 | #define LORA_PREAMBLE_LENGTH 8 // Same for Tx and Rx |
GregCr | 0:1ed39951ab7b | 50 | #define LORA_SYMBOL_TIMEOUT 5 // Symbols |
GregCr | 0:1ed39951ab7b | 51 | #define LORA_FIX_LENGTH_PAYLOAD_ON false |
GregCr | 3:8b9e2a4df4b5 | 52 | #define LORA_FHSS_ENABLED false |
GregCr | 3:8b9e2a4df4b5 | 53 | #define LORA_NB_SYMB_HOP 4 |
GregCr | 0:1ed39951ab7b | 54 | #define LORA_IQ_INVERSION_ON false |
GregCr | 3:8b9e2a4df4b5 | 55 | #define LORA_CRC_ENABLED true |
GregCr | 3:8b9e2a4df4b5 | 56 | |
GregCr | 0:1ed39951ab7b | 57 | #elif USE_MODEM_FSK == 1 |
GregCr | 0:1ed39951ab7b | 58 | |
GregCr | 2:59e108728d71 | 59 | #define FSK_FDEV 25000 // Hz |
GregCr | 2:59e108728d71 | 60 | #define FSK_DATARATE 19200 // bps |
GregCr | 2:59e108728d71 | 61 | #define FSK_BANDWIDTH 50000 // Hz |
GregCr | 2:59e108728d71 | 62 | #define FSK_AFC_BANDWIDTH 83333 // Hz |
GregCr | 0:1ed39951ab7b | 63 | #define FSK_PREAMBLE_LENGTH 5 // Same for Tx and Rx |
GregCr | 0:1ed39951ab7b | 64 | #define FSK_FIX_LENGTH_PAYLOAD_ON false |
GregCr | 3:8b9e2a4df4b5 | 65 | #define FSK_CRC_ENABLED true |
GregCr | 3:8b9e2a4df4b5 | 66 | |
GregCr | 0:1ed39951ab7b | 67 | #else |
GregCr | 0:1ed39951ab7b | 68 | #error "Please define a modem in the compiler options." |
GregCr | 0:1ed39951ab7b | 69 | #endif |
GregCr | 0:1ed39951ab7b | 70 | |
donsez | 10:9184674b5cfd | 71 | #define RX_TIMEOUT_VALUE 1000000000 // in us |
donsez | 10:9184674b5cfd | 72 | #define BUFFER_SIZE 17 // Define the payload size here |
donsez | 10:9184674b5cfd | 73 | |
donsez | 10:9184674b5cfd | 74 | |
donsez | 10:9184674b5cfd | 75 | Serial pc(USBTX,USBRX); |
GregCr | 0:1ed39951ab7b | 76 | |
GregCr | 8:f956dee63a56 | 77 | #if( defined ( TARGET_KL25Z ) || defined ( TARGET_LPC11U6X ) ) |
GregCr | 3:8b9e2a4df4b5 | 78 | DigitalOut led(LED2); |
GregCr | 3:8b9e2a4df4b5 | 79 | #else |
GregCr | 3:8b9e2a4df4b5 | 80 | DigitalOut led(LED1); |
GregCr | 3:8b9e2a4df4b5 | 81 | #endif |
GregCr | 3:8b9e2a4df4b5 | 82 | |
GregCr | 0:1ed39951ab7b | 83 | /* |
GregCr | 0:1ed39951ab7b | 84 | * Global variables declarations |
GregCr | 0:1ed39951ab7b | 85 | */ |
GregCr | 0:1ed39951ab7b | 86 | typedef RadioState States_t; |
GregCr | 7:c1bbd6c56979 | 87 | volatile States_t State = LOWPOWER; |
GregCr | 0:1ed39951ab7b | 88 | |
donsez | 10:9184674b5cfd | 89 | SX1276MB1xAS Radio( OnTxDone, OnTxTimeout, OnRxDone, OnRxTimeout, OnRxError, NULL /*OnFhssChangeChannel*/, NULL /*OnCadDone*/ ); |
GregCr | 0:1ed39951ab7b | 90 | |
GregCr | 0:1ed39951ab7b | 91 | uint16_t BufferSize = BUFFER_SIZE; |
GregCr | 0:1ed39951ab7b | 92 | uint8_t Buffer[BUFFER_SIZE]; |
GregCr | 0:1ed39951ab7b | 93 | |
donsez | 10:9184674b5cfd | 94 | int16_t RssiValue = 0; |
donsez | 10:9184674b5cfd | 95 | int8_t SnrValue = 0; |
donsez | 10:9184674b5cfd | 96 | |
donsez | 10:9184674b5cfd | 97 | ModemType Modem; |
donsez | 10:9184674b5cfd | 98 | |
donsez | 10:9184674b5cfd | 99 | uint16_t SeqNum = 0; |
donsez | 10:9184674b5cfd | 100 | |
donsez | 10:9184674b5cfd | 101 | // Address of the Source Node |
donsez | 10:9184674b5cfd | 102 | uint16_t NodeSrcAddr = NODE_ADDR; |
donsez | 10:9184674b5cfd | 103 | |
donsez | 10:9184674b5cfd | 104 | void hexprintf(Serial* pc, const uint8_t* buffer, uint16_t size) |
donsez | 10:9184674b5cfd | 105 | { |
donsez | 10:9184674b5cfd | 106 | for(uint16_t count = 0; count < size; count++) |
donsez | 10:9184674b5cfd | 107 | { |
donsez | 10:9184674b5cfd | 108 | pc->printf("%02x", buffer[count]); |
donsez | 10:9184674b5cfd | 109 | } |
donsez | 10:9184674b5cfd | 110 | } |
donsez | 10:9184674b5cfd | 111 | const uint8_t Msg[] = "TEST**##abcdefghijklmnopqrstuvwxyz#0123456789#ABCDEFGHIJKLMNOPQRSTUVWXYZ#0123456789#abcdefghijklmnopqrstuvwxyz#0123456789#ABCDEFGHIJKLMNOPQRSTUVWXYZ#0123456789#abcdefghijklmnopqrstuvwxyz#0123456789#ABCDEFGHIJKLMNOPQRSTUVWXYZ#0123456789#abcdefghijklmnopqrs#"; /* abc.. is for padding */ |
donsez | 10:9184674b5cfd | 112 | |
GregCr | 0:1ed39951ab7b | 113 | |
GregCr | 0:1ed39951ab7b | 114 | int main() |
donsez | 10:9184674b5cfd | 115 | { |
donsez | 10:9184674b5cfd | 116 | |
donsez | 10:9184674b5cfd | 117 | pc.format(8, Serial::None, 1); |
donsez | 10:9184674b5cfd | 118 | pc.baud(115200); |
GregCr | 0:1ed39951ab7b | 119 | |
donsez | 10:9184674b5cfd | 120 | sx_debug( ">INFO RX/TX Modem \r\n\n" ); |
GregCr | 0:1ed39951ab7b | 121 | |
GregCr | 7:c1bbd6c56979 | 122 | // verify the connection with the board |
GregCr | 7:c1bbd6c56979 | 123 | while( Radio.Read( REG_VERSION ) == 0x00 ) |
GregCr | 2:59e108728d71 | 124 | { |
donsez | 10:9184674b5cfd | 125 | sx_debug( ">ERROR : Radio could not be detected!\r\n", NULL ); |
GregCr | 7:c1bbd6c56979 | 126 | wait( 1 ); |
GregCr | 2:59e108728d71 | 127 | } |
GregCr | 7:c1bbd6c56979 | 128 | |
donsez | 10:9184674b5cfd | 129 | sx_debug_if( ( DEBUG_MESSAGE & ( Radio.DetectBoardType( ) == SX1276MB1LAS ) ) , ">INFO Board Type: SX1276MB1LAS\r\n" ); |
donsez | 10:9184674b5cfd | 130 | sx_debug_if( ( DEBUG_MESSAGE & ( Radio.DetectBoardType( ) == SX1276MB1MAS ) ) , ">INFO Board Type: SX1276MB1MAS\r\n" ); |
GregCr | 1:126d70d374f6 | 131 | |
GregCr | 0:1ed39951ab7b | 132 | Radio.SetChannel( RF_FREQUENCY ); |
GregCr | 0:1ed39951ab7b | 133 | |
donsez | 10:9184674b5cfd | 134 | |
GregCr | 0:1ed39951ab7b | 135 | #if USE_MODEM_LORA == 1 |
GregCr | 3:8b9e2a4df4b5 | 136 | |
donsez | 10:9184674b5cfd | 137 | sx_debug_if( LORA_FHSS_ENABLED, ">INFO LORA FHSS Mode\r\n"); |
donsez | 10:9184674b5cfd | 138 | sx_debug_if( !LORA_FHSS_ENABLED, ">INFO LORA Mode\r\n"); |
GregCr | 7:c1bbd6c56979 | 139 | |
donsez | 10:9184674b5cfd | 140 | Modem = MODEM_LORA; |
donsez | 10:9184674b5cfd | 141 | |
donsez | 10:9184674b5cfd | 142 | Radio.SetTxConfig( Modem, TX_OUTPUT_POWER, 0, LORA_BANDWIDTH, |
GregCr | 0:1ed39951ab7b | 143 | LORA_SPREADING_FACTOR, LORA_CODINGRATE, |
GregCr | 0:1ed39951ab7b | 144 | LORA_PREAMBLE_LENGTH, LORA_FIX_LENGTH_PAYLOAD_ON, |
GregCr | 3:8b9e2a4df4b5 | 145 | LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP, |
GregCr | 7:c1bbd6c56979 | 146 | LORA_IQ_INVERSION_ON, 2000000 ); |
GregCr | 0:1ed39951ab7b | 147 | |
donsez | 10:9184674b5cfd | 148 | pc.printf(">INFO TX Parameters freq=%d bw=%d sf=%d cr=%d preamble=%d crc=%d fhss=%d hop=%d iq=%d\r\n", |
donsez | 10:9184674b5cfd | 149 | RF_FREQUENCY, LORA_BANDWIDTH, LORA_SPREADING_FACTOR, LORA_CODINGRATE, |
donsez | 10:9184674b5cfd | 150 | LORA_PREAMBLE_LENGTH, LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP, |
donsez | 10:9184674b5cfd | 151 | LORA_IQ_INVERSION_ON |
donsez | 10:9184674b5cfd | 152 | ); |
donsez | 10:9184674b5cfd | 153 | |
donsez | 10:9184674b5cfd | 154 | Radio.SetRxConfig( Modem, LORA_BANDWIDTH, LORA_SPREADING_FACTOR, |
GregCr | 0:1ed39951ab7b | 155 | LORA_CODINGRATE, 0, LORA_PREAMBLE_LENGTH, |
mluis | 9:e764990e45df | 156 | LORA_SYMBOL_TIMEOUT, LORA_FIX_LENGTH_PAYLOAD_ON, 0, |
GregCr | 3:8b9e2a4df4b5 | 157 | LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP, |
GregCr | 3:8b9e2a4df4b5 | 158 | LORA_IQ_INVERSION_ON, true ); |
GregCr | 0:1ed39951ab7b | 159 | |
donsez | 10:9184674b5cfd | 160 | |
donsez | 10:9184674b5cfd | 161 | pc.printf(">INFO RX Parameters freq=%d bw=%d sf=%d cr=%d preamble=%d crc=%d fhss=%d hop=%d iq=%d\r\n", |
donsez | 10:9184674b5cfd | 162 | RF_FREQUENCY, LORA_BANDWIDTH, LORA_SPREADING_FACTOR, LORA_CODINGRATE, |
donsez | 10:9184674b5cfd | 163 | LORA_PREAMBLE_LENGTH, LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP, |
donsez | 10:9184674b5cfd | 164 | LORA_IQ_INVERSION_ON |
donsez | 10:9184674b5cfd | 165 | ); |
donsez | 10:9184674b5cfd | 166 | |
GregCr | 0:1ed39951ab7b | 167 | #elif USE_MODEM_FSK == 1 |
GregCr | 0:1ed39951ab7b | 168 | |
donsez | 10:9184674b5cfd | 169 | sx_debug(">INFO FSK Mode\r\n"); |
donsez | 10:9184674b5cfd | 170 | |
donsez | 10:9184674b5cfd | 171 | Modem = MODEM_FSK; |
donsez | 10:9184674b5cfd | 172 | |
GregCr | 0:1ed39951ab7b | 173 | Radio.SetTxConfig( MODEM_FSK, TX_OUTPUT_POWER, FSK_FDEV, 0, |
GregCr | 0:1ed39951ab7b | 174 | FSK_DATARATE, 0, |
GregCr | 0:1ed39951ab7b | 175 | FSK_PREAMBLE_LENGTH, FSK_FIX_LENGTH_PAYLOAD_ON, |
GregCr | 7:c1bbd6c56979 | 176 | FSK_CRC_ENABLED, 0, 0, 0, 2000000 ); |
donsez | 10:9184674b5cfd | 177 | |
donsez | 10:9184674b5cfd | 178 | pc.printf(">INFO TX Parameters freq=%d bw=%d sf=%d dr=%d\r\n", |
donsez | 10:9184674b5cfd | 179 | RF_FREQUENCY, FSK_BANDWIDTH, FSK_DATARATE ); |
GregCr | 0:1ed39951ab7b | 180 | |
GregCr | 0:1ed39951ab7b | 181 | Radio.SetRxConfig( MODEM_FSK, FSK_BANDWIDTH, FSK_DATARATE, |
GregCr | 0:1ed39951ab7b | 182 | 0, FSK_AFC_BANDWIDTH, FSK_PREAMBLE_LENGTH, |
mluis | 9:e764990e45df | 183 | 0, FSK_FIX_LENGTH_PAYLOAD_ON, 0, FSK_CRC_ENABLED, |
GregCr | 3:8b9e2a4df4b5 | 184 | 0, 0, false, true ); |
GregCr | 0:1ed39951ab7b | 185 | |
donsez | 10:9184674b5cfd | 186 | pc.printf(">INFO RX Parameters freq=%d bw=%d dr=%d afc_bw=%d preamble=%d crc=%d\r\n", |
donsez | 10:9184674b5cfd | 187 | RF_FREQUENCY, FSK_BANDWIDTH, FSK_DATARATE, FSK_AFC_BANDWIDTH, FSK_PREAMBLE_LENGTH, FSK_CRC_ENABLED ); |
donsez | 10:9184674b5cfd | 188 | |
donsez | 10:9184674b5cfd | 189 | |
GregCr | 0:1ed39951ab7b | 190 | #else |
GregCr | 0:1ed39951ab7b | 191 | |
GregCr | 0:1ed39951ab7b | 192 | #error "Please define a modem in the compiler options." |
GregCr | 0:1ed39951ab7b | 193 | |
GregCr | 0:1ed39951ab7b | 194 | #endif |
donsez | 10:9184674b5cfd | 195 | |
GregCr | 0:1ed39951ab7b | 196 | |
GregCr | 3:8b9e2a4df4b5 | 197 | led = 0; |
donsez | 10:9184674b5cfd | 198 | #if MODE == RX_MODE |
donsez | 10:9184674b5cfd | 199 | sx_debug_if( DEBUG_MESSAGE, ">INFO Starting RX loop\r\n" ); |
donsez | 10:9184674b5cfd | 200 | |
donsez | 10:9184674b5cfd | 201 | // start RX |
GregCr | 0:1ed39951ab7b | 202 | Radio.Rx( RX_TIMEOUT_VALUE ); |
donsez | 10:9184674b5cfd | 203 | State = LOWPOWER; |
GregCr | 0:1ed39951ab7b | 204 | |
donsez | 10:9184674b5cfd | 205 | #elif MODE == TX_MODE |
donsez | 10:9184674b5cfd | 206 | sx_debug_if( DEBUG_MESSAGE, ">INFO Starting TX loop\r\n" ); |
donsez | 10:9184674b5cfd | 207 | State = TX; |
donsez | 10:9184674b5cfd | 208 | |
donsez | 10:9184674b5cfd | 209 | #else |
donsez | 10:9184674b5cfd | 210 | #error "Please define a valid mode (RX_MODE, TX_MODE)." |
donsez | 10:9184674b5cfd | 211 | #endif |
donsez | 10:9184674b5cfd | 212 | |
donsez | 10:9184674b5cfd | 213 | // TODO ECHO_MODE : RX_MODE then TX_MODE |
donsez | 10:9184674b5cfd | 214 | |
GregCr | 0:1ed39951ab7b | 215 | while( 1 ) |
GregCr | 0:1ed39951ab7b | 216 | { |
GregCr | 0:1ed39951ab7b | 217 | switch( State ) |
GregCr | 0:1ed39951ab7b | 218 | { |
GregCr | 0:1ed39951ab7b | 219 | case RX: |
GregCr | 0:1ed39951ab7b | 220 | if( BufferSize > 0 ) |
GregCr | 0:1ed39951ab7b | 221 | { |
donsez | 10:9184674b5cfd | 222 | led = !led; // Invert LED |
donsez | 10:9184674b5cfd | 223 | |
donsez | 10:9184674b5cfd | 224 | |
donsez | 10:9184674b5cfd | 225 | // TODO ADD tmst | number | Internal timestamp of "RX finished" event (32b unsigned) |
donsez | 10:9184674b5cfd | 226 | |
donsez | 10:9184674b5cfd | 227 | pc.printf(">INFO RX modem=%d size=%d rssi=%d snr=%d freq=%d bw=%d sf=%d cr=%d buffer=", |
donsez | 10:9184674b5cfd | 228 | Modem, BufferSize, RssiValue, SnrValue, RF_FREQUENCY, LORA_BANDWIDTH, LORA_SPREADING_FACTOR, LORA_CODINGRATE ); |
donsez | 10:9184674b5cfd | 229 | hexprintf(&pc, Buffer, BufferSize); |
donsez | 10:9184674b5cfd | 230 | pc.printf("\r\n"); |
donsez | 10:9184674b5cfd | 231 | |
donsez | 10:9184674b5cfd | 232 | pc.printf("RX;%d;%d;%d;%d;%d;%d;%d;%d;", |
donsez | 10:9184674b5cfd | 233 | Modem, BufferSize, RssiValue, SnrValue, RF_FREQUENCY, LORA_BANDWIDTH, LORA_SPREADING_FACTOR, LORA_CODINGRATE ); |
donsez | 10:9184674b5cfd | 234 | hexprintf(&pc, Buffer, BufferSize); |
donsez | 10:9184674b5cfd | 235 | pc.printf("\r\n"); |
donsez | 10:9184674b5cfd | 236 | // wait_ms( 10 ); |
donsez | 10:9184674b5cfd | 237 | Radio.Rx( RX_TIMEOUT_VALUE ); |
GregCr | 0:1ed39951ab7b | 238 | } |
donsez | 10:9184674b5cfd | 239 | |
GregCr | 0:1ed39951ab7b | 240 | State = LOWPOWER; |
GregCr | 0:1ed39951ab7b | 241 | break; |
GregCr | 0:1ed39951ab7b | 242 | case RX_TIMEOUT: |
donsez | 10:9184674b5cfd | 243 | Radio.Rx( RX_TIMEOUT_VALUE ); |
GregCr | 0:1ed39951ab7b | 244 | State = LOWPOWER; |
GregCr | 0:1ed39951ab7b | 245 | break; |
GregCr | 0:1ed39951ab7b | 246 | case RX_ERROR: |
donsez | 10:9184674b5cfd | 247 | // We have received a Packet with a CRC error |
donsez | 10:9184674b5cfd | 248 | pc.printf(">INFO RX_ERROR size=%d\r\n", BufferSize); |
donsez | 10:9184674b5cfd | 249 | pc.printf("RX_ERROR;%d\r\n", BufferSize); |
donsez | 10:9184674b5cfd | 250 | Radio.Rx( RX_TIMEOUT_VALUE ); |
GregCr | 0:1ed39951ab7b | 251 | State = LOWPOWER; |
GregCr | 0:1ed39951ab7b | 252 | break; |
GregCr | 0:1ed39951ab7b | 253 | case TX_TIMEOUT: |
donsez | 10:9184674b5cfd | 254 | pc.printf(">TX: TIMEOUT\r\n"); |
donsez | 10:9184674b5cfd | 255 | case TX: |
donsez | 10:9184674b5cfd | 256 | int timeOnAirInMilli = Radio.TimeOnAir(Modem,BufferSize)/1000; |
donsez | 10:9184674b5cfd | 257 | if(DELAY_NEXT_TX_IN_MILLISEC!=0) { |
donsez | 10:9184674b5cfd | 258 | pc.printf(">INFO: wait %.4f sec before TX\r\n", DELAY_NEXT_TX_IN_MILLISEC/1000.0); |
donsez | 10:9184674b5cfd | 259 | wait_ms( DELAY_NEXT_TX_IN_MILLISEC ); |
donsez | 10:9184674b5cfd | 260 | } |
donsez | 10:9184674b5cfd | 261 | led = !led; // Invert LED |
donsez | 10:9184674b5cfd | 262 | memcpy(( char* )Buffer, ( char* ) Msg, BufferSize); |
donsez | 10:9184674b5cfd | 263 | ++SeqNum; |
donsez | 10:9184674b5cfd | 264 | /* refresh counters in payload (big endian, for readability) */ |
donsez | 10:9184674b5cfd | 265 | Buffer[4] = (uint8_t)(SeqNum >> 8); /* MSB */ |
donsez | 10:9184674b5cfd | 266 | Buffer[5] = (uint8_t)(SeqNum & 0x00FF); /* LSB */ |
donsez | 10:9184674b5cfd | 267 | Buffer[6] = (uint8_t)(NodeSrcAddr >> 8); /* MSB */ |
donsez | 10:9184674b5cfd | 268 | Buffer[7] = (uint8_t)(NodeSrcAddr & 0x00FF); /* LSB */ |
donsez | 10:9184674b5cfd | 269 | |
donsez | 10:9184674b5cfd | 270 | /* send packet */ |
donsez | 10:9184674b5cfd | 271 | pc.printf(">TX: src=%4x seqnum=%u size=%d timeOnAir=%.4f\r\n", NodeSrcAddr, SeqNum, BufferSize, timeOnAirInMilli/1000.0); |
donsez | 10:9184674b5cfd | 272 | wait_ms( 10 ); |
donsez | 10:9184674b5cfd | 273 | Radio.Send( Buffer, BufferSize ); |
GregCr | 0:1ed39951ab7b | 274 | State = LOWPOWER; |
donsez | 10:9184674b5cfd | 275 | break; |
GregCr | 0:1ed39951ab7b | 276 | case LOWPOWER: |
GregCr | 0:1ed39951ab7b | 277 | break; |
GregCr | 0:1ed39951ab7b | 278 | default: |
GregCr | 0:1ed39951ab7b | 279 | State = LOWPOWER; |
GregCr | 0:1ed39951ab7b | 280 | break; |
GregCr | 0:1ed39951ab7b | 281 | } |
GregCr | 0:1ed39951ab7b | 282 | } |
GregCr | 0:1ed39951ab7b | 283 | } |
GregCr | 0:1ed39951ab7b | 284 | |
GregCr | 0:1ed39951ab7b | 285 | void OnTxDone( void ) |
GregCr | 0:1ed39951ab7b | 286 | { |
GregCr | 5:f2431c4fe3bb | 287 | Radio.Sleep( ); |
GregCr | 0:1ed39951ab7b | 288 | State = TX; |
donsez | 10:9184674b5cfd | 289 | sx_debug_if( DEBUG_MESSAGE, ">INFO OnTxDone\r\n" ); |
GregCr | 0:1ed39951ab7b | 290 | } |
GregCr | 0:1ed39951ab7b | 291 | |
GregCr | 4:5ece30264cd9 | 292 | void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr) |
GregCr | 0:1ed39951ab7b | 293 | { |
GregCr | 0:1ed39951ab7b | 294 | Radio.Sleep( ); |
GregCr | 0:1ed39951ab7b | 295 | BufferSize = size; |
GregCr | 0:1ed39951ab7b | 296 | memcpy( Buffer, payload, BufferSize ); |
GregCr | 0:1ed39951ab7b | 297 | RssiValue = rssi; |
GregCr | 0:1ed39951ab7b | 298 | SnrValue = snr; |
GregCr | 0:1ed39951ab7b | 299 | State = RX; |
donsez | 10:9184674b5cfd | 300 | sx_debug_if( DEBUG_MESSAGE, ">INFO OnRxDone\r\n" ); |
GregCr | 0:1ed39951ab7b | 301 | } |
GregCr | 0:1ed39951ab7b | 302 | |
GregCr | 0:1ed39951ab7b | 303 | void OnTxTimeout( void ) |
GregCr | 0:1ed39951ab7b | 304 | { |
GregCr | 0:1ed39951ab7b | 305 | Radio.Sleep( ); |
GregCr | 0:1ed39951ab7b | 306 | State = TX_TIMEOUT; |
donsez | 10:9184674b5cfd | 307 | sx_debug_if( DEBUG_MESSAGE, ">INFO OnTxTimeout\r\n" ); |
GregCr | 0:1ed39951ab7b | 308 | } |
GregCr | 0:1ed39951ab7b | 309 | |
GregCr | 0:1ed39951ab7b | 310 | void OnRxTimeout( void ) |
GregCr | 0:1ed39951ab7b | 311 | { |
GregCr | 0:1ed39951ab7b | 312 | Radio.Sleep( ); |
GregCr | 1:126d70d374f6 | 313 | Buffer[ BufferSize ] = 0; |
GregCr | 0:1ed39951ab7b | 314 | State = RX_TIMEOUT; |
donsez | 10:9184674b5cfd | 315 | sx_debug_if( DEBUG_MESSAGE, ">INFO OnRxTimeout\r\n" ); |
GregCr | 0:1ed39951ab7b | 316 | } |
GregCr | 0:1ed39951ab7b | 317 | |
GregCr | 0:1ed39951ab7b | 318 | void OnRxError( void ) |
GregCr | 0:1ed39951ab7b | 319 | { |
GregCr | 0:1ed39951ab7b | 320 | Radio.Sleep( ); |
GregCr | 0:1ed39951ab7b | 321 | State = RX_ERROR; |
donsez | 10:9184674b5cfd | 322 | sx_debug_if( DEBUG_MESSAGE, ">INFO OnRxError\r\n" ); |
GregCr | 0:1ed39951ab7b | 323 | } |
GregCr | 3:8b9e2a4df4b5 | 324 | |
donsez | 10:9184674b5cfd | 325 | /*! |
donsez | 10:9184674b5cfd | 326 | * @brief Function executed on Radio Fhss Change Channel event |
donsez | 10:9184674b5cfd | 327 | */ |
donsez | 10:9184674b5cfd | 328 | void OnFhssChangeChannel( uint8_t channelIndex ) |
donsez | 10:9184674b5cfd | 329 | { |
donsez | 10:9184674b5cfd | 330 | sx_debug_if( DEBUG_MESSAGE, ">INFO OnFhssChangeChannel\r\n" ); |
donsez | 10:9184674b5cfd | 331 | } |
donsez | 10:9184674b5cfd | 332 | |
donsez | 10:9184674b5cfd | 333 | /*! |
donsez | 10:9184674b5cfd | 334 | * @brief Function executed on CAD Done event |
donsez | 10:9184674b5cfd | 335 | */ |
donsez | 10:9184674b5cfd | 336 | void OnCadDone( void ) |
donsez | 10:9184674b5cfd | 337 | { |
donsez | 10:9184674b5cfd | 338 | State = TX; |
donsez | 10:9184674b5cfd | 339 | sx_debug_if( DEBUG_MESSAGE, ">INFO OnCadDone\r\n" ); |
donsez | 10:9184674b5cfd | 340 | } |