nimita naik
/
SX1262PingPong
ping pong with modifiable parameters
main.cpp@6:e155f7cceb5b, 2019-06-21 (annotated)
- Committer:
- nimita23
- Date:
- Fri Jun 21 19:08:11 2019 +0000
- Revision:
- 6:e155f7cceb5b
- Parent:
- 5:dc53029f4c02
- Child:
- 7:df2f595fda33
all values changeable;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
GregCr | 1:22e02d1cfbca | 1 | #include "mbed.h" |
GregCr | 1:22e02d1cfbca | 2 | #include "radio.h" |
nimita23 | 2:2bedac9faed3 | 3 | #include "sx126x-hal.h" |
GregCr | 1:22e02d1cfbca | 4 | |
nimita23 | 4:99bfe3b61a6a | 5 | #define buffer_size 256 // incoming buffer size |
nimita23 | 4:99bfe3b61a6a | 6 | #define buffer_fill buffer_size+1 // number, when buffer is ready |
nimita23 | 6:e155f7cceb5b | 7 | #define BUFFER_SIZE 16 // payload size |
nimita23 | 6:e155f7cceb5b | 8 | #define PINGPONGSIZE 4 // size of token defining message type in the payload |
nimita23 | 6:e155f7cceb5b | 9 | #define TX_TIMEOUT_VALUE 0xFFFF // ms |
nimita23 | 6:e155f7cceb5b | 10 | #define RX_TIMEOUT_VALUE 0xFFFF // ms |
nimita23 | 4:99bfe3b61a6a | 11 | |
nimita23 | 6:e155f7cceb5b | 12 | typedef enum //states of the application |
GregCr | 1:22e02d1cfbca | 13 | { |
GregCr | 1:22e02d1cfbca | 14 | APP_LOWPOWER, |
GregCr | 1:22e02d1cfbca | 15 | APP_RX, |
GregCr | 1:22e02d1cfbca | 16 | APP_RX_TIMEOUT, |
GregCr | 1:22e02d1cfbca | 17 | APP_RX_ERROR, |
GregCr | 1:22e02d1cfbca | 18 | APP_TX, |
GregCr | 1:22e02d1cfbca | 19 | APP_TX_TIMEOUT, |
GregCr | 1:22e02d1cfbca | 20 | }AppStates_t; |
GregCr | 1:22e02d1cfbca | 21 | |
GregCr | 1:22e02d1cfbca | 22 | const uint8_t PingMsg[] = "PING"; |
GregCr | 1:22e02d1cfbca | 23 | const uint8_t PongMsg[] = "PONG"; |
GregCr | 1:22e02d1cfbca | 24 | |
nimita23 | 6:e155f7cceb5b | 25 | long unsigned RF_FREQUENCY = 350000000; // Hz |
nimita23 | 6:e155f7cceb5b | 26 | RadioLoRaSpreadingFactors_t spreading_factor = LORA_SF7; |
nimita23 | 6:e155f7cceb5b | 27 | RadioLoRaBandwidths_t bandwidth = LORA_BW_500; |
nimita23 | 6:e155f7cceb5b | 28 | int TX_OUTPUT_POWER = 10; //The range of the output power is [-18..+13] dBm |
nimita23 | 6:e155f7cceb5b | 29 | bool isMaster = true; |
nimita23 | 6:e155f7cceb5b | 30 | |
nimita23 | 6:e155f7cceb5b | 31 | Serial s( USBTX, USBRX ); // serial object for AT commands |
nimita23 | 6:e155f7cceb5b | 32 | char serial_buffer[buffer_size]; // buffer to save incoming data |
nimita23 | 6:e155f7cceb5b | 33 | int serial_buffer_index = 0; // index array for buffer |
nimita23 | 6:e155f7cceb5b | 34 | bool serial_end_line = false; // searching for end line |
GregCr | 1:22e02d1cfbca | 35 | |
GregCr | 1:22e02d1cfbca | 36 | uint8_t BufferSize = BUFFER_SIZE; |
nimita23 | 6:e155f7cceb5b | 37 | uint8_t Buffer[BUFFER_SIZE]; |
GregCr | 1:22e02d1cfbca | 38 | |
nimita23 | 6:e155f7cceb5b | 39 | uint16_t RxIrqMask = IRQ_RX_DONE | IRQ_CRC_ERROR | IRQ_RX_TX_TIMEOUT; |
nimita23 | 6:e155f7cceb5b | 40 | uint16_t TxIrqMask = IRQ_TX_DONE | IRQ_RX_TX_TIMEOUT; |
nimita23 | 6:e155f7cceb5b | 41 | |
nimita23 | 6:e155f7cceb5b | 42 | PacketParams_t PacketParams; |
nimita23 | 6:e155f7cceb5b | 43 | PacketStatus_t PacketStatus; |
nimita23 | 6:e155f7cceb5b | 44 | |
nimita23 | 6:e155f7cceb5b | 45 | ModulationParams_t modulationParams; |
GregCr | 1:22e02d1cfbca | 46 | |
GregCr | 1:22e02d1cfbca | 47 | /*! |
GregCr | 1:22e02d1cfbca | 48 | * \brief The State of the application |
GregCr | 1:22e02d1cfbca | 49 | */ |
GregCr | 1:22e02d1cfbca | 50 | AppStates_t AppState = APP_LOWPOWER; |
nimita23 | 4:99bfe3b61a6a | 51 | void OnTxDone( void ); |
nimita23 | 4:99bfe3b61a6a | 52 | void OnRxDone( void ); |
GregCr | 1:22e02d1cfbca | 53 | void OnTxTimeout( void ); |
GregCr | 1:22e02d1cfbca | 54 | void OnRxTimeout( void ); |
GregCr | 1:22e02d1cfbca | 55 | void OnRxError( IrqErrorCode_t ); |
nimita23 | 4:99bfe3b61a6a | 56 | void parser(); |
nimita23 | 6:e155f7cceb5b | 57 | void LoRa_init(); |
GregCr | 1:22e02d1cfbca | 58 | |
nimita23 | 2:2bedac9faed3 | 59 | |
nimita23 | 4:99bfe3b61a6a | 60 | RadioCallbacks_t callbacks = { |
GregCr | 1:22e02d1cfbca | 61 | &OnTxDone, // txDone |
GregCr | 1:22e02d1cfbca | 62 | &OnRxDone, // rxDone |
nimita23 | 2:2bedac9faed3 | 63 | NULL, // rxPreambleDetect |
nimita23 | 2:2bedac9faed3 | 64 | NULL, // rxSyncWordDone |
nimita23 | 2:2bedac9faed3 | 65 | NULL, // rxHeaderDone |
GregCr | 1:22e02d1cfbca | 66 | &OnTxTimeout, // txTimeout |
GregCr | 1:22e02d1cfbca | 67 | &OnRxTimeout, // rxTimeout |
GregCr | 1:22e02d1cfbca | 68 | &OnRxError, // rxError |
nimita23 | 2:2bedac9faed3 | 69 | NULL, // cadDone |
GregCr | 1:22e02d1cfbca | 70 | }; |
GregCr | 1:22e02d1cfbca | 71 | |
GregCr | 1:22e02d1cfbca | 72 | // mosi, miso, sclk, nss, busy, dio1, dio2, dio3, rst, callbacks... |
nimita23 | 2:2bedac9faed3 | 73 | |
nimita23 | 2:2bedac9faed3 | 74 | SX126xHal Radio( D11, D12, D13, D7, D3, D5, NC, NC, A0, A1, A2, D8, &callbacks ); |
GregCr | 1:22e02d1cfbca | 75 | |
GregCr | 1:22e02d1cfbca | 76 | DigitalOut ANT_SW( A3 ); |
GregCr | 1:22e02d1cfbca | 77 | DigitalOut TxLed( A4 ); |
GregCr | 1:22e02d1cfbca | 78 | DigitalOut RxLed( A5 ); |
GregCr | 1:22e02d1cfbca | 79 | |
GregCr | 1:22e02d1cfbca | 80 | /*! |
GregCr | 1:22e02d1cfbca | 81 | * \brief Define IO for Unused Pin |
GregCr | 1:22e02d1cfbca | 82 | */ |
GregCr | 1:22e02d1cfbca | 83 | DigitalOut F_CS( D6 ); // MBED description of pin |
GregCr | 1:22e02d1cfbca | 84 | DigitalOut SD_CS( D8 ); // MBED description of pin |
GregCr | 1:22e02d1cfbca | 85 | |
nimita23 | 4:99bfe3b61a6a | 86 | |
nimita23 | 4:99bfe3b61a6a | 87 | void serialRx() |
nimita23 | 4:99bfe3b61a6a | 88 | { |
nimita23 | 4:99bfe3b61a6a | 89 | int j; |
nimita23 | 4:99bfe3b61a6a | 90 | while(s.readable()) { |
nimita23 | 4:99bfe3b61a6a | 91 | char character=s.getc(); |
nimita23 | 4:99bfe3b61a6a | 92 | if(( (int)character==10 || (int)character==13) && serial_end_line) { |
nimita23 | 4:99bfe3b61a6a | 93 | serial_end_line=true; |
nimita23 | 4:99bfe3b61a6a | 94 | continue; |
nimita23 | 4:99bfe3b61a6a | 95 | } else { |
nimita23 | 4:99bfe3b61a6a | 96 | serial_end_line=false; |
nimita23 | 4:99bfe3b61a6a | 97 | } |
nimita23 | 4:99bfe3b61a6a | 98 | if(serial_buffer_index != buffer_fill) { |
nimita23 | 4:99bfe3b61a6a | 99 | serial_buffer[serial_buffer_index++] = character; |
nimita23 | 4:99bfe3b61a6a | 100 | if(serial_buffer_index == buffer_size) { |
nimita23 | 4:99bfe3b61a6a | 101 | serial_buffer[buffer_size-1] = '\0'; |
nimita23 | 4:99bfe3b61a6a | 102 | serial_buffer_index=buffer_fill; |
nimita23 | 4:99bfe3b61a6a | 103 | continue; |
nimita23 | 4:99bfe3b61a6a | 104 | } |
nimita23 | 4:99bfe3b61a6a | 105 | if(character == 13 || character == 10) { |
nimita23 | 4:99bfe3b61a6a | 106 | serial_buffer[serial_buffer_index-1] = '\0'; |
nimita23 | 4:99bfe3b61a6a | 107 | serial_buffer_index = buffer_fill; |
nimita23 | 4:99bfe3b61a6a | 108 | serial_end_line = true; |
nimita23 | 4:99bfe3b61a6a | 109 | } |
nimita23 | 4:99bfe3b61a6a | 110 | } |
nimita23 | 4:99bfe3b61a6a | 111 | } |
nimita23 | 4:99bfe3b61a6a | 112 | if(serial_buffer_index==buffer_fill && serial_end_line != true) { |
nimita23 | 4:99bfe3b61a6a | 113 | printf("Input too long to be parsed\n\r"); |
nimita23 | 4:99bfe3b61a6a | 114 | serial_buffer_index = 0; |
nimita23 | 4:99bfe3b61a6a | 115 | } |
nimita23 | 4:99bfe3b61a6a | 116 | else if(serial_end_line == true) { |
nimita23 | 4:99bfe3b61a6a | 117 | serial_buffer_index = 0; |
nimita23 | 4:99bfe3b61a6a | 118 | if(sscanf (serial_buffer,"%d",&j)) { // sscanf for searching integer |
nimita23 | 4:99bfe3b61a6a | 119 | printf("From PC:%d.\n\r" ,j); // write to serial incoming integer |
nimita23 | 4:99bfe3b61a6a | 120 | } |
nimita23 | 4:99bfe3b61a6a | 121 | parser(); |
nimita23 | 4:99bfe3b61a6a | 122 | } |
nimita23 | 4:99bfe3b61a6a | 123 | |
nimita23 | 4:99bfe3b61a6a | 124 | } |
nimita23 | 4:99bfe3b61a6a | 125 | |
GregCr | 1:22e02d1cfbca | 126 | /*! |
GregCr | 1:22e02d1cfbca | 127 | * \brief Specify serial datarate for UART debug output |
GregCr | 1:22e02d1cfbca | 128 | */ |
GregCr | 1:22e02d1cfbca | 129 | void baud( int baudrate ) |
nimita23 | 4:99bfe3b61a6a | 130 | { |
nimita23 | 4:99bfe3b61a6a | 131 | s.baud(baudrate); |
nimita23 | 4:99bfe3b61a6a | 132 | s.attach(&serialRx,Serial::RxIrq); |
GregCr | 1:22e02d1cfbca | 133 | } |
GregCr | 1:22e02d1cfbca | 134 | |
nimita23 | 4:99bfe3b61a6a | 135 | void LoRa_init() { |
GregCr | 1:22e02d1cfbca | 136 | modulationParams.PacketType = PACKET_TYPE_LORA; |
nimita23 | 5:dc53029f4c02 | 137 | modulationParams.Params.LoRa.SpreadingFactor = spreading_factor; |
nimita23 | 5:dc53029f4c02 | 138 | modulationParams.Params.LoRa.Bandwidth = bandwidth; |
GregCr | 1:22e02d1cfbca | 139 | modulationParams.Params.LoRa.CodingRate = LORA_CR_4_5; |
GregCr | 1:22e02d1cfbca | 140 | |
GregCr | 1:22e02d1cfbca | 141 | PacketParams.PacketType = PACKET_TYPE_LORA; |
GregCr | 1:22e02d1cfbca | 142 | PacketParams.Params.LoRa.PreambleLength = 0x08; |
GregCr | 1:22e02d1cfbca | 143 | PacketParams.Params.LoRa.HeaderType = LORA_PACKET_VARIABLE_LENGTH; |
GregCr | 1:22e02d1cfbca | 144 | PacketParams.Params.LoRa.PayloadLength = 15; |
GregCr | 1:22e02d1cfbca | 145 | PacketParams.Params.LoRa.CrcMode = LORA_CRC_ON; |
GregCr | 1:22e02d1cfbca | 146 | PacketParams.Params.LoRa.InvertIQ = LORA_IQ_INVERTED; |
GregCr | 1:22e02d1cfbca | 147 | |
nimita23 | 2:2bedac9faed3 | 148 | |
GregCr | 1:22e02d1cfbca | 149 | |
GregCr | 1:22e02d1cfbca | 150 | Radio.SetStandby( STDBY_RC ); |
GregCr | 1:22e02d1cfbca | 151 | Radio.SetPacketType( modulationParams.PacketType ); |
GregCr | 1:22e02d1cfbca | 152 | Radio.SetModulationParams( &modulationParams ); |
GregCr | 1:22e02d1cfbca | 153 | Radio.SetPacketParams( &PacketParams ); |
GregCr | 1:22e02d1cfbca | 154 | |
GregCr | 1:22e02d1cfbca | 155 | Radio.SetRfFrequency( RF_FREQUENCY ); |
GregCr | 1:22e02d1cfbca | 156 | Radio.SetBufferBaseAddresses( 0x00, 0x00 ); |
GregCr | 1:22e02d1cfbca | 157 | Radio.SetTxParams( TX_OUTPUT_POWER, RADIO_RAMP_20_US ); |
GregCr | 1:22e02d1cfbca | 158 | |
GregCr | 1:22e02d1cfbca | 159 | RxLed = 0; |
GregCr | 1:22e02d1cfbca | 160 | TxLed = 0; |
GregCr | 1:22e02d1cfbca | 161 | |
GregCr | 1:22e02d1cfbca | 162 | Radio.SetDioIrqParams( RxIrqMask, RxIrqMask, IRQ_RADIO_NONE, IRQ_RADIO_NONE ); |
nimita23 | 3:c704345b0c9f | 163 | Radio.SetRx( RX_TIMEOUT_VALUE ); |
GregCr | 1:22e02d1cfbca | 164 | AppState = APP_LOWPOWER; |
nimita23 | 6:e155f7cceb5b | 165 | isMaster = true; |
nimita23 | 2:2bedac9faed3 | 166 | |
nimita23 | 2:2bedac9faed3 | 167 | Radio.ProcessIrqs( ); |
nimita23 | 4:99bfe3b61a6a | 168 | } |
nimita23 | 4:99bfe3b61a6a | 169 | |
nimita23 | 4:99bfe3b61a6a | 170 | int main( ) |
nimita23 | 4:99bfe3b61a6a | 171 | { |
nimita23 | 4:99bfe3b61a6a | 172 | baud( 115200 ); |
nimita23 | 4:99bfe3b61a6a | 173 | |
nimita23 | 4:99bfe3b61a6a | 174 | F_CS = 1; |
nimita23 | 4:99bfe3b61a6a | 175 | SD_CS = 1; |
nimita23 | 4:99bfe3b61a6a | 176 | RxLed = 1; |
nimita23 | 4:99bfe3b61a6a | 177 | TxLed = 1; |
nimita23 | 4:99bfe3b61a6a | 178 | ANT_SW = 1; |
nimita23 | 4:99bfe3b61a6a | 179 | |
nimita23 | 4:99bfe3b61a6a | 180 | wait_ms( 500 ); // wait for on board DC/DC start-up time |
nimita23 | 4:99bfe3b61a6a | 181 | |
nimita23 | 4:99bfe3b61a6a | 182 | Radio.Init( ); |
nimita23 | 4:99bfe3b61a6a | 183 | Radio.SetRegulatorMode( USE_DCDC ); // Can also be set in LDO mode but consume more power |
nimita23 | 4:99bfe3b61a6a | 184 | |
nimita23 | 4:99bfe3b61a6a | 185 | memset( &Buffer, 0x00, BufferSize ); |
nimita23 | 4:99bfe3b61a6a | 186 | |
nimita23 | 4:99bfe3b61a6a | 187 | printf( "\n\n\r SX1262 Whitespace Ping Pong Application \n\n\r"); |
nimita23 | 4:99bfe3b61a6a | 188 | |
nimita23 | 4:99bfe3b61a6a | 189 | LoRa_init(); |
nimita23 | 4:99bfe3b61a6a | 190 | printf( "\nPing Pong running in LORA mode\n\r"); |
nimita23 | 4:99bfe3b61a6a | 191 | |
GregCr | 1:22e02d1cfbca | 192 | |
GregCr | 1:22e02d1cfbca | 193 | while( 1 ) |
GregCr | 1:22e02d1cfbca | 194 | { |
nimita23 | 2:2bedac9faed3 | 195 | Radio.ProcessIrqs( ); |
GregCr | 1:22e02d1cfbca | 196 | switch( AppState ) |
GregCr | 1:22e02d1cfbca | 197 | { |
GregCr | 1:22e02d1cfbca | 198 | case APP_RX: |
GregCr | 1:22e02d1cfbca | 199 | AppState = APP_LOWPOWER; |
GregCr | 1:22e02d1cfbca | 200 | RxLed = !RxLed; |
GregCr | 1:22e02d1cfbca | 201 | Radio.GetPayload( Buffer, &BufferSize, BUFFER_SIZE ); |
nimita23 | 2:2bedac9faed3 | 202 | printf("\n%s\n", Buffer); |
GregCr | 1:22e02d1cfbca | 203 | if( isMaster == true ) |
GregCr | 1:22e02d1cfbca | 204 | { |
GregCr | 1:22e02d1cfbca | 205 | if( BufferSize > 0 ) |
GregCr | 1:22e02d1cfbca | 206 | { |
GregCr | 1:22e02d1cfbca | 207 | if( strncmp( ( const char* )Buffer, ( const char* )PongMsg, PINGPONGSIZE ) == 0 ) |
GregCr | 1:22e02d1cfbca | 208 | { |
GregCr | 1:22e02d1cfbca | 209 | printf( "...Pong\r\n" ); |
GregCr | 1:22e02d1cfbca | 210 | memcpy( Buffer, PingMsg, PINGPONGSIZE ); |
GregCr | 1:22e02d1cfbca | 211 | Radio.SetDioIrqParams( TxIrqMask, TxIrqMask, IRQ_RADIO_NONE, IRQ_RADIO_NONE ); |
nimita23 | 3:c704345b0c9f | 212 | Radio.SendPayload( Buffer, BufferSize, (TX_TIMEOUT_VALUE)); |
GregCr | 1:22e02d1cfbca | 213 | } |
GregCr | 1:22e02d1cfbca | 214 | else if( strncmp( ( const char* )Buffer, ( const char* )PingMsg, PINGPONGSIZE ) == 0 ) |
GregCr | 1:22e02d1cfbca | 215 | { |
GregCr | 1:22e02d1cfbca | 216 | // A master already exists then become a slave |
GregCr | 1:22e02d1cfbca | 217 | printf( "...Ping\r\n" ); |
GregCr | 1:22e02d1cfbca | 218 | isMaster = false; |
GregCr | 1:22e02d1cfbca | 219 | memcpy( Buffer, PongMsg, PINGPONGSIZE ); |
GregCr | 1:22e02d1cfbca | 220 | Radio.SetDioIrqParams( TxIrqMask, TxIrqMask, IRQ_RADIO_NONE, IRQ_RADIO_NONE ); |
nimita23 | 3:c704345b0c9f | 221 | Radio.SendPayload( Buffer, BufferSize, TX_TIMEOUT_VALUE ); |
GregCr | 1:22e02d1cfbca | 222 | } |
GregCr | 1:22e02d1cfbca | 223 | else // valid reception but neither a PING or a PONG message |
GregCr | 1:22e02d1cfbca | 224 | { // Set device as master ans start again |
GregCr | 1:22e02d1cfbca | 225 | isMaster = true; |
GregCr | 1:22e02d1cfbca | 226 | Radio.SetDioIrqParams( RxIrqMask, RxIrqMask, IRQ_RADIO_NONE, IRQ_RADIO_NONE ); |
nimita23 | 3:c704345b0c9f | 227 | Radio.SetRx(RX_TIMEOUT_VALUE ); |
GregCr | 1:22e02d1cfbca | 228 | } |
GregCr | 1:22e02d1cfbca | 229 | } |
GregCr | 1:22e02d1cfbca | 230 | } |
GregCr | 1:22e02d1cfbca | 231 | else |
GregCr | 1:22e02d1cfbca | 232 | { |
GregCr | 1:22e02d1cfbca | 233 | if( BufferSize > 0 ) |
GregCr | 1:22e02d1cfbca | 234 | { |
GregCr | 1:22e02d1cfbca | 235 | if( strncmp( ( const char* )Buffer, ( const char* )PingMsg, PINGPONGSIZE ) == 0 ) |
GregCr | 1:22e02d1cfbca | 236 | { |
GregCr | 1:22e02d1cfbca | 237 | printf( "...Ping\r\n" ); |
GregCr | 1:22e02d1cfbca | 238 | memcpy( Buffer, PongMsg, 4 ); |
GregCr | 1:22e02d1cfbca | 239 | Radio.SetDioIrqParams( TxIrqMask, TxIrqMask, IRQ_RADIO_NONE, IRQ_RADIO_NONE ); |
nimita23 | 3:c704345b0c9f | 240 | Radio.SendPayload( Buffer, BufferSize, TX_TIMEOUT_VALUE ); |
GregCr | 1:22e02d1cfbca | 241 | } |
GregCr | 1:22e02d1cfbca | 242 | else // valid reception but not a PING as expected |
GregCr | 1:22e02d1cfbca | 243 | { |
GregCr | 1:22e02d1cfbca | 244 | isMaster = true; |
GregCr | 1:22e02d1cfbca | 245 | Radio.SetDioIrqParams( RxIrqMask, RxIrqMask, IRQ_RADIO_NONE, IRQ_RADIO_NONE ); |
nimita23 | 3:c704345b0c9f | 246 | Radio.SetRx(RX_TIMEOUT_VALUE); |
GregCr | 1:22e02d1cfbca | 247 | } |
GregCr | 1:22e02d1cfbca | 248 | } |
GregCr | 1:22e02d1cfbca | 249 | } |
GregCr | 1:22e02d1cfbca | 250 | break; |
GregCr | 1:22e02d1cfbca | 251 | |
GregCr | 1:22e02d1cfbca | 252 | case APP_TX: |
GregCr | 1:22e02d1cfbca | 253 | AppState = APP_LOWPOWER; |
GregCr | 1:22e02d1cfbca | 254 | TxLed = !TxLed; |
GregCr | 1:22e02d1cfbca | 255 | if( isMaster == true ) |
GregCr | 1:22e02d1cfbca | 256 | { |
GregCr | 1:22e02d1cfbca | 257 | printf( "Ping...\r\n" ); |
GregCr | 1:22e02d1cfbca | 258 | } |
GregCr | 1:22e02d1cfbca | 259 | else |
GregCr | 1:22e02d1cfbca | 260 | { |
GregCr | 1:22e02d1cfbca | 261 | printf( "Pong...\r\n" ); |
GregCr | 1:22e02d1cfbca | 262 | } |
GregCr | 1:22e02d1cfbca | 263 | Radio.SetDioIrqParams( RxIrqMask, RxIrqMask, IRQ_RADIO_NONE, IRQ_RADIO_NONE ); |
nimita23 | 3:c704345b0c9f | 264 | Radio.SetRx(RX_TIMEOUT_VALUE ); |
GregCr | 1:22e02d1cfbca | 265 | break; |
GregCr | 1:22e02d1cfbca | 266 | |
GregCr | 1:22e02d1cfbca | 267 | case APP_RX_TIMEOUT: |
GregCr | 1:22e02d1cfbca | 268 | AppState = APP_LOWPOWER; |
GregCr | 1:22e02d1cfbca | 269 | if( isMaster == true ) |
GregCr | 1:22e02d1cfbca | 270 | { |
GregCr | 1:22e02d1cfbca | 271 | // Send the next PING frame |
GregCr | 1:22e02d1cfbca | 272 | memcpy( Buffer, PingMsg, PINGPONGSIZE ); |
GregCr | 1:22e02d1cfbca | 273 | Radio.SetDioIrqParams( TxIrqMask, TxIrqMask, IRQ_RADIO_NONE, IRQ_RADIO_NONE ); |
nimita23 | 3:c704345b0c9f | 274 | Radio.SendPayload( Buffer, BufferSize, TX_TIMEOUT_VALUE ); |
GregCr | 1:22e02d1cfbca | 275 | } |
GregCr | 1:22e02d1cfbca | 276 | else |
GregCr | 1:22e02d1cfbca | 277 | { |
GregCr | 1:22e02d1cfbca | 278 | Radio.SetDioIrqParams( RxIrqMask, RxIrqMask, IRQ_RADIO_NONE, IRQ_RADIO_NONE ); |
nimita23 | 3:c704345b0c9f | 279 | Radio.SetRx( RX_TIMEOUT_VALUE ); |
GregCr | 1:22e02d1cfbca | 280 | } |
GregCr | 1:22e02d1cfbca | 281 | break; |
GregCr | 1:22e02d1cfbca | 282 | |
GregCr | 1:22e02d1cfbca | 283 | case APP_RX_ERROR: |
GregCr | 1:22e02d1cfbca | 284 | AppState = APP_LOWPOWER; |
GregCr | 1:22e02d1cfbca | 285 | // We have received a Packet with a CRC error, send reply as if packet was correct |
GregCr | 1:22e02d1cfbca | 286 | if( isMaster == true ) |
GregCr | 1:22e02d1cfbca | 287 | { |
GregCr | 1:22e02d1cfbca | 288 | // Send the next PING frame |
GregCr | 1:22e02d1cfbca | 289 | memcpy( Buffer, PingMsg, PINGPONGSIZE ); |
GregCr | 1:22e02d1cfbca | 290 | Radio.SetDioIrqParams( TxIrqMask, TxIrqMask, IRQ_RADIO_NONE, IRQ_RADIO_NONE ); |
nimita23 | 3:c704345b0c9f | 291 | Radio.SendPayload( Buffer, BufferSize, TX_TIMEOUT_VALUE); |
GregCr | 1:22e02d1cfbca | 292 | } |
GregCr | 1:22e02d1cfbca | 293 | else |
GregCr | 1:22e02d1cfbca | 294 | { |
GregCr | 1:22e02d1cfbca | 295 | // Send the next PONG frame |
GregCr | 1:22e02d1cfbca | 296 | memcpy( Buffer, PongMsg, PINGPONGSIZE ); |
GregCr | 1:22e02d1cfbca | 297 | Radio.SetDioIrqParams( TxIrqMask, TxIrqMask, IRQ_RADIO_NONE, IRQ_RADIO_NONE ); |
nimita23 | 3:c704345b0c9f | 298 | Radio.SendPayload( Buffer, BufferSize, TX_TIMEOUT_VALUE ); |
GregCr | 1:22e02d1cfbca | 299 | } |
GregCr | 1:22e02d1cfbca | 300 | break; |
GregCr | 1:22e02d1cfbca | 301 | |
GregCr | 1:22e02d1cfbca | 302 | case APP_TX_TIMEOUT: |
GregCr | 1:22e02d1cfbca | 303 | AppState = APP_LOWPOWER; |
GregCr | 1:22e02d1cfbca | 304 | Radio.SetDioIrqParams( RxIrqMask, RxIrqMask, IRQ_RADIO_NONE, IRQ_RADIO_NONE ); |
nimita23 | 3:c704345b0c9f | 305 | Radio.SetRx( RX_TIMEOUT_VALUE ); |
GregCr | 1:22e02d1cfbca | 306 | break; |
GregCr | 1:22e02d1cfbca | 307 | |
GregCr | 1:22e02d1cfbca | 308 | case APP_LOWPOWER: |
GregCr | 1:22e02d1cfbca | 309 | break; |
GregCr | 1:22e02d1cfbca | 310 | |
GregCr | 1:22e02d1cfbca | 311 | default: |
GregCr | 1:22e02d1cfbca | 312 | // Set low power |
GregCr | 1:22e02d1cfbca | 313 | break; |
GregCr | 1:22e02d1cfbca | 314 | } |
GregCr | 1:22e02d1cfbca | 315 | } |
GregCr | 1:22e02d1cfbca | 316 | } |
GregCr | 1:22e02d1cfbca | 317 | |
nimita23 | 4:99bfe3b61a6a | 318 | void OnTxDone( void ) { |
GregCr | 1:22e02d1cfbca | 319 | AppState = APP_TX; |
GregCr | 1:22e02d1cfbca | 320 | } |
GregCr | 1:22e02d1cfbca | 321 | |
nimita23 | 4:99bfe3b61a6a | 322 | void OnRxDone( void ) { |
nimita23 | 6:e155f7cceb5b | 323 | int RssiValue, SnrValue; |
nimita23 | 3:c704345b0c9f | 324 | AppState = APP_RX; |
nimita23 | 3:c704345b0c9f | 325 | PacketStatus_t packetStatus; |
GregCr | 1:22e02d1cfbca | 326 | Radio.GetPacketStatus(&packetStatus); |
nimita23 | 3:c704345b0c9f | 327 | RssiValue = packetStatus.Params.LoRa.RssiPkt; |
nimita23 | 3:c704345b0c9f | 328 | SnrValue = packetStatus.Params.LoRa.SnrPkt; |
GregCr | 1:22e02d1cfbca | 329 | printf("rssi: %d; snr: %d\n\r", RssiValue, SnrValue ); |
GregCr | 1:22e02d1cfbca | 330 | } |
GregCr | 1:22e02d1cfbca | 331 | |
nimita23 | 4:99bfe3b61a6a | 332 | void OnTxTimeout( void ) { |
GregCr | 1:22e02d1cfbca | 333 | AppState = APP_TX_TIMEOUT; |
GregCr | 1:22e02d1cfbca | 334 | printf( "<>>>>>>>>TXE\r\n" ); |
GregCr | 1:22e02d1cfbca | 335 | } |
GregCr | 1:22e02d1cfbca | 336 | |
nimita23 | 4:99bfe3b61a6a | 337 | void OnRxTimeout( void ) { |
GregCr | 1:22e02d1cfbca | 338 | AppState = APP_RX_TIMEOUT; |
GregCr | 1:22e02d1cfbca | 339 | } |
GregCr | 1:22e02d1cfbca | 340 | |
nimita23 | 4:99bfe3b61a6a | 341 | void OnRxError( IrqErrorCode_t errorCode ) { |
GregCr | 1:22e02d1cfbca | 342 | AppState = APP_RX_ERROR; |
GregCr | 1:22e02d1cfbca | 343 | printf( "RXE<>>>>>>>>\r\n" ); |
GregCr | 1:22e02d1cfbca | 344 | } |
nimita23 | 4:99bfe3b61a6a | 345 | |
nimita23 | 4:99bfe3b61a6a | 346 | void OnCadDone( bool channelActivityDetected ) { |
nimita23 | 4:99bfe3b61a6a | 347 | } |
nimita23 | 4:99bfe3b61a6a | 348 | |
GregCr | 1:22e02d1cfbca | 349 | |
nimita23 | 4:99bfe3b61a6a | 350 | void parser() { |
nimita23 | 4:99bfe3b61a6a | 351 | printf("%s\n\r", serial_buffer); |
nimita23 | 4:99bfe3b61a6a | 352 | char command[10]; |
nimita23 | 6:e155f7cceb5b | 353 | long val; |
nimita23 | 4:99bfe3b61a6a | 354 | if(sscanf(serial_buffer, "%10s %lu", command, &val) != 2){ |
nimita23 | 4:99bfe3b61a6a | 355 | printf("Invalid Input\n\r"); |
nimita23 | 4:99bfe3b61a6a | 356 | return; |
nimita23 | 4:99bfe3b61a6a | 357 | } |
nimita23 | 4:99bfe3b61a6a | 358 | if(strcmp(command, "FREQ") == 0) { |
nimita23 | 4:99bfe3b61a6a | 359 | if((125000000<=val) && (val<=960000000)) { |
nimita23 | 4:99bfe3b61a6a | 360 | RF_FREQUENCY = val; |
nimita23 | 4:99bfe3b61a6a | 361 | printf("Frequency set to: %lu\n\r", val); |
nimita23 | 6:e155f7cceb5b | 362 | LoRa_init(); |
nimita23 | 6:e155f7cceb5b | 363 | } |
nimita23 | 6:e155f7cceb5b | 364 | } |
nimita23 | 6:e155f7cceb5b | 365 | else if(strcmp(command, "TX") == 0) { |
nimita23 | 6:e155f7cceb5b | 366 | if((-22<=val) && (val<=13)) { |
nimita23 | 6:e155f7cceb5b | 367 | TX_OUTPUT_POWER = val; |
nimita23 | 6:e155f7cceb5b | 368 | printf("TX output power set to: %lu\n\r", val); |
nimita23 | 6:e155f7cceb5b | 369 | LoRa_init(); |
nimita23 | 5:dc53029f4c02 | 370 | } |
nimita23 | 5:dc53029f4c02 | 371 | } |
nimita23 | 5:dc53029f4c02 | 372 | else if(strcmp(command, "S_F") == 0) { |
nimita23 | 5:dc53029f4c02 | 373 | switch(val) { |
nimita23 | 5:dc53029f4c02 | 374 | case 5: |
nimita23 | 5:dc53029f4c02 | 375 | spreading_factor = LORA_SF5; |
nimita23 | 5:dc53029f4c02 | 376 | break; |
nimita23 | 5:dc53029f4c02 | 377 | case 6: |
nimita23 | 5:dc53029f4c02 | 378 | spreading_factor = LORA_SF6; |
nimita23 | 5:dc53029f4c02 | 379 | break; |
nimita23 | 5:dc53029f4c02 | 380 | case 7: |
nimita23 | 5:dc53029f4c02 | 381 | spreading_factor = LORA_SF7; |
nimita23 | 5:dc53029f4c02 | 382 | break; |
nimita23 | 5:dc53029f4c02 | 383 | case 8: |
nimita23 | 5:dc53029f4c02 | 384 | spreading_factor = LORA_SF8; |
nimita23 | 5:dc53029f4c02 | 385 | break; |
nimita23 | 5:dc53029f4c02 | 386 | case 9: |
nimita23 | 5:dc53029f4c02 | 387 | spreading_factor = LORA_SF9; |
nimita23 | 5:dc53029f4c02 | 388 | break; |
nimita23 | 5:dc53029f4c02 | 389 | case 10: |
nimita23 | 5:dc53029f4c02 | 390 | spreading_factor = LORA_SF10; |
nimita23 | 5:dc53029f4c02 | 391 | break; |
nimita23 | 5:dc53029f4c02 | 392 | case 11: |
nimita23 | 5:dc53029f4c02 | 393 | spreading_factor = LORA_SF11; |
nimita23 | 5:dc53029f4c02 | 394 | break; |
nimita23 | 5:dc53029f4c02 | 395 | case 12: |
nimita23 | 5:dc53029f4c02 | 396 | spreading_factor = LORA_SF12; |
nimita23 | 5:dc53029f4c02 | 397 | break; |
nimita23 | 5:dc53029f4c02 | 398 | default: |
nimita23 | 5:dc53029f4c02 | 399 | printf("enter spreading factor between 5 and 12\n\r"); |
nimita23 | 5:dc53029f4c02 | 400 | return; |
nimita23 | 4:99bfe3b61a6a | 401 | } |
nimita23 | 5:dc53029f4c02 | 402 | printf("Spreading factor changed to %lu\n\r", val); |
nimita23 | 6:e155f7cceb5b | 403 | LoRa_init(); |
nimita23 | 5:dc53029f4c02 | 404 | } |
nimita23 | 5:dc53029f4c02 | 405 | else if(strcmp(command, "BW") == 0) { |
nimita23 | 5:dc53029f4c02 | 406 | switch(val) { |
nimita23 | 5:dc53029f4c02 | 407 | case 500: |
nimita23 | 5:dc53029f4c02 | 408 | bandwidth = LORA_BW_500; |
nimita23 | 5:dc53029f4c02 | 409 | break; |
nimita23 | 5:dc53029f4c02 | 410 | case 250: |
nimita23 | 5:dc53029f4c02 | 411 | bandwidth = LORA_BW_250; |
nimita23 | 5:dc53029f4c02 | 412 | break; |
nimita23 | 5:dc53029f4c02 | 413 | case 125: |
nimita23 | 5:dc53029f4c02 | 414 | bandwidth = LORA_BW_125; |
nimita23 | 5:dc53029f4c02 | 415 | break; |
nimita23 | 5:dc53029f4c02 | 416 | case 062: |
nimita23 | 5:dc53029f4c02 | 417 | bandwidth = LORA_BW_062; |
nimita23 | 5:dc53029f4c02 | 418 | break; |
nimita23 | 5:dc53029f4c02 | 419 | case 041: |
nimita23 | 5:dc53029f4c02 | 420 | bandwidth = LORA_BW_041; |
nimita23 | 5:dc53029f4c02 | 421 | break; |
nimita23 | 5:dc53029f4c02 | 422 | case 031: |
nimita23 | 5:dc53029f4c02 | 423 | bandwidth = LORA_BW_031; |
nimita23 | 5:dc53029f4c02 | 424 | break; |
nimita23 | 5:dc53029f4c02 | 425 | case 020: |
nimita23 | 5:dc53029f4c02 | 426 | bandwidth = LORA_BW_020; |
nimita23 | 5:dc53029f4c02 | 427 | break; |
nimita23 | 5:dc53029f4c02 | 428 | case 015: |
nimita23 | 5:dc53029f4c02 | 429 | bandwidth = LORA_BW_015; |
nimita23 | 5:dc53029f4c02 | 430 | break; |
nimita23 | 5:dc53029f4c02 | 431 | case 010: |
nimita23 | 5:dc53029f4c02 | 432 | bandwidth = LORA_BW_010; |
nimita23 | 5:dc53029f4c02 | 433 | break; |
nimita23 | 5:dc53029f4c02 | 434 | case 007: |
nimita23 | 5:dc53029f4c02 | 435 | bandwidth = LORA_BW_007; |
nimita23 | 5:dc53029f4c02 | 436 | break; |
nimita23 | 5:dc53029f4c02 | 437 | default: |
nimita23 | 5:dc53029f4c02 | 438 | printf("Valid bandwidths: 500, 250, 125, 62, 41, 31, 20, "); |
nimita23 | 5:dc53029f4c02 | 439 | printf("15, 10, 7\n\r"); |
nimita23 | 5:dc53029f4c02 | 440 | return; |
nimita23 | 5:dc53029f4c02 | 441 | } |
nimita23 | 5:dc53029f4c02 | 442 | printf("LoRa bandwidth changed to %lu\n\r", val); |
nimita23 | 6:e155f7cceb5b | 443 | LoRa_init(); |
nimita23 | 4:99bfe3b61a6a | 444 | } |
nimita23 | 4:99bfe3b61a6a | 445 | else |
nimita23 | 4:99bfe3b61a6a | 446 | printf("Invalid command\n\r"); |
nimita23 | 4:99bfe3b61a6a | 447 | |
nimita23 | 4:99bfe3b61a6a | 448 | |
GregCr | 1:22e02d1cfbca | 449 | } |