Semtech
SX126X_PingPong_Template
Diff: main_pingpong.cpp
- Revision:
- 1:ecd6c7ea3545
- Parent:
- 0:ea5a948dfc97
--- a/main_pingpong.cpp Tue Oct 09 14:07:38 2018 +0000
+++ b/main_pingpong.cpp Tue Oct 16 15:12:01 2018 +0000
@@ -12,7 +12,7 @@
* \____ \| ___ | (_ _) ___ |/ ___) _ \
* _____) ) ____| | | || |_| ____( (___| | | |
* (______/|_____)_|_|_| \__)_____)\____)_| |_|
- * (C)2013-2017 Semtech
+ * (C)2013-2018 Semtech
*
* \endcode
*
@@ -21,8 +21,11 @@
#include "mbed.h"
#include "sx126x-hal.h"
#include "sx126x.h"
-#include "debug.h"
+//#include "debug.h"
+#define SEND_PING_BEAT_US 200000
+#define RX_TIMEOUT_US 200000
+
/* Set this flag to '1' to display debug messages on the console */
#define DEBUG_MESSAGE 1
@@ -35,33 +38,37 @@
#if USE_MODEM_LORA == 1
- #define LORA_BANDWIDTH 2 // [0: 125 kHz,
+ #define LORA_BANDWIDTH LORA_BW_500 // [0: 125 kHz,
// 1: 250 kHz,
// 2: 500 kHz,
// 3: Reserved]
- #define LORA_SPREADING_FACTOR 7 // [SF7..SF12]
- #define LORA_CODINGRATE 1 // [1: 4/5,
+ #define LORA_SPREADING_FACTOR LORA_SF7 // [SF7..SF12]
+ #define LORA_LOWDATARATEOPTIMIZE 0
+ #define LORA_CODINGRATE LORA_CR_4_5 // [1: 4/5,
// 2: 4/6,
// 3: 4/7,
// 4: 4/8]
#define LORA_PREAMBLE_LENGTH 8 // Same for Tx and Rx
#define LORA_SYMBOL_TIMEOUT 5 // Symbols
- #define LORA_FIX_LENGTH_PAYLOAD_ON false
+ #define LORA_HEADER_TYPE LORA_PACKET_VARIABLE_LENGTH
#define LORA_FHSS_ENABLED false
#define LORA_NB_SYMB_HOP 4
- #define LORA_IQ_INVERSION_ON false
- #define LORA_CRC_ENABLED true
+ #define LORA_IQ LORA_IQ_NORMAL
+ #define LORA_CRC_MODE LORA_CRC_OFF
#elif USE_MODEM_FSK == 1
#define FSK_FDEV 25000 // Hz
#define FSK_DATARATE 19200 // bps
- #define FSK_BANDWIDTH 50000 // Hz
- #define FSK_AFC_BANDWIDTH 83333 // Hz
+ #define FSK_BANDWIDTH RX_BW_93800 // Hz
+ #define FSK_MODULATION_SHAPPING MOD_SHAPING_G_BT_05
#define FSK_PREAMBLE_LENGTH 5 // Same for Tx and Rx
- #define FSK_FIX_LENGTH_PAYLOAD_ON false
- #define FSK_CRC_ENABLED true
-
+ #define FSK_HEADER_TYPE RADIO_PACKET_VARIABLE_LENGTH
+ #define FSK_CRC_MODE RADIO_CRC_2_BYTES_CCIT
+ #define FSK_ADDR_FILTERING RADIO_ADDRESSCOMP_FILT_NODE;
+ #define FSK_WHITENING_MODE RADIO_DC_FREE_OFF
+ #define FSK_PREAMBLE_DETECTOR_MODE RADIO_PREAMBLE_DETECTOR_OFF
+ #define FSK_SYNCWORD_LENGTH 8
#else
#error "Please define a modem in the compiler options."
#endif
@@ -86,7 +93,7 @@
/*!
* @brief Function to be executed on Radio Rx Done event
*/
-void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr );
+void OnRxDone( void );
/*!
* @brief Function executed on Radio Tx Timeout event
@@ -101,304 +108,375 @@
/*!
* @brief Function executed on Radio Rx Error event
*/
-void OnRxError( void );
+void OnRxError( IrqErrorCode_t errCode );
/*!
* @brief Function executed on Radio Fhss Change Channel event
*/
void OnFhssChangeChannel( uint8_t channelIndex );
-
-/*!
- * @brief Function executed on CAD Done event
- */
-void OnCadDone( void );
+
+typedef struct{
+ RadioPacketTypes_t packetType;
+ int8_t txPower;
+ RadioRampTimes_t txRampTime;
+ ModulationParams_t modParams;
+ PacketParams_t packetParams;
+ uint32_t rfFrequency;
+ uint16_t irqTx;
+ uint16_t irqRx;
+ uint32_t txTimeout;
+ uint32_t rxTimeout;
+}RadioConfigurations_t;
+RadioConfigurations_t radioConfiguration;
/*
* Global variables declarations
*/
typedef enum
{
- LOWPOWER = 0,
- IDLE,
-
- RX,
- RX_TIMEOUT,
- RX_ERROR,
-
- TX,
- TX_TIMEOUT,
-
- CAD,
- CAD_DONE
+ SEND_PACKET,
+ WAIT_SEND_DONE,
+ RECEIVE_PACKET,
+ WAIT_RECEIVE_DONE,
+ PACKET_RECEIVED,
}AppStates_t;
-
-volatile AppStates_t State = LOWPOWER;
+volatile AppStates_t State = SEND_PACKET;
+
+typedef struct{
+ bool rxDone;
+ bool rxError;
+ bool txDone;
+ bool rxTimeout;
+ bool txTimeout;
+}RadioFlags_t;
+RadioFlags_t radioFlags = {
+ .txDone = false,
+ .rxDone = false,
+ .rxError = false,
+ .rxTimeout = false,
+ .txTimeout = false,
+};
/*!
* Radio events function pointer
*/
-static RadioCallbacks_t RadioEvents;
-
+static RadioCallbacks_t RadioEvents = {
+ .txDone = &OnTxDone,
+ .txTimeout = &OnTxTimeout,
+ .rxDone = &OnRxDone,
+ .rxPreambleDetect = NULL,
+ .rxHeaderDone = NULL,
+ .rxTimeout = &OnRxTimeout,
+ .rxError = &OnRxError,
+ .cadDone = NULL,
+};
+
/*
* Global variables declarations
*/
//Radio Radio( NULL );
+#define MESSAGE_SIZE 4
+typedef uint8_t Messages_t[MESSAGE_SIZE];
+const Messages_t PingMsg = {'P', 'I', 'N', 'G'};
+const Messages_t PongMsg = {'P', 'O', 'N', 'G'};
+const Messages_t *messageToReceive = &PongMsg;
+const Messages_t *messageToSend = &PingMsg;
-const uint8_t PingMsg[] = "PING";
-const uint8_t PongMsg[] = "PONG";
-
-uint16_t BufferSize = BUFFER_SIZE;
+uint8_t BufferSize = BUFFER_SIZE;
uint8_t Buffer[BUFFER_SIZE];
-int16_t RssiValue = 0.0;
-int8_t SnrValue = 0.0;
-
+int8_t RssiValue = 0;
+int8_t SnrValue = 0;
+
+void GetRssiSnr(int8_t *rssi, int8_t *snr);
+SX126xHal Radio( D11, D12, D13, D7, D3, D5, NC, NC, A0, A1, A2, D8, &RadioEvents );
+
+void SetToMaster(void);
+void SetToSlave(void);
+void RunMasterStateMachine();
+void RunSlaveStateMachine();
+void SetConfiguration(RadioConfigurations_t *config);
+void ConfigureGeneralRadio(SX126xHal *radio, RadioConfigurations_t *config);
+void ConfigureRadioTx(SX126xHal *radio, RadioConfigurations_t *config);
+void ConfigureRadioRx(SX126xHal *radio, RadioConfigurations_t *config);
+void PrepareBuffer(SX126xHal *radio, const Messages_t *messageToSend);
+bool isMaster = true;
+bool masterCanSend = true;
+void MasterSendNextEvent(void){masterCanSend = true;}
+bool slaveCanListen = false;
+void SlaveListenNextEvent(void){slaveCanListen = true;}
+Ticker masterSendNextTicker;
+Ticker slaveListenNextTicker;
+
+Serial serial(USBTX, USBRX);
+
int main( void )
{
- uint8_t i;
- bool isMaster = true;
-
- debug( "\n\n\r SX1272 Ping Pong Demo Application \n\n\r" );
-
- // Initialize Radio driver
- RadioEvents.TxDone = OnTxDone;
- RadioEvents.RxDone = OnRxDone;
- RadioEvents.RxError = OnRxError;
- RadioEvents.TxTimeout = OnTxTimeout;
- RadioEvents.RxTimeout = OnRxTimeout;
- Radio.Init( &RadioEvents );
-
- // verify the connection with the board
- while( Radio.Read( REG_VERSION ) == 0x00 )
- {
- debug( "Radio could not be detected!\n\r", NULL );
- wait( 1 );
+ Radio.Reset();
+ Radio.Init();
+ serial.baud(115200);
+ SetToMaster();
+ SetConfiguration(&radioConfiguration);
+ ConfigureGeneralRadio(&Radio, &radioConfiguration);
+ while(true){
+ if(isMaster){
+ RunMasterStateMachine();
+ }
+ else{
+ RunSlaveStateMachine();
+ }
}
-
- debug_if( ( DEBUG_MESSAGE & ( Radio.DetectBoardType( ) == SX1272MB2XAS ) ), "\n\r > Board Type: SX1272MB2xAS < \n\r" );
-
- Radio.SetChannel( RF_FREQUENCY );
-
-#if USE_MODEM_LORA == 1
-
- debug_if( LORA_FHSS_ENABLED, "\n\n\r > LORA FHSS Mode < \n\n\r" );
- debug_if( !LORA_FHSS_ENABLED, "\n\n\r > LORA Mode < \n\n\r" );
-
- Radio.SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, LORA_BANDWIDTH,
- LORA_SPREADING_FACTOR, LORA_CODINGRATE,
- LORA_PREAMBLE_LENGTH, LORA_FIX_LENGTH_PAYLOAD_ON,
- LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP,
- LORA_IQ_INVERSION_ON, 2000 );
-
- Radio.SetRxConfig( MODEM_LORA, LORA_BANDWIDTH, LORA_SPREADING_FACTOR,
- LORA_CODINGRATE, 0, LORA_PREAMBLE_LENGTH,
- LORA_SYMBOL_TIMEOUT, LORA_FIX_LENGTH_PAYLOAD_ON, 0,
- LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP,
- LORA_IQ_INVERSION_ON, true );
-
-#elif USE_MODEM_FSK == 1
-
- debug("\n\n\r > FSK Mode < \n\n\r" );
- Radio.SetTxConfig( MODEM_FSK, TX_OUTPUT_POWER, FSK_FDEV, 0,
- FSK_DATARATE, 0,
- FSK_PREAMBLE_LENGTH, FSK_FIX_LENGTH_PAYLOAD_ON,
- FSK_CRC_ENABLED, 0, 0, 0, 2000 );
-
- Radio.SetRxConfig( MODEM_FSK, FSK_BANDWIDTH, FSK_DATARATE,
- 0, FSK_AFC_BANDWIDTH, FSK_PREAMBLE_LENGTH,
- 0, FSK_FIX_LENGTH_PAYLOAD_ON, 0, FSK_CRC_ENABLED,
- 0, 0, false, true );
-
-#else
-
-#error "Please define a modem in the compiler options."
-
-#endif
-
- debug_if( DEBUG_MESSAGE, "Starting Ping-Pong loop\r\n" );
-
- led = 0;
-
- Radio.Rx( RX_TIMEOUT_VALUE );
-
- while( 1 )
- {
- switch( State )
- {
- case RX:
- if( isMaster == true )
- {
- if( BufferSize > 0 )
- {
- if( strncmp( ( const char* )Buffer, ( const char* )PongMsg, 4 ) == 0 )
- {
- led = !led;
- debug( "...Pong\r\n" );
- // Send the next PING frame
- strcpy( ( char* )Buffer, ( char* )PingMsg );
- // We fill the buffer with numbers for the payload
- for( i = 4; i < BufferSize; i++ )
- {
- Buffer[i] = i - 4;
- }
- wait_ms( 10 );
- Radio.Send( Buffer, BufferSize );
- }
- else if( strncmp( ( const char* )Buffer, ( const char* )PingMsg, 4 ) == 0 )
- { // A master already exists then become a slave
- debug( "...Ping\r\n" );
- led = !led;
- isMaster = false;
- // Send the next PONG frame
- strcpy( ( char* )Buffer, ( char* )PongMsg );
- // We fill the buffer with numbers for the payload
- for( i = 4; i < BufferSize; i++ )
- {
- Buffer[i] = i - 4;
- }
- wait_ms( 10 );
- Radio.Send( Buffer, BufferSize );
- }
- else // valid reception but neither a PING or a PONG message
- { // Set device as master ans start again
- isMaster = true;
- Radio.Rx( RX_TIMEOUT_VALUE );
- }
- }
+}
+
+void RunMasterStateMachine(){
+ switch(State){
+ case SEND_PACKET:{
+ if(masterCanSend == true){
+ masterCanSend = false;
+ masterSendNextTicker.attach_us(&MasterSendNextEvent, SEND_PING_BEAT_US);
+ PrepareBuffer(&Radio, messageToSend);
+ ConfigureRadioTx(&Radio, &radioConfiguration);
+ Radio.SetTx(radioConfiguration.txTimeout);
+ printf("Ping...\n");
+ State = WAIT_SEND_DONE;
+ }
+ break;
+ }
+
+ case WAIT_SEND_DONE:{
+ if(radioFlags.txDone){
+ radioFlags.txDone = false;
+ State = RECEIVE_PACKET;
+ }
+ if(radioFlags.txTimeout){
+ radioFlags.txTimeout = false;
+ State = SEND_PACKET;
}
- else
- {
- if( BufferSize > 0 )
- {
- if( strncmp( ( const char* )Buffer, ( const char* )PingMsg, 4 ) == 0 )
- {
- led = !led;
- debug( "...Ping\r\n" );
- // Send the reply to the PING string
- strcpy( ( char* )Buffer, ( char* )PongMsg );
- // We fill the buffer with numbers for the payload
- for( i = 4; i < BufferSize; i++ )
- {
- Buffer[i] = i - 4;
- }
- wait_ms( 10 );
- Radio.Send( Buffer, BufferSize );
- }
- else // valid reception but not a PING as expected
- { // Set device as master and start again
- isMaster = true;
- Radio.Rx( RX_TIMEOUT_VALUE );
- }
- }
- }
- State = LOWPOWER;
break;
- case TX:
- led = !led;
- if( isMaster == true )
- {
- debug( "Ping...\r\n" );
- }
- else
- {
- debug( "Pong...\r\n" );
- }
- Radio.Rx( RX_TIMEOUT_VALUE );
- State = LOWPOWER;
+ }
+
+ case RECEIVE_PACKET:{
+ ConfigureRadioRx(&Radio, &radioConfiguration);
+ Radio.SetRx(radioConfiguration.rxTimeout);
+ State = WAIT_RECEIVE_DONE;
break;
- case RX_TIMEOUT:
- if( isMaster == true )
- {
- // Send the next PING frame
- strcpy( ( char* )Buffer, ( char* )PingMsg );
- for( i = 4; i < BufferSize; i++ )
- {
- Buffer[i] = i - 4;
- }
- wait_ms( 10 );
- Radio.Send( Buffer, BufferSize );
+ }
+
+ case WAIT_RECEIVE_DONE:{
+ if(radioFlags.rxDone == true){
+ radioFlags.rxDone = false;
+ State = PACKET_RECEIVED;
}
- else
- {
- Radio.Rx( RX_TIMEOUT_VALUE );
+ if(radioFlags.rxTimeout == true){
+ radioFlags.rxTimeout = false;
+ State = SEND_PACKET;
}
- State = LOWPOWER;
break;
- case RX_ERROR:
- // We have received a Packet with a CRC error, send reply as if packet was correct
- if( isMaster == true )
- {
- // Send the next PING frame
- strcpy( ( char* )Buffer, ( char* )PingMsg );
- for( i = 4; i < BufferSize; i++ )
- {
- Buffer[i] = i - 4;
- }
- wait_ms( 10 );
- Radio.Send( Buffer, BufferSize );
+ }
+
+ case PACKET_RECEIVED:{
+ Radio.GetPayload( Buffer, &BufferSize, BUFFER_SIZE );
+ RssiValue = Radio.GetRssiInst();
+ GetRssiSnr(&RssiValue, &SnrValue);
+ if( strncmp(( const char* )Buffer, (const char*)messageToReceive, MESSAGE_SIZE ) == 0 ){
+ printf("...Pong\n");
+ State = SEND_PACKET;
}
- else
- {
- // Send the next PONG frame
- strcpy( ( char* )Buffer, ( char* )PongMsg );
- for( i = 4; i < BufferSize; i++ )
- {
- Buffer[i] = i - 4;
- }
- wait_ms( 10 );
- Radio.Send( Buffer, BufferSize );
+ else if( strncmp(( const char* )Buffer, (const char*)messageToSend, MESSAGE_SIZE ) == 0 ){
+ // Another Master is in the air, swith to slave
+ SetToSlave();
}
- State = LOWPOWER;
- break;
- case TX_TIMEOUT:
- Radio.Rx( RX_TIMEOUT_VALUE );
- State = LOWPOWER;
- break;
- case LOWPOWER:
- break;
- default:
- State = LOWPOWER;
+ else{
+ printf("WRONG PAYLOAD\n");
+ SetToMaster();
+ }
break;
}
}
}
+
+void RunSlaveStateMachine(){
+ switch(State){
+ case RECEIVE_PACKET:{
+ if(slaveCanListen == true){
+ slaveCanListen = false;
+ ConfigureRadioRx(&Radio, &radioConfiguration);
+ Radio.SetRx(radioConfiguration.rxTimeout);
+ slaveListenNextTicker.attach_us(&SlaveListenNextEvent, SEND_PING_BEAT_US - ( RX_TIMEOUT_US>>1 ));
+ State = WAIT_RECEIVE_DONE;
+ }
+ break;
+ }
+
+ case WAIT_RECEIVE_DONE:{
+ if(radioFlags.rxDone == true){
+ radioFlags.rxDone = false;
+ State = PACKET_RECEIVED;
+ }
+ if(radioFlags.rxTimeout == true){
+ radioFlags.rxTimeout = false;
+ SetToMaster();
+ }
+ break;
+ }
+
+ case PACKET_RECEIVED:{
+ Radio.GetPayload( Buffer, &BufferSize, BUFFER_SIZE );
+ RssiValue = Radio.GetRssiInst();
+ GetRssiSnr(&RssiValue, &SnrValue);
+ if( strncmp(( const char* )Buffer, (const char*)messageToReceive, MESSAGE_SIZE ) == 0 ){
+ printf("...Ping\n");
+ State = SEND_PACKET;
+ }
+ else{
+ SetToMaster();
+ }
+ break;
+ }
+
+ case SEND_PACKET:{
+ PrepareBuffer(&Radio, messageToSend);
+ ConfigureRadioTx(&Radio, &radioConfiguration);
+ printf("Pong...\n");
+ Radio.SetTx(radioConfiguration.txTimeout);
+ State = WAIT_SEND_DONE;
+ break;
+ }
+
+ case WAIT_SEND_DONE:{
+ if(radioFlags.txDone){
+ radioFlags.txDone = false;
+ State = RECEIVE_PACKET;
+ }
+ if(radioFlags.txTimeout){
+ radioFlags.txTimeout = false;
+ SetToMaster();
+ }
+ break;
+ }
+ }
+}
+
+void SetToMaster(){
+ printf("-->Master\n");
+ isMaster = true;
+ masterCanSend = true;
+ State = SEND_PACKET;
+ messageToReceive = &PongMsg;
+ messageToSend = &PingMsg;
+}
+
+void SetToSlave(){
+ slaveCanListen = false;
+ slaveListenNextTicker.attach_us(&SlaveListenNextEvent, SEND_PING_BEAT_US - ( RX_TIMEOUT_US>>1 ));
+ printf("--> Slave\n");
+ isMaster = false;
+ State = RECEIVE_PACKET;
+ messageToReceive = &PingMsg;
+ messageToSend = &PongMsg;
+}
void OnTxDone( void )
{
- Radio.Sleep( );
- State = TX;
- debug_if( DEBUG_MESSAGE, "> OnTxDone\n\r" );
+ radioFlags.txDone = true;
}
-void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr )
+void OnRxDone( void )
{
- Radio.Sleep( );
- BufferSize = size;
- memcpy( Buffer, payload, BufferSize );
- RssiValue = rssi;
- SnrValue = snr;
- State = RX;
- debug_if( DEBUG_MESSAGE, "> OnRxDone\n\r" );
+ radioFlags.rxDone = true;
}
void OnTxTimeout( void )
{
- Radio.Sleep( );
- State = TX_TIMEOUT;
+ radioFlags.txTimeout = true;
debug_if( DEBUG_MESSAGE, "> OnTxTimeout\n\r" );
}
void OnRxTimeout( void )
{
- Radio.Sleep( );
- Buffer[BufferSize] = 0;
- State = RX_TIMEOUT;
+ radioFlags.rxTimeout = true;
debug_if( DEBUG_MESSAGE, "> OnRxTimeout\n\r" );
}
-void OnRxError( void )
+void OnRxError( IrqErrorCode_t errCode )
{
- Radio.Sleep( );
- State = RX_ERROR;
+ radioFlags.rxError = true;
debug_if( DEBUG_MESSAGE, "> OnRxError\n\r" );
-}
\ No newline at end of file
+}
+
+void SetConfiguration(RadioConfigurations_t *config){
+ config->irqRx = IRQ_RX_DONE | IRQ_RX_TX_TIMEOUT;
+ config->irqTx = IRQ_TX_DONE | IRQ_RX_TX_TIMEOUT;
+ config->rfFrequency = RF_FREQUENCY;
+ config->txTimeout = 0;
+ config->rxTimeout = (uint32_t)(RX_TIMEOUT_US / 15.625);
+ config->txPower = TX_OUTPUT_POWER;
+ config->txRampTime = RADIO_RAMP_200_US;
+ #if USE_MODEM_LORA == 1
+ config->packetType = PACKET_TYPE_LORA;
+ config->modParams.PacketType = PACKET_TYPE_LORA;
+ config->modParams.Params.LoRa.Bandwidth = LORA_BANDWIDTH;
+ config->modParams.Params.LoRa.CodingRate = LORA_CODINGRATE;
+ config->modParams.Params.LoRa.LowDatarateOptimize = LORA_LOWDATARATEOPTIMIZE;
+ config->modParams.Params.LoRa.SpreadingFactor = LORA_SPREADING_FACTOR;
+ config->packetParams.PacketType = PACKET_TYPE_LORA;
+ config->packetParams.Params.LoRa.CrcMode = LORA_CRC_MODE;
+ config->packetParams.Params.LoRa.HeaderType = LORA_HEADER_TYPE;
+ config->packetParams.Params.LoRa.InvertIQ = LORA_IQ;
+ config->packetParams.Params.LoRa.PayloadLength = BUFFER_SIZE;
+ config->packetParams.Params.LoRa.PreambleLength = LORA_PREAMBLE_LENGTH;
+ #elif USE_MODEM_FSK == 1
+ config->packetType = PACKET_TYPE_GFSK;
+ config->modParams.PacketType = PACKET_TYPE_GFSK;
+ config->modParams.Params.Gfsk.Bandwidth = FSK_BANDWIDTH;
+ config->modParams.Params.Gfsk.BitRate = 1024000000 / FSK_DATARATE;
+ config->modParams.Params.Gfsk.Fdev = FSK_FDEV * 1.048576;
+ config->modParams.Params.Gfsk.ModulationShaping = FSK_MODULATION_SHAPPING;
+ config->packetParams.PacketType = PACKET_TYPE_GFSK;
+ config->packetParams.Params.Gfsk.AddrComp = FSK_ADDR_FILTERING;
+ config->packetParams.Params.Gfsk.CrcLength = FSK_CRC_MODE;
+ config->packetParams.Params.Gfsk.DcFree = FSK_WHITENING_MODE;
+ config->packetParams.Params.Gfsk.HeaderType = FSK_HEADER_TYPE;
+ config->packetParams.Params.Gfsk.PayloadLength = BUFFER_SIZE;
+ config->packetParams.Params.Gfsk.PreambleLength = FSK_PREAMBLE_LENGTH;
+ config->packetParams.Params.Gfsk.PreambleMinDetect = FSK_PREAMBLE_DETECTOR_MODE;
+ config->packetParams.Params.Gfsk.SyncWordLength = FSK_SYNCWORD_LENGTH;
+ #endif
+}
+
+void ConfigureGeneralRadio(SX126xHal *radio, RadioConfigurations_t *config){
+ radio->SetPacketType(config->packetType);
+ radio->SetPacketParams(&config->packetParams);
+ radio->SetModulationParams(&config->modParams);
+ radio->SetRfFrequency(config->rfFrequency);
+ radio->SetTxParams(config->txPower, config->txRampTime);
+ radio->SetInterruptMode();
+ if(config->packetType == PACKET_TYPE_GFSK){
+ uint8_t syncword[8] = {0xF0, 0x0F, 0x55, 0xAA, 0xF0, 0x0F, 0x55, 0xAA};
+ radio->SetSyncWord(syncword);
+ }
+}
+
+void ConfigureRadioTx(SX126xHal *radio, RadioConfigurations_t *config){
+ radio->SetDioIrqParams(config->irqTx, config->irqTx, IRQ_RADIO_NONE, IRQ_RADIO_NONE);
+}
+
+void ConfigureRadioRx(SX126xHal *radio, RadioConfigurations_t *config){
+ radio->SetDioIrqParams(config->irqRx, config->irqRx, IRQ_RADIO_NONE, IRQ_RADIO_NONE);
+}
+
+void PrepareBuffer(SX126xHal *radio, const Messages_t *messageToSend){
+ radio->SetPayload((uint8_t*)messageToSend, MESSAGE_SIZE);
+}
+
+void GetRssiSnr(int8_t *rssi, int8_t *snr)
+{
+ PacketStatus_t pkt_stat;
+ Radio.GetPacketStatus(&pkt_stat);
+ #if USE_MODEM_LORA == 1
+ *rssi = pkt_stat.Params.LoRa.RssiPkt;
+ *snr = pkt_stat.Params.LoRa.SnrPkt;
+ #else
+ *rssi = pkt_stat.Params.Gfsk.RssiSync;
+ #endif
+}
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| Type: | Program |
|---|---|
| Mbed OS support: | Mbed 2 deprecated |
| Created: | 09 Oct 2018 |
| Imports: | 358 |
| Forks: | 0 |
| Commits: | 2 |
| Dependents: | 0 |
| Dependencies: | 2 |
| Followers: | 92 |
This repository is Public (Unlisted).
Components
SX126xMB2xAS