Timothy Mulrooney
ping pong
Fork of
SX1276PingPong
by 
Semtech
Diff: main.cpp
- Revision:
- 13:1f1f356631e1
- Parent:
- 10:7af820d1e1df
- Child:
- 14:e6b2c1612a03
--- a/main.cpp Thu Nov 26 17:00:50 2015 +0000
+++ b/main.cpp Tue Feb 09 02:06:08 2016 +0000
@@ -1,16 +1,17 @@
#include "mbed.h"
#include "main.h"
-#include "sx1276-hal.h"
+#include "sx1272-hal.h"
#include "debug.h"
/* Set this flag to '1' to display debug messages on the console */
-#define DEBUG_MESSAGE 0
+#define DEBUG_MESSAGE 1
/* Set this flag to '1' to use the LoRa modulation or to '0' to use FSK modulation */
#define USE_MODEM_LORA 1
#define USE_MODEM_FSK !USE_MODEM_LORA
-#define RF_FREQUENCY 868000000 // Hz
+//#define RF_FREQUENCY 868000000 // Hz
+#define RF_FREQUENCY 915000000 // Hz US
#define TX_OUTPUT_POWER 14 // 14 dBm
#if USE_MODEM_LORA == 1
@@ -49,11 +50,16 @@
#define RX_TIMEOUT_VALUE 3500000 // in us
#define BUFFER_SIZE 32 // Define the payload size here
-#if( defined ( TARGET_KL25Z ) || defined ( TARGET_LPC11U6X ) )
-DigitalOut led(LED2);
-#else
-DigitalOut led(LED1);
-#endif
+//#if( defined ( TARGET_KL25Z ) || defined ( TARGET_LPC11U6X ) )
+//DigitalOut led(LED2);
+//#else
+//DigitalOut led(LED1);
+//#endif
+DigitalOut led(PTA1);
+DigitalOut led_green(PTA2);
+//DigitalOut led_blue(PTD5);
+
+Serial pc(PTE0, PTE1);
/*
* Global variables declarations
@@ -84,7 +90,8 @@
/*
* Global variables declarations
*/
-SX1276MB1xAS Radio( NULL );
+//SX1272MB1xAS Radio( NULL );
+SX1272MB1xAS *Radio;
const uint8_t PingMsg[] = "PING";
const uint8_t PongMsg[] = "PONG";
@@ -97,10 +104,13 @@
int main()
{
+ led_green = 0;
uint8_t i;
bool isMaster = true;
- debug( "\n\n\r SX1276 Ping Pong Demo Application \n\n\r" );
+ pc.baud(115200);
+ printf( "\r\nSX1272 Ping Pong Demo Application TJM\r\n" );
+ Radio = new SX1272MB1xAS(NULL);
// Initialize Radio driver
RadioEvents.TxDone = OnTxDone;
@@ -108,32 +118,33 @@
RadioEvents.RxError = OnRxError;
RadioEvents.TxTimeout = OnTxTimeout;
RadioEvents.RxTimeout = OnRxTimeout;
- Radio.Init( &RadioEvents );
-
+ Radio->Init( &RadioEvents );
+
// verify the connection with the board
- while( Radio.Read( REG_VERSION ) == 0x00 )
+ while( Radio->Read( REG_VERSION ) == 0x00 )
{
- debug( "Radio could not be detected!\n\r", NULL );
+ printf( "Radio could not be detected!\r\n", NULL );
wait( 1 );
}
-
- debug_if( ( DEBUG_MESSAGE & ( Radio.DetectBoardType( ) == SX1276MB1LAS ) ) , "\n\r > Board Type: SX1276MB1LAS < \n\r" );
- debug_if( ( DEBUG_MESSAGE & ( Radio.DetectBoardType( ) == SX1276MB1MAS ) ) , "\n\r > Board Type: SX1276MB1MAS < \n\r" );
+ printf( "Radio detected!\r\n", NULL );
+
+ debug_if( ( DEBUG_MESSAGE & ( Radio->DetectBoardType( ) == SX1276MB1LAS ) ) , "> Board Type: SX1272MB1LAS < \r\n" );
+ debug_if( ( DEBUG_MESSAGE & ( Radio->DetectBoardType( ) == SX1276MB1MAS ) ) , "> Board Type: SX1272MB1MAS < \r\n" );
+ debug_if( ( DEBUG_MESSAGE & ( Radio->DetectBoardType( ) == SX1272RF1 ) ) , "> Board Type: SX1272RF1 < \r\n" );
- Radio.SetChannel( RF_FREQUENCY );
-
+ 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");
+ debug_if( LORA_FHSS_ENABLED, "> LORA FHSS Mode <\r\n");
+ debug_if( !LORA_FHSS_ENABLED, "> LORA Mode <\r\n");
- Radio.SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, LORA_BANDWIDTH,
+ 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, 2000000 );
- Radio.SetRxConfig( MODEM_LORA, LORA_BANDWIDTH, LORA_SPREADING_FACTOR,
+ 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,
@@ -141,7 +152,7 @@
#elif USE_MODEM_FSK == 1
- debug("\n\n\r > FSK Mode < \n\n\r");
+ debug("> FSK Mode < \r\n\n");
Radio.SetTxConfig( MODEM_FSK, TX_OUTPUT_POWER, FSK_FDEV, 0,
FSK_DATARATE, 0,
FSK_PREAMBLE_LENGTH, FSK_FIX_LENGTH_PAYLOAD_ON,
@@ -161,22 +172,23 @@
debug_if( DEBUG_MESSAGE, "Starting Ping-Pong loop\r\n" );
led = 0;
-
- Radio.Rx( RX_TIMEOUT_VALUE );
-
+ Radio->Rx( RX_TIMEOUT_VALUE );
+ debug("State: %d\r\n",State);
+
while( 1 )
{
switch( State )
{
case RX:
- if( isMaster == true )
+ debug("State: RX\r\n");
+ if( isMaster == true )
{
if( BufferSize > 0 )
{
if( strncmp( ( const char* )Buffer, ( const char* )PongMsg, 4 ) == 0 )
{
led = !led;
- debug( "...Pong\r\n" );
+ printf( "...Pong\r\n" );
// Send the next PING frame
strcpy( ( char* )Buffer, ( char* )PingMsg );
// We fill the buffer with numbers for the payload
@@ -185,11 +197,11 @@
Buffer[i] = i - 4;
}
wait_ms( 10 );
- Radio.Send( Buffer, BufferSize );
+ 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" );
+ printf( "...Ping\r\n" );
led = !led;
isMaster = false;
// Send the next PONG frame
@@ -200,12 +212,12 @@
Buffer[i] = i - 4;
}
wait_ms( 10 );
- Radio.Send( Buffer, BufferSize );
+ 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 );
+ Radio->Rx( RX_TIMEOUT_VALUE );
}
}
}
@@ -216,7 +228,7 @@
if( strncmp( ( const char* )Buffer, ( const char* )PingMsg, 4 ) == 0 )
{
led = !led;
- debug( "...Ping\r\n" );
+ printf( "...Ping\r\n" );
// Send the reply to the PING string
strcpy( ( char* )Buffer, ( char* )PongMsg );
// We fill the buffer with numbers for the payload
@@ -225,32 +237,34 @@
Buffer[i] = i - 4;
}
wait_ms( 10 );
- Radio.Send( Buffer, BufferSize );
+ 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 );
+ Radio->Rx( RX_TIMEOUT_VALUE );
}
}
}
State = LOWPOWER;
break;
case TX:
- led = !led;
+ debug("State: TX\r\n");
+ led = !led;
if( isMaster == true )
{
- debug( "Ping...\r\n" );
+ printf( "Ping...\r\n" );
}
else
{
- debug( "Pong...\r\n" );
+ printf( "Pong...\r\n" );
}
- Radio.Rx( RX_TIMEOUT_VALUE );
+ Radio->Rx( RX_TIMEOUT_VALUE );
State = LOWPOWER;
break;
case RX_TIMEOUT:
- if( isMaster == true )
+ debug("State: RX_TIMEOUT\r\n");
+ if( isMaster == true )
{
// Send the next PING frame
strcpy( ( char* )Buffer, ( char* )PingMsg );
@@ -259,16 +273,17 @@
Buffer[i] = i - 4;
}
wait_ms( 10 );
- Radio.Send( Buffer, BufferSize );
+ Radio->Send( Buffer, BufferSize );
}
else
{
- Radio.Rx( RX_TIMEOUT_VALUE );
+ Radio->Rx( RX_TIMEOUT_VALUE );
}
State = LOWPOWER;
break;
case RX_ERROR:
- // We have received a Packet with a CRC error, send reply as if packet was correct
+ debug("State: RX_ERROR\r\n");
+ // We have received a Packet with a CRC error, send reply as if packet was correct
if( isMaster == true )
{
// Send the next PING frame
@@ -278,7 +293,7 @@
Buffer[i] = i - 4;
}
wait_ms( 10 );
- Radio.Send( Buffer, BufferSize );
+ Radio->Send( Buffer, BufferSize );
}
else
{
@@ -289,12 +304,13 @@
Buffer[i] = i - 4;
}
wait_ms( 10 );
- Radio.Send( Buffer, BufferSize );
+ Radio->Send( Buffer, BufferSize );
}
State = LOWPOWER;
break;
case TX_TIMEOUT:
- Radio.Rx( RX_TIMEOUT_VALUE );
+ debug("State: TX_TIMEOUT\r\n");
+ Radio->Rx( RX_TIMEOUT_VALUE );
State = LOWPOWER;
break;
case LOWPOWER:
@@ -304,45 +320,45 @@
break;
}
}
-}
+ }
void OnTxDone( void )
{
- Radio.Sleep( );
+ Radio->Sleep( );
State = TX;
- debug_if( DEBUG_MESSAGE, "> OnTxDone\n\r" );
+ debug_if( DEBUG_MESSAGE, "> OnTxDone\r\n" );
}
void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr)
{
- Radio.Sleep( );
+ Radio->Sleep( );
BufferSize = size;
memcpy( Buffer, payload, BufferSize );
RssiValue = rssi;
SnrValue = snr;
State = RX;
- debug_if( DEBUG_MESSAGE, "> OnRxDone\n\r" );
+ debug_if( DEBUG_MESSAGE, "> OnRxDone\r\n" );
}
void OnTxTimeout( void )
{
- Radio.Sleep( );
+ Radio->Sleep( );
State = TX_TIMEOUT;
- debug_if( DEBUG_MESSAGE, "> OnTxTimeout\n\r" );
+ debug_if( DEBUG_MESSAGE, "> OnTxTimeout\r\n" );
}
void OnRxTimeout( void )
{
- Radio.Sleep( );
+ Radio->Sleep( );
Buffer[ BufferSize ] = 0;
State = RX_TIMEOUT;
- debug_if( DEBUG_MESSAGE, "> OnRxTimeout\n\r" );
+ debug_if( DEBUG_MESSAGE, "> OnRxTimeout\r\n" );
}
void OnRxError( void )
{
- Radio.Sleep( );
+ Radio->Sleep( );
State = RX_ERROR;
- debug_if( DEBUG_MESSAGE, "> OnRxError\n\r" );
+ debug_if( DEBUG_MESSAGE, "> OnRxError\r\n" );
}