Diff: main.cpp

Revision:

15:ddd519fefbe8

Parent:

14:c7251480feb9

Child:

16:cb5523c208e6

diff -r c7251480feb9 -r ddd519fefbe8 main.cpp
--- a/main.cpp	Wed Feb 17 09:28:29 2016 +0000
+++ b/main.cpp	Thu Jul 07 06:49:15 2016 +0000
@@ -1,52 +1,52 @@
 #include "mbed.h"
 #include "main.h"
 #include "sx1276-hal.h"
-#include "debug.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 TX_OUTPUT_POWER                                 14        // 14 dBm
+#define RF_FREQUENCY                                    471899946 // Hz
+#define TX_OUTPUT_POWER                                 20        // 14 dBm
 
 #if USE_MODEM_LORA == 1
 
-    #define LORA_BANDWIDTH                              2         // [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,
-                                                                  //  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_FHSS_ENABLED                           false  
-    #define LORA_NB_SYMB_HOP                            4     
-    #define LORA_IQ_INVERSION_ON                        false
-    #define LORA_CRC_ENABLED                            true
-    
+#define LORA_BANDWIDTH                              0         // [0: 125 kHz,
+//  1: 250 kHz,
+//  2: 500 kHz,
+//  3: Reserved]
+#define LORA_SPREADING_FACTOR                      12         // [SF7..SF12]
+#define LORA_CODINGRATE                             1         // [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_FHSS_ENABLED                           false
+#define LORA_NB_SYMB_HOP                            4
+#define LORA_IQ_INVERSION_ON                        false
+#define LORA_CRC_ENABLED                            true
+
 #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_PREAMBLE_LENGTH                         5         // Same for Tx and Rx
-    #define FSK_FIX_LENGTH_PAYLOAD_ON                   false
-    #define FSK_CRC_ENABLED                             true
-    
+#define FSK_FDEV                                    25000     // HzY
+#define FSK_DATARATE                                19200     // bps
+#define FSK_BANDWIDTH                               50000     // Hz
+#define FSK_AFC_BANDWIDTH                           83333     // Hz
+#define FSK_PREAMBLE_LENGTH                         5         // Same for Tx and Rx
+#define FSK_FIX_LENGTH_PAYLOAD_ON                   false
+#define FSK_CRC_ENABLED                             true
+
 #else
-    #error "Please define a modem in the compiler options."
+#error "Please define a modem in the compiler options."
 #endif
 
-#define RX_TIMEOUT_VALUE                                3500000   // in us
+#define RX_TIMEOUT_VALUE                                3000000   // in us
 #define BUFFER_SIZE                                     32        // Define the payload size here
 
 #if( defined ( TARGET_KL25Z ) || defined ( TARGET_LPC11U6X ) )
@@ -54,25 +54,24 @@
 #else
 DigitalOut led(LED1);
 #endif
-
+DigitalOut TXIO(PA_1);
 /*
  *  Global variables declarations
  */
-typedef enum
-{
+typedef enum {
     LOWPOWER = 0,
     IDLE,
-    
+
     RX,
     RX_TIMEOUT,
     RX_ERROR,
-    
+
     TX,
     TX_TIMEOUT,
-    
+
     CAD,
     CAD_DONE
-}AppStates_t;
+} AppStates_t;
 
 volatile AppStates_t State = LOWPOWER;
 
@@ -94,13 +93,13 @@
 
 int16_t RssiValue = 0.0;
 int8_t SnrValue = 0.0;
-
-int main() 
+Serial pc(PB_6, PB_7);
+int main()
 {
     uint8_t i;
     bool isMaster = true;
-    
-    debug( "\n\n\r     SX1276 Ping Pong Demo Application \n\n\r" );
+    pc.printf("Hello World !\n");
+    //debug( "\n\n\r     SX1276 Ping Pong Demo Application \n\n\r" );
 
     // Initialize Radio driver
     RadioEvents.TxDone = OnTxDone;
@@ -109,200 +108,184 @@
     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 );
+    while( Radio.Read( REG_VERSION ) == 0x00  ) {
+        // debug( "Radio could not be detected!\n\r", NULL );
+        pc.printf(".");
         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" );
-    
-    Radio.SetChannel( RF_FREQUENCY ); 
+    TXIO = 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" );
 
+    Radio.SetChannel( RF_FREQUENCY );
+    pc.printf("VERSION:%x\r\n",Radio.Read( REG_FRFMSB ));
+    pc.printf("VERSION:%x\r\n",Radio.Read( REG_FRFMID ));
 #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, "\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, 2000000 );
-    
+                       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,
-                         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 );
-                         
+                       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");
+//   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, 2000000 );
-    
+                       FSK_DATARATE, 0,
+                       FSK_PREAMBLE_LENGTH, FSK_FIX_LENGTH_PAYLOAD_ON,
+                       FSK_CRC_ENABLED, 0, 0, 0, 2000000 );
+
     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 );
-                         
+                       0, FSK_AFC_BANDWIDTH, FSK_PREAMBLE_LENGTH,
+                       0, FSK_FIX_LENGTH_PAYLOAD_ON, 0, FSK_CRC_ENABLED,
+                       0, 0, false, false );
+
 #else
 
 #error "Please define a modem in the compiler options."
 
 #endif
-     
-    debug_if( DEBUG_MESSAGE, "Starting Ping-Pong loop\r\n" ); 
-        
+
+    pc.printf("VERSION:%x\r\n",Radio.Read( REG_LR_MODEMCONFIG1 ));
+    pc.printf("VERSION:%x\r\n",Radio.Read( REG_LR_MODEMCONFIG2 ));
+    //  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;
+
+    while( 1 ) {
+        switch( State ) {
+            case RX:
+                //     debugs((char* )Buffer,sizeof(Buffer));
+                //      debug( "rssi:%d dbm\r\n",Radio.GetRssi( MODEM_LORA ));
+                //      debug( "\r\n" );
+                if( isMaster == true ) {
+                    if( BufferSize > 0 ) {
+                        if( strncmp( ( const char* )Buffer, ( const char* )PongMsg, 4 ) == 0 ) {
+                            led = !led;
+                            //         debug( "...Pong\r\n" );
+                            pc.printf("...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" );
+                            pc.printf("...Ping...\r\n");
+                            led = !led;
+                            isMaster = false;
+                            // Send th  e 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 );
                         }
-                        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 );
-                    }    
-                }
-            }
-            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 );
-                    }    
+                } else {
+                    if( BufferSize > 0 ) {
+                        if( strncmp( ( const char* )Buffer, ( const char* )PingMsg, 4 ) == 0 ) {
+                            led = !led;
+                            //debug( "...Ping\r\n" );
+                            pc.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
+                            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;
-            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;
+                State = LOWPOWER;
+                break;
+            case TX:
+                led = !led;
+                if( isMaster == true ) {
+                    //  debug( "Ping...\r\n" );
+                    pc.printf("Ping...\r\n");
+                } else {
+                    //        debug( "Pong...\r\n" );
+                    pc.printf("Pong...\r\n");
                 }
-                wait_ms( 10 ); 
-                Radio.Send( Buffer, BufferSize );
-            }
-            else
-            {
-                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
-            if( isMaster == true )
-            {
-                // Send the next PING frame
-                strcpy( ( char* )Buffer, ( char* )PingMsg );
-                for( i = 4; i < BufferSize; i++ )
-                {
-                    Buffer[i] = i - 4;
+                Radio.Rx( RX_TIMEOUT_VALUE );
+                State = LOWPOWER;
+                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 );
+                } else {
+                    Radio.Rx( RX_TIMEOUT_VALUE );
                 }
-                wait_ms( 10 );  
-                Radio.Send( Buffer, BufferSize );
-            }
-            else
-            {
-                // Send the next PONG frame
-                strcpy( ( char* )Buffer, ( char* )PongMsg );
-                for( i = 4; i < BufferSize; i++ )
-                {
-                    Buffer[i] = i - 4;
+                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 );
+                } 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 );
                 }
-                wait_ms( 10 );  
-                Radio.Send( Buffer, BufferSize );
-            }
-            State = LOWPOWER;
-            break;
-        case TX_TIMEOUT:
-            Radio.Rx( RX_TIMEOUT_VALUE );
-            State = LOWPOWER;
-            break;
-        case LOWPOWER:
-            break;
-        default:
-            State = LOWPOWER;
-            break;
-        }    
+                State = LOWPOWER;
+                break;
+            case TX_TIMEOUT:
+                Radio.Rx( RX_TIMEOUT_VALUE );
+                State = LOWPOWER;
+                break;
+            case LOWPOWER:
+                break;
+            default:
+                State = LOWPOWER;
+                break;
+        }
     }
 }
 
@@ -310,7 +293,9 @@
 {
     Radio.Sleep( );
     State = TX;
-    debug_if( DEBUG_MESSAGE, "> OnTxDone\n\r" );
+//   debug_if( DEBUG_MESSAGE, "> OnTxDone\n\r" );
+    pc.printf("> OnTxDone\r\n");
+
 }
 
 void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr)
@@ -321,14 +306,17 @@
     RssiValue = rssi;
     SnrValue = snr;
     State = RX;
-    debug_if( DEBUG_MESSAGE, "> OnRxDone\n\r" );
+    //  debug_if( DEBUG_MESSAGE, "> OnRxDone\n\r" );
+    pc.printf("> OnRxDone\r\n");
+    pc.printf("size:%d rssi:%d snr:%d",size,rssi,snr);
 }
 
 void OnTxTimeout( void )
 {
     Radio.Sleep( );
     State = TX_TIMEOUT;
-    debug_if( DEBUG_MESSAGE, "> OnTxTimeout\n\r" );
+//    debug_if( DEBUG_MESSAGE, "> OnTxTimeout\n\r" );
+    pc.printf("> OnTxTimeout\r\n");
 }
 
 void OnRxTimeout( void )
@@ -336,13 +324,15 @@
     Radio.Sleep( );
     Buffer[ BufferSize ] = 0;
     State = RX_TIMEOUT;
-    debug_if( DEBUG_MESSAGE, "> OnRxTimeout\n\r" );
+//   debug_if( DEBUG_MESSAGE, "> OnRxTimeout\n\r" );
+    pc.printf("> OnRxTimeout\r\n");
 }
 
 void OnRxError( void )
 {
     Radio.Sleep( );
     State = RX_ERROR;
-    debug_if( DEBUG_MESSAGE, "> OnRxError\n\r" );
+//   debug_if( DEBUG_MESSAGE, "> OnRxError\n\r" );
+    pc.printf("> OnRxError\r\n");
 }