Diff: SX1276GenericPingPong/GenericPingPong2.cpp

Revision:

7:6264bc5b6421

Parent:

6:51f492ca61a2

Child:

8:5ff74d7381dc

--- a/SX1276GenericPingPong/GenericPingPong2.cpp	Wed Oct 14 00:19:02 2020 +0000
+++ b/SX1276GenericPingPong/GenericPingPong2.cpp	Fri Oct 16 06:50:04 2020 +0000
@@ -19,13 +19,13 @@
 #ifdef FEATURE_LORA				// in main.cpp
 
 /* 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            RF_FREQUENCY_915_0  // Hz
-#define TX_OUTPUT_POWER         14                  // 14 dBm
+#define TX_OUTPUT_POWER         1                  // 14 dBm
 
 #if USE_MODEM_LORA == 1
 
@@ -33,8 +33,11 @@
 #define LORA_SPREADING_FACTOR   LORA_SF7
 #define LORA_CODINGRATE         LORA_ERROR_CODING_RATE_4_5
 
-#define LORA_PREAMBLE_LENGTH    8       // Same for Tx and Rx
-#define LORA_SYMBOL_TIMEOUT     5       // Symbols
+//#define LORA_PREAMBLE_LENGTH    8       // Same for Tx and Rx, default
+#define LORA_PREAMBLE_LENGTH    5
+//#define LORA_SYMBOL_TIMEOUT     5       // Symbols
+#define LORA_SYMBOL_TIMEOUT     4       // Symbols
+
 #define LORA_FIX_LENGTH_PAYLOAD_ON  false
 #define LORA_FHSS_ENABLED       false  
 #define LORA_NB_SYMB_HOP        4     
@@ -56,9 +59,11 @@
 #endif 
 
 
-//#define RX_TIMEOUT_VALUE    3500	// in ms, default
-#define RX_TIMEOUT_VALUE    333	// testing
-//#define RX_TIMEOUT_VALUE    333	// in ms
+#if MASTER == 1
+	#define RX_TIMEOUT_VALUE    3500	// in ms, default
+#elif SLAVE == 1
+	#define RX_TIMEOUT_VALUE    333	// in ms
+#endif
 
 //#define BUFFER_SIZE       32        // Define the payload size here
 //#define BUFFER_SIZE         64        // Define the payload size here
@@ -246,11 +251,67 @@
     if (DEBUG_MESSAGE)
         ad->printf("Starting Ping-Pong loop\r\n"); 
 
-        
-    Radio->Rx( RX_TIMEOUT_VALUE );
+#if MASTER == 1        
+    Radio->Rx( RX_TIMEOUT_VALUE );	// initate Rx State for Master
+#endif
+    
 return 0; //added by Walter due to "Control reaches end of non-void function"
 }
 
+
+bool SX1276MasterCheckForNewData(void)
+{
+    bool new_data_available = false;
+    switch( State )
+    {
+    case RX:
+        if( BufferSizeRx > 0 )
+        {
+            new_data_available = true;
+            wait_ms( 10 ); //do we need this?
+            if (DEBUG_MESSAGE)
+                ad->printf( "State=RX\r\n" );
+        }
+        Radio->Rx( RX_TIMEOUT_VALUE );  
+        State = LOWPOWER;
+        break;
+    case RX_TIMEOUT:
+        wait_ms( 10 ); 
+        if (DEBUG_MESSAGE)
+                ad->printf( "State=RX_TIMEOUT\r\n" );     
+        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
+        wait_ms( 10 );  
+        if (DEBUG_MESSAGE)
+                ad->printf( "State=RX_ERROR\r\n" );
+        Radio->Rx( RX_TIMEOUT_VALUE );
+        State = LOWPOWER;
+        break;
+    case TX_TIMEOUT:
+        if (DEBUG_MESSAGE)
+                ad->printf( "State=TX_TIMEOUT\r\n" );
+        State = LOWPOWER;
+        break;
+    case LOWPOWER:
+        sleep();
+        break;
+    default:
+        sleep(); // TODO, should this be removed?
+        break;
+    }   
+    return new_data_available; 
+}
+
+void SX1276SlaveSendData(void)
+{
+    //wait_ms( 10 );  
+    Radio->Send( BufferTx, BufferSizeTx );
+    sleep();
+}
+
 /****************************************************************************************************************************************
  * 
  ****************************************************************************************************************************************/
@@ -558,4 +619,6 @@
 }
 
 
+
+
 #endif