Diff: main.cpp

Revision:

6:5c8300551004

Parent:

5:8d2188479eec

--- a/main.cpp	Fri Apr 20 20:10:03 2018 +0000
+++ b/main.cpp	Tue Apr 24 21:28:57 2018 +0000
@@ -10,44 +10,115 @@
 DigitalOut myled2(LED2);
 LCD_DISCO_L476VG lcd;
 
+
 void channelChangeMode (void)
 {
-    char stayInWhile = 1;
+    char stayInWhile = 1; 
     char receivedChannelCharacter;
     int rf_channel = 2400;
     pc.printf("Channel menu\n\r");
     pc.printf("select channel\n\r");
-    while(stayInWhile)
-    {
+    while(stayInWhile) {
         pc.printf("waiting for Channel\n\r");
-         if ( pc.readable() ) 
-         {
-            
+        if ( pc.readable() ) {
+
             receivedChannelCharacter = pc.getc();
 
-            if (receivedChannelCharacter >= '1' && receivedChannelCharacter <= '9') // if received 0 through 9 load transmit buffer
-k            {
+            if (receivedChannelCharacter >= '1' && receivedChannelCharacter <= '9') { // if received 0 through 9 load transmit buffer
                 pc.printf("received valid number\n\r");
                 receivedChannelCharacter = receivedChannelCharacter - 0x30;
-                rf_channel = rf_channel + receivedChannelCharacter; 
+                rf_channel = rf_channel + receivedChannelCharacter;
                 pc.printf("new channel, %d\n\r", rf_channel);
                 my_nrf24l01p.setRfFrequency(rf_channel);
                 wait(1);
                 pc.printf( "nRF24L01+ Frequency    : %d MHz\r\n",  my_nrf24l01p.getRfFrequency() );
-                stayInWhile = 0; 
+                stayInWhile = 0;
+            } else {
+                pc.printf(" invalid number\n\r");
             }
-            else
+        }
+        wait(1);
+    }
+    pc.printf("exiting  Channel change mode\n\r");
+
+}
+void OutputpowerchangeMode (void)
+{
+
+    char stayInWhile = 1;
+    char receivedOutputPowerCharacter;
+    int rf_OutputPower = 0;
+    pc.printf("OutputPower menu\n\r");
+    pc.printf("select OutputPower\n\r");
+    while(stayInWhile) {
+        pc.printf("waiting for OutputPower\n\r");
+        if ( pc.readable() ) 
+        {
+            receivedOutputPowerCharacter = pc.getc();
+
+            if (receivedOutputPowerCharacter == '0')
+            {
+                my_nrf24l01p.setRfOutputPower(NRF24L01P_TX_PWR_ZERO_DB );
+                pc.printf("set max output\n\r");
+            
+            }
+            else if (receivedOutputPowerCharacter == '1')
+            {
+                my_nrf24l01p.setRfOutputPower(NRF24L01P_TX_PWR_MINUS_6_DB );
+            
+            }
+            else if (receivedOutputPowerCharacter == '2')
+            {
+                my_nrf24l01p.setRfOutputPower (NRF24L01P_TX_PWR_MINUS_12_DB);
+            }
+            else if (receivedOutputPowerCharacter == '3')
+            {
+                my_nrf24l01p.setRfOutputPower (NRF24L01P_TX_PWR_MINUS_18_DB);
+            }              
+            // add other power settings
+            else 
             {
                 pc.printf(" invalid number\n\r");
             }
         }
         wait(1);
     }
-    pc.printf("exiting  Channel change mode\n\r");
-    
+    pc.printf("exiting  OutputPower change mode\n\r");
+
 }
 
-int main() {
+void AirDataRate (void)
+{
+
+    char stayInWhile = 1;
+    char receivedDataRateCharacter;
+    int rf_DataRate = 0;
+    pc.printf("DataRate menu\n\r");
+    pc.printf("select DataRate\n\r");
+    while(stayInWhile) 
+    {
+        pc.printf("waiting for DataRate\n\r");
+        if ( pc.readable() ) 
+        {
+            receivedDataRateCharacter = pc.getc();
+
+            if (receivedDataRateCharacter >= '1' && receivedDataRateCharacter <= '9') 
+            { // if received 0 through 9 load transmit buffer
+                pc.printf("received valid number\n\r");
+                receivedDataRateCharacter = receivedDataRateCharacter - NRF24L01P_DATARATE_1_MBPS;
+                rf_DataRate = rf_DataRate + receivedDataRateCharacter;
+                pc.printf("new DataRate, %d\n\r", rf_DataRate);
+                my_nrf24l01p.getAirDataRate();
+                wait(1);
+                pc.printf( "nRF24L01+ DataRate    : %d MHz\r\n",  my_nrf24l01p.getAirDataRate() );
+                stayInWhile = 0;
+            }
+        }
+    }
+}
+
+int main()
+{
 
 // The nRF24L01+ supports transfers from 1 to 32 bytes, but Sparkfun's
 //  "Nordic Serial Interface Board" (http://www.sparkfun.com/products/9019)
@@ -58,12 +129,12 @@
     int txDataCnt = 0;
     int rxDataCnt = 0;
     char receivedTerminalCharacter;
-    
+
     uint32_t temp = 0;
     uint8_t stemp[7] = {0};
     //uint8_t title[] = "      DISCOVERY STM32L476";
     my_nrf24l01p.powerUp();
-    
+
 
     // Display the (default) setup of the nRF24L01+ chip
     pc.printf( "nRF24L01+ Frequency    : %d MHz\r\n",  my_nrf24l01p.getRfFrequency() );
@@ -78,83 +149,76 @@
 
     my_nrf24l01p.setReceiveMode();
     my_nrf24l01p.enable();
-    
-printf("Hello\n");
+
+    printf("Hello\n");
     //led_green = 1;
     lcd.Clear();
     lcd.DisplayString((uint8_t *)"HELLO");
     wait(5);
-      lcd.Clear();
-      
-    while (1) {
+    lcd.Clear();
+
+    while (1) 
+    {
 
         // If we've received anything over the host serial link...
         if ( pc.readable() ) {
-            
             receivedTerminalCharacter = pc.getc();
 
-            if (receivedTerminalCharacter >= '0' && receivedTerminalCharacter <= '9') // if received 0 through 9 load transmit buffer
-            {
+            if (receivedTerminalCharacter >= '0' && receivedTerminalCharacter <= '9') {
+                // if received 0 through 9 load transmit buffer
                 pc.printf("Loading TX buffer");
                 // ...add it to the transmit buffer
                 txData[txDataCnt++] = pc.getc();
 
-
                 // If the transmit buffer is full
                 if ( txDataCnt >= sizeof( txData ) ) {
-
                     // Send the transmitbuffer via the nRF24L01+
                     my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, txDataCnt );
 
                     txDataCnt = 0;
 
-
                     // Toggle LED1 (to help debug Host -> nRF24L01+ communication)
                     myled1 = !myled1;
                 }
             }
-            
-            else if (receivedTerminalCharacter == 'h')
-            {
-                 pc.printf("Radio help menu\n\r");
-                 pc.printf("Press c for channel: \n\r");
-                 pc.printf("Press t for TX Power: \n\r");
-                 pc.printf("Press d for datarate: \n\r");
+
+            else if (receivedTerminalCharacter == 'h') {
+                pc.printf("Radio help menu\n\r");
+                pc.printf("Press c for channel: \n\r");
+                pc.printf("Press t for TX Power: \n\r");
+                pc.printf("Press d for datarate: \n\r");
+            } else if (receivedTerminalCharacter == 'c') {
+                channelChangeMode();
+
+            } else if (receivedTerminalCharacter == 't') {
+                OutputpowerchangeMode();
+
+            } else if (receivedTerminalCharacter == 'd') {
+
+                AirDataRate();
             }
-            else if (receivedTerminalCharacter == 'c')
-            {
-                
-                channelChangeMode();
-                
-            }
-                
+
         }
 
         // If we've received anything in the nRF24L01+...
         if ( my_nrf24l01p.readable() ) {
-
             // ...read the data into the receive buffer
             rxDataCnt = my_nrf24l01p.read( NRF24L01P_PIPE_P0, rxData, sizeof( rxData ) );
             // Display the receive buffer contents via the host serial link
             for ( int i = 0; rxDataCnt > 0; rxDataCnt--, i++ ) {
-
                 pc.putc( rxData[i] );
-                
             }
-                lcd.Clear();
-                lcd.DisplayString((uint8_t *)"REC");
-                wait(5);
-                lcd.Clear();
+            lcd.Clear();
+            lcd.DisplayString((uint8_t *)"REC");
+            wait(5);
+            lcd.Clear();
+        }
+
+        // printf("Scroll sequence\n");
+        //led_green = 0;
+        //lcd.Clear();
+
+        // Toggle LED2 (to help debug nRF24L01+ -> Host communication)
+        myled2 = !myled2;
+    }
 }
-    
-   
-    
-   // printf("Scroll sequence\n");
-    //led_green = 0;
-    //lcd.Clear();
-   
-            // Toggle LED2 (to help debug nRF24L01+ -> Host communication)
-            myled2 = !myled2;
-        }
-    }
-