Revision 1:fec489514106, committed 2020-11-28

Comitter:

hakusan270

Date:

Sat Nov 28 07:12:19 2020 +0000

Parent:

0:e29839e5b065

Commit message:

1

Changed in this revision

diff -r e29839e5b065 -r fec489514106 main4-2.cpp
--- a/main4-2.cpp	Tue Nov 24 10:14:15 2020 +0000
+++ b/main4-2.cpp	Sat Nov 28 07:12:19 2020 +0000
@@ -1,46 +1,53 @@
 
-//受信用プログラム
+//送信用プログラム
 
 #include "mbed.h"
 #include "nRF24L01P.h"
-RawSerial pc(PA_2, PA_3,9600 );
-//AnalogIn   mike(PA_0);
-AnalogOut  ear_R(PA_4);
-Ticker    interrput;
-#define TRANSFER_SIZE   1
-int   flg = 0;
-float txData[TRANSFER_SIZE], rxData[TRANSFER_SIZE];
-int txDataCnt = 0;
-int rxDataCnt = 0;
+RawSerial  pc(PA_2, PA_3,115200);
+AnalogIn   mic_in(A0);
+AnalogOut  sp_out(A2);
+Ticker     interrput;
+#define TRANSFER_SIZE   16
+int      out_flg = 1;
+int      snd_flg = 0;
+uint16_t txData[TRANSFER_SIZE*2];
+int      txDataIdx = 0;
+int      rxDataCnt = 0;
  
 nRF24L01P my_nrf24l01p(D11, D12, D13, D10, D9,D8);    // mosi, miso, sck, csn, ce, irq
 //nRF24L01P my_nrf24l01p(p5, p6, p7, p8, p9, p10);    // mosi, miso, sck, csn, ce, irq
 
-//DigitalOut myled1(LED1);
-//DigitalOut myled2(D3);
 
-void timer(){  //タイマー割り込みによるスピーカーへの出力
-      if(flg==1){    
-    // ...add it to the transmit buffer
-            //txData[txDataCnt++] = mike.read();
-        ear_R.write(rxData[0]);
-        flg = 0;              
+void timer(){  //タイマー割り込みによるMic in　16回ごとに送信
+      uint16_t ain;
+      if(1 /*out_flg*/){    
+        ain= mic_in.read_u16();
+        txData[txDataIdx] = ain;
+        txDataIdx++;
+        if (txDataIdx == TRANSFER_SIZE) {//最初の16回
+             snd_flg = 1;
+        } else if (txDataIdx >= TRANSFER_SIZE*2){//後の16回
+             txDataIdx=0;
+             snd_flg = 2;
+        } 
+      //  pc.printf("in %d\r\n",ain);
+      //  sp_out.write_u16(ain);
+        //out_flg = 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)
 //  only handles 4 byte transfers in the ATMega code.
+    int i=0;
+    wait_ms(100);
 
-    interrput.attach(&timer, 0.001f);
-
-int i=0;
+    
     my_nrf24l01p.powerUp();
     my_nrf24l01p.setRfFrequency(NRF24L01P_MIN_RF_FREQUENCY);//2400-2525
     my_nrf24l01p.setRfOutputPower(NRF24L01P_TX_PWR_MINUS_12_DB);//mAX 0  -6 -12 -18
-    my_nrf24l01p.setAirDataRate(NRF24L01P_DATARATE_250_KBPS);//250k,1000,2000K
+    my_nrf24l01p.setAirDataRate(NRF24L01P_DATARATE_1_MBPS);//250k,1000,2000K
     // Display the (default) setup of the nRF24L01+ chip
     pc.printf( "nRF24L01+ Frequency    : %d MHz\r\n",  my_nrf24l01p.getRfFrequency() );
     pc.printf( "nRF24L01+ Output power : %d dBm\r\n",  my_nrf24l01p.getRfOutputPower() );
@@ -49,58 +56,26 @@
     pc.printf( "nRF24L01+ RX Address   : 0x%010llX\r\n", my_nrf24l01p.getRxAddress() );
 
     pc.printf( "Type keys to test transfers:\r\n  (transfers are grouped into %d characters)\r\n", TRANSFER_SIZE );
-    my_nrf24l01p.setTransferSize( TRANSFER_SIZE );//mAX 4
+    my_nrf24l01p.setTransferSize( TRANSFER_SIZE * sizeof( uint16_t ));//mAX 4
 
     my_nrf24l01p.setReceiveMode();
     my_nrf24l01p.enable();
     
-
+    wait_ms(10);
+    interrput.attach_us(&timer, 100);//100 usec 10Khz
 
     while (1) {
-
-        // If we've received anything over the host serial link...
- //      if ( pc.readable() ) {
-
-            
-            
-
-            // 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;
-      //    }
+         i++;
+         if (snd_flg==1) {//最初のバッファ
+               snd_flg=0;
+               my_nrf24l01p.write( NRF24L01P_PIPE_P0, (char *)txData , TRANSFER_SIZE * sizeof(uint16_t) );
+              // pc.putc('1');
+         }    
+         else if (snd_flg==2)  {//後半のバッファ         
+               snd_flg=0;
+               my_nrf24l01p.write( NRF24L01P_PIPE_P0, (char*)(txData+TRANSFER_SIZE) , TRANSFER_SIZE * sizeof(uint16_t) );
+             //    pc.putc('2');
 
-            // Toggle LED1 (to help debug Host -> nRF24L01+ communication)
-  //          myled1 = !myled1;
- //      }
-/*   txData[0]='A';    
-   txData[1]='B';
-   txData[2]='C';    
-   txData[3]='0' + (i++ & 0x0f);  
-   */  
-#if   defined ( TARGET_NUCLEO_L053R8 )
- my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, 4 );
-#endif 
-        // If we've received anything in the nRF24L01+...
-       if ( my_nrf24l01p.readable() ) {
-            if(flg == 0){
-            
-            // ...read the data into the receive buffer
-            rxDataCnt = my_nrf24l01p.read( NRF24L01P_PIPE_P0, (char*)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] );  //受信時には値を表示するようにしているつもりです
-              flg = 1;
-            }
-
-            // Toggle LED2 (to help debug nRF24L01+ -> Host communication)
-    //        myled1 = !myled1;
-        }
-    }
- }   //for while(1)
+         }
+   }   //for while(1)
 }