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Dependencies: mbed 4DGL-uLCD-SE mbed-rtos nRF24L01P
main.cpp
- Committer:
- Nurchu
- Date:
- 2018-04-18
- Revision:
- 2:dc046ff72566
- Parent:
- 1:fc0a2c17e086
- Child:
- 7:0ac1f1ca8aa6
- Child:
- 9:268d096562f1
File content as of revision 2:dc046ff72566:
#include "mbed.h" #include "Microphone.h" #include "nRF24L01P.h" #include "rtos.h" Serial pc(USBTX, USBRX); // tx, rx nRF24L01P my_nrf24l01p(p5, p6, p7, p8, p9, p10); // mosi, miso, sck, csn, ce, irq DigitalOut myled1(LED1); DigitalOut myled2(LED2); DigitalOut myled3(LED3); Microphone mymicrophone(p16); 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. #define TRANSFER_SIZE 4 char txData[TRANSFER_SIZE], rxData[TRANSFER_SIZE]; int txDataCnt = 0; int rxDataCnt = 0; my_nrf24l01p.powerUp(); // 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() ); pc.printf( "nRF24L01+ Data Rate : %d kbps\r\n", my_nrf24l01p.getAirDataRate() ); pc.printf( "nRF24L01+ TX Address : 0x%010llX\r\n", my_nrf24l01p.getTxAddress() ); 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 ); my_nrf24l01p.setReceiveMode(); my_nrf24l01p.enable(); void michello() { //read in, subtract 0.67 DC bias, take absolute value, and scale up .1Vpp to 15 for builtin LED display myleds = int(abs((mymicrophone - (0.67/3.3)))*500.0); //Use an 8kHz audio sample rate (phone quality audio); wait(1.0/8000.0); } void sendmic() { whilte (1) } void pchello() { // If we've received anything over the host serial link... if ( pc.readable() ) { // ...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; } // 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] ); } // Toggle LED2 (to help debug nRF24L01+ -> Host communication) myled3 = !myled3; } } } Mutex mux; Thread pcthread; Thread micthread; while (1) { } main (1) { while (1) { } }