Example based on UDAKZ example + OWEN EDWARDS example to test nRF24L01P with STM32F103C8T6 board
Dependencies: mbed-STM32F103C8T6 mbed nRF24L01P
Fork of STM32F103C8T6_Hello by
main.cpp
- Committer:
- cfb95
- Date:
- 2016-07-29
- Revision:
- 8:c3006edbb507
- Parent:
- 7:accb2c83a007
File content as of revision 8:c3006edbb507:
#include "stm32f103c8t6.h" #include "mbed.h" #include "nRF24L01P.h" // 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 #define LED2 PB_15 #define CSN PC_14 #define CE PC_15 #define IRQ PB_1 #define LED_ON 0 #define LED_OFF 1 Serial pc(PA_2, PA_3); DigitalOut myled1(LED1);//tx activity DigitalOut myled2(LED2);//rx activity nRF24L01P my_nrf24l01p(SPI_MOSI, SPI_MISO, SPI_SCK, CSN, CE, IRQ); // mosi, miso, sck, csn, ce, irq int main() { char txData[TRANSFER_SIZE], rxData[TRANSFER_SIZE]; int txDataCnt = 0; int rxDataCnt = 0; confSysClock(); // Configuring system clock pc.baud(115200); myled1 = LED_OFF; // turn the LED off myled2 = LED_OFF; pc.printf("STM32+nRF24L01+ Test\r\n"); 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(); while (1) { // 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) myled2 = !myled2; } } }