Implemented a sensor node that could sense data from any connected sensor and transmit it over an Ethernet interface to a thingspeak.com
Receiver.cpp
- Committer:
- ganeshgore
- Date:
- 2015-06-01
- Revision:
- 2:9f401852272c
- Child:
- 3:9166a6a2caf3
File content as of revision 2:9f401852272c:
#include "mbed.h" #include "nRF24L01P.h" Serial pc(USBTX, USBRX); // tx, rx nRF24L01P my_nrf24l01p(PTD6, PTE3, PTE2, PTB8, PTB9, PTD0); // mosi, miso, sck, csn, ce, irq DigitalOut GreenLED(LED2); int main() { char count[2]; char RxDataCnt; char temp; my_nrf24l01p.powerUp(); my_nrf24l01p.setRfFrequency(2410); // 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( "Simple 2 Byte Receiver\r\n" ); RxDataCnt = 2; my_nrf24l01p.setTransferSize( RxDataCnt ); my_nrf24l01p.setReceiveMode(); my_nrf24l01p.enable(); while (1) { // If we've received anything in the nRF24L01+... if ( my_nrf24l01p.readable() ) { // ...read the data into the receive buffer temp = my_nrf24l01p.read( NRF24L01P_PIPE_P0, count, RxDataCnt ); pc.printf( "Cnt %d = %d %d\r\n",temp,count[0],count[1]); // Toggle LED2 (to help debug nRF24L01+ -> Host communication) GreenLED = !GreenLED; wait_ms(10); } } }