Monish Kapadia
/
LAB24_Node1
Node1_1
Node1.cpp
- Committer:
- monish
- Date:
- 2016-07-06
- Revision:
- 0:28f16e64ef5f
- Child:
- 1:c9a26d3b593b
File content as of revision 0:28f16e64ef5f:
/****PIPE1 Transmitter****/ #include "mbed.h" #include "nRF24L01P.h" Serial pc(USBTX, USBRX); // tx, rx nRF24L01P my_nrf24l01p(PTD2, PTD3, PTD1, PTD0, PTD5, PTD4); // mosi, miso, sck, csn, ce, irq DigitalOut RedLED(LED1); AnalogIn ldr(A1); int main() { char count[1]; char TxDataCnt; char temp; //set tx and rx address for pipe1: 5bytes long; different for every pipe long long TxAddress_PIPE1 = 0xE2E2E2E2E2; long long RxAddress_PIPE1 = 0xE2E2E2E2E2; my_nrf24l01p.powerUp(); my_nrf24l01p.setRfFrequency(2475); //set tx address my_nrf24l01p.setTxAddress(TxAddress_PIPE1); //set rxaddress with default width for specified pipe my_nrf24l01p.setRxAddress(RxAddress_PIPE1, DEFAULT_NRF24L01P_ADDRESS_WIDTH, NRF24L01P_PIPE_P1); // 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 - PIPE1 : 0x%010llX\r\n", my_nrf24l01p.getTxAddress() ); pc.printf( "Wirelesss sensor network \r\n"); TxDataCnt = 1; //set transfer size for each pipe my_nrf24l01p.setTransferSize(TxDataCnt, NRF24L01P_PIPE_P1); my_nrf24l01p.enable(); char ldr_val; while (1) { //adjusting data to 0-255 with char data type ldr_val = 255*(ldr.read()); count[0] = ldr_val; //transmit on specified pipe temp = my_nrf24l01p.write( NRF24L01P_PIPE_P1,count, TxDataCnt ); pc.printf( "Sending %d bytes from PIPE1; LDR=%d\r\n",temp,count[0]); // Toggle LED1 (to help debug Host -> nRF24L01+ communication) RedLED = !RedLED; wait(10); } }