Eduvance SIT2017 / Mbed 2 deprecated WSN_Node0

Node on PIPE0 for Wireless sensor network over NRF.

Dependencies:   mbed nRF24L01P

Fork of WSN_Coordinator by Eduvance SIT2017

node0.cpp@5:dfff2a4e46d1, 2016-06-06 (annotated)

Committer:
SIT2016
Date:
Mon Jun 06 11:04:28 2016 +0000
Revision:
5:dfff2a4e46d1
Node on PIPE1 for Wireless sensor network over NRF.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
SIT2016 5:dfff2a4e46d1 1 /****PIPE0 Transmitter****/
SIT2016 5:dfff2a4e46d1 2
SIT2016 5:dfff2a4e46d1 3 #include "mbed.h"
SIT2016 5:dfff2a4e46d1 4 #include "nRF24L01P.h"
SIT2016 5:dfff2a4e46d1 5
SIT2016 5:dfff2a4e46d1 6 Serial pc(USBTX, USBRX); // tx, rx
SIT2016 5:dfff2a4e46d1 7
SIT2016 5:dfff2a4e46d1 8 nRF24L01P my_nrf24l01p(PTD2, PTD3, PTD1, PTD0, PTD5, PTD4); // mosi, miso, sck, csn, ce, irq
SIT2016 5:dfff2a4e46d1 9 DigitalOut RedLED(PTA5);
SIT2016 5:dfff2a4e46d1 10 AnalogIn pot(A0);
SIT2016 5:dfff2a4e46d1 11
SIT2016 5:dfff2a4e46d1 12 int main()
SIT2016 5:dfff2a4e46d1 13 {
SIT2016 5:dfff2a4e46d1 14 char count[1];
SIT2016 5:dfff2a4e46d1 15 char TxDataCnt;
SIT2016 5:dfff2a4e46d1 16 char temp;
SIT2016 5:dfff2a4e46d1 17
SIT2016 5:dfff2a4e46d1 18 //set tx and rx address for pipe0: 5 bytes long; different for every pipe
SIT2016 5:dfff2a4e46d1 19 long long TxAddress_PIPE0 = 0xC2C2C2C2C2;
SIT2016 5:dfff2a4e46d1 20 long long RxAddress_PIPE0 = 0xC2C2C2C2C2;
SIT2016 5:dfff2a4e46d1 21
SIT2016 5:dfff2a4e46d1 22 my_nrf24l01p.powerUp();
SIT2016 5:dfff2a4e46d1 23 my_nrf24l01p.setRfFrequency(2410);
SIT2016 5:dfff2a4e46d1 24
SIT2016 5:dfff2a4e46d1 25 //setting tx and rx address
SIT2016 5:dfff2a4e46d1 26 my_nrf24l01p.setTxAddress(TxAddress_PIPE0);
SIT2016 5:dfff2a4e46d1 27
SIT2016 5:dfff2a4e46d1 28 //set rx address with default width and pipe number
SIT2016 5:dfff2a4e46d1 29 my_nrf24l01p.setRxAddress(RxAddress_PIPE0, DEFAULT_NRF24L01P_ADDRESS_WIDTH, NRF24L01P_PIPE_P0);
SIT2016 5:dfff2a4e46d1 30
SIT2016 5:dfff2a4e46d1 31 // Display the (default) setup of the nRF24L01+ chip
SIT2016 5:dfff2a4e46d1 32 pc.printf( "nRF24L01+ Frequency : %d MHz\r\n", my_nrf24l01p.getRfFrequency() );
SIT2016 5:dfff2a4e46d1 33 pc.printf( "nRF24L01+ Output power : %d dBm\r\n", my_nrf24l01p.getRfOutputPower() );
SIT2016 5:dfff2a4e46d1 34 pc.printf( "nRF24L01+ Data Rate : %d kbps\r\n", my_nrf24l01p.getAirDataRate() );
SIT2016 5:dfff2a4e46d1 35 pc.printf( "nRF24L01+ TX Address - PIPE0 : 0x%010llX\r\n", my_nrf24l01p.getTxAddress() );
SIT2016 5:dfff2a4e46d1 36
SIT2016 5:dfff2a4e46d1 37 pc.printf( "Wirelesss sensor network \r\n");
SIT2016 5:dfff2a4e46d1 38
SIT2016 5:dfff2a4e46d1 39 TxDataCnt = 1;
SIT2016 5:dfff2a4e46d1 40
SIT2016 5:dfff2a4e46d1 41 //set transfer size for specified pipe
SIT2016 5:dfff2a4e46d1 42 my_nrf24l01p.setTransferSize(TxDataCnt, NRF24L01P_PIPE_P0);
SIT2016 5:dfff2a4e46d1 43 my_nrf24l01p.enable();
SIT2016 5:dfff2a4e46d1 44
SIT2016 5:dfff2a4e46d1 45 char pot_val;
SIT2016 5:dfff2a4e46d1 46
SIT2016 5:dfff2a4e46d1 47 while (1) {
SIT2016 5:dfff2a4e46d1 48
SIT2016 5:dfff2a4e46d1 49 //adjusting data to 0-255 with char data type
SIT2016 5:dfff2a4e46d1 50 pot_val = 255*(pot.read());
SIT2016 5:dfff2a4e46d1 51
SIT2016 5:dfff2a4e46d1 52 count[0] = pot_val;
SIT2016 5:dfff2a4e46d1 53
SIT2016 5:dfff2a4e46d1 54 //transmit on specified pipe
SIT2016 5:dfff2a4e46d1 55 temp = my_nrf24l01p.write( NRF24L01P_PIPE_P0,count, TxDataCnt );
SIT2016 5:dfff2a4e46d1 56
SIT2016 5:dfff2a4e46d1 57 pc.printf( "Sending %d bytes from PIPE0; POT=%d\r\n",temp,count[0]);
SIT2016 5:dfff2a4e46d1 58
SIT2016 5:dfff2a4e46d1 59 // Toggle LED1 (to help debug Host -> nRF24L01+ communication)
SIT2016 5:dfff2a4e46d1 60 RedLED = !RedLED;
SIT2016 5:dfff2a4e46d1 61
SIT2016 5:dfff2a4e46d1 62 wait(1);
SIT2016 5:dfff2a4e46d1 63 }
SIT2016 5:dfff2a4e46d1 64 }