mrf24j40/test/rx/main.cpp

68 lines
1.7 KiB
C++

/**
* Example code for using a microchip mrf24j40 module to send and receive
* packets using plain 802.15.4
* Requirements: 3 pins for spi, 3 pins for reset, chip select and interrupt
* notifications
* This example file is considered to be in the public domain
* Originally written by Karl Palsson, karlp@tweak.net.au, March 2011
*/
#define F_CPU 8000000UL
#include "../../src/mrf24j.h"
#include <stdio.h>
#include <pigpio.h>
Mrf24j mrf;
void handle_rx();
void handle_tx();
int main() {
mrf.reset();
mrf.init();
mrf.set_pan(0xcafe);
mrf.set_bufferPHY(true);
// This is _our_ address
mrf.address16_write(0x4202);
mrf.handlers(&handle_rx, &handle_tx);
printf("Pan id: %x\n\r", mrf.get_pan());
//mrf.turbo();
printf("Started");
while(1) {
printf("Hello\n\r");
time_sleep(2);
}
}
void handle_rx() {
printf("------------------------------------------------------\n\r");
printf("received a packet %i bytes long\n\r", mrf.get_rxinfo()->frame_length);
if(mrf.get_bufferPHY()){
printf("Packet data (PHY Payload): ");
for (int i = 0; i < mrf.get_rxinfo()->frame_length; i++) {
printf("%x", mrf.get_rxbuf()[i]);
}
}
printf("\r\nASCII data (relevant data): ");
for (int i = 0; i < mrf.rx_datalength(); i++) {
putchar(mrf.get_rxinfo()->rx_data[i]);
}
printf("LQI/RSSI=");
printf("%i/%i\n\r", mrf.get_rxinfo()->lqi, mrf.get_rxinfo()->rssi);
}
void handle_tx() {
if (mrf.get_txinfo()->tx_ok) {
printf("TX went ok, got ack\n\r");
} else {
printf("TX failed after %i retries\n\n\r", mrf.get_txinfo()->retries);
}
}