71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
/**
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* Example code for using a microchip mrf24j40 module to send and receive
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* packets using plain 802.15.4
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* Requirements: 3 pins for spi, 3 pins for reset, chip select and interrupt
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* notifications
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* This example file is considered to be in the public domain
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* Originally written by Karl Palsson, karlp@tweak.net.au, March 2011
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*/
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#define F_CPU 8000000UL
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#include "../../src/mrf24j.h"
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#include "../usart/src/usart.h"
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#include <avr/interrupt.h>
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#include <util/delay.h>
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Mrf24j mrf;
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void handle_rx();
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void handle_tx();
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int main() {
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usart::init(1000000);
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mrf.reset();
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mrf.init();
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mrf.set_pan(0xcafe);
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mrf.set_bufferPHY(true);
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// This is _our_ address
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mrf.address16_write(0x4202);
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mrf.handlers(&handle_rx, &handle_tx);
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//mrf.turbo();
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sei();
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printf("Started");
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while(1) {
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//printf("txxxing...\n\r");
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//mrf.send16(0x4201, "abcd");
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//_delay_ms(5000);
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}
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}
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void handle_rx() {
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printf("------------------------------------------------------\n\r");
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printf("received a packet %i bytes long\n\r", mrf.get_rxinfo()->frame_length);
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if(mrf.get_bufferPHY()){
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printf("Packet data (PHY Payload): ");
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for (int i = 0; i < mrf.get_rxinfo()->frame_length; i++) {
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printf("%x", mrf.get_rxbuf()[i]);
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}
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}
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printf("\r\nASCII data (relevant data): ");
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for (int i = 0; i < mrf.rx_datalength(); i++) {
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usart::put(mrf.get_rxinfo()->rx_data[i]);
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}
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printf("LQI/RSSI=");
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printf("%i/%i\n\r", mrf.get_rxinfo()->lqi, mrf.get_rxinfo()->rssi);
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}
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void handle_tx() {
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if (mrf.get_txinfo()->tx_ok) {
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printf("TX went ok, got ack\n\r");
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} else {
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printf("TX failed after %i retries\n\n\r", mrf.get_txinfo()->retries);
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}
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}
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