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98 lines
2.3 KiB
C++
98 lines
2.3 KiB
C++
/*
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* Author: Jon Trulson <jtrulson@ics.com>
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* Copyright (c) 2015 Intel Corporation.
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*
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* This program and the accompanying materials are made available under the
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* terms of the The MIT License which is available at
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* https://opensource.org/licenses/MIT.
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*
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* SPDX-License-Identifier: MIT
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*/
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#include <iostream>
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#include <signal.h>
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#include <stdio.h>
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#include <string>
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#include "sx1276.hpp"
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#include "upm_utilities.h"
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using namespace std;
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int shouldRun = true;
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void
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sig_handler(int signo)
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{
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if (signo == SIGINT)
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shouldRun = false;
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}
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int
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main(int argc, char** argv)
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{
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signal(SIGINT, sig_handler);
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//! [Interesting]
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cout << "Specify an argument to go into receive mode. Default is transmit" << endl;
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bool rx = false;
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if (argc > 1)
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rx = true;
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// Instantiate an SX1276 using default parameters
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upm::SX1276 sensor;
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// 915Mhz
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sensor.setChannel(915000000);
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// FSK configuration (rx and tx must be configured the same):
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// Tx output power = 14 dBm
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// FSK freq deviation = 25000 Hz
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// FSK bandwidth = 50000 bps
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// FSK AFC bandwidth = 83333 Hz
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// FSK datarate = 50000 bps
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// FSK preamble len = 5
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// FSK fixed length payload = false
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// FSK CRC check = true
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// FSK (rx) continuous Rx mode = false
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sensor.setTxConfig(sensor.MODEM_FSK, 14, 25000, 0, 50000, 0, 5, false, true, false, 0, false);
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sensor.setRxConfig(
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sensor.MODEM_FSK, 50000, 50000, 0, 83333, 5, 0, false, 0, true, false, 0, false, true);
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int count = 0;
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int buflen = 64;
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char buffer[buflen];
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while (shouldRun) {
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if (!rx) {
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snprintf(buffer, buflen, "Ping %d", count++);
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cout << "Sending..." << std::string(buffer) << endl;
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sensor.sendStr(string(buffer), 3000);
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sensor.setSleep();
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upm_delay(1);
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} else {
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// receiving
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cout << "Attempting to receive..." << endl;
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int rv;
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if ((rv = sensor.setRx(3000))) {
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cout << "setRx returned " << rv << endl;
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} else {
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cout << "Received Buffer: " << sensor.getRxBufferStr() << endl;
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}
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// go back to upm_delay when done
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sensor.setSleep();
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upm_delay_us(250000);
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}
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}
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//! [Interesting]
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cout << "Exiting..." << endl;
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return 0;
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}
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