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100 lines
2.6 KiB
C++
100 lines
2.6 KiB
C++
/*
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* Author: Jon Trulson <jtrulson@ics.com>
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* Copyright (c) 2017 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 <string>
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#include "rn2903.hpp"
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#include "rn2903_defs.h"
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using namespace std;
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bool 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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string defaultDev = "/dev/ttyUSB0";
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if (argc > 1)
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defaultDev = argv[1];
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cout << "Using device: " << defaultDev << endl;
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// Instantiate a RN2903 sensor on defaultDev at 57600 baud.
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upm::RN2903 sensor(defaultDev, RN2903_DEFAULT_BAUDRATE);
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// To use an internal UART understood by MRAA, use the following
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// to inititialize rather than the above, which by default uses a
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// tty path.
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//
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// upm::RN2903 sensor = upm::RN2903(0, RN2903_DEFAULT_BAUDRATE);
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// enable debugging
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// sensor.setDebug(true);
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// get version
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if (sensor.command("sys get ver")) {
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cout << "Failed to retrieve device version string" << endl;
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return 1;
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}
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cout << "Firmware version: " << sensor.getResponse() << endl;
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cout << "Hardware EUI: " << sensor.getHardwareEUI() << endl;
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// For this example, we will just try to receive a packet
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// transmitted by the p2p-tx rn2903 example. We reset the
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// device to defaults, and we do not make any adjustments to the
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// radio configuration. You will probably want to do so for a
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// real life application.
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// The first thing to do is to suspend the LoRaWAN stack on the device.
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sensor.macPause();
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// We will use continuous mode (window_size 0), though the default
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// radio watch dog timer will expire every 15 seconds. We will
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// just loop here.
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while (shouldRun) {
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cout << "Waiting for packet..." << endl;
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RN2903_RESPONSE_T rv;
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rv = sensor.radioRx(0);
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if (rv) {
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cout << "radioRx() failed with code " << int(rv) << endl;
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} else {
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string resp = sensor.getResponse();
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string payload = sensor.getRadioRxPayload();
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if (!payload.size())
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cout << "Got response: '" << resp << "'" << endl;
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else
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cout << "Got payload: '" << sensor.fromHex(payload) << "'" << endl;
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}
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cout << endl;
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}
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cout << "Exiting" << endl;
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//! [Interesting]
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return 0;
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}
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