upm/examples/c++/rn2903-p2p-rx.cxx
Mihai Tudor Panu 89d5de43e0 license: update to SPDX style license text throughout
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
2020-03-05 15:13:36 -08:00

100 lines
2.6 KiB
C++

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