/* * Author: Jon Trulson * Copyright (c) 2017 Intel Corporation. * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include #include #include #include #include #include "rn2903.hpp" #include "upm_utilities.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; }