| /* |
| * Author: Jon Trulson <jtrulson@ics.com> |
| * Copyright (c) 2015 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 <unistd.h> |
| #include <iostream> |
| #include <signal.h> |
| #include <stdio.h> |
| #include "grovegprs.h" |
| |
| using namespace std; |
| using namespace upm; |
| |
| void printUsage(char *progname) |
| { |
| cout << "Usage: " << progname << " [AT command]" << endl; |
| cout << endl; |
| |
| cout << "If an argument is supplied on the command line, that argument is" |
| << endl; |
| cout << "sent to the module and the response is printed out." << endl; |
| cout << endl; |
| cout << "If no argument is used, then the manufacturer and the current" |
| << endl; |
| cout << "saved profiles are queried and the results printed out." << endl; |
| cout << endl; |
| cout << endl; |
| } |
| |
| // simple helper function to send a command and wait for a response |
| void sendCommand(upm::GroveGPRS* sensor, string cmd) |
| { |
| // commands need to be terminated with a carriage return |
| cmd += "\r"; |
| |
| sensor->writeDataStr(cmd); |
| |
| // wait up to 1 second |
| if (sensor->dataAvailable(1000)) |
| { |
| cout << "Returned: " << sensor->readDataStr(1024) << endl; |
| } |
| else |
| { |
| cerr << "Timed out waiting for response" << endl; |
| } |
| } |
| |
| |
| int main(int argc, char **argv) |
| { |
| //! [Interesting] |
| |
| // Instantiate a GroveGPRS Module on UART 0 |
| upm::GroveGPRS* sensor = new upm::GroveGPRS(0); |
| |
| // Set the baud rate, 19200 baud is the default. |
| if (sensor->setBaudRate(19200) != mraa::SUCCESS) |
| { |
| cerr << "Failed to set tty baud rate" << endl; |
| return 1; |
| } |
| |
| printUsage(argv[0]); |
| |
| if (argc > 1) |
| { |
| cout << "Sending command line argument (" << argv[1] << ")..." << endl; |
| sendCommand(sensor, argv[1]); |
| } |
| else |
| { |
| // query the module manufacturer |
| cout << "Querying module manufacturer (AT+CGMI)..." << endl; |
| sendCommand(sensor, "AT+CGMI"); |
| |
| sleep(1); |
| |
| // query the saved profiles |
| cout << "Querying the saved profiles (AT&V)..." << endl; |
| sendCommand(sensor, "AT&V"); |
| |
| // A comprehensive list is available from the datasheet at: |
| // http://www.seeedstudio.com/wiki/images/7/72/AT_Commands_v1.11.pdf |
| } |
| |
| //! [Interesting] |
| |
| delete sensor; |
| return 0; |
| } |