Development v12

Warning - Product Update

All the resources present on this section belong to Waspmote v12, Waspmote Plug & Sense! v12 and Meshlium v3.8.

If you have a Waspmote v15, Waspmote Plug & Sense! v15 or Meshlium v4.0 please go to the new Development Section.

Check what is your version and what are the differences between the old and the new one in this document.

» 3G 14: Sending AT commands

This example shows how to send AT commands to the 3G + GPS module

Required Materials

1 x Waspmote
1 x battery
1 x 3G + GPS module

Notes

- 3G module must be powered with a battery
- When 3G is in use, interrupts can't be used
- This example can be executed in Waspmote v12 and Waspmote v15

Code

/*  
 *  --------------- 3G_14 - Sending AT commands ----------------- 
 *  
 *  Explanation: This example shows how to send AT commands to the
 *  3G + GPS module
 *  
 *  Copyright (C) 2014 Libelium Comunicaciones Distribuidas S.L. 
 *  http://www.libelium.com 
 *  
 *  This program is free software: you can redistribute it and/or modify 
 *  it under the terms of the GNU General Public License as published by 
 *  the Free Software Foundation, either version 3 of the License, or 
 *  (at your option) any later version. 
 *  
 *  This program is distributed in the hope that it will be useful, 
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of 
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
 *  GNU General Public License for more details. 
 *  
 *  You should have received a copy of the GNU General Public License 
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>. 
 *  
 *  Version:           1.2
 *  Design:            David Gascón 
 *  Implementation:    Alejandro Gállego
 */

#include "Wasp3G.h"

char at_command[] = "+CGMR?";
int8_t answer;

void setup()
{
    // setup for Serial port over USB:
    USB.ON();
    USB.println(F("USB port started..."));

    // 1. activates the 3G module:
    answer = _3G.ON();
    if ((answer == 1) || (answer == -3))
    {
        USB.println(F("3G module ready..."));

        // 2. sends an AT command
        _3G.sendATCommand("AT command without AT");
        USB.println(_3G.buffer_3G);

        // 3. This command gets the version of the module
        _3G.sendATCommand(at_command);
        USB.println(_3G.buffer_3G);
    }
    else
    {
        // Problem with the communication with the 3G module
        USB.println(F("3G module not started"));
    }

    // 4. powers off the 3G module:
    _3G.OFF();

}

void loop()
{
}

Output

H#
USB port started...
3G module ready...

Manufacturer: SIMCOM INCORPORATED
Model: SIMCOM_SIM5215
Revision: 1535B01SIM5215
SIM5215_1535_091127_V1.00
QCN:
IMEI: 351602000330570

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