Arduino

Reference Language | Libraries | Comparison | Changes

GSM : GSM class

## GSM constructor

#### Description

GSM is the base class for all GSM based functions.

#### Syntax

GSM GSMAccess
GSM GSMAccess(debug)

#### Parameters

debug: boolean (default FALSE) flag for turing on the debug mode. This will print out the AT commands from the modem.

#### Example

// libraries
#include <GSM.h>
// PIN Number
#define PINNUMBER ""
// initialize the library instance
GSM gsmAccess; // include a 'true' parameter for debug enabled
void setup()
{
// initialize serial communications
Serial.begin(9600);
// connection state
boolean notConnected = true;
// Start GSM shield
// If your SIM has PIN, pass it as a parameter of begin() in quotes
while(notConnected)
{
if(gsmAccess.begin(PINNUMBER)==GSM_READY){
notConnected = false;
Serial.println("Connected to network");
}
else
{
Serial.println("Not connected");
delay(1000);
}
}
}
void loop()
{
// Nothing here
}
[Get Code]

#### See Also

- begin()
- shutdown()

Reference Home

Corrections, suggestions, and new documentation should be posted to the Forum.

The text of the Arduino reference is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.

### Share

### This link has expired.
Please re-subscribe to our Newsletters.

### Subscribe to our Newsletters

Email

Please enter a valid email to subscribe

Arduino Newsletter
Arduino Store Newsletter

### Confirm your email address

We need to confirm your email address.
To complete the subscription, please click the link in the email we just sent you.

Thank you for subscribing!

Arduino
via Egeo 16
Torino, 10131
Italy

###### Newsletter

- ©2015 Arduino
- Copyright Notice
- Contact us
- About us
- Careers