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it works now :smile:
[syntax=c] #include <SIM900.h> [/syntax] [syntax=c] #include "SIM900.h" [/syntax]#include "SIM900.h"
#include "SoftwareSerial.h"
//If not used, is better to exclude the HTTP library,
//for RAM saving.
//If your sketch reboots itself proprably you have finished,
//your memory available.
//#include "inetGSM.h"
//If you want to use the Arduino functions to manage SMS, uncomment the lines below.
#include "sms.h"
SMSGSM sms;
//To change pins for Software Serial, use the two lines in GSM.cpp.
//GSM Shield for Arduino
//www.open-electronics.org
//this code is based on the example of Arduino Labs.
//Simple sketch to send and receive SMS.
int numdata;
boolean started=false;
char smsbuffer[160];
char n[20];
void setup()
{
//Serial connection.
mySerial.begin(9600);
Serial.begin(9600); //only if USB will be connected
mySerial.println("AT+IPR=9600"); //sets the GPRS chip to communicate at 9600 as well
//Start configuration of shield with baudrate.
//For http uses is raccomanded to use 4800 or slower.
if (gsm.begin(2400)){
Serial.println("\nstatus=READY");
started=true;
}
else Serial.println("\nstatus=IDLE");
if(started){
//Enable this two lines if you want to send an SMS.
if (sms.SendSMS("+639062407300", "Arduino SMS"))
Serial.println("\nSMS sent OK");
}
};
void loop()
{
if(started){
//Read if there are messages on SIM card and print them.
if(gsm.readSMS(smsbuffer, 160, n, 20))
{
Serial.println(n);
Serial.println(smsbuffer);
}
delay(1000);
}
};