arduino control A9G send text messages

 

 

#include <SoftwareSerial.h> 

#define phonenum_call "18,150,561,160" // preferably removable card Unicom card support is not very good 


SoftwareSerial softSerial1 (4,5); // soft serial RXD4, TXD5, communicating with the short message 
 int sendMeg (String phonenum, String text) // send function information can be called directly, without modifying 
  { 

        softSerial1.println ( "AT"); // send AT to GSM, see response 
        char comdata = 0; // last received is determined whether a 
        String phone = ""; // phone numbers stored 
        phone = "AT + CMGS = \" "+ phoneNum + '\"';    
         the while (softSerial1.available ()> 0) { 
        Comdata = softSerial1.read () ; // read each time a character char, and added 
        Delay (2); 
        }     
        softSerial1.println ( "AT"); // send AT to GSM, see the response 
        delay (1000); 
        the while (softSerial1.available() > 2){
        comdata = softSerial1.read (); // every time a read character char, and adding
        } 
        Serial.print (comdata); // Error 
        Delay (2); 
        } 
        IF (! = Comdata 'K') is determined // not received the OK 
        { 
        Serial.println ( "ERROR1"); // error 
// return 0; 
        } 
        Comdata = 0;      
        softSerial1.println ( "the AT + = CMGF. 1"); // set the text mode GSM 
        Delay (500); 
        the while (softSerial1.available ()> 2) { 
        Comdata softSerial1.read = (); // each read a character char, and added 
        Delay (2); 
        } 
        
        IF (! = Comdata 'K') // not received the OK 
        { 
        Serial.println ( "Error2"); 
// return 0; 
        softSerial1.println (phone); // send a certain number
        = 0 Comdata; 
        Delay (1000); 
        the while (softSerial1.available ()>. 1) { 
        Comdata softSerial1.read = (); // every time a read character char, and added 
        Delay (2); 
        } 
        
        IF (Comdata! = '>') does not receive //> 
        { 
        Serial.println ( "error3"); 
// return 0; 
        } 
        Comdata = 0; 
        softSerial1.print (text); // send the written content 
        Delay (500); 
        softSerial1 .write (0x1A); // end of the input text, and transmits 
        Serial.println ( "success"); // success    
    
 } 


 
void Setup () { 
// port hard 
Serial.begin (9600); 
// serial communication listener soft 
softSerial1 .begin (9600); 
softSerial1.listen ();
Delay (5000); 
}
  Comdata String; 
void Loop () { 
    
    IF (Serial.available ()> 0) { 
   // Delay (. 1); // reading speed impact 
      Comdata Serial.readString = (); 
      sendMeg (phonenum_call, Comdata); // to 15147300333 transmission information 
      Comdata = ""; 
      Delay (3000);       
      } 
    
}