c code for sending sms to gsm from 8051 controller using keil
#1

Dear sir,

I face problem in sending sms from modem which connect with microcontroller throgh Rx,Tx & gnd.
when i send AT+CMGF=1,it retuns OK.but when i send AT+CMGS=9377733199<message><ctrl+z> ,it returns ERROR.


send[0]='A';
send[1]='T';
send[2]='+';
send[3]='C';
send[4]='M';
send[5]='G';
send[6]='S';
send[7]='=';
send[8]='9';
send[9]='3';
send[10]='7';
send[11]='7';
send[12]='7';
send[13]='3';
send[14]='3';
send[15]='1';
send[16]='9';
send[17]='9';
send[18]='\r';
send[19]='G';
send[20]='S';
send[21]='M';
send[22]=0x1a;
send[23]=';';
send[24]='\r';

while(*(send+j))
{
R_UART0_Send(send+j,1);
for(k=0;k<60000;k++);
j++;
}
j=0;


Pls. guide me.
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c code for sending sms to gsm from 8051 controller using keil - by Guest - 17-06-2016, 10:22 AM

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