void GM862_Send_Ram(char *s1 , char enter)   //
{
// Send command or data string
   while(*s1) {
               UART1_Write(*s1++);
              }
// Terminatation by CR
  if( enter==1) UART1_Write(0x0D);
}

void Send_Msg(char* Msg)
{
  GM862_Send_Ram(atc3,0);
  GM862_Send_Ram(phone_number,1);

  while (rsp != GSM_Ready_To_Receive_Message) ; // Wait for appropriate ready signal

  GM862_Send_Ram(Msg,1);               // Send message content
  UART1_Write(0x1A);                 // Send CTRL + Z as end character
  UART1_Write(0x0D);                 // Send CR
  while (rsp != GSM_OK) ;             // Wait OK as confirmation that the message was sent
}