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Microcontroller › 8051 › sms tranmission through GSM MODEM 8051
i need help. i have run the below code sucessfully in proteus ….but stuck in my matrix circuit ….can any1 give any details why the msg is not transmitting . can any1 give simple msg sending code or edit the below code.
// Program to interface GSM Module with 8051 microcontroller (AT89C51) using PC and LCD
#include<reg51.h>
#define port P2
#define dataport P0 // Data port for LCD
sbit rs = port^5;
sbit rw = port^6;
sbit en = port^7;
//sbit pi= port^3;
int count=0,i,j=0,k=0;
//unsigned char check,str_cz[2]={0x1A,’