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| #include <avr/io.h>
#include <avr/interrupt.h>
#include <util/delay.h>
#include "uart_lib.h"
#include "string.h"
#define Asize 30
unsigned char mob[10]=" ";
int index=0,a=0,b=0;
char A[Asize]="jfnnffkngpfmg",status=0,line=0;
ISR(USART_RXC_vect)
{
char c=UDR;
if(index<16)
A[index]=c;
index++;
if (c==0x0A)
{
status|=1;
index = 0;
line=0;
}
else if(index == 5)
{
if((strncmp(A,"+cmti",5) == 0))
{
status|=4;
line=1;
}
else if((strncmp(A,"+clip",5) == 0))
{
status|=2;
line=1;
}
else if((strncmp(A,"NO CA",5) == 0))
{
status&=~2;
line=1;
}
}
else if(index>11&index<22&(status>>1))mob[index-12]=c;
}
int main(void)
{
set_uartbaud(9600);
enable_uart_rxcint();
LCDinit();
LCDclr();
sei();
_delay_ms(2000);
_delay_ms(2000);
_delay_ms(2000);
_delay_ms(2000);
_delay_ms(2000);
sendstring_uart("AT\r\n");
sendstring_uart("at+clip=1\r\n");
_delay_ms(2000);
while(1)
{
if(status==3)
{
_delay_ms(500);
if(status>>1&(strncmp(mob,"**********",10) == 0))
{
_delay_ms(2000);
_delay_ms(2000);
_delay_ms(2000);
_delay_ms(2000);
sendstring_uart("ATH\r\n");
_delay_ms(2000);
status=1;
}
}
LCDGotoXY(0,0);
LCDstring(A,16);
LCDGotoXY(0,1);
LCDsendChar(status+48);
LCDsendChar(30);
LCDstring(mob,10);
}
} |