Description: SIM900A#include <avr/io.h>
#include <avr/signal.h>
#include <avr/interrupt.h>
#include <stdlib.h>
#include <inttypes.h>
#define sbi(sfr,bit) (_SFR_BYTE(sfr)|=_BV(bit))
#define cbi(sfr,bit) (_SFR_BYTE(sfr)&=~_BV(bit
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File list (Check if you may need any files):
ATMEGA 128\+gprs.txt
..........\GPRS.txt
..........\GPRS防止假死.txt
..........\pc-uart0-sim900a.txt
..........\sim900a tou.txt
..........\uart0调试.txt
..........\读写短信PC-UART0-SIM900.txt
..........\读短信调试.txt
ATMEGA 128
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