?? c51框架源代碼.c
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最簡但功能齊全之c51框架源代碼()
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//說明:晶振為12M
#include "reg51.h"
//timer init
void initTimer(void)
{
TMOD=0x0;
TH0=0xff;
TL0=0xff;
}
//UART init
void initUart(void)
{
TMOD|=0x20;
SCON=0x50;
TH1=0xfd;
TL1=0xfd;
TR1=1;
ES=1;
}
//uart interrupt
void uart(void) interrupt 4
{
if(RI)
{
RI=0;
//add your code here.
}
else
TI=0;
}
//timer0/counter0 interrupt
void timer0(void) interrupt 1
{
TH0=0xff;
TL0=0xff;
//add your code here.
}
//int0 interrupt
void int0(void) interrupt 0
{
//add your code here
}
//int1 interrupt
void int1(void) interrupt 2
{
//add your code here
}
//the main fun
void main(void)
{
IT0=1; //INT0下降沿中斷
EX0=1; //允許INT1中斷
IT1=1; //INT1下降沿中斷
EX1=1; //允許INT1中斷
initTimer();
initUart();
TR0=1;
ET0=1;
//EA=1;
}
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