port.h

单片机中的ADC模块

#ifndef		__PORT__H
#define		__PORT__H

#include "stdtypes.h"

#define Set_Bit(val, bitn)    (val |=(1<<(bitn))) 
#define Clr_Bit(val, bitn)    (val&=~(1<<(bitn))) 
#define Get_Bit(val, bitn)    (val &(1<<(bitn)) ) 
 
void port_init(void);
void outportb(UNS16 Addr,UNS8 Data);
unsigned char inportb(UNS16 Addr);
#endif