main.h

基于7279的直流电机程序

#ifndef __MAIN_H__
#define __MAIN_H__

#define  _Nop()  _nop_()
#define uint  unsigned int
#define uchar unsigned char

/********************电机驱动端口**********************/
sbit  PWM1 = P1^0;
sbit  PWM4 = P1^3;
sbit  PWM2 = P1^1;
sbit  PWM3 = P1^2;

/********************键盘接口*************************/
sbit LEFT_KEY=P2^0;
sbit UP_KEY =P2^1;
sbit DOWN_KEY=P2^2;
sbit RIGHT_KEY=P2^3;

#endif