main.h~

mega8产生的两路PWM信号

#ifndef _MAIN_INCLUDED_
#define _MAIN_INCLUDED_

#include<mega8.h> 
#define uchar unsigned char
#define uint unsigned int
#define dat PORTB
#define x1 PORTD.0
#define x2 PORTD.1
#define out1 PORTD.2
#define out2 PORTD.3
#define x3 PORTD.4
#define x4 PORTD.5
#define x5 PORTD.6
#define x6 PORTD.7

#define hd PORTC.3
#define ld PORTC.4

extern void delay_us(uint i);
extern void ini_xt(void);
extern uchar get_key(void);
extern void display(void);

extern uint ch1,ch2;        //通道1，通道2，

extern uchar fs,td;         //方式（输入输出）,输入通道,ADC结果指针

extern uchar in0,in1;	    //外部中断次数

extern uint js1,js2;       //转速计数 

extern uchar zz;

extern const uchar sz[];

#endif