cpuio_def.h

51单片机基于CAN总线通信程序

#ifndef __CPUIO_DEF_H__
#define __CPUIO_DEF_H__

//***********************sbit*************************************
//spio define


sbit    LED_RED = P2^1;
sbit    LED_GRE = P2^3;
sbit    SJA_RST = P2^2;//SJA1000复位管脚
sbit    SJA_CS  = P2^0;//SJA1000片选管脚

sbit    MOTPWM    = P1^1 ;
sbit    MOTONOFF  = P1^0 ;
sbit    MOTDIR    = P3^5 ;

sbit    HUOER_REST    = P1^4 ;
sbit     HUOER_LAST   = P1^5 ;
sbit     HUOER_MIDO    = P1^6 ;
sbit     HW_WDT    = P1^7 ;
 
#define PORT_KEY P2
#endif