第1页共25页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第1页共25页#include#include#defineRSPINPORTBbits
RB5//DataorInstrumentSelect#defineRWPINPORTBbits
RB4//WriteorRead#defineEPINPORTBbits
RB3//6800modeEnablesingle#defineINPUTPORTBbits
RB2#definecoldPORTBbits
RB6#definewarmPORTBbits
RB7#defineSTSPORTAbits
RA0#defineCSPORTAbits
RA1#defineA0PORTAbits
RA2#defineCEPORTAbits
RA3#defineRCPORTAbits
RA4voidInterruptHandlerHigh(void);#defineucharunsignedchar//宏定义#defineuintunsignedint#defineK_UP0X20//定义键值#defineK_DOWN0X21#defineK_CLEAR0X24#defineK_OK0X25#defineK_ONE0X30#defineK_FOUR0X31#defineK_SEVEN0X32#defineK_POINT0X33#defineK_TWO0X34#defineK_FIVE0X43#defineK_EIGHT0X36#defineK_ZERO0X37#defineK_THREE0X38#defineK_SIX0X40#defineK_NINE0X41#defineK_SET0X42#include"key
h"////////////////////全局变量////////////////////////