isr.h

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#ifndef __ISR_H__
#define __ISR_H__

/* variable definition */
unsigned char data timer;
extern unsigned char data timer10msflag;

unsigned char data dispbit;
unsigned char data led[4];
unsigned char data led_flag;


unsigned char data ledbit=0;
/*“程”*/
unsigned char code leddata[]={0x24,0x24,0xA4,0XFE,0XA3,0X22,0X20,0X7E,
0X42,0X42,0X42,0X42,0x42,0x7F,0X02,0X00,0X08,0X06,0X01,0XFE,0X00,0X43,0X41,0X49,
0X49,0x49,0X7F,0X49,0X4D,0X69,0X41,0X00};


unsigned char data uartsendptr;
unsigned char data uartreceptr;
unsigned char data uartproflag;
unsigned char data uartreceflag;
unsigned char data uartsendflag;
unsigned char data uartsendtempptr;
unsigned char xdata uartrecebuf[256];
unsigned char xdata uartsendbuf[256];
unsigned char data echoflag;


unsigned char data keysta;
unsigned char data keyflag;
unsigned char data keyrow;
unsigned char data keyvalue;
unsigned char data keyin;
unsigned char data keylast;
unsigned char data keyontimer;
unsigned char data keyofftimer;
enum{
    KEYON,
	KEYOFF
};

/* function declaration */
unsigned char led_format(unsigned char data leddata);


/* constant definition*/
#define LED0	0xFF-0x3F	//digital LED display digit of "0"
#define LED1	0xFF-0x06	//digital LED display digit of "1"
#define LED2	0xFF-0x5B	//digital LED display digit of "2"
#define LED3	0xFF-0x4F	//digital LED display digit of "3"
#define LED4	0xFF-0x66	//digital LED display digit of "4"
#define LED5	0xFF-0x6D	//digital LED display digit of "5"
#define LED6	0xFF-0x7D	//digital LED display digit of "6"
#define LED7	0xFF-0x07	//digital LED display digit of "7"
#define LED8	0xFF-0x7F	//digital LED display digit of "8"
#define LED9	0xFF-0x6F	//digital LED display digit of "9"
#define LEDERR	0xFF-0x79	//digital LED display digit of "E"

#define LEDCOM1	0xFF-0x01	//digital LED display digit of "1"
#define LEDCOM2	0xFF-0x02	//digital LED display digit of "2"
#define LEDCOM3	0xFF-0x04	//digital LED display digit of "3"
#define LEDCOM4	0xFF-0x08	//digital LED display digit of "4"




#endif