pic1657.h

一个PIC的demo程序包

/*
 *	Header file for the Microchip 
 *	PIC 16c57 chip
 *	Baseline Microcontroller
 */

static unsigned char	RTCC	@ 0x01;
static unsigned char	TMR0	@ 0x01;
static unsigned char	PCL	@ 0x02;
static unsigned char	STATUS	@ 0x03;
static unsigned char	FSR	@ 0x04;
static unsigned char	PORTA	@ 0x05;
static unsigned char	PORTB	@ 0x06;
static unsigned char	PORTC	@ 0x07;

static unsigned char control	OPTION	@ 0x00;
static unsigned char control	TRISA	@ 0x05;
static unsigned char control	TRISB	@ 0x06;
static unsigned char control	TRISC	@ 0x07;

/*	STATUS bits	*/
static bit	TO	@ (unsigned)&STATUS*8+4;
static bit	PD	@ (unsigned)&STATUS*8+3;

/*	OPTION bits	*/
#define	T0SE	(1<<4)
#define	PSA	(1<<3)
#define	PS2	(1<<2)
#define	PS1	(1<<1)
#define	PS0	(1<<0)


#define	CONFIG_ADDR	0xFFF
#define FOSC0		0x01
#define FOSC1		0x02
#define WDTE		0x04
#define CP		0x08