pic16f639.inc

PKE（被动无钥门禁系统

#define CommsLED	PORTC,0		; LED D4
#define ErrorLED	PORTA,5		; LED D5



#define	LFDATA		PORTC,3		; Low Frequency Data IN

#define	REC_EVENT	4
#define	IDLE		6
#define	RF_START	7
#define	RF_Button	0


	ifndef MSG_INTERRUPT
	#define	MSG_INTERRUPT	(1<<REC_EVENT)
	endif


	ifndef BUTTON_MASK
	#define	BUTTON_MASK		B'00000001'
	endif


;/*
;	This register indicates the occurred events
;
;	@bitfield	N.A. | IDLE | RA5_EVENT | MSG_INTERRUPT | RA3_EVENT | RA2_EVENT | RA1_EVENT | RA0_EVENT |
;
;*/
	extern	EVENT_REG
;/*
;	This register is a copy of PORTA, when the last button event occured
;*/
	extern	Button_old
;/*
;	Referrence to the DATA in the EEPROM.
;	The first four bytes are the Serial number
;	The next eight bytes are the Encryption Key
;*/
	extern	EE_DATA
;/*
;	Referrence to the beginning of userspace EEPROM memory.
;	The following 8 bytes are reserved for that purpose.
;*/
	extern	EE_USER


	extern	BUTTON_DELAY