dly0_1s.inc

来自「PIC单片机指令集」· INC 代码 · 共 37 行

;-----------------------------------------------;
;;						;
;#INCLUDE <DLY0_1S.INC>				;
;;						;
;;	delay 0.1 sec				;
;;	for 16 MHz				;
;===============================================;
;
;	define RAM
;
	CBLOCK		
	 R0_DLY0_1S, R1_DLY0_1S, R2_DLY0_1S
	ENDC
;
DLY0_1S:
	MOVLW 10		; 10*10mS=0.1S
	MOVWF R2_DLY0_1S
DLY0_1S3:	
	MOVLW 100		; 100*0.1mS=10mS
	MOVWF R1_DLY0_1S
DLY0_1S2:
	MOVLW 100		; 100*1uS=0.1mS
	MOVWF R0_DLY0_1S
DLY0_1S1:
	NOP			; 1ck
	DECFSZ 	R0_DLY0_1S	; 1ck
	GOTO   	DLY0_1S1	; 2ck(totaly 4 ck=1uS)
;
	DECFSZ 	R1_DLY0_1S
	GOTO 	DLY0_1S2
;
	DECFSZ 	R2_DLY0_1S
	GOTO 	DLY0_1S3
	RETURN
;
;