196s18.asm

来自「上课老师给的8086仿真器」· 汇编 代码 · 共 26 行

$INCLUDE(8096.INC)
CSEG AT 2C08H
START:	LD 18H,#00E0H
        LDB IOC1,#00H
        LDB IOC0,#00H
	LDB 1AH,#20H
	STB 1AH,IOPORT2
        LD 1CH,#05H
	LCALL DELAY
JDQ:    LDB 1AH,#00H
	STB 1AH,IOPORT2
	LD 1CH,#25
	LCALL DELAY
	LDB 1AH,#20H
	STB 1AH,IOPORT2
	LD 1CH,#15
	LCALL DELAY
	SJMP JDQ
DELAY:	LD 1AH,#2000H
DELAY1: DEC 1AH
	JNE DELAY1
	DEC 1CH
	JNE DELAY
	RET
	END