b3-2.asm

来自「汇编语言的设计」· 汇编 代码 · 共 53 行

	ORG	0000H
	LJMP	MAIN
	ORG	1000H
MAIN:   MOV 	R2,#0FH
        MOV 	R3,#0FFH
        MOV 	R4,#0FH
        MOV 	R5,#0FFH
        MOV 	R0,#23H
        MOV 	A,R3
        MOV 	0F0H,R5
        MUL 	AB
        MOV 	@R0,A
        MOV 	A,0F0H
        DEC 	R0
        MOV 	@R0,A
        MOV 	A,R2
        MOV 	0F0H,R5
        MUL 	AB
        ADD 	A,@R0
        MOV 	@R0,A
        DEC 	R0
        MOV 	A,0F0H
        ADDC 	A,#00H
        MOV 	@R0,A
        INC 	R0
        MOV 	A,R3
        MOV 	0F0H,R4
        MUL 	AB
        ADD 	A,@R0
        MOV 	@R0,A
        MOV 	A,0F0H
        DEC 	R0
        ADDC 	A,@R0
        MOV 	@R0,A
        DEC 	R0
        CLR 	A
        ADDC 	A,#00H
        MOV 	@R0,A
        MOV 	A,R2
        MOV 	0F0H,R4
        MUL 	AB
        INC 	R0
        ADD 	A,@R0
        MOV 	@R0,A
        MOV 	A,0F0H
        DEC 	R0
        ADDC 	A,@R0
        MOV 	@R0,A
L1:     SJMP 	L1
        END