lab1 unknown subject

lab1.asm

; calculate average of 4 numbers in registers 32-35 and write it to register 8
; ivan bobrov 2012

$MOD52

CSEG

ORG 0016h

MAIN:
	; write numbers to data registers
	MOV	32,#05
	MOV	33,#02
	MOV	34,#03
	MOV	35,#01

	; calculate average of two
	MOV	A,32
	ADDC	A,33
	; divide by 2
	RR	A
	; remove bit 7
	ANL	A,#15

	; move to resulting register
	MOV	8,A

	; do the same again with different numbers
	MOV	A,34
	ADDC	A,35
	RR	A
	ANL	A,#15

	; do the same with two results we'we got before
	ADDC	A,8
	RR	A
	ANL	A,#15

	; and write it down to register 8
	MOV	8,A

	; here we go
	JMP	EXIT
	RET

EXIT:
	NOP
	jmp	EXIT
	ret

END