junzhi:	
	mov	60h,62h		;數(shù)據(jù)組FIFO處理		
	mov	61h,63h
	mov	62h,64h
	mov	63h,65h
	mov	64h,66h
	mov	65h,67h
	mov	66h,68h
	mov	67h,69h
	mov	68h,6ah
	mov	69h,6bh
	mov	6ah,6ch
	mov	6bh,6dh
	mov	6ch,6eh
	mov	6dh,6fh
	mov	6eh,46h
	mov	6fh,47h
	mov	r2,#07h		;8組數(shù)據(jù)求和，需加6+1=7次
	mov	r1,#6fh		;數(shù)據(jù)組的最高該位指針
	mov	a,@r1
	mov	r4,a
	dec	r1
	mov	a,@r1
	mov	r5,a
nxtadd:	dec	r1
	mov	a,@r1
	mov	r6,a
	dec	r1
	mov	a,@r1
	mov	r7,a
	lcall	dadd
	djnz	r2,nxtadd
	mov	r2,#03h		;取平均值(/8)
nxtrr:	clr	c
	mov	a,r5
	rrc	a
	mov	r5,a
	mov	a,r4
	rrc	a
	mov	r4,a
	djnz	r2,nxtrr
	mov	4Ch,r5		;結(jié)果送回4Ch(H)，4Dh(L)
	mov	4Dh,r4
	ret

dadd:				;R5(H)R4(L)+R7(H)R6(L) = R5(H)R4(L);use RAM 4AH,4BH
	mov	4ah,r4
	mov	4bh,r5
	clr	c
	mov	a,r6
	add	a,4ah
	mov	4ah,a
	mov	a,r7
	addc	a,4bh
	mov	4bh,a
	jb	cy,loop		;和溢出處理
	mov	r4,4ah
	mov	r5,4bh
	ret
loop:
	mov	r4,#0ffh
	mov	r5,#0ffh
	ret