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DAC 的代码
dac.asm
ORG 0000H
MAIN:
MOV DPTR,#0F000H
MOV A,#00H
LOOP:
MOVX @DPTR,A
;LCALL DELAY
INC A
CJNE A,#0FFH,LOOP
LOOPA:
MOVX @DPTR,A
;LCALL DELAY
DEC A
dac.h
/*
* $Id: dac.h,v 1.3 2003/08/29 09:20:10 ynding Exp $
*
* dac.h : dac driver
*
* Copyright (C) 2003 ynding ( haoanian@263.net )
*
* This program is free software; you can redistribute i
dac.c
/*
* $Id: dac.c,v 1.3 2003/08/29 09:20:32 ynding Exp $
*
* dac.c : dac driver
*
* Copyright (C) 2003 ynding ( haoanian@263.net )
*
* This program is free software; you can redistribute i