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LED Matrix 的代码
led.asm
ORG 0000H
LJMP MAIN
ORG 0100H
MAIN:
SETB P3.3
MOV A,#01H
MOV DPTR,#0000H
MAIN1: MOVX @DPTR,A
;LCALL delay
INC A
NOP
NOP
NOP
NOP
NOP
LJMP MAIN1
delay:MOV R1,#0f0h
LP1: MOV R2,#0FF
led.s
/*
* This file is part of Jelie,
* (c) 2002 Julien Pilet and
* Stephane Magnenat
*
* Jelie is free software; you can redistribute it
* and/or m
led.c
//串行驱动led显示，
//一个74hc595位移寄存器驱动三极管驱动led位，
//两个74hc595驱动led段，方式位5位x8段x2=10个数码管
//5分频，每次扫描时间位1.25ms
//定义特殊符号
#define nul 0xf
#define qc 0xc
#define qb 0xb
#define q_ 0xa
#define q__ 0xd
led.h
///////////////////////////////////////////////////////////////////////////////
// Led.h : header file
// Visual Source Safe: $Revision: 1.1.1.1 $
//
// Led static control. Will display a LED in 4
led.cpp
///////////////////////////////////////////////////////////////////////////////
// Led.cpp : implementation file
// Visual Source Safe: $Revision: 1.3 $
//
// Led static control. Will display a LE
led.plg
礦ision3 Build Log
Project:
E:\Program Files\Labcenter Electronics\Proteus 6 Demonstration(2)\22 LED\LED.uv2
Project File Date: 06/30/2006
Output:
led.lst
A51 MACRO ASSEMBLER LED 07/25/2006 15:43:55 PAGE 1
MACRO ASSEMBLER A51 V8.00
OBJECT MODULE PLACED IN LED.OBJ
ASSEMBLER INVO
led.lnp
"LED.obj"
TO "LED"
led.asm
ORG 00H
START: MOV DPTR,#TABLE ;指针指向表头地址
S1: MOV A,#00H ;设置地址偏移量
MOVC A,@A+DPTR ;查表取得段码,送A存储
CJNE A,#01H,S2 ;判断段码是否为结束符
LJMP START
S2: MOV P0,A ;段码送LED显示