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LED 的代码
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
/*
******************************************************************************
* Name: led.h
******************************************************************************
*/
#include "ads
led.c
/*
***********************************************************************************
* Name: led.c
* Function: PIO_Init(),LED_On(),LED_Off()
****************************************************
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
/*H**************************************************************************
* NAME: led.h
*----------------------------------------------------------------------------
* Copyrigh
led.c
#include "reg52.h"
sbit _DI = 0x90;
sbit _SCK = 0x91;
sbit _Speak = 0x92;
unsigned char code Led_Show[]={0x50,0xf5,0x68,0x4a,0x47,0xc2,0xc0,0x5b,0x40,0x42,0x41,0xc4,0xf0,0x4c,0xe0,0xe1,0xff};
voi
led.lst
C51 COMPILER V7.02a LED 03/24/2004 21:27:29 PAGE 1
C51 COMPILER V7.02a, COMPILATION OF MODULE LED
OBJECT MODULE PLACED IN LE