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Description: 这是用74HC595来做的一个PWM程序，非常实用，值得参考！-This is done using a 74HC595 procedures PWM, very practical, it is also useful!
Platform: |
Size: 1024 |
Author: skaler |
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Description: 74HC595 的驱动。任意3IO即可
/*************************************************************
IC ：AT89S52
晶振：12MHz
硬件：1片 HC595
*************************************************************/
#include<intrins.h>
sbit send595=P2^7 //send data to 595 14 脚 DS
sbit shift595=P2^6 //shift data 11 脚 移位
sbit lock595=P2^5 //lock and display data 12 脚 锁存
//sbit shut595=P //disable 595 output 10 脚 输出允许 shut595=1 即关闭输出-driver for 74HC595
Platform: |
Size: 1024 |
Author: 付茂可 |
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Description: led显示屏常用控制芯片74HC595中文资料参数-led display control chip 74HC595 commonly used Chinese data parameters
Platform: |
Size: 621568 |
Author: simonxiao |
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