这是自己写的关于PS2键盘接口的程序，和单片机的接口，用汇编写的，测试成功，与图形点阵液晶联合使用，不过液晶程序没有上传...

java门禁系统源码,专业用于门禁系统开发-java source code access control system, professional development for Access Control System

专供电子爱好者阅读，或者参加各类电子设计比赛用！-Specifically for reading electronic enthusiasts, or participate in various types of electronic design racing!

1602LCD显示c51-1602LCD show C51

用凌阳16位单片机测试输入波形的频率，动态刷新显示-Sunplus 16-bit single-chip microcomputer used to test the frequency of input waveform, dynamic refresh display

51ct2Timer

51汇编语言，格式为.chm文件，这个好象就是九十年代初孙涵芳（如果我没记错的话）写的一 本书后附的子程序。子程序不全对，至少有个除法的余数有问题，扩大了2倍，我记不清是哪个了，你把其中的一个左移语句去掉就行了，别的记不得了。欢迎常联系。-51 assembly language format. Chm documentation, It was like the early 1990s-wu (if I remember correctly so) wrote a book attached to the subroutine. Subroutine incomplete right, at least a division of the remaining problems, and expanded two times, I can not remember clearly what is, you put one of these bits removed statement on the visit, other reporters unnerving. Welcome regular contact.

Program for ADC0808 with 4 bit LCD routine. It also includes Protus Debug file.

能够在单片机等小型处理器上使用的fat16文件系统，包括文件读写等基本处理函数。-Such as in the single-chip processor for use in small fat16 file system, including document processing and other basic functions to read and write.

一个LCD时钟显示程序，也好似比较简单的，适合初学者-an LCD clock display program, also appears relatively simple, for beginners

tlc1543AD转换程序,TLC1543 AD采样子程序-tlc1543AD the conversion process, TLC1543 AD sampling subroutine