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一些有关c51的小程序，编译已经通过，希望对大家有用-C51 some small procedures, the compiler has passed, everyone would like to be useful

单片机延时子程序-Singlechip Delay Subroutine

430成都技术培训会代码，使用IAR-4.10打开。-430 technical training in Chengdu will be the code, the use of IAR-4.10 open.

利用8051单片机实现对1602液晶显示器驱动，实现时钟功能。-8051 to realize the use of liquid crystal display driver 1602, realize the clock function.

拉幕式数码显示技术，有详细的电路图以及C的程序-La-screen digital display technology, a detailed circuit diagram and the procedure C

4X4矩阵键盘+LCD1602显示,可以开发好多功能-4X4 matrix keyboard+ LCD1602, it can be a good multi-purpose development

8051单片机驱动1602字符液晶的C驱动 已经调试成功，移植性非常好，并且加入了大量注释，这个源码事我成功修改的，绝对可以用-8051 LCD Driver 1602 characters debug the C drive has been successful, transplantation is very good, and adding a lot of notes, the source of issues which I have successfully modified, and absolutely can be used

这是一个用单片机控制晶振播放音乐的例子,播放的是一首经典的歌曲,想听的朋友可以下载哦~~~而且有PROTEUS的仿真呢-This is a crystal oscillator with single-chip microcomputer to control the music player example, the player is a classic song, want to listen to our friends can download Oh ~ ~ ~ but it has PROTEUS simulation

MCS51单片机的宏汇编器源程序。有需要的朋友请下载！-MCS51 MCU macro assembler source code. Friend in need, please download!

单片机外围电路，扩展的4×4键盘液晶显示程序-Single-chip peripheral circuits, expansion of the 4 × 4 keyboard LCD process