Such as the accuracy of frequency measurement based on the principle of design,...

led大屏幕点阵 有程序参考，在灯饰上用处很大！-led large screen dot-matrix program has a reference on the use of lighting at great!

基于单片机的AD转换器，可以用proteus进行仿真-The AD converter based on single chip, you can use proteus simulation

STC单片机的AD功能测试。测试中通过P3口的LED指示AD值。-STC microcontroller AD functional tests. Testing of the LED through the P3 port direction AD value.

凌阳的液晶驱动 61板，大家自己看看吧-Sunplus LCD driver 61 boards, we could see for himself now

本程序是4×4键盘的mega16采样子程序，本程序参考了它人的设计，现在已经在我的项目中使用，其最大的特点就是硬件简单，调试方便，大家不用动脑筋就搞定它了。-This procedure is a 4 × 4 keyboard mega16 sampling subroutine, the procedure with reference to the design of its people, is now in my project to use, its greatest feature is the hardware is simple, easy debugging, you do not use their brains to get it .

本文详细介绍了4×4矩阵式键盘识别技术，内含详细的电路图和C51源代码。-This paper describes a 4 × 4 matrix keyboard recognition technology, and contains detailed schematics and source code C51.

单片机串口通信模板，Keil工程打包，包括两种单片机8051和C8051F020. 有多机通信协议，数据格式为“起始码+本机地址+数据”，模板中已建立接收数据、命令处理、数据发送等流程，极大地方便了串口通信的开发。-Single-chip serial communication templates, Keil engineering package, including two single-chip 8051 and C8051F020. How machine communication protocols, data format for the

这是相关T6963c(240*128)液晶驱动（AVR Mega128) C语言 ,这是转载的程序-T6963c (240* 128) LCD driver (AVR Mega128) C language, which is reproduced in the process

iic工作子程序，用c51编写的我正在使用，献给诸位，改一下就可使用的有其他的需要联系我-work subroutine with c51 I was prepared to use, dedicated to you, change it can be used in any other links to the needs me!

51单片机开发的ps键盘c语言程序，为学习和研究单片机及嵌入式系统开发的同学提供帮助-51 MCU Development ps keyboard c language program, for study and research microcontroller and embedded system development to help students