C language to write the HT1621 the driver, a very good example.

单片机 时钟程序,包含秒表，闹钟，时间三个功能-MCU clock.c

单片机和PC机通讯源程序 C语言编程 绝对好用-PC-MCU and communication source is absolutely easy to use C language programming

这个文件是用C语言写的读写FRAM的24C256器件的的源程序。-This document is written using C language to read and write of FRAM source 24C256 devices.

44780lcd驱动源程序,keil C51源码，有参考价值。-44780lcd driving source, Keil C51 source, a reference value.

这是一个关于PWM调光的程序，二极管等渐灭和渐亮-This is a program on the PWM dimming, diodes, etc., and getting brighter gradually eliminate

msp430F169 DMA+DAC12产生正弦波-msp430F169 DMA+ DAC12 generated sine wave

这个是SOC的芯片，是杭州万工的产品。可用于单相简单的电子式电度表的开发。资源比较丰富，可供参考-This is the SOC chip is the industry" s products, Hangzhou 10000. Can be used for a simple single-phase electronic power meter development. Resources are relatively abundant, available for reference

单片机通信实验程序（详细源代码）-SCM Communications experimental procedure (detailed source code)

nRF2401快速开发系统相关的帮助文档。-nRF2401 rapid development of systems related to the help document.

讲述高速数字电路的设计和布线原理，有很多具体的技巧和经验-on high-speed digital circuit design and wiring principle, there are many specific skills and experience