这是一个时钟程序，有可调功能，走时比较准确，还可定闹钟，比较实用...

RS422 RS485技术标准-RS422 RS485 technical standards

单片机开发使用的HEX文件说明。-MCU development and use of the HEX documentation.

CMOS图像传感器OV7620在点钞机人民币号码识别记录系统中的应用-CMOS image sensor OV7620 yuan in cash registers record number recognition system

C8051F020的KEIL工程文件，包括一些内部资源使用代码，以及TS19264的驱动程序-C8051F020 KEIL project, including some internal resources to use code, as well as TS19264 drivers

这是一个c8051F020单片机通讯程序，请各位大侠，看了后多提宝贵意见。-C8051F020

自制的一个单片机发送按键代码,另一个单片机接收按键代码的实例.-adfadf adf asdf asd fasd fadf sdfasdf asdf sadfsadf asdf asdf d fadf sadfasdf asdfa

DK3200开发板上的ADC开发出的AD和PWM应用程序，可以在LED上显示测量结果-DK3200 Development Board of the ADC developed AD and PWM applications, can be displayed on LED measurement results

基于51系列单片机的串口通信测试程序，希望对大家有帮助-Based on 51 Series Single-chip serial communications test program, and they hope to have everyone help

美国TI公司的protel 元器件库，在应用中需要更新，本人收集了最新的版本共30M，为提高上传速度分六次上传。文件名依次为TI_1到TI_6。希望大家设计电路板时少走弯路。由于在上传时找不到分类，所以归结为书籍一类-TI" s U.S. Treasury protel components, need to be updated in the application, I collected a total of up-to-date version of 30M, to improve the upload speed upload six hours. File name followed by TI_1 to TI_6. Hope that the design of circuit board less detours. From when can not find in the classification, it comes down to a class of books

蓝牙PCB天线设计技巧加实例分析.可以为您节省很多产品成本-Bluetooth antenna design skills plus PCB Case Analysis. Can save you a lot of product cost