i8259

是一个为地铁施工现场开发的人数监控系统，使用ATMEGA16单片机做的，并用了红外传感器。(Is a subway construction site for the development of the number of monitoring systems, using ATMEGA16 microcontroller to do, and use the infrared sensor.)

AD5420操作代码，可以方便的对5420进行读写，5420为SPI通讯，且一般用于工业控制。(AD5420 operation code, you can easily read and write to the 5420, 5420 as SPI communications, and is generally used for industrial control.)

中航信ETERM放大器，C++ 支持350，443端口，分享一下，一起学习(CNAC letter ETERM amplifiers, C++ 350,443-port, share, learn together)

基于一款EV1527的解码程序,配合330K震荡电阻使用(Based on the a EV1527 decoding program, with the use of 330K shock resistance)

ii2读写pcf8591，基于stm32f10xzet6，pcf8591模块，实现热敏电阻转换(ii2 read/write pcf8591)

简单的51单片机控制驱动,功能简单,可以调节转速,适合新手学习.(Simple 51 SCM control drive, a simple function, you can adjust the speed, suitable for beginners to learn.)

一个简单的U8数据转换为bit数据的程序，已经验证通过(A simple U8 data into bit data of the program, has been verified by)

Advanced Engineering Electromagnetics Balanis 2nd Ed - Solution manual Ch4-6

说明：  基于stm32的esp8266 wifi模块开发源码与说明(Source code and description of the development of esp8266 WiFi module based on stm32)

Definition: IADC base address and length in the SPMI PMIC register map.