MODBUS

SD卡2.0协议的详细资料，可用与SPI使用(The details of the SD card 2.0 protocol can be used with SPI)

数字量-模拟量转换器，可以实现单片机处理的数字量信号转换成模拟量电压电流信号输出(Digital analog converter)

Infi-90读写测试，在安装有COPOSER的计算机上可以运行，采集ABB DCS的控制逻辑块上的数据。(Infi- 90, speaking, reading and writing test, the installation of COPOSER can run on a computer, the data on the acquisition of ABB DCS control logic block.)

c8051f060中定时器设置的参考程序，用于定时器的设置(The timer is set to the C8051F060 reference procedures, used to set the timer)

stm32f103 lib header 头包含文件结构(stm32f103 lib header)

详细介绍了电动机如何拖动负载运行以及电动机的工作原理(Described in detail how to drag the load motor operation and motor works)

单片机SCM处理信号的自动聚焦系统，利用单片机SCMM控制光学镜头，实现自动聚焦功能， (MCU SCM processing a signal automatic focusing system, the use of the microcontroller the SCMM to control the optical lens, to achieve auto-focus function,)

SIM800C升级工具,二次开发工具，省成本的特别好用用的方案(SIM800C upgrade tool)

温度试验18b20数码4位温度计18B20.rar(8b20 temperature test 8B20.rar digital thermometer 4)

矩阵键盘密码锁+简易计算器，C52的单片机平台，C语言开发，适用于初学学习。(Matrix keyboard lock+ simple calculator, C52 MCU platform, C language development, suitable for beginners to learn.)