Cap_Touch_KeyBoard

常用的有源晶振封装库和原理图库，AD环境。(AD environment commonly used active crystal package library and schematic library)

常用的DIP28封装库，适用于Autium Designer 的元件常用PCB封装(Common dip28 package library, common PCB packaging for autiumdesigner components)

A4988步进电机的驱动程序，使用STM32F407单片机驱动(A4988 stepper motor driver)

基于STM32F407实现人脸识别和指纹识别的考勤系统硬件设计。(Hardware Design of Time and Attendance System Based on STM32F407 for Face Recognition and Fingerprint Identification.)

说明：  文件中包含stm32开发板所配套的开关使用说明的程序例程，重在讲解开关是如何被使用的，在kEIL5软件上怎么编写的。(The document contains the program routine of the switch instructions matched by STM32 development board, focusing on how the switch is used and how to write on kEIL5 software.)

金风科技的DFIG相关培训材料，准备投身新能源行业的同学可以参考一下(DFIG related training materials Goldwind, ready to join the new energy industry, the students can refer to)

开关电源谐振LLC 闭环全桥仿真电路，经典(Switching power supply resonant LLC closed loop full bridge simulation circuit, classic)

说明：  iso22900 italian language

说明：  基于单片机的电阻、电容、电感测试仪 可测电容，电感，电阻等元器件的值(Resistance, Capacitance and Inductance Tester Based on Single Chip Microcomputer)

文件中包含stm32开发板所配套的开关使用说明的程序例程，重在讲解开关是如何被使用的，在kEIL5软件上怎么编写的。(The document contains the program routine of the switch instructions matched by STM32 development board, focusing on how the switch is used and how to write on kEIL5 software.)