WebSite1

一个很不错的彩票网站系统，下载后直接解压上传即可使用(It is a lottery website)

卡尔曼滤波版平衡小车源码，自己已经调试完成了，出自平衡小车之家(Kalman filter version balanced car source code)

转盘 php+MySQL实现转盘，记录！(php for lottery!)

iic触摸屏驱动程序，支持多点触摸功能，应用于平板电脑上。(The iic touch screen drivers, and supports multi-touch function, applied to the tablet PC.)

说明：  通过max30102获取血氧浓度，并计算心率，通过uart1输出(Obtain the blood oxygen concentration through max31002, calculate the heart rate, and output through uart1)

信息发布平台 php+mysql 实例 适合初学者借鉴 包含数据库 (Information release platform for beginners learn php+mysql instance that contains the database)

火车头采集器信商品息发布模块,俺是个好的哈是个大哈工大和就爱上的ghastly德国哈斯大家爱上很多国家阿什顿安徽省大声 (sdfhsjdhfksjdhfkjsdhfkjsdhkfjhsdjf)

小三极管成型机源码程序，实际工程案例应用源码程序 (Small transistor forming machine source programs, the actual application source programs Projects)

说明：  基于STM32F407 MCU，对RS485进行通讯测试,DMA收发数据，经测试数据稳定，功能正常(Based on STM32F407 MCU, RS485 was tested for communication,DMA data receiving and receiving, the tested data was stable and the function was normal)

运算放大器设计与应用.pdf