Tableau数据可视化从入门到精通

说明：  智能车四轮算法,光电组摄像头，使用的是逐飞科技的摄像头，文件包含路径识别和弯道处理(Intelligent vehicle four-wheel algorithm, photoelectric camera, using the technology of fly-by-fly camera, file contains path identification and bend processing)

dahua hikvision test door access control

是一个em78p153s的简单DEMO，用于输出(it is a simple em78p153s demo to applicate output)

使用excel制作自己需要的管理软件，使用excel制作 自己需要的管理软件(Using Excel to make the management software you need)

通过粒子群优化算法，通过栅格法实现移动机器人路径规划(Path Planning of Mobile Robot Based on Particle Swarm Optimization and Grid Method)

这是DB2错误码，在SQL语句使用中会出现错误，就可以查找这些错误码及时解决问题(This is the DB2 error code. If there are errors in the use of SQL statements, you can find these error codes and solve the problem in time.)

说明：  this document is about fluidization.

新中大软件a3维护工具，维护a3的工具，反年结，操作员权限管理等等(New CUHK software A3 maintenance tools, A3 maintenance tools, anti-year closure, operator rights management and so on)

RC522 IIC 基于战舰版的IIC模式的射频RC522 利用IIC实现RC522芯片读写卡(RC522 IIC Radio Frequency RC522 Based on Warship Version IIC Mode Realization of RC522 Read-Write Card by IIC)

说明：  使用arduinoMEGA2560做的全国大学生电子设计大赛2017年管道内钢柱滚动系统题目(Using Arduino MEGA2560 to do the National College Students Electronic Design Competition 2017 Pipeline Rolling System)