How to control 32 relay module using Arduino

 This video shows how to use the Arduino program to control 32 channel(KC868-H32L) ethernet relay module by serial communication. Here is the Ultimate Smart Home Tech Tour for KinCony’s IoT module DIY. Step by step, it’s very easy to DIY. Perfect for Smart home 2020.

web application by dashboard

 We will produce a series of video tutorials using the IBM Node-Red DIY software. The Node-Red is open-source. I find it’s very easy to use, almost not need to write many program codes. This video shows how to configure Node-RED for website application by dashboard on iOS and android and PC computer by Raspberry…