Node Red MCP23008 Timer Tutorial

In this video we will use NCD’s MCP23008 Node Red module.  We will trigger a relay for a specified duration using out of the box functionality in Node Red.A quick introduction to using NCD’s MCP23008 Node Red module.  In this video we used the following hardware:

4- Channel General Purpose SPDT Relay Shield + 4 GPIO with IoT Interface

USB Interface Adapter for NCD IoT Devices