Node-RED on Raspberry Pi
This chapter will get you acquainted with very popular software for the Raspberry Pi – Node-RED. It is browser-based low-code programming software that allows beginners to create APIs and control the Pi hardware by creating flows, a connected component created by wiring several nodes together to perform a specific task. This chapter has four main sections:
- Introduction to Node-RED
- Node-RED first-time installation, setup, and demonstration
- Node-RED MQTT components and dashboard setup
- Mini project 2 – controlling a NodeMCU LED from the Node-RED dashboard
So, let's start with a basic introduction to what exactly Node-RED is.