Control 16 Relays with ESP32 using PCF8575 | Full Tutorial + Code
5:08
YouTubeFair Electro
Control 16 Relays with ESP32 using PCF8575 | Full Tutorial + Code
In this video, I will show you how to control 16 relays using ESP32 and PCF8575 pin expander. This project is perfect if you want to control multiple devices using limited GPIO pins. We will cover: Complete circuit connection How PCF8575 works Interfacing with ESP32 Controlling 16 relays with simple code Different relay patterns (for demo ...
1.5K views2 weeks ago
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