Tag: relay
-
Connect your Arduino projects with a universal Coin Acceptor
This post will show you how you can interface your Arduino projects particularly the ESP32 microcontroller with a universal coin acceptor.
-
Interface ESP32 with the PCF8575 I/O Port Expander
This post will show you how you can increase the number of GPIO port of your ESP32 using the I2C PCF8575 port expander module with Arduino
