Troubleshooting I2C bus on your microcontroller | SeanD
Austin Saint Aubin on Twitter: "Rewrote i2c scanner for Arduino, ESP8266, and ESP32. Makes use of OLED display. Works well, and is fast. Helps me to verify sensors are wired correctly and
25 I2C Device scan wih ESP32 & Arduino - YouTube
How to Use I2C LCD with ESP32 on Arduino IDE (ESP8266 compatible) - Electrorules
ESP32 I2C Communication: Set Pins, Multiple Bus Interfaces and Peripherals | Random Nerd Tutorials