How to use I2C Pins in Raspberry Pi Pico | I2C Scanner Code
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
I2c only works with pin 18,19.... - ESP32 Forum
Interfacing I2C LCD with ESP32 | ESP32 I2C LCD Tutorial
Micro I2C-Scanner with 0.96" Oled and ATtiny44 | Elektor Magazine