Arduino Mega R3 I2C issues, nothing seems to talk - Arduino - Core Electronics Forum

wire.h how to write/read on 2scl, 2sda on mega r3 - Programming Questions - Arduino Forum

I2C between an Arduino Mega and a Teensy 3.x

I2C sensor No device found - Sensors - Arduino Forum

The Arduino Mega 2560 is a microcontroller board based on the ATmega2560. It has 54 digital input/output pins (of which 15 can be used as PWM

Arduino Mega 2560 Rev3

Arduino program hurdle I can't cross - Project Guidance - Arduino Forum

for a single board does it has only one I2C address - Networking, Protocols, and Devices - Arduino Forum

Arduino Uno - R3 - DEV-11021 - SparkFun Electronics

i2c not working while basics are correct - Interface forum - Interface - TI E2E support forums

Arduino MEGA Multiple SCL and SDA pins needed - Project Guidance - Arduino Forum

led - Computer not detecting my Arduino MEGA 2560 R3 - Arduino Stack Exchange