I2C Bus for ATtiny and ATmega : 8 Steps - Instructables
Pcf8574 I2c Interface 8-bit Io Mcu Expansion Board I/o Expander I2c Bus Evaluation Development Module Avr Stm8 C8051f - Integrated Circuits - AliExpress
Connect Two Arduino Boards Using I2C Communication Protocol
How to use I2C / TWI (Two Wire Interface) in AVR ATmega32- (Part 36/46)
Technoblogy - Tiny I2C Routines for all AVR Microcontrollers
Transforming your AVR Microcontroller to the I2C or TWI Slave I/O Expander Project - ATMega32 AVR
How to use I2C-bus on the Atmel AVR Microcontroller | ermicroblog
Amazon.com: PCF8574 I2C Interface 8bit IO MCU Expansion Board I/O Expander I2C Bus Evaluation Development Module AVR STM8 C8051F for Arduino : Electronics
TWI Library
Using the I2C protocol - MCS Wiki AVR
ATmega8 and TWI (I2C) sensors
microcontroller - I2C on atmega168/328 using interrupts - Electrical Engineering Stack Exchange
Markus' Developer Web
BASCOM-AVR
GitHub - DavidAntliff/esp32-avr-i2c: ESP32 master communications over I2C to AVR slave
I2C LCD not working properly with standalone ATMega328 - Displays - Arduino Forum
Technoblogy - Minimal I2C for the New AVR Microcontrollers
AVR Can Write I2C, but Fails to Read (Fails to Write Register Address) - Electrical Engineering Stack Exchange
DS1307 RTC I2C With Battery Real Time Clock Module For Arduino AVR PIC 51 ARM US | eBay
AVR basics: using the I2C bus #4 - receiving data - Machina Speculatrix
How to use I2C-bus on the Atmel AVR Microcontroller | ermicroblog
Transforming your AVR Microcontroller to the I2C or TWI Slave I/O Expander Project | ermicroblog
How to use I2C / TWI (Two Wire Interface) in AVR ATmega32- (Part 36/46)
Reading from EEPROM using AVR I2C | All About Circuits
