Adafruit I2C Controlled + Keypad Shield Kit for 16x2 LCD : ID 715 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
A Bolt-On I2C Navigation Key For Your Next Project | Hackaday
Is sharing I2C pins possible? - RetroPie Forum
Reading a button input using a Raspberry Pi
DS3231 REAL-TIME CLOCK WITH I2C LCD AND ARDUINO NANO : 5 Steps - Instructables
Grove - 12 Key Capacitive I2C Touch Sensor V3(MPR121) - Seeed Wiki
Arduino I2C LCD Buttons Menus - YouTube
I2C NavKey – DuPPa
Firebeetle Covers Oled12864 Display Module, 3.7~5.5v I2c 3-axis Acceleration Sensor 2 Digital Buttons For Iot Internet Of Things - Demo Board - AliExpress
Building a Menu with Buttons for your Microcontroller
LCD I2C interfere with Touch Sensor - Programming Questions - Arduino Forum