From the Forums: Using xbee to remote-control an HDMI switch « Adafruit Industries – Makers, hackers, artists, designers and engineers!
gedasymbols: Arduino HDMI-CEC
Simple and Robust {Computer — Arduino} Serial Communication | by Antonin RAFFIN | Medium
Ambilight System for Every Input Connected to Your TV. WS2812B Arduino UNO Raspberry Pi HDMI (Updated 12.2019) : 12 Steps (with Pictures) - Instructables
Arduino Compatible Base Board for RPi CM4, HDMI, USB, M.2 Slot CM4-Duino - RobotShop
Overview | Adafruit TFP401 HDMI/DVI Decoder to 40-pin TTL Display | Adafruit Learning System
Arduino HDMI Shield - YouTube
Amazon.com: Arduino Compatible Base Board Compatible with Raspberry Pi Compute Module 4 HDMI Video Supports 4K 30fps Output USB 2.0 Type A M.2 Slot : Electronics
Arduino HDMI Shield: bridging the gap between small MCUs and Full HD Monitors - Electronics-Lab.com
Raspberry Pi as Arduino HDMI Shield | Code and Life
gedasymbols: Arduino HDMI-CEC
Modding a 3 port hdmi switch to simulate button press with arduino remotely : r/arduino