Delete comment from: Ken Shirriff's blog
Fun stuff. I worked on the original monitors at IBM that supported DDC1 ...many years ago. The early units had a square box in series on the monitor cable. That is where the micro resided that spit out the DDC1 data stream.
Apr 6, 2018, 3:45:10 PM
Posted to Reading a VGA monitor's configuration data with I2C and a PocketBeagle