I recently added a UPS to my server rack to keep my internet and home network running during a power outage. After unpacking it, I investigated its USB port and discovered it wasn’t for powering other devices. Instead, it connects to a host computer to provide information like battery charge status, remaining runtime, and current load.
I wanted to access this data without relying on third-party software, so I decided to see if I could reverse-engineer the protocol using Linux.
Interesting topic, but the random usage of “AI” to do things because they did not want to x, followed by them doing x anyways a paragraph down was weird. Also all the xitter LinkedIn style posts and pages of slop code made it awful to read…