Fixed my decade old iPod to listen distraction free to music, quite a ride but in the end successful.

https://www.jrauber.com/posts/2025/08/refresh-ipod-for-digital-detox-journey/

Spaß mit Modbus und Java, denkbar einfach den SOC auslesen.

https://github.com/jrauber/e3dc-modbus