I’ll be honest, the fancy firmware isn’t ready for prime time, it crashes a lot. But… if you’re interested in just having a go, check out this link:

https://www.jeffgeerling.com/blog/2024/realizing-meshtastics-promise-t-deck

The firmware download links are dead, but you can get it from here:

https://drive.google.com/file/d/1mN0fy27rIjZt1GtpA-TPxKHNAtrOWjk6/view?usp=sharing