The Socket is NE2000 so should "just work" using the same/similar stack as your Netgear FA411 - I've detailed the required setup here: https://www.palmtop.dev/200lx/networking/2021/09/12/hp-200lx-networking.html but it sounds like you're already in good shape. Very interested to hear about your …

Thanks for sharing this - I love it! I've never seen anything like this running on the 200LX - and with a mouse! I think your production level is already excellent - I wouldn't worry about any of the things you mentioned! Looking forward to the teardown one! Subscribed!! 😀