68kMLA Classic Interface

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Are PowerBook keyboards ADB?
Posted by: demik on 2023-12-08 15:51:01
Hah! I love that the PCB was designed by Alps. I was expecting a © from Apple. Did Apple just throw the PowerBook keyboard at Alps and tell them to make it work? 😀
Well they did that for desktop keyboards, and same thing with Logitech for trackballs…
Posted by: Arbee on 2023-12-09 06:53:55
Thanks for the photo. Is the chip on this card one that is found in PowerBooks?
Probably a one-off chip. It has a Motorola logo so it's not the Mitsubishi keyboard microcontroller from the 1xx PowerBooks (or the Intel part used in detached ADB keyboards) and it's not PG&E (which is what reads the rows/columns in post-1xx PowerBooks) because that has 160 pins. There appears to be a 34x-xxxx Apple part number on it but the picture's not hi-res enough to read it.
Posted by: olePigeon on 2023-12-11 09:45:46
Well they did that for desktop keyboards, and same thing with Logitech for trackballs…
Oh, right. And the trackpad was Alps Glidepoint, wasn't it?
Posted by: croissantking on 2023-12-12 10:53:35
Hey! I have the same desk mat!
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