I imagine it will be like the Devterm, since it seems to be similar hardware and the same main board. On Devterm you could flash a new keyboard firmware from the Devterm itself, without disassembling anything.
Just for reference, here are a couple of related threads:
I’ve made a mod for the keyboard firmware to allow hot mode switching and gear switching.
Keyboard stuck in Bootloader mode , please hold on a while – I need to cherry pick this fix into my firmware.
I rewrote DevTerm keyboard & trackball firmware from scratch to fix trackball movements.
I think that a good trackball controller satisfies these conditions:
It should be responsive to your rolling speed. The faster you roll, the faster it moves.
But it should be precise if you want, without ‘Fn’ key mode.
Also it shouldn’t be janky when you move diagonally in any angle.
While doing so, it shouldn’t be slippery. It stops to move immediately when you stop to roll.
I’ve also rewrote the keyb…
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