Lets the frame rate be capped at 30, 15 or 10 fps to find out whether the
occasional random-colour flashes on single keys depend on the update rate.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Drop the per-packet device.pause(1), which rounds up to the Windows timer tick
and capped the keyboard at roughly 10 fps; keep a pause in low frame-rate mode.
Add a "Key test" option with column and row sweeps to verify the LED map.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Per-key RGB for the wired Womier K87 (EVision firmware, 320F:502A) using the
EVision protocol, with the 87-key LED map found by hand.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>