BOARD: Later USB-C or dual-connector revision using ILI9341.
DISPLAY: ILI9341 with colour inversion enabled.
TFT reset is GPIO4.
If your colours are already correct, change tft.invertDisplay(true) to false.


KM CYD-RIFE 3.1 UI fixes:
- Running screen only redraws the timer each second.
- Larger SD search and program-list text.
- QUIT stops wired and Bluetooth output immediately.
