Psion Series 5 based bluetooth keyboard
- Change the wiring of the slider switch so that you slide away from the edge of the keyboard to power on.
- Better silkscreen naming of the components.
- Add name and version to the board.
- Add a through-hole Micro USB port to the rear of the board for convenient charging access.
- Flip the Adafruit Feather nRF52 over and add a cut-out for the battery connector for more compact mounting.