perigoso / big-sammy

Open source wired mouse hardware

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big-sammy

Documentation Status

Open source wired mouse hardware.

Specifications

  • 8 kHz sampling rate support
  • Zero latency switch debounce
  • Onboard configuration memory
  • 2 main mouse buttons (satellite* configuration for both)
  • 2 side buttons (symmetric to allow easy left/right handedness)
  • encoder + wheel button (satellite* configuration)
  • RGB Led

*meaning, a separate board from the core with the controller and sensor

Hardware

  • ATSAMS70 MCU (ATSAMS70JxxB-M)
  • Optical sensor [PMW3330, PMW3360, PMW3389, Truemove3]
  • onboard conectors:
    • JST PH (2mm pitch) for USB
    • JST SH (1mm pitch) for stellite boards
  • M2 mounting hardware
USB pinout
1 VCC
2 DM
3 DP
4 GND
5 Shield

Peripheral boards are used for the buttons and encoder, available at generic-mouse-boards.

Firmware

big-sammy is meant to run on openinput.

License

This hardware is licensed under the CERN-OHL-P v2 license.

About

Open source wired mouse hardware

License:Other