qmk_firmware/keyboards/controllerworks/mini42
..
keymaps
config.h
halconf.h
info.json
mcuconf.h
mini42.c
readme.md
rules.mk

mini42

mini42 mini42PCB

A pre-built, low profile, split mechanical keyboard based on the RP2040 processor

Make example for this keyboard (after setting up your build environment):

    make controllerworks/mini42:default

Flashing example for this keyboard:

    make controllerworks/mini42:default:flash

See the build environment setup and the make instructions for more information. Brand new to QMK? Start with our Complete Newbs Guide.

Features

  • Highly integrated design with microcontroller, USB and TRRS connectors, and OLED all integrated on the main board with no secondary modules
  • RP2040 processor by Raspberry Pi Foundation running at 130 MHz with 16MB flash memory
  • CNC milled aluminum case with only 8mm thickness
  • "PCB art" shine through back plate with gold surface finish
  • 128x32 OLED on each keyboard half
  • 42 per-key RGB LEDs and 12 backlight RGB LEDS are individually addressable
  • ESD and over-current protection on USB and TRRS connectors
  • Reset and boot tactile switches
  • USB C host connection
  • Hot swap connectors for Kailh Chocolate PG1350 switches
  • Chocolate key spacing (18mm horizontal x 17mm vertical)

Bootloader

Enter the bootloader in 3 ways:

  • Bootmagic reset: Hold down the upper left key on the left hand keyboard half or the upper right key on the right hand keyboard half while plugging in USB
  • Physical reset button: Press the RST button twice, rapidly
  • Keycode in layout: Press the key mapped to QK_BOOT if it is available

Pin Assignment

Name Pin Left Row Left Column Right Row **Right Column
LED GP0
DATA GP1
DATA2* GP28
KEY0 GP2 0 0 4 0
KEY1 GP3 0 1 4 1
KEY2 GP4 0 2 4 2
KEY3 GP5 0 3 4 3
KEY4 GP6 0 4 4 4
KEY5 GP7 0 5 4 5
KEY6 GP8 1 0 5 0
KEY7 GP9 1 1 5 1
KEY8 GP10 1 2 5 2
KEY9 GP11 1 3 5 3
KEY10 GP12 1 4 5 4
KEY11 GP13 1 5 5 5
KEY12 GP14 2 0 6 0
KEY13 GP15 2 1 6 1
KEY14 GP16 2 2 6 2
KEY15 GP17 2 3 6 3
KEY16 GP18 2 4 6 4
KEY17 GP19 2 5 6 5
KEY18 GP20 3 0 7 0
KEY19 GP21 3 1 7 1
KEY20 GP22 3 2 7 2
SDA GP24
SCL GP25

*DATA2 on production units, not connected on prototype units

** Right Column numbers run right (pinky position) to left (thumb position)