Chunky2040 Rev2 Chunky2040 Rev2 by tenstaana with lots of features.
KBD.news Published May 3, 2023
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I really struggle with keeping track of all the features of the Chunkies. Designed by @freznel aka tenstaana, the Chunky2040 rev2 files are now available on github.
Features
RP2040, 16MB Flash
STUSB4500 PD Chip
Built in USB hub
Flexible pointing device support (trackpad, trackball, etc.)
AlpsEC50 Ring Encoder
Bourns SMD encoder
Five way tactile switch
Stagger and thumb cluster based on the Dygma Defy. Outer thumb buttons are designed for one handed mousing. "I initially thought the TC would not work, but after digging into the Defy videos I kinda figured that it does."
Touch sensor strip on the "chunk"
GC9A01 support (bare screen or PCB breakout)
Regulated load switches
ESD/Overcurrent/Reverse voltage protection
USB C split comms
Trackpoint support
Class D mono amp for bees and bops
Built in haptic driver IC
Choc and MX support.
Resources
Published on Wed 3rd May 2023. Featured in KBD #121 (source ).
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