HeyPCB, Inc. (official)

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1. knuckle knuckle Public

   35 mm round FOC driver for a GBM2804 gimbal motor that answers on the Open Duck Mini's servo bus as an STS3215. 6-layer KiCad 10 board plus printed standoff, cover and horn adapter.

   ANTLR

2. quack-face quack-face Public

   Face board for the Open Duck Mini's head: eye LEDs, projector driver, I2S amp and mic, antenna servos, shaped to the head. 4-layer KiCad 10 board plus printed standoffs, fit-checked in the head CAD.

   Python

3. whisker whisker Public

   Drop-in controller for Petoi's Nybble robot cat running the stock OpenCat firmware: ATmega328P, PCA9685, MPU-6050, USB-C, 3 A buck, protected battery input. 4-layer KiCad 10 board plus printed cradle.

   Python

4. quack-core quack-core Public

   Brain board for the Open Duck Mini: Pi Zero 2W carrier, 14-servo STS bus, fused 2S power path in stitched copper zones (15-18 A battery side), USB-C charging with balancing, IMU. 4-layer KiCad 10 b…

   Python

5. iris iris Public

   Iris: an open-hardware robot head with human-scale eyes. Camera behind a real pupil, blinking lids, LED irises, brows. Parametric CadQuery mechanism (STEP/STL), motion and board-fit checks, system …

   Python

6. iris-cortex iris-cortex Public

   Iris Cortex: head controller of the Iris robot head. ESP32-S3 (16 MB flash, 8 MB PSRAM), OV2640 eye-camera FPC, iris-ring LED drivers, harness hub. 4-layer KiCad 10 board, DRC-clean, with gerbers, …