testbot86
Mobile robot platform that fits a Raspberry Pi Zero and more into a tiny 86mm square package
View on GitHubtestbot86
v1 “TripleBlack” (April 2019)
CAD files are located in the v100 folder. The prototype robot shown in photos has a modified front panel but is otherwise identical to the v1 CAD model.
Internals
Major Components Used
- Raspberry Pi Zero for high-level control and web interface
- USB Hub and USB WiFi adapter (not needed with Raspberry Pi Zero W)
- Optional USB camera
- Bidirectional logic level shifter (Pololu #2595, Adafruit #757)
- Arduino-compatible Atmega328 controller board for low-level hardware control
- L3GD20H gyro on breakout board (Pololu #2129, Adafruit #1032)
- TB6612 motor on breakout board (Pololu #713, Adafruit #2448)
- Pololu N20 metal gearmotors
- Pololu magnetic encoders
- Pololu S7V7F5 switching voltage regulator