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hexaFloorRideCircuit.md

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PCB

This page has details about the PCB used for the Hexbot robot. At present we are using a breadboard because we have not designed or manufactured the PCB. Here are the details regarding the breadboard.

Design

The circuitry for the Hexbot robot is designed in Eagle CAD.

Fabrication

The PCB is fabricated using a third party service.

Design

The circuitry for the Hexbot robot is designed in Eagle CAD.

Fabrication

The PCB is fabricated using a third party service.

Breadboard wiring

Dev Board Pinout Diagram
Dev board pinout
Fig.1 - Dev board pinout.
Note that for some silly reason this diagram uses the same numbers on the left and right so to differentiate them we put an L for left and R for right infront of the physical pin numbers.
Dev Board Pin Usage
Label Physical GPIO Use
D21 R11 21 I2C SDA
D22 R14 22 I2C SCL
D14 L5 14 Monitor right motor driver PMW freq.
D12 L4 12 Monitor left motor driver PMW freq.
Breadboard Fritzing Diagram
Breadboard
Fig.2 - Breadboard.