This is the Revision D version of the TwinGearSensorLeft RoboBrick. The status of this project is work in progress.

TwinGearSensorLeft Robobrick (Revision D)

Table of Contents

This document is also available in PDF format.

• 1. Introduction
• 2. Hardware
  • 2.1 Circuit Schematic
  • 2.2 Printed Circuit Board
• 3. Pictures
• 4. Issues

1. Introduction

The TwinGearSensorLeft board is designed to pick up a quadrature signal from a shaft using two Hamamatsu P5507 chips.

2. Hardware

The hardware consists of a circuit schematic and a printed circuit board.

2.1 Circuit Schematic

The schematic for the TwinGearSensorLeft RoboBrick is shown below:

The parts list kept in a separate file -- twingearsensorleft.ptl.

2.2 Printed Circuit Board

The printed circuit board files are listed below:

twingearsensorleft_back.png

The solder side layer.

twingearsensorleft_front.png

The component side layer.

twingearsensorleft_artwork.png

The artwork layer.

twingearsensorleft.gbl

The RS-272X "Gerber" back (solder side) layer.

twingearsensorleft.gtl

The RS-272X "Gerber" top (component side) layer.

twingearsensorleft.gal

The RS-272X "Gerber" artwork layer.

twingearsensorleft.drl

The "Excellon" NC drill file.

twingearsensorleft.tol

The "Excellon" tool rack file.

Any fabrication issues that come up are listed here.