Documentation, Reference Guides, and Manuals

Rev 2 Timer Board Assembly Guide

Rev 2 Timer Board Connector Reference

Display Multiplexing Explained

Hooking up and using 1-Inch Digits

Large Digit Display Driver Board

A comparison of the display digit size options

Lane Sensor Phototransistor Hookup

Lane Sensor Illumination LEDs

Starting gate switch hookup

Starting gate solenoid hookup

PC Software Interface Protocol

Timer Setup and Configuration Commands

Grand Prix Race Manager Setup