Fidelity Chess Card

Inside of Fidelity Chess Card:

1. Lithium button, CR2032 (3Volts)

2. buzzer

3. wiring to display

4. capacitor

5. processor © 1989 NEWCREST 614145HA509G1 JAPAN

   

The name Newcrest means that the processor is copyrighted by CXG/Sphinx.