CPLD8 DEMUX Pulse In Pulse

GeneratorPulse

Generator

8 DEMUX

High speedPulse line - Coax

8 High speedPulse lines – Coax

8 Low speedDEMUX control3 control lines2 power lines

8 LED boards

24 Control Lines

+5V

B1B2

A

LED

S

DEMUX onCPLD BoardUse 11, 12, 13

DEMUX onLED BoardUse bits 8, 9, 10

With 1 pulse every msand using 13 bits oncounter the entirecircuit will loop every8.192 seconds, and each fiber will get 128 pulses.