VULCAN Technical Manual
Connectors, LEDs and jumpers
© 2007 Eurotech Ltd Issue D
51
J11 – Tamper jumper
If the tamper detect circuit is not used, pins 1 and 2 of connector J11 should be shorted
by jumper to enable normal operation of the DS1302 RTC, as shown in the following
photo:
VULCAN
Pins 1 and 2 are on the side closest to the power connector.
Status LEDs
There is a single status LED on the VULCAN. This indicates when on board Flash
memory (silicon disk) is being accessed.