VULCAN Technical Manual
Connectors, LEDs and jumpers
© 2007 Eurotech Ltd Issue D
48
J9 – Power connector
J9 is a Molex 2.54mm (0.1") Pitch KK® Header - Right Angle Friction Lock 7395 series
connector
. Mating connector is a Molex 2.54mm (0.1") Pitch KK® Crimp
Terminal Housing 2695 series connector
.
Pin Signal
name
1 +5V
2 GND
3 VBAT
¹
4 +12V
²
5 RST#
¹
Provides connection for a battery backup supply for the 256Kbyte static RAM and the Dallas DS1302 real time
clock
²
+12V connection defined, but is not required for the VULCAN under normal operation. It can be used to supply
+12V to the PC/104 stack if required.
J11 – Tamper detect connector
PH200 series 3 pin 2mm boxed header, right angle,
.
Mating connector: PH200 Series 2mm housings & crimps,
.
J11 provides the connections for the tamper detect switch. If the switch is not used,
pins 1 and 2 must be shorted to enable the operation of the real time clock.
Pin Signal
name
1 +3V3
2 TAMPER
3 GND