XCD HR Motherboard
User Guide
XCD HR Motherboard Interface
Document No. XCDH458001-00 rev E
16
I/O Connector
Use this connector to connect digital signals (CMOS 3.3 V levels) to be processed
in XML script. Connections are across five terminal blocks (J33, J28, J29, J30,
J31). To disable the inputs place jumpers on J34 connectors.
Figure 9. Table 3: I/O Connector Pinout
Table 4:
I/O Connector
Name
Pin
In/Out
Jumper
to
Disable
Description
Emergency
Stop
J33 - 1
Input
J34 1-2
Emergency input signal, CMOS 3.3V.
Default is active low (zero), causes fault
and stops motion.
J33 - 2
Ground
System ground
GPIO_1
J28 - 1
Input
J34 3-4
CMOS 3.3V.
Customer defined.
J28 - 2
Ground
System ground
GPIO_2
J29 - 1
N.C.
J34 5-6
Not connected
J29 - 2
Ground
System ground
GPIO_3
J30 - 1
Output
J34 7-8
CMOS 3.3V.
Customer defined.
J30- 2
Ground
System ground
GPIO_4
J31 - 1
Output
J34 9-10
CMOS 3.3V.
Customer defined.
J31 - 2
Ground
System ground
