XCD HR Motherboard
User Guide
XCD HR Motherboard Interface
DN XCDH458001-00, Revision C
21
RS232 Serial Communication Connector
DB Type, 9 pins, female connector (P3).
For mating connector use: DB Type, 9 pins, male connector.
Table 6: Encoder Connector Pinout
Pin #
Signal Name
In/Out
Function
1
N.C.
N/A
Not connected
2
RS232-TxD
Output
The controller receives
commands from the host
and sends back the
replies.
3
RS232-RxD
Input
4
N.C.
N/A
Not connected
5
GND
Ground
System ground
6-9
N.C.
N/A
Not connected