3-15
C2K User’s Guide
Interfaces
3.2.6 Front-panel USB (USB4) Connector (J8) Pin Assignments
4
3
2
1
The C2K (convection cooled configurations only) provides one standard Type A USB front-panel
connector (J8).
Figure 3-4
USB front-panel connector (J8) pinout
3.2.7 Serial I/O COM Port Termination Header (P15) Pin Assignments
The C2K provides a 2 x 8-pin header (P15) for enabling line terminations for COM5–COM8
RS-422/485 ports. Line termination for a port is enabled when a jumper is installed across the cor-
responding pins shown in Table 3-13.
NOTE:
Receive termination must always be enabled when a port is configured for RS-422 opera-
tion.
Pins
Assignment
1/2
3/4
5/6
7/8
9/10
11/12
13/14
15/16
Table 3-12
Front-panel Ethernet connector (J8) pin assignment
Pin
Assignment
1
USB4_VCC
2
3
USB4_D-
4
USB4_GND
Table 3-13
Serial I/O COM port termination header (P15) pin assignments
COM5_Rx
COM5_Tx
COM6_Rx
COM6_Tx
COM7_Rx
COM7_Tx
COM8_Rx
COM8_Tx
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