Serial Ports; Com Ports 0-3; Table 46 X10,X11 - Com Port 0-3 Pinout Description - Congatec COM Express conga-MEVAL Manual

5.17

Serial Ports

The conga-MEVAL provides up to six serial ports:
• four serial ports via the Super I/O controller
– COM port 0 and 1 on DSUB9 connector X10
– COM port 2 and 3 on DSUB9 connector X11
• two serial ports from the COM Express
– Module serial port 0 (SER0) on pin header X115
– Module serial port 1 (SER1) on pin header X116
5.17.1

COM Ports 0-3

The conga-MEVAL provides COM ports 0-1 on DSUB9 connector X10 and COM ports 2-3 on DSUB9 connector X11 via the Super I/O controller.
The COM ports support only RS-232 interface, with flow control.
Optionally, the serial port signals from the Super I/O can be rerouted to pin headers X117 and X118 (BOM option).
Table 46 X10,X11 - COM Port 0-3 Pinout Description
Pin Signal Description
1 DCD# Carrier detect
2 RXD Receive data
3 TXD Trasmit data
4 DTR# Data terminal ready
5 GND Signal ground
6 DSR# Data set ready
7 RTS# Request to send
8 CTS# Clear to send
9 RI# Ring Indicator
Connector Type
X10, X11: 2x 9-pin D-SUB female
Copyright © 2022 congatec GmbH CET0m10
X10
1 5
COM0
6 9
COM1
X11
1 5
COM2
6 9
COM3
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