Usb Port (Usb1); Ethernet Ports (Lan1); Com1 Connector (Com1) - AXIOMTEK CAPA848 User Manual

2.4.15

USB Port (USB1)

The USB1 is a Universal Serial Bus (compliant with USB 2.0 (480Mbps)) connector on
the rear I/O. It is commonly used for installing USB peripherals such as keyboard, mouse,
scanner, etc.
Pin Signal
1 USB VCC (+5V)
2 USB #0_D-
3 USB #0_D+
4 GND
2.4.16

Ethernet Ports (LAN1)

The board has one RJ-45 connector: LAN1. Ethernet connection can be established by
plugging one end of the ethernet cable into this RJ-45 connector and the other end
(phone jack) to a 1000/100/10-Base-T hub.
Pin Signal
L1 MDI0+
L2 MDI0-
L3 MDI1+
L4 MDI2+
A Active LED (Yellow)
100 LAN LED (Green) / 1000 LAN LED
B
(Orange)
2.4.17

COM1 Connector (COM1)

This is a standard DB-9 connector. The pin assignments of RS-232/RS-422/RS-485 are
listed in table below. If you need COM1 port to support RS-422 or RS-485, please refer
to BIOS setting in section 4.4.
Pin RS-232
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
Board and Pin Assignments
Pin Signal
5 USB VCC (+5V)
6 USB #1_D-
7 USB #1_D+
8 GND
Pin Signal
L5 MDI2-
L6 MDI1-
L7 MDI3+
L8 MDI3-
RS-422 RS-485
TX- Data-
TX+ Data+
RX+ No use
RX- No use
No use No use
No use No use
No use No use
No use No use
No use No use
CAPA848 Capa Board
5 6 7 8
1 2 3 4
A B
L8 L7 L6 L5 L4 L3 L2 L1
A B
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