User's Manual
UC-8200 Series Hardware Hardware Connection Description
3-3
Connecting to the Network
The Ethernet ports are located on the front panel of the UC-8200 computers. The pin assignments for the
Ethernet port are shown in the following figure. If you are using your own cable, make sure that the pin
assignments on the Ethernet cable connector match the pin assignments on the Ethernet port.
Connecting to a USB Device
The UC-8200 Series computers come with a USB port located at the lower part of the front panel, allowing users
to connect to a device with an USB interface. The USB port uses a type A connector. By default, the USB storage
is mounted at /mnt/usbstorage.
Connecting to Serial Ports
The two serial ports (P1 and P2) use terminal connectors. Each port can be configured by software for RS-232,
RS-422, or RS-485. The pin assignments for the ports are shown in the following table:
Inserting the micro SD Card
The UC-8200 Series comes with a micro SD socket for storage expansion. The micro SD socket is located at the
lower part on the front panel. To install the card, remove the screw and the protection cover to access the
socket, and then insert the micro SD card into the socket directly. You will hear a click when the cards are in
place. To remove the card, push the card in before releasing it.
Pin 10/100 Mbps 10/100/1000 Mbps
1
Tx+ TRD(0)+
2
Tx- TRD(0)-
3
Rx+ TRD(1)+
4
–
TRD(2)+
5
–
TRD(2)-
6
Rx- TRD(1)-
7
–
TRD(3)+
8
–
TRD(3)-
Pin
RS-232
RS-422/
RS-485
RS-485
2w
1
–
TxD-(A)
–
2
RxD TxD(B)
–
3
TxD RxD+(B) Data+(B)
4
DTR RxD-(A) Data-(A)
5
GND GND GND
6
DSR
–
–
7
RTS
–
–
8
CTS
–
–