5
COM1 [RS485]2w supports MPI 187.5K
Connection
Pin Designations
COM1 [RS-485]
COM3 [RS-485]
COM3 [RS-232]
Pin assignment of the 9 Pin, Female, SUB-D COM1 [RS-485], COM3
[RS-485] and COM3 [RS-232] Port
Pin# Symbol Com1
[RS485]2w
Com1
[RS485]4w
Com3
[RS485]
Com3
[RS232]
1
Rx-
Data-
Rx-
2
Rx+
Data+
Rx+
3
Tx-
Tx-
4
Tx+
Tx+
5
GND
Signal Ground
6
Data-
Data-
7
TxD
Transmit
8
RxD
Receive
9
Data+
Data+
* The Com1 RS232/RS485 2wire/4wire, Com3 RS232/RS485 mode can be set by CECP.(In the Windows CE
desktop)
2.3.3 USB Host port
USB 2.0 Host interface supports USB mouse, keyboard, USB Flash Drive and printer.
While using external hard drive, please use external power supply. Do not use USB port
to charge external device.
2.3.4 Connecter Wire
MT8-Ethernet/RZC045120: Direct connect (Ethernet crossover cable)
MT8000
Ethernet
RJ45
Wire color
PC or
Note Book
RJ45
1 TX+
White/Orange
3 RX+
2 TX-
Orange
6 RX-
3 RX+
White/Green
1 TX+
6 RX-
Green
2 TX-
MT8-COM1/RZC002320
1
5
6
9
5
9
1
6
6
9
1
5
