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APROTECH GmbH
Rathsbergstrasse 17
90411 Nuremberg / Germany
Trade register:
Nuremberg HRB 23727
USt.-Id-No.: DE 256 058 089
D-U-N-S: 31-260-0530
phone: +49 911 / 65 00 79-50
fax:
+49 911 / 65 00 79-79
eMail: [email protected]
Web: www.aprotech.de
Managing Director:
Peter Jung
Industrial Panel- and Box-PCs
Implemented using industrial-grade ITE8786 Super IO chip (-40 to 85°C) and provide up to
921600 bps baud rate, COM1 is a software-configurable RS-232/422/485 port via 9-pin D-Sub
male connector. The operation mode, slew rate and termination of COM1 can be set in BIOS
setup utility. The following table describes the pin definition of COM ports.
COM1
Pin#
RS-232 Mode
RS-422 Mode
RS-485 Mode
(Two-wire 485)
1
DCD
2
RX
422 TXD+
485 TXD+/RXD+
3
TX
422 RXD+
4
DTR
422 RXD-
5
GND
GND
GND
6
DSR
7
RTS
8
CTS
422 TXD-
485 TXD-/RXD-
9
RI