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Configuration
CP6500-V
Page 4 - 6
© 2005 Kontron Modular Computers GmbH
ID 28945, Rev. 01
P R E L I M I N A R Y
2894
5.01.UG.VC.050304/09095
4
The default setting is indicated by using italic bold.
4.1.7.2
COM2 Jumper and Resistor Setting
The serial interface COM2 (rear I/O) may be configured for either RS232, RS422 or RS485 by
setting solder jumpers. The following figure and tables indicate the physical locations of these
solder jumpers and their required configurations for the various operational modes.
Figure 4-2: COM2 Configuration Jumpers and Resistors
The default setting is indicated by using italic bold.
Table 4-9: Jumper Setting for RS422 TXD and RS485 Termination (COM1)
TERMINATION
JP6
ON
Closed (soldered or 0 ohm, 0805 package)
OFF
Open
Note ...
COM1 is available on the front and rear I/O without any switch. It is
strongly recommended to use only one option at the same time.
Table 4-10: Resistor Setting to Configure COM2
RESISTOR
RS232
RS422
RS485
JP7 (soldered or 0 ohm, 0805 package)
Closed
Open
Open
R320 (4700 ohm, 0603 package)
Open
Open
Closed
R329 (soldered or 0 ohm, 0603 package)
Open
Open
Closed
JP6
JP5
JP8
R330
JP4
JP3
R320
JP7
R329
COM2
R311
Содержание CP6500-V
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