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Different devices implement the RS-232 standard in different ways. If
you are having problems with a serial device, be sure to check the pin
assignments for the connector.
COM2 is an RS-232/422/485 serial port. The specific port type is
determined by jumper settings, as detailed in Chapter 1.
The IRQ and address range for both ports are fixed. However, if you
wish to disable the port or change these parameters later, you can do
this in the system BIOS setup. The table below shows the settings for
the MIC-3355 board's ports:
The on-board power connector allows users to operate MIC-3355 with
external power supply without plugging into a chassis. The CN7
provides power input connection to +5 V and +12V.
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