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CX-MB-EVA2 User's Manual Hardware

4.18 SuperIO

The Winbond SuperIO W83627THF is integrated on the base board.

Interfaces used by the SuperIO

 2 RS232 interface (function of COM port shared with IrDA interface)

 1 IrDA interface (function shared with COM port)

 PS/2 interface for keyboard and mouse

 2 fan interfaces

 Voltage control

 1 temperature control

4.18.1 COM Ports

Characteristics of the COM ports:

 RS232 standard

 RS232 transceiver ESD protected +/- 15kV

 EMC improved by using EMI filters in the signal lines

Specification:

 References: X38

 Connector: Foxconn DM10151-P71

 Pinout: Refer to Table 18

(COM1: lower Jack, COM2 upper Jack)

Signal name

Function

DCD#

Data Carrier Detect

RXD

Receive Data

TXD

Transmit Data

DTR#

Data Terminal Ready

GND

Ground

DSR#

Data Set Ready

RTS#

Request To Send

CTS#

Clear To Send

RI#

Ring Indicator

Table 23 Pinout COM Ports

1 2 ... 32 33 34 35 36 37 38 39 40 41 42 ... 45 46

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MSC COM EXPRESS CX-MB-EVA2 Bedienungsanleitung Seite 37