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CX-MB-EVA2 User's Manual Hardware
37
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)
Pin Signal name Function
1 DCD# Data Carrier Detect
2 RXD Receive Data
3 TXD Transmit Data
4 DTR# Data Terminal Ready
5 GND Ground
6 DSR# Data Set Ready
7 RTS# Request To Send
8 CTS# Clear To Send
9 RI# Ring Indicator
Table 23 Pinout COM Ports