User`s manual

VB8001 User’s Manual
15
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15
System Management Bus: SMBus1
This pin header allows you to connect SMBus (System Management Bus)
devices. Devices communicate with a SMBus host and/or other SMBus
devices using the SMBus interface .
Pin
PinPin
Pin Signal
SignalSignal
Signal
1 SMBCK
2 SMBDT
3 GND
Fast IrDA Infrared Module: FIR1
This pin header is used to connect to an IrDA module. The BIOS settings
must be configured to activate the IR function.
Pin
PinPin
Pin Signal
SignalSignal
Signal
1 +5V
2 IRRX1
3 IRRX
4 GND
5 IRTX
Serial Port: COM2
COM2 pin header can be used to attach an additional port for serial devices.
Pin
PinPin
Pin Signal
SignalSignal
Signal Pin
PinPin
Pin Signal
SignalSignal
Signal
1 SIO_COM_DCD 2 SIO_COM_RXD
3 SIO_COM_TXD 4 SIO_COM_DTR
5 GND 6 SIO_COM_DSR
7 SIO_COM_RTS 8 SIO_COM_CTS
9 SIO_COM_RI 10 KEY
1
2
3