System Management Bus: Smbus1; Fast Irda Infrared Module: Fir1; Serial Port: Com2 - VIA Technologies VB8001 User Manual

VB8001 User's Manual

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 Pin Pin Pin Signal Signal Signal 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 Pin Signal Signal
Pin Pin Signal 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 Pin Pin Pin Signal Signal Signal Signal
1 SIO_COM_DCD
3 SIO_COM_TXD
5 GND
7 SIO_COM_RTS
9 SIO_COM_RI
.
Pin Pin Pin Pin Signal Signal Signal Signal
2 SIO_COM_RXD
4 SIO_COM_DTR
6 SIO_COM_DSR
8 SIO_COM_CTS
10 KEY
1
2
3
15 15 15 15