Asus CUWE CUWE User Manual - Page 39

ASUS CUWE User's Manual, SMBus Connector 5-1 pin SMB, Digital LCD Header 20-1 pin DFP optional

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3. HARDWARE SETUP 20) SMBus Connector (5-1 pin SMB) This connector allows you to connect SMBus (System Management Bus) devices. SMBus devices communicate by means of the SMBus with an SMBus host and/or other SMBus devices. SMBus is a specific implementation of an I2C bus, which is a multi-device bus; that is, multiple chips can be connected to the same bus and each one can act as a master by initiating data transfer. SMBCLK Ground SMBDATA +5V 3. H/W SETUP Connectors 01 01 01 01 01 01 ® CUWE CUWE SMBus Connector 1 SMB 21) Digital LCD Header (20-1 pin DFP) (optional) This header requires a digital LCD cable connector. For the LCD model, the individual serial cable with bracket is replaced with the LCD and serial combination cable with bracket (as shown here). Connect the digital LCD cable to the LCD header and the serial cable to the COM2 header and mount the bracket to the chassis on a free expansion slot. NOTE: If both CRT and digital LCD monitors are used, the CRT will take precedent. This connector is for a digital LCD panel; an analog LCD panel comes with a 15-pin VGA cable connector to be used on the monitor connector. The connectors with bracket shown here are provided with the LCD model. ® CUWE DFP 1 5VLTVCL HPG GND TXC+ TX0GND TX1+ TX2GND (NC) 10 11 5VLTVDA 0+5V TXCGND TX0+ TX1GND TX2+ (NC) 20 COM2 Pin 1 CUWE LCD and COM2 Bracket to DFP Header to COM2 Header ASUS CUWE User's Manual 39

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ASUS CUWE User’s Manual
39
3.
HARDWARE SETUP
Connectors
3.
H/W SETUP
20) SMBus Connector (5-1 pin SMB)
This connector allows you to connect SMBus (System Management Bus) de-
vices. SMBus devices communicate by means of the SMBus with an SMBus
host and/or other SMBus devices. SMBus is a specific implementation of an I
2
C
bus, which is a multi-device bus; that is, multiple chips can be connected to the
same bus and each one can act as a master by initiating data transfer.
SMBCLK
Ground
SMBDATA
+5V
1
CUWE SMBus Connector
SMB
0
1
0
1
0
1
CUWE
21) Digital LCD Header (20-1 pin DFP) (optional)
This header requires a digital LCD cable connector. For the LCD model, the
individual serial cable with bracket is replaced with the LCD and serial combi-
nation cable with bracket (as shown here). Connect the digital LCD cable to the
LCD header and the serial cable to the COM2 header and mount the bracket to
the chassis on a free expansion slot.
NOTE:
If both CRT and digital LCD moni-
tors are used, the CRT will take precedent. This connector is for a digital LCD
panel; an analog LCD panel comes with a 15-pin VGA cable connector to be
used on the monitor connector. The connectors with bracket shown here are
provided with the LCD model.
0
1
0
1
0
1
CUWE
CUWE LCD and COM2 Bracket
DFP
to DFP Header
to COM2
Header
Pin 1
COM2
1
5VLTVCL
HPG
GND
TXC+
TX0-
TX1+
TX2-
GND
(NC)
5VLTVDA
0+5V
TXC-
GND
TX0+
TX1-
GND
TX2+
11
10
20
GND
(NC)