Dfi KB968 Manuel d'utilisateur Page 20

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Vue de la page 19
www.d .comChapter 3 Hardware Installation
20
Chapter 3
Signal Pin# Pin Type Pwr Rail /Tolerance KB968 Carrier Board Description
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DDI Si
g
nals Descri
p
tions
I/O PCIE AC coupled on Module NA NA
DP AUX- function if DDI2_DDC_AUX_SEL is no connect
(Optional with LVDS, Default setting as NC)
I/O OD CMOS 3.3V / 3.3V NA NA
HDMI/DVI I2C CTRLDATA if DDI2_DDC_AUX_SEL is pulled high
(Optional with LVDS, Default setting as NC)
DDI2_HPD D44 I CMOS 3.3V / 3.3V NA NA
DDI Hot-Plug Detect
(Optional with LVDS, Default setting as NC)
DDI2_DDC_AUX_SEL C34 I CMOS 3.3V / 3.3V NA NA
Selects the function of DDI2_CTRLCLK_AUX+ and DDI2_CTRLDATA_AUX-.
DDI[n]_DDC_AUX_SEL shall be pulled to 3.3V on the Carrier with a 100K Ohm
resistor to configure the DDI[n]_AUX pair as the DDC channel.
Carrier DDI[n]_DDC_AUX_SEL should be connected to pin 13 of the DisplayPort
(Default setting as NC)
DDI3_PAIR0+ C39 NA NA
DDI3_PAIR0- C40 NA NA
DDI3_PAIR1+ C42 NA NA
DDI3_PAIR1- C43 NA NA
DDI3_PAIR2+ C46 NA NA
DDI3_PAIR2- C47 NA NA
DDI3_PAIR3+ C49 NA NA
DDI3_PAIR3- C50 NA NA
I/O PCIE AC coupled on Module NA NA DP AUX+ function if DDI3_DDC_AUX_SEL is no connect
I/O OD CMOS 3.3V / 3.3V NA NA HDMI/DVI I2C CTRLCLK if DDI3_DDC_AUX_SEL is pulled high
I/O PCIE AC coupled on Module NA NA DP AUX- function if DDI3_DDC_AUX_SEL is no connect
I/O OD CMOS 3.3V / 3.3V NA NA HDMI/DVI I2C CTRLDATA if DDI3_DDC_AUX_SEL is pulled high
DDI3_HPD C44 I CMOS 3.3V / 3.3V NA NA DDI Hot-Plug Detect
DDI3_DDC_AUX_SEL C38 I CMOS 3.3V / 3.3V NA NA
Selects the function of DDI3_CTRLCLK_AUX+ and DDI3_CTRLDATA_AUX-.
DDI[n]_DDC_AUX_SEL shall be pulled to 3.3V on the Carrier with a 100K Ohm
resistor to configure the DDI[n]_AUX pair as the DDC channel.
Carrier DDI[n]_DDC_AUX_SEL should be connected to pin 13 of the DisplayPort
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AC coupled off Module
C33
DDI3_CTRLCLK_AUX- C37
O PCIE AC coupled off Module
O PCIE AC coupled off Module DDI 3 Pair 3 differential pairs
DDI3_CTRLCLK_AUX+ C36
O PCIE AC coupled off Module
DDI2_CTRLCLK_AUX-
DDI 3 Pair 2 differential pairs
O PCIE DDI 3 Pair 1 differential pairs
DDI 3 Pair 0 differential pairs
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