Chapter 3 – DFI HU968 User Manual

Page 17

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Chapter 3 Hardware Installation

17

Chapter 3

Signal

Pin#

Module Pin Type Pwr Rail /Tolerance

HU968

Carrier Board

Description

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PEG Signals Descriptions

PEG_TX14+

D98

NA

PEG_TX14-

D99

NA

PEG_RX14+

C98

NA

PEG_RX14-

C99

NA

PEG_TX15+

D101

NA

PEG_TX15-

D102

NA

PEG_RX15+

C101

NA

PEG_RX15-

C102

NA

PEG_LANE_RV#

D54

I CMOS

3.3V / 3.3V

NA

PCI Express Graphics lane reversal input strap. Pull low on the Carrier
board to reverse lane order.

Signal

Pin#

Module Pin Type Pwr Rail /Tolerance

HU968

Carrier Board

Description

EXCD0_CPPE#

A49

PU 10k to 3.3V

EXCD1_CPPE#

B48

PU 10k to 3.3V

EXCD0_PERST#

A48

EXCD1_PERST#

B47

Signal

Pin#

Module Pin Type Pwr Rail /Tolerance

HU968

Carrier Board

Description

DDI1_PAIR0+/SDVO1_RED+

D26

Connect AC Coupling Capacitors 0.1uF to Device

DDI1_PAIR0-/SDVO1_RED-

D27

Connect AC Coupling Capacitors 0.1uF to Device

DDI1_PAIR1+/SDVO1_GRN+

D29

Connect AC Coupling Capacitors 0.1uF to Device

DDI1_PAIR1-/SDVO1_GRN-

D30

Connect AC Coupling Capacitors 0.1uF to Device

DDI1_PAIR2+/SDVO1_BLU+

D32

Connect AC Coupling Capacitors 0.1uF to Device

DDI1_PAIR2-/SDVO1_BLU-

D33

Connect AC Coupling Capacitors 0.1uF to Device

DDI1_PAIR3+/SDVO1_CK+

D36

Connect AC Coupling Capacitors 0.1uF to Device

DDI1_PAIR3-/SDVO1_CK-

D37

Connect AC Coupling Capacitors 0.1uF to Device

DDI1_PAIR4+/SDVO1_INT+

C25

NA

DDI1_PAIR4-/SDVO1_INT-

C26

NA

DDI1_PAIR5+/SDVO1_TVCLKIN+

C29

NA

DDI1_PAIR5-/SDVO1_TVCLKIN-

C30

NA

DDI1_PAIR6+/SDVO1_FLDSTALL+

C15

NA

DDI1_PAIR6-/SDVO1_FLDSTALL-

C16

NA

I/O PCIE

AC coupled on Module

PD 100K to GND
(S/W IC between Rpu/PCH)

Connect to DP AUX+

DP AUX+ function if DDI1_DDC_AUX_SEL is no connect

I/O OD CMOS

3.3V / 3.3V

PU 4.7K to 3.3V, PD 100K to GND
(S/W IC between Rpu/Rpd
resistor)

Connect to HDMI/DVI I2C CTRLCLK

HDMI/DVI I2C CTRLCLK if DDI1_DDC_AUX_SEL is pulled high

I/O PCIE

AC coupled on Module

PU 100K to 3.3V
(S/W IC between Rpu/PCH)

Connect to DP AUX-

DP AUX- function if DDI1_DDC_AUX_SEL is no connect

I/O OD CMOS

3.3V / 3.3V

PU 4.7K to 3.3V/PU 100K to 3.3V
(S/W IC between 4.7K/100K
resistor)

Connect to HDMI/DVI I2C CTRLDATA

HDMI/DVI I2C CTRLDATA if DDI1_DDC_AUX_SEL is pulled high

DDI1_HPD

C24

I CMOS

3.3V / 3.3V

PD 1M and Connect to device Hot Plug Detect

DDI Hot-Plug Detect

DDI1_DDC_AUX_SEL

D34

I CMOS

3.3V / 3.3V

PD 1M to GND

PU 100K to 3.3V for DDC(HDMI/DVI)

Selects the function of DDI1_CTRLCLK_AUX+ and DDI1_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

DDI2_PAIR0+

D39

Connect AC Coupling Capacitors 0.1uF to Device

DDI2_PAIR0-

D40

Connect AC Coupling Capacitors 0.1uF to Device

DDI2_PAIR1+

D42

Connect AC Coupling Capacitors 0.1uF to Device

DDI2_PAIR1-

D43

Connect AC Coupling Capacitors 0.1uF to Device

DDI2_PAIR2+

D46

Connect AC Coupling Capacitors 0.1uF to Device

DDI2_PAIR2-

D47

Connect AC Coupling Capacitors 0.1uF to Device

DDI2_PAIR3+

D49

Connect AC Coupling Capacitors 0.1uF to Device

DDI2_PAIR3-

D50

Connect AC Coupling Capacitors 0.1uF to Device

I/O PCIE

AC coupled on Module

PD 100K to GND
(S/W IC between Rpu/PCH)

Connect to DP AUX+

DP AUX+ function if DDI2_DDC_AUX_SEL is no connect

I/O OD CMOS

3.3V / 3.3V

PU 4.7K to 3.3V, PD 100K to GND
(S/W IC between Rpu/Rpd
resistor)

Connect to HDMI/DVI I2C CTRLCLK

HDMI/DVI I2C CTRLCLK if DDI2_DDC_AUX_SEL is pulled high

I/O PCIE

AC coupled on Module PU 100K to 3.3V

(S/W IC between Rpu/PCH)

Connect to DP AUX-

DP AUX- function if DDI2_DDC_AUX_SEL is no connect

I/O OD CMOS

3.3V / 3.3V

PU 4.7K to 3.3V/PU 100K to 3.3V
(S/W IC between 4.7K/100K
resistor)

Connect to HDMI/DVI I2C CTRLDATA

HDMI/DVI I2C CTRLDATA if DDI2_DDC_AUX_SEL is pulled high

DDI2_HPD

D44

I CMOS

3.3V / 3.3V

PD 1M and Connect to device Hot Plug Detect

DDI Hot-Plug Detect

DDI2_DDC_AUX_SEL

C34

I CMOS

3.3V / 3.3V

PD 1M to GND

PU 100K to 3.3V for DDC(HDMI/DVI)

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

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AC coupled off Module

Serial Digital Video Field Stall input differential pair.

O PCIE

O PCIE

AC coupled off Module

DDI 1 Pair 3 differential pairs/Serial Digital Video B clock output differential pair.

I PCIE

I PCIE

AC coupled off Module

Serial Digital Video TVOUT synchronization clock input differential pair.

AC coupled off Module

O PCIE

AC coupled off Module

O PCIE

AC coupled off Module

DDI 2 Pair 3 differential pairs

DDI 2 Pair 0 differential pairs

DDI Signals Descriptions

O PCIE

AC coupled off Module

DDI 1 Pair 0 differential pairs/Serial Digital Video B red output differential pair

I PCIE

O PCIE

AC coupled off Module

DDI 2 Pair 2 differential pairs

O PCIE

AC coupled off Module

DDI 2 Pair 1 differential pairs

DDI2_CTRLCLK_AUX+

C32

DDI2_CTRLCLK_AUX-

C33

DDI1_CTRLCLK_AUX+/SDVO1_CTRLCLK D15

DDI1_CTRLCLK_AUX-/SDVO1_CTRLDATA D16

AC coupled off Module

DDI 1 Pair 2 differential pairs/Serial Digital Video B blue output differential pair

O PCIE

AC coupled off Module

DDI 1 Pair 1 differential pairs/Serial Digital Video B green output differential pair

Serial Digital Video B interrupt input differential pair.

O CMOS

3.3V /3.3V

PCI ExpressCard: reset, active low, one per card

PCI Express Graphics receive differential pairs 14

ExpressCard Signals Descriptions

I CMOS

3.3V /3.3V

PCI ExpressCard: PCI Express capable card request, active low, one per
card

O PCIE

AC coupled on Module

PCI Express Graphics transmit differential pairs 14

I PCIE

AC coupled off Module

PCI Express Graphics receive differential pairs 15

O PCIE

AC coupled on Module

PCI Express Graphics transmit differential pairs 15

I PCIE

AC coupled off Module

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