Ddi channels – ADLINK Express-IB User Manual

Page 26

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Page 26

Express-IB

3.4.3. DDI Channels

DDI 1

Signal

Pin

Description

I/O

PU/PD

Comment

DDI1_PAIR0+

DDI1_PAIR0-

DDI1_PAIR1+

DDI1_PAIR1-

DDI1_PAIR2+

DDI1_PAIR2-

DDI1_PAIR3+

DDI1_PAIR3-

DDI1_PAIR4+

DDI1_PAIR4-

DDI1_PAIR5+

DDI1_PAIR5-

DDI1_PAIR6+

DDI1_PAIR6-

D26

D27

D29

D30

D32

D33

D36

D37

C25

C26

C29

C30

C15

C16

Digital Display Interface1 differential pairs O PCIE

SDVO1_RED+ (AC coupled)

SDVO1_RED- (AC coupled)

SDVO1_GRN+ (AC coupled)

SDVO1_GRN- (AC coupled)

SDVO1_BLU+ (AC coupled)

SDVO1_BLU- (AC coupled)

SDVO1_CK+ (AC coupled)

SDVO1_CK- (AC coupled)

SDVO1_INT+

SDVO1_INT-

SDVO1_TVCLKIN+

SDVO1_TVCLKIN-

SDVO1_FLDSTALL+

SDVO1_FLDSTALL-

DDI1_HPD

C24

Digital Display Interface Hot-Plug Detect

I PCIE

IF DDI1_DDC_AUX_SEL is floating

I/O PCIe

DP1_AUX+

DDI1_CTRLCLK_AUX+ D15

IF DDI1_DDC_AUX_SEL pulled high

I/O OD 3.3V

SDVO1_CTRLCLK
HDMI1_CTRLCLK

IF DDI1_DDC_AUX_SEL is floating

I/O PCIe

DP1_AUX+

DDI1_CTRLCLK_AUX- D16

IF DDI1_DDC_AUX_SEL pulled high

I/O OD 3.3V

SDVO1_CTRLDATA
HDMI1_CTRLDATA

DDI1_DDC_AUX_SEL

D34

Selects the function of
DDI1_CTRLCLK_AUX+ and
DDI1_CTRLDATA_AUX-. This pin shall
have a 1M pull-down to logic ground on
the Module. If this input is floating the
AUX pair is used for the DP AUX+/-
signals. If pulled-high the AUX pair
contains the CRTLCLK and CTRLDATA
signals.

I/O OD 3.3V

PD 1M

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