Page 26
Express-HLE
3.4.3
DDI Channels
DDI 1
Signal
Pin
Description
I/O
PU/PD
Comment
DDI
DDI1_PAIR0-
DDI
DDI1_PAIR1-
DDI
DDI1_PAIR2-
DDI
DDI1_PAIR3-
DDI
DDI1_PAIR4-
DDI
DDI1_PAIR5-
DDI
DDI1_PAIR6-
D26
D27
D29
D30
D32
D33
D36
D37
C25
C26
C29
C30
C15
C16
Digital Display Interface1 differential pairs
O PCIE
Pair 4 to Pair 6
Not supported
DDI1_HPD
C24
Digital Display Interface Hot-Plug Detect
I PCIE
IF DDI1_DDC_AUX_SEL is floating
I/O PCIe
DDI1_CTRL D15
IF DDI1_DDC_AUX_SEL pulled high
I/O OD 3.3V
HDMI1_CTRLCLK
IF DDI1_DDC_AUX_SEL is floating
I/O PCIe
DDI1_CTRLCLK_AUX- D16
IF DDI1_DDC_AUX_SEL pulled high
I/O OD 3.3V
HDMI1_CTRLDATA
DDI1_DDC_AUX_SEL D34
Selects
the
function of DDI1_CTRL
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
Содержание COM Express Express-HLE
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