Express-BL
Page 29
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 3.3V
PD 100K
IF DDI1_DDC_AUX_SEL is floating
I/O PCIE
PD 100K
DDI1_CTRL D15
IF DDI1_DDC_AUX_SEL pulled high
I/O OD 3.3V
HDMI1_CTRLCLK
PU 2.2K 3.3V when
DDC_AUX_SEL is high
IF DDI1_DDC_AUX_SEL is floating
I/O PCIE
PU 100K
3.3V
DP1_AUX-
DDI1_CTRLDATA_AUX- D16
IF DDI1_DDC_AUX_SEL pulled high
I/O OD 3.3V
HDMI1_CTRLDATA
PU 2.2K 3.3V when
DDC_AUX_SEL is high
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 3.3V
PD 1M
Содержание COM Express Express-BL
Страница 13: ...Express BL Page 13 2 17 Functional Diagram AB CD FDI DMI...
Страница 14: ...Page 14 2 18 Mechanical Dimensions...