Express-KL
Pinouts and Signal Descriptions
23
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 Express-KL
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