Toradex Colibri - Unused HDMI;DVI Signal Termination

Colibri Carrier Board Design Guide
Toradex AG l Altsagenstrasse 5 l 6048 Horw l Switzerland l +41 41 500 48 00 l www.toradex.com l info@toradex.com
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Figure 13: HDMI Reference Schematic
2.5.3 Unused HDMI/DVI Signal Termination
All unused HDMI/DVI signals can be left unconnected. The HPD has a 100kΩ pull-down resistor on
the module.
Colibri
Pin
Colibri
Signal Name
Recommended Termination
2
HDMI_1_CLK_P
Leave NC if not used
3
HDMI_1_CLK_N
Leave NC if not used
5
HDMI_1_DATA0_P
Leave NC if not used
6
HDMI_1_DATA0_N
Leave NC if not used
8
HDMI_1_DATA1_P
Leave NC if not used
9
HDMI_1_DATA1_N
Leave NC if not used
11
HDMI_1_DATA2_P
Leave NC if not used
12
HDMI_1_DATA2_N
Leave NC if not used
14
HDMI_1_HPD
Leave NC if not used, 100kΩ resistor on Colibri module
16
HDMI_DDC_SDA
Add pull-up resistor or disable the I
2
C function in the software
15
HDMI_DDC_SCL
Add pull-up resistor or disable the I
2
C function in the software
Table 9: Unused HDMI/DVI Signals Termination
52435 -2471
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
X2
GND
GND
GND
GND
GND
GND
GND
TMDS_CLK_P
TMDS_CLK_N
TMDS_DATA0_P
TMDS_DATA0_N
TMDS_DATA1_P
TMDS_DATA1_N
TMDS_DATA2_P
TMDS_DATA2_N
HOTPLUG_DETECT_T
R1
1K
DDC_SCL_T
DDC_SDA_T
RC LAMP050 4S
1 2 3
4 5 6
D1
1002944 9-111RLF
TDMS_D2P
1
TDMS_D2_Shield
2
TDMS_D2N
3
TDMS_D1P
4
TDMS_D1_Shield
5
TDMS_D1N
6
TDMS_D0P
7
TDMS_D0_Shield
8
TDMS_D0N
9
TDMS_CLKP
10
TDMS_CLK_Shield
11
TDMS_CLKN
12
CEC
13
HEC
14
DDR_SCL
15
DDR_SDA
16
GND
17
PWR_ 5V_50 mA
18
HotPlug_ HECDP
19
SH1
S1
SH2
S2
SH3
S3
SH4
S4
X1
RC LAMP050 4S
1 2 3
4 5 6
D2
SHIELD SHIELD
SHIELD
TMDS_CLK_P
TMDS_CLK_N
TMDS_DATA0_P
TMDS_DATA0_N
TMDS_DATA1_P
TMDS_DATA1_N
TMDS_DATA2_P
TMDS_DATA2_N
GND
GND
GND
GND
GND
HOTP LUG_DETECT
HDMI_I2C_SCL
HDMI_I2C_SDA
220pF
50V
C1
HOTPLUG_DETECT
HDMI_I2C_SCL
HDMI_I2C_SDA
5V_HDMI
R2
1.8K
R3
1.8K
4.7pF
50V
C2
4.7pF
50V
C3
GND
GND
220R @100MHz
500 mA
L1
220R @100MHz
500 mA
L2
GND
RC LAMP050 4S
1 2 3
4 5 6
D3
SHIELD
5V_HDMI
5V_HDMI
DIFF90_50
DIFF90_50
DIFF90_50
DIFF90_50
DIFF90_50
DIFF90_50
DIFF90_50
DIFF90_50
5V
BAT54
D4
5V_HDMI
TMDS_CLK_P
TMDS_CLK_N
TMDS_DATA0_P
TMDS_DATA0_N
TMDS_DATA1_P
TMDS_DATA1_N
TMDS_DATA2_P
TMDS_DATA2_N
FFC Connector