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Scroll Title
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titleHDMI transmitter signals and interface

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AD ADV7511KSTZ U1 Pins and SignalsConnected toProtection Circuit U10Notes
'HDMI_D0' ... 'HDMI_D11', Pin 85 ... 96B2B JB3--
'HDMI_TXC_N, HDMI_TXC_P, Pin 32, 33HDMI J4, pin 12, 10ESD protection-
'HDMI_TX0_N, HDMI_TX0_P, Pin 35, 36HDMI J4, pin 9, 7ESD protection-
'HDMI_TX1_N, HDMI_TX1_P, Pin 39, 40HDMI J4, pin 6, 4ESD protection-

'HDMI_TX2_N, HDMI_TX2_P, Pin 42, 43

HDMI J4, pin 3, 1ESD protection-
'HDMI_VS', Pin 2B2B JB3, pin 60--
'HDMI_HS', Pin 98B2B JB3, pin 58--
'HDMI_CLK', Pin 79B2B JB3, pin 59--
'HDMI_DE', Pin 97B2B JB3, pin 57--
'HPD_A', Pin 30HDMI J4, pin 19signal pass-thru level shifted signal ('HPD_B') to 5V
'CEC_A', Pin 48HDMI J4, pin 13signal pass-thru level shifted signal ('CEC_B') to 5V
'CEC_CLK', Pin 50B2B JB2, pin 38--
'SCL_A', Pin 53HDMI J4, pin 15signal pass-thru level shifted signal ('SCL_B') to 5V
'SDA_A', Pin 54HDMI J4, pin 16signal pass-thrulevel shifted signal ('SDA_B') to 5V
'HDMI_SCL', Pin 55B2B JB2, pin 13, SC CPLD U14, pin 47-I²C bus lines also used
for I2C control control (if activated) of
some other SC CPLD U14 functions
'HDMI_SDA', Pin 56B2B JB2, pin 15; SC CPLD U14, pin 45-
'HDMI_INT', Pin 45B2B JB2, pin 32--
'HDMI_SPDIF', Pin 10SC CPLD U14, pin 15--
'HDMI_SPDIFOUT', Pin 46SC CPLD U14, pin 14--
TPD12S016 U10 Control SignalsConnected toFunctionalityNotes
LS_OEB2B JB2, pin 36enable Level Shifter (1.8V ↔ 5.0V)Both signals must be
HIGH level for full functionality
of HDMI Protection Circuit U10.
CT_HPDB2B JB2, pin 34enable Load Switch for HPD

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There are two baseboard supply voltages VIOTA and VIOTB connected to the 4 x 5 SoM's PL IO-bank. The supply-voltages have following pin assignments on B2B-connectors:

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