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SA70m01
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Table 21 I2S Signal Descriptions
Signal
Pin # Description
I/O
PU/PD
Comment
I2S0_LRCK
S39
Left and right audio synchronization clock
I/O 1.8V
Not Supported
I2S0_SDOUT
S40
Digital audio output
O 1.8V
I2S0_SDIN
S41
Ditial audio input
I 1.8V
I2S0_CK
S42
Digital audio clock
I/O 1.8V
AUDIO_MCK
S38
Master clock output to audio codecs
O 1.8V
Note
The conga-SA7 does not support I2S.
Table 22 HDA / I2S Signal Descriptions
Signal
Pin # Description
I/O
PU/PD
Comment
HDA_SYNC
S50
HD audio serial bus synchronization.
I/O 1.8V
HDA_SDO
S51
HD audio serial data output to codec
O 1.8V
HDA_SDI
S52
HD audio serial data input from codec
I 1.8V
HDA_CK
S53
HD audio serial bit clock to codec
I/O 1.8V
PD 75k
HDA_RST# /
GPIO4
P112
HD audio codec reset
O 1.8V
PD 75k
HDA_RST# is default
Table 23 I2C Signal Descriptions
Signal
Pin # Description
I/O
PU/PD
Comment
I2C_GP_CK
S48
I2C General purpose clock signal
I/O 1.8V
PU 2k2
I2C_GP_DAT
S49
I2C General purpose data signal
I/O 1.8V
PU 2k2