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Smart LTE Module Series
SC66 Hardware Design
SC66_Hardware_Design 65 / 118
Table 21: Pin Definition of I2C Interfaces
3.15. I2S Interface
SC66 provides two I2S interfaces. The reference voltage field of the interface is 1.8v, and one group is
low-power I2S.
Table 22: Pin Definition of I2S Interface
Pin Name
Pin No
I/O Description
Comment
TP0_I2C_SCL
140
OD
TP I2C clock
Used for TP0
TP0_I2C_SDA
206
OD
TP I2C data
CAM_I2C_SCL0
75
OD
CAM I2C clock
Used for main
and front camera
CAM_I2C_SDA0
76
OD
CAM I2C data
CAM_I2C_SCL1
196
OD
CAM I2C clock
Used for depth
camera
CAM_I2C_SDA1
197
OD
CAM I2C data
SENSOR_I2C_SCL
131
OD
Sensor I2C clock
Used for sensor
SENSOR_I2C_SDA
132
OD
Sensor I2C data
GPIO_22
204
OD
TP I2C data
The default
configuration is
GPIO port, which
can be reused as
I2C for TP1
GPIO_23
205
OD
TP I2C clock
Pin Name
Pin
No
I/O Description
Comment
MI2S_2_WS
203
DO
I2S word selection signal
I2S word selection (L/R)
MI2S_2_DATA0
249
IO
I2S Data0 signal
I2S serial data0 channel
MI2S_2_SCK
250
DO
I2S serial signal
I2S serial clock
MI2S_2_DATA1
251
IO
I2S Data1 signal
I2S serial data1 channel
MI2S_2_MCLK
114
DO
I2S Main clock signal
I2S main clock