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UART5_TXD
UART5_RXD
UART1_TXD
UART1_RXD
I2C Interfaces
Pin Name
SENSOR_I2C_
SCL
SENSOR_I2C_
SDA
I2C0_SCL
I2C0_SDA
I2S Interface
Pin Name
I2S_MCLK
LPI_MI2S1_
SCLK
LPI_MI2S1_
WS
LPI_MI2S1_
DATA0
LPI_MI2S1_
DATA1
RF Antenna Interface
Pin Name
ANT_GNSS
ANT_MAIN
ANT_DRX
ANT_WIFI/BT
SC690A_Series_Hardware_Design
7
DO
UART5 transmit
8
DI
UART5 receive
60
DO
UART1 transmit
61
DI
UART1 receive
Pin No.
I/O
Description
I2C clock for
131
OD
external sensor
I2C data for
132
OD
external sensor
I2C clock for
200
OD
external device
I2C data for
201
OD
external device
Pin No.
I/O
Description
234
DO
I2S master clock
LPI I2S1 serial
55
DO
clock
LPI I2S1 word
156
DO
select
LPI I2S1 data
54
DIO
channel 0
LPI I2S1 data
155
DIO
channel 1
Pin No.
I/O
Description
GNSS antenna
134
AI
interface
Main antenna
19
AIO
interface
Diversity antenna
149
AI
interface
Wi-Fi/Bluetooth
129
AIO
antenna interface
Smart Module Series
DC
Comment
Characteristics
1.8 V power
domain.
DC
Comment
Characteristics
1.8 V power
domain.
DC
Comment
Characteristics
50 Ω impedance
50 Ω impedance
50 Ω impedance
50 Ω impedance
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