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UART0_RTS
37
UART0_CTS
36
UART1_TXD
154
UART1_RXD
153
Sensor I2C Interface
Pin Name
Pin No.
SENSOR_I2C_
91
SCL
SENSOR_I2C_
92
SDA
RF Antenna Interfaces
Pin Name
Pin No.
ANT_MAIN
87
ANT_GNSS
121
ANT_DRX
131
ANT_WIFI/BT
77
Antenna Tuner Control Interfaces
Pin Name
Pin No.
GRFC_13
173
GRFC_14
260
GRFC_15
262
ADC Interface
Pin Name
Pin No.
ADC
128
Charging Interfaces
Pin Name
Pin No.
BAT_P
133
SC206E_Series_Hardware_Design
DCE request to send
DO
signal to DTE
DCE clear to send signal
DI
from DTE
DO
UART1 transmit
DI
UART1 receive
I/O
Description
I2C clock for external
OD
sensor
I2C data for external
OD
sensor
I/O
Description
AIO
Main antenna interface
AI
GNSS antenna interface
Diversity antenna
AI
interface
Wi-Fi/Bluetooth antenna
AIO
interface
I/O
Description
DIO
Generic RF controller
DIO
Generic RF controller
DIO
Generic RF controller
I/O
Description
General-purpose ADC
AI
interface
I/O
Description
AI
Battery voltage detect
V
max = 0.45 V
OL
V
min = 1.35 V
OH
V
max = 0.63 V
IL
V
min = 1.17 V
IH
V
max = 0.45 V
OL
V
min = 1.35 V
OH
V
max = 0.63 V
IL
V
min = 1.17 V
IH
DC Characteristics
DC Characteristics
DC Characteristics
DC Characteristics
DC Characteristics
Smart Module Series
Comment
Need to be pulled up to
1.8 V externally.
Can only be used for
sensors.
Comment
50 Ω impedance.
Comment
Cannot be multiplexed
into a generic GPIO.
Cannot be pulled up
when the module is
turning on.
Cannot be multiplexed
into a generic GPIO.
Comment
The maximum input
voltage is 1.875 V.
Comment
Cannot be kept open.
32 / 115
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