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BAT_ID
185
CHG_SEL
127
ADC Interface
Pin Name
Pin No.
ADC
128
Antenna Interfaces
Pin Name
Pin No.
ANT_MAIN
87
ANT_DRX
131
4
ANT_GNSS
121
ANT_WIFI/BT
77
GPIO Interfaces
Pin Name
Pin No.
GPIO_33
33
GPIO_25
90
GPIO_130
97
GPIO_45
98
4
SC262R-WF does not support GNSS.
SC262R_Series_Hardware_Design
Battery type
AI
detect
DI
Charging select
I/O
Description
General-purpose
AI
ADC interface
I/O
Description
Main antenna
AIO
interface
Rx-diversity
AI
antenna interface
GNSS antenna
AI
interface
Wi-Fi/Bluetooth
AIO
antenna interface
I/O
Description
General-purpose
DIO
input/output
General-purpose
DIO
input/output
General-purpose
DIO
input/output
General-purpose
DIO
input/output
Smart Module Series
V
= 0.1–1.7 V
I
DC Characteristics
DC Characteristics
DC Characteristics
V
max = 0.63 V
IL
V
min = 1.17 V
IH
V
max = 0.45 V
OL
V
min = 1.4 V
OH
Internally pulled
down with a 100 kΩ
resistor.
If it is not used,
keep it open.
If you use an
internal charging
chip, keep this pin
open.
If you use an
external charging
chip, connect it to
GND.
Comment
The maximum input
voltage is 1.7 V.
Comment
50 Ω impedance.
Comment
1.8 V power
domain.
32 / 115
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