Quectel SC200R Series User Manual

Smart Module Series
SC200R&SC262R_Series_Hardware_Design 35 / 124
VOL_UP
95
DI
Volume up
V
IL
max = 0.63 V
V
IH
min = 1.17 V
If it is not used,
keep it open.
Cannot be
externally pulled up.
1.8 V power
domain.
VOL_DOWN
96
DI
Volume down
V
IL
max = 0.63 V
V
IH
min = 1.17 V
If it is not used,
keep it open.
Cannot be
externally pulled up.
1.8 V power
domain.
SENSOR_I2C Interface
Pin Name
Pin No.
I/O
Description
DC Characteristics
Comment
SENSOR_I2C_
SCL
91
OD
I2C clock of
external sensor
Dedicated for
external sensors.
Cannot be used for
touch panel, NFC,
I2C keyboard, etc.
Externally pull them
up to 1.8 V.
SENSOR_I2C_
SDA
92
OD
I2C data of
external sensor
Charging Interface
Pin Name
Pin No.
I/O
Description
DC Characteristics
Comment
BAT_SNS
133
AI
Battery voltage
detect
The maximum input
voltage is 4.2 V.
BAT_THERM
134
AI
Battery
temperature
detect
Internally pulled up.
Supports 47 kΩ
NTC thermistor by
default - externally
connect it to the
47 kΩ NTC
thermistor.
If it is not used,
connect it to GND
with a 47 kΩ
resistor.
BAT_ID
185
AI
Battery type
detect
V
I
= 0.1–1.7 V
Internally pulled
down with a 100 kΩ
resistor.
If it is not used,
keep it open.

Quectel SC200R Series Specifications

General

Brand	Quectel
Model	SC200R Series
Category	Control Unit
Language	English