Smart LTE Module Series
SC600Y&SC600T Hardware Design
SC600Y&SC600T_Hardware_Design 80 / 128
A reference circuit design is shown below.
Module
D2
FLASH_LED1
D1
FLASH_LED2
Figure 26: Reference Circuit Design for Flashlight Interfaces
3.22. Sensor Interfaces
SC600Y&SC600T modules support communication with sensors via I2C interface, and it supports various
sensors such as acceleration sensor, gyroscopic sensor, compass, optical sensor, temperature sensor.
Table 27: Pin Definition of Sensor Interfaces
Pin Name
Pin No. I/O
Description
Comment
SENSOR_I2C_SCL
131
OD
I2C clock signal of external sensor
SENSOR_I2C_SDA
132
OD
I2C data signal of external sensor
GPIO_43
253
DI
Interrupt signal of optical sensor
GPIO_44
254
DI
Interrupt signal of direction sensor
(compass)
GPIO_42
252
DI
Interrupt signal of acceleration sensor
GPIO_45
255
DI
Interrupt signal of gyroscopic sensor
3.23. Audio Interfaces
SC600Y&SC600T modules provide three analog input channels and three analog output channels. The
following table shows the pin definition.