Smart Module Series
SC200L_Series(Dual-band Wi-Fi)_Hardware_Design 17 / 111
2.3. Functional Diagram
The following figure shows a block diagram of the module and illustrates the major functional parts.
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Power management
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RF part
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Baseband part
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eMMC memory
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Peripheral interfaces
-- USB interfaces
-- (U)SIM interfaces
-- UART interfaces
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Within the operating temperature range, the module is 3GPP compliant.
UART Interfaces
2 UART interfaces:
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UART0: 4-wire UART interface, supports RTS and CTS hardware flow
control, up to 3.25 Mbps
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Debug UART: 2-wire UART interface, used for debugging by default
SD Card Interface
Supports SD 3.0
Supports 1.8 V or 3.0 V SD card
Supports SD card hot-plug
(U)SIM Interfaces
2 (U)SIM interfaces
Supports USIM/SIM card: 1.80 V or 2.95 V
Supports Dual Card Dual Standby by default
I2C Interfaces
4 I2C interfaces
Used for peripherals such as touch screen, camera, sensor, etc.
SPI Interface
1 SPI interface multiplexed from GPIO interfaces
Used for fingerprint recognition or other peripherals
ADC Interface
1 general-purpose ADC interface
Supports up to 12-bit resolution
Antenna Interfaces
Main antenna, Rx-diversity antenna, GNSS antenna, Wi-Fi/Bluetooth antenna
interfaces
Physical Characteristics
Size: (40.5 ±0.15) mm × (40.5 ±0.15) mm × (2.85 ±0.2) mm
Package: LCC + LGA
Weight: Approx. 10.0 g
Temperature Range
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Operating temperature range: -30 °C to +75 °C
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Storage temperature range: -40 °C to +90 °C
Software Upgrade
Via USB interface or OTA
RoHS
All hardware components are fully compliant with EU RoHS standards