Quectel SC20-CE, User Manual

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LTE Module Series
Smart EVB User Guide
Smart_EVB_User_Guide Confidential / Released 8 / 29
2
General Overview
Quectel supplies Smart EVB kit for testing basic functionalities on Smart modules.
2.1. Key Features
Smart EVB offers the following features:
 Two USIM interfaces
 Two UART interfaces
 Multiple audio interface
 USB interface
 Keypads and LED indication lights
Table 1: Features of Smart EVB
Features Implementation
Power Supply
 USB supply voltage: 4.75~6.0V; typical supply voltage: 5.0V
 VBAT supply voltage: 3.5~4.3V; typical supply voltage: 3.8V
USIM Interfaces
 Support card detection
 Support USIM/SIM cards: 3.0V and 1.8V
Audio Interface
 Analog interface used for loud speaker, microphone, earphone and
handset
UART Interfaces

Two UART interfaces:
Main UART for data transmission
Debug UART for debugging
 Max. baud rate: 460800bps
USB Interface  USB 2.0, support high speed and OTG function
Signal Indication  4 LEDs are available for signal indication
Buttons  9 buttons
Switches  4 switches
Physical Characteristics  Size: 24cm × 18cm
Quectel
Confidential