Quectel EC200U Series Hardware Design page 16

GSM Features
Internet Protocol
Features
SMS
(U)SIM Interface
Audio Features
USB Interface
UART Interfaces
I2C Interfaces
SPI Interface
SD Card Interface
WLAN Application
Interface*
LCD Interface
Matrix keyboard
EC200U_Series_Hardware_Design
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FDD: Max. 10 Mbps (DL), Max. 5 Mbps (UL)
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TDD: Max. 8.96 Mbps (DL), Max. 3.1 Mbps (UL)
GPRS:
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Supports GPRS multi-slot class 12
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Coding scheme: CS-1, CS-2, CS-3 and CS-4
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Max. 85.6 kbps (DL)/Max. 85.6 kbps (UL)
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Supports TCP/UDP/PPP/NTP/NITZ/FTP/HTTP/PING/CMUX/HTTPS/
FTPS/SSL/FILE/MQTT/MMS protocols
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Supports PAP and CHAP for PPP connections
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Text and PDU mode
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Point to point MO and MT
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SMS cell broadcast
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SMS storage: Stored in (U) SIM card and ME, stored in ME by default
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Supports USIM/SIM card: 1.8/3.0 V
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Supports DSDS
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Supports one analog audio input and one analog audio output
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GSM: HR/FR/EFR/AMR/AMR-WB
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Supports echo cancellation and noise suppression
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Compliant with USB 2.0 specification (slave mode only); the data
transfer rate can reach up to 480 Mbps
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Used for AT command communication, data transmission, software
debugging, firmware upgrade
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Supports USB serial drivers for Windows 7/8/8.1/10, Linux 2.6
–
Android 4.x 11.x, etc.
Main UART:
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Used for AT command communication and data transmission
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Baud rates reach up to 921600 bps; 115200 bps by default
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Support MAIN_RTS and MAIN_CTS hardware flow control
Debug UART:
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Used for Linux console and log output
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921600 bps baud rates
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Can only be used as a debugging UART, not a general UART
Auxiliary UART
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Two I2C interfaces
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SPI interface only supports master mode
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SD 2.0 protocol compliant
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Supports SDIO 1.1 interface for WLAN function
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LCD interface supporting SPI mode
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Support 4 × 4 matrix keyboard
LTE Standard Module Series
–
5.12,
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