LTE Module Series
EG25-G Hardware Design
EG25-G_Hardware_Design 13 / 100
Internet Protocol
Features
Support TCP/UDP/PPP/FTP/HTTP/NTP/PING/QMI/NITZ/CMUX*/HTTPS*/
SMTP/MMS*/FTPS*/SMTPS*/SSL*/FILE* protocols
Support PAP (Password Authentication Protocol) and CHAP (Challenge
Handshake Authentication Protocol) protocols which are usually used for
PPP connections
Text and PDU mode
Point to point MO and MT
SMS cell broadcast
SMS storage: ME by default
Support USIM/SIM card: 1.8V, 3.0V
Support one digital audio interface: PCM interface
GSM: HR/FR/EFR/AMR/AMR-WB
WCDMA: AMR/AMR-WB
LTE: AMR/AMR-WB
Support echo cancellation and noise suppression
Used for audio function with external codec
Support 16-bit linear data format
Support long frame synchronization and short frame synchronization
Support master and slave modes, but must be the master in long frame
synchronization
Compliant with USB 2.0 specification (slave only); the data transfer rate can
reach up to 480Mbps
Used for AT command communication, data transmission, GNSS NMEA
output, software debugging, firmware upgrade and voice over USB*
Support USB serial drivers for: Windows 7/8/8.1/10, Windows CE
5.0/6.0/7.0*, Linux 2.6/3.x/4.1~4.14, Android 4.x/5.x/6.x/7.x/8.x, etc.
Main UART:
Used for AT command communication and data transmission
Baud rates reach up to 921600bps, 115200bps by default
Support RTS and CTS hardware flow control
Debug UART:
Used for Linux console and log output
115200bps baud rate
Support 10M/100M/1000M Ethernet work mode
Support maximum 150Mbps (DL)/50Mbps (UL) for 4G network
Wireless Connectivity
Interfaces
Support a low-power SDIO 3.0 interface for WLAN and UART/PCM interface
for Bluetooth*
Support LTE/WCDMA Rx-diversity
Gen8C Lite of Qualcomm
Protocol: NMEA 0183
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