User's Manual

LTE Module BEC CBRS-12 User Manual
14
(Challenge Handshake Authentication Protocol) usually used for PPP
connections
SMS
Text and PDU mode
Point to point MO and MT
SMS cell broadcast
SMS storage: ME by default
(U)SIM Interfaces
Support (U)SIM card: 1.8V/3.0V
Dual SIM Single Standby
Audio Features
Provide one digital audio interface: PCM interface
LTE: AMR/AMR-WB
Support echo cancellation and noise suppression
PCM Interface
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
USB Interface
Comply with USB 3.0 and 2.0 specifications, with maximum transmission
rates up to 5Gbps on USB 3.0 and 480Mbps on USB 2.0
Used for AT command communication, data transmission, firmware
upgrade, software debugging, GNSS NMEA sentence output, and voice
over USB*
Support USB serial drivers for: Windows 7/8/8.1/10; Linux 2.6/3.x/4.1~4.15;
Android 4.x/5.x/6.x/7.x/8.x/9.x
UART Interfaces
Main UART
interface
:
Used for AT command communication and data transmission
Baud rate reaches up to 921600bps, 115200bps by default
Support RTS and CTS hardware flow control
Debug UART interface:
Used for Linux console and log output
115200bps baud rate
BT UART interface:
Used for Bluetooth communication and can be multiplexed into SPI
interface
115200bps baud rate
PCIe Interface*
Comply with PCI Express Specification Revision 2.1 and support 5Gbps
per lane
Used for data transmission
Rx-diversity Support LTE/WCDMA Rx-diversity and LTE HO-diversity
GNSS Features
Gen9HT-Lite of Qualcomm
Protocol: NMEA 0183
AT Commands
Comply with 3GPP TS 27.007 and 27.005, and Billion enhanced AT
commands