User's Manual

L831-EA Module Hardware User Manual Page
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2G Talk300mA (GSM PCL5)
Interfaces
RF Interface
Antenna : Mainx1Diversityx1
Function Interface
1 x USB 2.0Multiple Profiles over USB
SIM SupportI2C SupportI2S/PCM Support
GPIOClock
Data Features
Protocol Stack
Embedded TCP/IP and UDP/IP protocol stack
EDGE
Multi-slot class 33 (5 Down; 4 Up; 6 Total)
Coding Scheme MCS1~9
GPRS
Multi-slot class 33 (5 Down; 4 Up; 6 Total)
Coding Scheme MCS1~4
CSD
UMTS(14.4kbps)GSM(9.6kbps)
USSD
Support
SMS
MO / MT Text and PDU modes
Cell broadcast
Audio
Digital Audio
Voice coders :EFR/HR/FR/AMR
VoLTE (not support yet
Audio Control
Gain control
Character Set
IRAGSMUCS2HEX
AT commands
FIBOCOM proprietary AT commands
GSM 07.05
GSM 07.07
Accessories
Firmware Loader Tool over USB
User Manual
Developer Kit