User's Manual
Table Of Contents
- Copyright
- Attention
- Trademark
- Versions
- Applicable Model List
- Foreword
- Product Overview
- Structure
- Hardware Introduction
- Hardware Interface
- Electrical and Environmental Characteristic
- RF Interface
L811-EA Module Hardware User Manual Page
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Performance
Operating Voltage
Voltage: 3.3V ~ 4.4V Normal: 3.8V
Current
Consumption
(Typical Value)
4mA (Sleep Mode)
LTE FDD DATA：700mA
WCDMA Talk：570mA
2G Talk：250mA (GSM PCL5)
Interfaces
RF Interface
Antenna：Main x1，Diversity x1
Function Interface
USB 2.0 x1，Multiple Profiles over USB
SIM Support，I2C Support，I2S/PCM Support
GPIO，Clock
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
Supported
SMS
MO / MT Text and PDU modes
Cell broadcast
Audio
Digital Audio
Voice Coders: EFR/HR/FR/AMR
VoLTE（not supported yet）
Audio Control
Gain Control
Character Set
IRA，GSM，UCS2，HEX