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L-831-EA
Fibocom L-831-EA Manuals
Manuals and User Guides for Fibocom L-831-EA. We have
1
Fibocom L-831-EA manual available for free PDF download: User Manual
Fibocom L-831-EA User Manual (43 pages)
Brand:
Fibocom
| Category:
Wireless modules
| Size: 1.21 MB
Table of Contents
Important Note
4
Table of Contents
7
Preface
10
Outline
10
Standards
10
Introduction
12
Description
12
Specifications
12
Appearance
15
Mechanical
16
Dimension
16
Application Interface Description
17
Connector
18
Hardware Overview
19
Pins Definition
19
Pins Number
19
Pins Description
20
Hardware Interface
24
Power Interface
24
Power Supply
24
Vsd2_1V8
24
Power On/Off and Reset Signal
25
Power On/Off Signal
25
Power on
25
Power off
25
Recommended Circuit Design of Power On/Off Signals
26
RESET Signal
27
Index Signal
28
Index Signal Pins
28
USB Interface
28
Definition of USB Interface
28
Application for USB Interface
29
USIM Interface
29
USIM Pins
30
Description of USIM
30
Normally Closed"Sim Circuit Design
30
Normally Open" SIM Circuit Design
31
USIM Design Points
31
USIM Hot Plug
32
Hardware Connection
32
Software Configuration
32
Digital Audio
32
Description of I2S Interface
33
Description of PCM Interface
33
Android/Win8Dual System Switch Control Interface
34
W_DISABLE# Interface
34
Description of WWAN_DISABLE# Interface
34
Description of GPS_DISABLE# Interface
35
TX_BLANKING Interface
35
The WAKEUP_HOST Interface
35
BODY_SAR Interface
36
Description of I2C Interface
36
Clock Interface
36
Config Interface
36
RF Interface
37
Description of RF Connector
37
Description of RF Connecting Seat
37
Main Performance of RF Connector
38
Other Interfaces
39
Electrical and Environmental
40
Electrical
40
Environmental
40
RF Interface
41
Operating Band
41
Antenna Band
41
RF PCB Design
41
Routing Principle
41
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