u-blox LARA-R202-82B-01 Manuals

Manuals and User Guides for u-blox LARA-R202-82B-01. We have 1 u-blox LARA-R202-82B-01 manual available for free PDF download: System Integration Manual

u-blox LARA-R202-82B-01 System Integration Manual (163 pages)

Size-optimized LTE Cat 1 modules in single and multimode configurations

Brand: u-blox | Category: Control Unit | Size: 2 MB

Document Information
2
Table of Contents
4
Contents
4
System Description
8
Overview
8
Architecture
11
Baseband and Power Management Section
12
Pin-Out
12
Operating Modes
17
Power off
18
Supply Interfaces
19
Module Supply Input (VCC)
19
RTC Supply Input/Output (V_BCKP)
27
Generic Digital Interfaces Supply Output (V_INT)
28
System Function Interfaces
29
Module Power-On
29
Module Power-Off
31
Module Reset
34
Module / Host Configuration Selection
34
Antenna Interface
35
Antenna RF Interfaces (ANT1 / ANT2)
35
Antenna Detection Interface (ANT_DET)
37
SIM Interface
37
SIM Card Interface
37
SIM Card Detection Interface (SIM_DET)
37
Data Communication Interfaces
38
Main UART Interface
38
Additional Considerations
49
Auxiliary UART Interface
50
USB Interface
51
HSIC Interface
54
DDC (I2C) Interface
54
SDIO Interface
56
Audio Interface
57
Digital Audio Interface
57
Clock Output
58
General Purpose Input/Output (GPIO)
58
Reserved Pins (RSVD)
58
System Features
59
Network Indication
59
Antenna Detection
59
Dual Stack Ipv4/Ipv6
59
Ppp
59
TCP/IP and UDP/IP
59
Ftp
59
Http
60
Ssl/Tls
60
Bearer Independent Protocol
62
Assistnow Clients and GNSS Integration
62
Hybrid Positioning and Celllocate
62
Wi-Fi Integration
65
Firmware Upgrade over at (FOAT)
65
Firmware Update over the Air (FOTA)
65
Smart Temperature Management
66
Threshold Definitions
67
Power Saving
68
Design-In
69
Overview
69
Supply Interfaces
70
Module Supply (VCC)
70
RTC Supply (V_BCKP)
84
Interface Supply (V_INT)
85
System Functions Interfaces
87
Module Power-On (PWR_ON)
87
Module Reset (RESET_N)
88
Application Processor
88
Module / Host Configuration Selection
89
Antenna Interface
90
Antenna RF Interface (ANT1 / ANT2)
90
Guidelines for Antenna RF Interface Design
91
Antenna Detection Interface (ANT_DET)
98
SIM Interface
100
Guidelines for SIM Circuit Design
100
Guidelines for SIM Layout Design
105
Data Communication Interfaces
106
Main UART Interface
106
Providing the Full RS-232 Functionality (Using the Complete V.24 Link)
106
Providing the TXD and RXD Lines Only (Not Using the Complete V24 Link)
109
Auxiliary UART Interface
111
USB Interface
112
HSIC Interface
114
DDC (I2C) Interface
116
Connection with U-Blox 3.0 V GNSS Receivers
119
SDIO Interface
120
Audio Interface
121
Digital Audio Interface
121
General Purpose Input/Output (GPIO)
125
Guidelines for GPIO Circuit Design
125
Reserved Pins (RSVD)
126
Module Placement
126
Module Footprint and Paste Mask
127
Top View
127
Thermal Guidelines
128
ESD Guidelines
129
ESD Immunity Test Overview
129
ESD Immunity Test of U-Blox LARA-R2 Series Reference Designs
129
ESD Application Circuits
130
Schematic for LARA-R2 Series Module Integration
133
Design-In Checklist
134
Schematic Checklist
134
Layout Checklist
134
Antenna Checklist
135
Handling and Soldering
136
Packaging, Shipping, Storage and Moisture Preconditioning
136
Handling
136
Soldering
137
Soldering Paste
137
Reflow Soldering
137
Optical Inspection
138
Cleaning
138
Repeated Reflow Soldering
139
Wave Soldering
139
Hand Soldering
139
Rework
139
Conformal Coating
139
Casting
139
Grounding Metal Covers
140
Use of Ultrasonic Processes
140
Approvals
141
Product Certification Approval Overview
141
Federal Communications Commission Notice
142
Safety Warnings Review the Structure
142
Declaration of Conformity
142
Modifications
143
Innovation, Science, Economic Development Canada Notice
144
Declaration of Conformity
144
Modifications
145
European Conformance CE Mark
147
Product Testing
148
U-Blox In-Series Production Test
148
Test Parameters for OEM Manufacturers
149
Go/No Go" Tests for Integrated Devices
149
Functional Tests Providing RF Operation
149
Appendix
151
A Migration between SARA-U2 and LARA-R2
151
Overview
151
Pin-Out Comparison between SARA-U2 and LARA-R2
154
Schematic for SARA-U2 and LARA-R2 Integration
157
B Glossary
158
Related Documentation
161
Revision History
162

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