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u-blox LEA-4R Manuals
Manuals and User Guides for u-blox LEA-4R. We have
1
u-blox LEA-4R manual available for free PDF download: System Integration Manual And Reference Design
u-blox LEA-4R System Integration Manual And Reference Design (46 pages)
Brand:
u-blox
| Category:
GPS
| Size: 1.91 MB
Table of Contents
Table of Contents
4
1 Dead Reckoning Fundamentals
7
Dead Reckoning Enabled GPS (DR)
7
Dead Reckoning Principle
7
Dead Reckoning Performance
8
2 Design-In
10
Schematic Design-In Checklist for LEA-4R/TIM-4R
10
TIM-4R/LEA-4R Design
11
Forward / Backward Indication
11
Odometer / Speedpulses
11
Power Supply for Gyroscope, Temperature Sensor and A/D Converter
11
SPI Interface for Gyroscope and Temperature Sensor
12
Pinout Tables
13
Layout Design-In Checklist for ANTARIS 4
14
Layout
14
3 Receiver Description
15
Dead Reckoning Enabled GPS Module (DR Module)
15
Architecture
15
Input Signals/ Sensors
17
DR Specific Parameters
20
DR Calibration
21
Storage of Parameters
23
Static Position
24
Power Saving Modes
24
Antenna and Antenna Supervisor
24
Open Circuit Detect
24
4 Navigation
25
Overview
25
Navigation Update Rate
25
Dynamic Platform Model
26
Static Hold Mode
26
LEA-4R / TIM-4R - System Integration Manual / Reference Design
26
Degraded Navigation
26
Almanac Navigation
26
Navigation Input Filters
27
Navigation Output Filters
28
Position Quality Indicators
28
DGPS (Differential GPS)
31
SBAS (Satellite Based Augmentation Systems)
31
RAIM (Receiver Autonomous Integrity Monitoring)
31
5 Product Testing
32
U-Blox In-Series Production Test
32
Test Parameters for OEM Manufacturer
32
System Sensitivity Test
33
Guidelines for Sensitivity Tests
33
Go/No Go' Tests for Integrated Devices
33
Testing of LEA-4R/TIM-4R Designs
34
Direction Signal
34
Speedpulse Signal
34
Gyroscope (Rate) Input
34
Temperature Sensor
34
Erase Calibration
34
6 PC Support Tools
35
A Migration from TIM-LR to TIM-4R
36
A.1 Migration from TIM-LR to TIM-4R Pin out
37
B Default Settings
38
B.1 Hardware
38
B.2 Navigation
38
B.3 Power Saving Modes
39
B.4 Communications Interface
40
B.5 Messages (UBX - CFG - MSG)
40
B.6 Messages (UBX - CFG - INF)
41
B.7 Timing Settings
42
C Reference Design for TIM-4R
42
D Mechanical Data
43
D.1 Dimensions
43
D.2 Specification
44
Glossary
45
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