u-blox M9 Manuals

Manuals and User Guides for u-blox M9. We have 1 u-blox M9 manual available for free PDF download: Integration Manual

u-blox M9 Integration Manual (95 pages)

Standard precision GNSS module

Brand: u-blox | Category: Receiver | Size: 9 MB

Table of Contents
3
Integration Manual Overview
6
System Description
7
Overview
7
Architecture
7
Block Diagram
7
Receiver Functionality
8
Receiver Configuration
8
Changing the Receiver Configuration
8
Default GNSS Configuration
8
Default Interface Settings
9
Basic Receiver Configuration
9
RTCM Corrections
10
Legacy Configuration Interface Compatibility
11
Navigation Configuration
11
Sbas
16
Geofencing
17
Introduction
17
Interface
17
Geofence State Evaluation
18
Using a PIO for Geofence State Output
18
Logging
18
Introduction
18
Setting the Logging System up
19
Information about the Log
19
Recording
20
Retrieval
21
Command Message Acknowledgment
22
Data Batching
22
Introduction
22
Setting up the Data Batching
22
Retrieval
23
Spectrum Analyzer
23
Communication Interfaces
24
Uart
25
I2C Interface
26
SPI Interface
29
USB Interface
30
Predefined Pios
31
D_Sel
31
Reset_N
31
Safeboot_N
31
Timepulse
32
Tx_Ready
32
Extint
32
Multiple GNSS Assistance (MGA)
33
Authorization
33
Preserving MGA and Operational Data During Power-Off
33
Assistnow Offline
34
Assistnow Autonomous
37
Save-On-Shutdown Feature
41
Power Management
42
Continuous Mode
43
Power Save Mode
43
Peak Current Settings
50
Power On/Off Command
51
EXTINT Pin Control When Power Save Mode Is Not Active
51
Measurement and Navigation Rate with Power Save Mode
51
Backup Modes
51
Clocks and Time
52
Receiver Local Time
52
Navigation Epochs
52
Itow Timestamps
53
GNSS Times
53
Time Validity
53
UTC Representation
54
Leap Seconds
55
Real-Time Clock
55
Date
55
Timing Functionality
56
Time Pulse
56
Timemark
60
Security
61
Spoofing Detection / Monitoring
61
Jamming/Interference Detection / Monitoring
62
GNSS Receiver Integrity
63
U-Blox Protocol Feature Descriptions
63
Broadcast Navigation Data
63
Forcing a Receiver Reset
67
Firmware Upload
68
Design
69
Pin Assignment
69
Power Supply
70
VCC: Main Supply Voltage
70
V_BCKP: Backup Supply Voltage
70
V_USB: USB Interface Power Supply
71
NEO-M9N Minimal Design
71
NEO-M9N Internal Components
72
Clock Generation
72
Real-Time Clock (RTC)
72
SAW and LNA
72
VCC_RF Antenna Bias Voltage
72
Flash Memory
72
Antenna
72
Antenna Design with Passive Antenna
73
Antenna Design with External LNA or Active Antenna
73
Out-Of-Band Blocking Immunity
75
EOS/ESD Precautions
75
ESD Protection Measures
76
EOS Precautions
76
Safety Precautions
77
Electromagnetic Interference on I/O Lines
77
General Notes on Interference Issues
77
In-Band Interference Mitigation
78
Out-Of-Band Interference
78
Layout
79
Placement
79
Thermal Management
79
Package Footprint, Copper and Paste Mask
79
Layout Guidance
81
Design Guidance
82
General Considerations
82
Backup Battery
83
RF Front-End Circuit Options
83
Antenna/Rf Input
84
Ground Pads
84
Schematic Design
84
Layout Design-In Guideline
84
Product Handling
85
ESD Handling Precautions
85
Soldering
85
Packaging
88
Tapes
88
Reels
89
Moisture Sensitivity Levels
89
Appendix
90
A Migration
90
B Glossary
92
Related Documents
93
Revision History
94

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u-blox M9 Integration Manual (95 pages)

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