u-blox ZED-F9T-20B-00 Manuals

Manuals and User Guides for u-blox ZED-F9T-20B-00. We have 1 u-blox ZED-F9T-20B-00 manual available for free PDF download: Integration Manual

u-blox ZED-F9T-20B-00 Integration Manual (100 pages)

High accuracy timing module

Brand: u-blox | Category: Control Unit | Size: 4 MB

Document Information
2
Table of Contents
3
Integration Manual Overview
6
System Description
7
Overview
7
Differential Timing
7
Architecture
8
Block Diagram
8
Receiver Functionality
9
Receiver Configuration
9
Changing the Receiver Configuration
9
Default GNSS Configuration
9
Default Interface Settings
10
Basic Receiver Configuration
10
Differential Timing Mode Configuration
13
Primary and Secondary Output
16
Legacy Configuration Interface Compatibility
18
Navigation Configuration
18
Sbas
23
Geofencing
25
Introduction
25
Interface
25
Geofence State Evaluation
25
Using a PIO for Geofence State Output
26
Logging
26
Introduction
26
Setting the Logging System up
26
Information about the Log
27
Recording
28
Retrieval
29
Command Message Acknowledgment
29
Communication Interfaces
30
Uart
31
I2C Interface
32
SPI Interface
35
USB Interface
36
Predefined Pios
37
D_Sel
37
Reset_N
37
Safeboot_N
37
Timepulse
38
Extint
38
Antenna Supervisor
38
Antenna Voltage Control - ANT_OFF
38
Antenna Short Detection - ANT_SHORT_N
39
Antenna Short Detection Auto Recovery
39
Antenna Open Circuit Detection - ANT_DETECT
40
Multiple GNSS Assistance (MGA)
40
Authorization
41
Preserving MGA and Operational Data During Power-Off
41
Clocks and Time
41
Receiver Local Time
41
Navigation Epochs
42
Itow Timestamps
42
GNSS Times
43
Time Validity
43
UTC Representation
43
Leap Seconds
44
Real-Time Clock
44
Date
45
Timing Functionality
45
Time Pulse
46
Time Mark
49
Time Mark for Common View Time Transfer
50
Security
51
Spoofing Detection and Monitoring
51
Jamming and Interference Detection and Monitoring
51
Spoofing and Jamming Indication
52
GNSS Receiver Security
52
Galileo Open Service Navigation Message Authentication (OSNMA)
53
U-Blox Protocol Feature Descriptions
56
Broadcast Navigation Data
56
Save-On-Shutdown Feature
65
Spectrum Analyzer
65
Sky View Signal Masking
66
Forcing a Receiver Reset
67
Firmware Upload
68
Production Test
68
Connected Sensitivity Test
68
Go/No Go Tests for Integrated Devices
68
Design
69
Pin Assignment
69
Power Supply
71
VCC: Main Supply Voltage
71
V_BCKP: Backup Supply Voltage
71
ZED-F9T Power Supply
72
ZED-F9T Minimal Design
72
Antenna
73
Active Antenna Power Supply
75
Antenna Supervisor Circuit
78
EOS/ESD Precautions
80
ESD Protection Measures
80
EOS Precautions
80
Safety Precautions
81
Electromagnetic Interference on I/O Lines
81
General Notes on Interference Issues
81
In-Band Interference Mitigation
82
Out-Of-Band Interference
82
Layout
83
Placement
83
Thermal Management
83
Package Footprint, Copper and Paste Mask
83
Layout Guidance
85
Design Guidance
87
General Considerations
87
Backup Battery
87
RF Front-End Circuit Options
87
Antenna/Rf Input
88
Ground Pads
89
Schematic Design
89
Layout Design-In Guideline
89
I2C Design Recommendations
89
I2C Pull up Calculation
89
EMI/EMC Considerations for I2C Bus
90
Product Handling
91
ESD Handling Precautions
91
Soldering
92
Tapes
95
Reels
96
Appendix
97
A Glossary
97
Related Documents
98
Revision History
99

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u-blox ZED-F9T-20B-00 Manuals

u-blox ZED-F9T-20B-00 Integration Manual (100 pages)

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