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Ublox ZED-F9P User Manual

Ublox ZED-F9P
64 pages
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ZED-F9P
u-blox F9 high precision GNSS module
Integration Manual
Abstract
This document describes the features and specifications of
ZED-F9P; a multi-band GNSS module offering centimeter level
accuracy with integrated RTK.
www.u-blox.com
UBX-18010802 - R01

Table of Contents

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Ublox ZED-F9P Specifications

General IconGeneral
GNSS SupportGPS, GLONASS, Galileo, BeiDou, QZSS, SBAS
Channels184
Positioning Accuracy (RTK)1 cm + 1 ppm
Update RateUp to 20 Hz
Time Accuracy30 ns
Power Supply2.7 V to 3.6 V
Operating Temperature-40 °C to +85 °C
Horizontal Accuracy2.5 m
InterfacesUART, USB, SPI, I2C
Dimensions22 x 17 x 2.4 mm
Frequency BandsL1, L2, L5

Summary

Introduction and Overview

Abstract

Summary of the document's content, features, and accuracy of the ZED-F9P module.

1 Overview

1.1 Real Time Kinematic

Explains the ZED-F9P's precision capabilities and its next-level GNSS precision.

1.1.1 RTK Modes of Operation

Details the two operational modes for the ZED-F9P: as a base station or as a rover.

1.2 Typical Application Setups

Illustrates common application scenarios for the ZED-F9P, such as drone and robotic mower.

1.3 Default GNSS Configuration

Specifies the default configuration settings for GNSS reception by the ZED-F9P module.

1.4 RTCM3 Corrections

Discusses the necessity of RTCM3 corrections for RTK operation and lists supported input/output messages.

1.5 Supported RTCM3 Input Messages

Provides a detailed list of RTCM3 messages supported for input by the ZED-F9P.

1.6 Supported RTCM3 Output Messages

Lists the RTCM3 messages that the ZED-F9P can output when configured as a base station.

1.7 NTRIP Protocol

Explains the NTRIP protocol for streaming RTCM correction data over the internet.

1.8 Virtual Reference Station

Describes the VRS concept for achieving centimeter-level accuracy using a network of reference stations.

1.9 Configuration

Details methods and messages for configuring the ZED-F9P module's settings.

1.10 Legacy Command Configuration

Mentions legacy UBX-CFG messages are deprecated but still accepted in early beta firmware.

2 Hardware Description

2.1 Block Diagram

Presents a high-level block diagram of the ZED-F9P module, showing key functional blocks.

2.2 Power Connection

Details how to connect the main and backup power supplies to the ZED-F9P module.

2.3 Interfaces

Lists and describes the various interfaces available on the ZED-F9P module.

3 EOS/ESD/EMI Precautions

3.1 ESD Handling Precautions

Emphasizes the sensitive nature of the ZED-F9P and precautions for handling to prevent damage.

3.2 ESD Protection Measures

Outlines specific measures to protect against ESD during handling and production.

3.3 EOS Precautions

Discusses Electrical Overstress (EOS) and recommended protection measures, especially with wireless transceivers.

3.4 Safety Precautions

Details safety requirements including external limited power source and SELV circuits.

4 Electromagnetic Interference on I/O Lines

4.1 Interference Issues

Explains the susceptibility of GNSS receivers to interference due to low signal power.

4.2 In-Band Interference Mitigation

Lists methods to mitigate in-band interference, such as grounding, shielding, and filtering.

4.3 Out-of-Band Interference

Describes out-of-band interference sources and mitigation strategies, including band-pass filters.

5 Design

5.1 Pin Assignment

Shows the pin assignment of the ZED-F9P module and lists the defined PIO configurations.

5.2 RF Front-End Circuit Options

Discusses options for RF front-end circuits, including separate and combined GNSS/L-Band systems.

5.5 Layout

Details layout and placement requirements for the ZED-F9P receiver on a PCB.

5.6 Layout Guidance

Presents layout guidance to minimize performance issues at the design level.

6 Product Handling

6.1 Soldering

Provides detailed guidelines for soldering the ZED-F9P, including paste recommendations and reflow profiles.

6.2 Tapes

Illustrates the feed direction and orientation of ZED-F9P modules on the tape for automated assembly.

6.3 Reels

Specifies the reel quantities and type for shipping ZED-F9P modules.

6.4 Moisture Sensitivity Levels

Details the Moisture Sensitivity Level (MSL) for ZED-F9P high precision receivers.

7 Antenna

7.1 Stacked Patch Antenna

Describes the typical stacked patch antenna design and its characteristics for L1+L2 reception.

8 Related Documents

9 Revision History

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