Quectel EC20 Manuals

Manuals and User Guides for Quectel EC20. We have 3 Quectel EC20 manuals available for free PDF download: Hardware Manual, At Command Manual, Circuit Diagrams

Quectel EC20 Hardware Manual

Quectel EC20 Hardware Manual (37 pages)

Mini PCIe

Brand: Quectel | Category: PCI Card | Size: 1.11 MB

Table of Contents

About the Document

3
Contents

4
- Table of Contents
  4
Table Index

6
Figure Index

7
1 Introduction

8
- Safety Information
  9
2 Product Concept

10
- General Description
  10
- Description of Product Series
  10
- Key Features
  11
- Functional Diagram
  13
3 Application Interface

14
- General Description
  14
- EC20 Mini Pcie Interface
  14
  - Definition of Interface
    14
  - Pin Assignment
    17
- Power Supply
  18
- USIM Card Interface
  19
- USB Interface
  20
- UART Interface
  21
- PCM and I2C Interface
  23
- Control Signals
  25
  - RI Signal
    26
  - DTR Signal
    26
  - W_DISABLE# Signal
    26
  - PERST# Signal
    27
  - LED_WWAN# Signal
    27
- Antenna Interface
  28
4 Electrical and Radio Characteristics

29
- General Description
  29
- Power Supply Requirements
  29
- IO Requirements
  30
- RF Characteristics
  30
- GNSS Receiver
  31
- ESD Characteristics
  32
5 Mechanical Dimensions

33

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Quectel EC20 At Command Manual

Quectel EC20 At Command Manual (27 pages)

Brand: Quectel | Category: Control Unit | Size: 0.86 MB

Table of Contents

About the Document
3
Table of Contents
4
Contents
4
Introduction
6
How to Use GNSS
6
NMEA Sentences Type
7
Introduction of Gpsonextra
7
GNSS Power Saving Management
8
DPO (Dynamic Power Optimization)
8
ODP (On-Demand Positioning)
8
Description of at Command
10
AT+QGPSCFG Configure GNSS
10
AT+QGPSDEL Delete Assistance Data
14
AT+QGPS Operate GPS Session
14
AT+QGPSEND Terminate GNSS Session
16
AT+QGPSLOC Obtain Position
16
AT+QGPSGNMEA Obtain NMEA Sentences
18
AT+QGPSXTRA Enable Gpsonextra Functionality
19
AT+QGPSXTRATIME Inject Gpsonextra Time
20
AT+QGPSXTRADATA Inject Gpsonextra Data Manually
21
Introduction of URC
22
Expired XTRA Data
22
Example
24
Turn on and off the GNSS Engine
24
Application of GNSS Nmeasrc
24
Example of Injecting Gpsonextra
25
Appendix A Reference
26
Appendix B Summary of Error Codes
27

Quectel EC20 Circuit Diagrams

Quectel EC20 Circuit Diagrams (9 pages)

Brand: Quectel | Category: Control Unit | Size: 0.51 MB

Table of Contents

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