Introduction; Special Marks - Quectel RG520N-AT Hardware Design

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Introduction

This document defines RG520N-AT module and describes its air interfaces and hardware interfaces

which are connected with your applications.

It can help you quickly understand interface specifications, electrical and mechanical details, as well as

other related information of the module. The document, coupled with application notes and user guides,

makes it easy to design and set up mobile applications with the module.

Table 1: Special Marks

Mark

Definition

Unless otherwise specified, when an asterisk (*) is used after a function, feature, interface,

pin name, AT command, or argument, it indicates that the function, feature, interface, pin,

AT command, or argument is under development and currently not supported; and the

asterisk (*) after a model indicates that the sample of the model is currently unavailable.

Brackets ([...]) used after a pin enclosing a range of numbers indicate all pins of the same

[...]

type. For example, SDIO_DATA[0:3] refers to all four SDIO pins: SDIO_DATA0,

SDIO_DATA1, SDIO_DATA2, and SDIO_DATA3.

RG520N-AT_Hardware_Design

5G Module Series

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