Neoway N720 - User Manual

N720 Hardware User Guide ()
N720 Hardware User Guide
Version 1.6

Summary

1 Introduction to N720

1.1 Overview

Introduction to the N720 module, its features, and applications.

1.2 Block Diagram

Visual representation of the N720 module's internal architecture and components.

1.3 Features

Detailed specifications and key functionalities of the N720 module.

2 Application Interfaces

2.1 Specifications and Pin Definition

Physical dimensions, weight, package type, and pinout of the N720.

2.2 Pin Description

Detailed explanation of each pin's function, I/O type, and voltage levels.

2.3 Power Control Interfaces

Interfaces and signals for controlling power supply and module states.

2.4 USB Interface

Details on the USB connection for data transfer and firmware updates.

2.5 UIM Card Interface

Interface specifications for connecting a SIM card.

2.6 GPIO Interfaces

General Purpose Input/Output pins and their configurations.

2.7 AUDIO Interfaces

Interfaces for audio input and output.

2.8 WLAN Interfaces

Interfaces related to Wi-Fi connectivity.

2.9 Commissioning Interfaces

Interfaces used for module configuration and testing.

2.3 Power Control Interfaces

2.3.1 VBAT

Main power supply input pin details and voltage characteristics.

2.3.2 VDDIO_1 P8

1.8V power supply output for IO level shifting and ESD protection.

2.3.3 ON;OFF

Procedures and circuits for powering the module on and off.

2.3.4 RESET

Pin and sequence for resetting the module.

2.6 GPIO Interfaces

2.6.1 UART

Universal Asynchronous Receiver-Transmitter interface details and reference design.

2.6.2 ADC

Analog-to-Digital Converter channels and their specifications.

2.6.3 NET_LIGHT

LED indicator driven by the NET_LIGHT pin.

2.6.4 DTR

Data Terminal Ready pin for sleep mode control.

2.6.5 RING Signal Indicator

Indicator for incoming calls and SMS events.

2.7 AUDIO Interfaces

2.7.1 PCM

Pulse Code Modulation interface details and connection diagram.

2.7.2 I2 C

Inter-Integrated Circuit interface specifications and operation.

2.8 WLAN Interfaces

2.8.1 SDIO

Secure Digital Input/Output interface for WLAN.

2.8.2 WLAN Control

Control signals for WLAN functionality.

2.9 Commissioning Interfaces

2.9.1 FORCE_USB_BOOT

Interface for entering fast boot mode during startup.

3 RF Interface

3.1 2 G;3 G;4 G RF Design and PCB Layout

Guidelines for designing RF circuits and PCB layouts for cellular connectivity.

3.2 GNSS RF Design and PCB Layout

3.2.1 GNSS Impedance

Impedance matching requirements for GNSS RF design.

3.2.2 Active GNSS Antenna Design

Recommendations for designing active GNSS antenna systems.

4 Electrical Features and Reliability

4.1 Electrical Features

Electrical specifications including voltage and current ratings.

4.2 Temperature Features

Operating and storage temperature ranges for the module.

4.3 ESD Features

5 RF Feature

5.1 Operating Band

Supported cellular operating frequency bands for uplink and downlink.

5.2 TX Power and RX Sensitivity

5.3 GNSS Features

6 Mechanical Feature

6.1 Dimensions

Physical dimensions and layout of the N720 module.

6.2 PCB Foot Print

7 Mounting and Packaging

7.1 Mounting the Module onto the Application Board

Guidelines for SMT mounting and reflow soldering.

7.2 Packaging

Information on module packaging and storage conditions.

8 SMT Temperature Curve

Neoway N720 Specifications

General

Brand	Neoway
Model	N720
Category	GSM/GPRS Modules
Language	English