USR-GM3 User Manual www.usriot.comJinan USR IOT Technology Limited 9 / 52 tec@usr.cn3.1.3.3.1.3.3.1.3.3.1.3.PCBPCBPCBPCB LayoutLayoutLayoutLayout

Quick Start

Transmission

Introduction

Application Field

Hardware

PCB Layout

Pin Description

Outside Antenna

Module Functions

SMS Message Transmission

Register Package

Heart Beat Package

UART

Parameters Setting

USR IOT USR-GM3 User Manual

USR-GM3

Characteristic

Network transmission

HTTPD Function

Usage

AT Command Format

AT Command Set

Appendix A: Contact

USR IOT USR-GM3 User Manual

Product

Learn More

Legal


Contents Table Of Contents Quick Start Transmission Introduction Application Field Hardware PCB Layout Pin Description Outside Antenna Module Functions SMS Message Transmission Register Package Heart Beat Package UART Parameters Setting	USR-GM3 User Manual www.usriot.comJinan USR IOT Technology Limited 9 / 52 tec@usr.cn3.1.3.3.1.3.3.1.3.3.1.3.PCBPCBPCBPCB LayoutLayoutLayoutLayout Previous Next / 52