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USR IOT USR-GM3 User Manual
USR IOT USR-GM3 User Manual
Also see for USR-GM3:
User guide
User guide
Table of content
Contents
Table Of Contents
Quick Start
Transmission
Introduction
Characteristic
Hardware
PCB Layout
Pin Description
Outside Antenna
Module Functions
Network transmission
HTTPD Function
SMS Message Transmission
Register Package
Heart Beat Package
Usage
UART
Parameters Setting
AT Command Format
AT Command Set
Appendix A: Contact
USR-GM3 User Manual
www.usriot.com
Jinan USR IOT Technology Limited
8 / 54
tec@usr.cn
3. Hardware
3.1.
Pin Description
3.1.1.Outside View
3.1.2.Pin Assignment
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USR IOT USR-GM3 User Manual
This manual is suitable for:
USR-GM3