USR IOT USR-GM3S Manuals

Manuals and User Guides for USR IOT USR-GM3S. We have 1 USR IOT USR-GM3S manual available for free PDF download: User Manual

USR IOT USR-GM3S User Manual

USR IOT USR-GM3S User Manual (55 pages)

Brand: USR IOT | Category: GSM/GPRS Modules | Size: 1 MB

Table of Contents

Table of Contents
2
Transmission
4
2 Introduction

6
- Characteristic
  6
- Features
  6
3 Hardware

8
- PCB Layout
  9
4 Module

12
- Work Mode
  12
  - Network Transmission
    12
  - SMS Message Transmission
    12
  - Description
    13
  - Usage
    13
- Heart Beat Package
  30
  - Description
    31
  - Rs485
    31
  - Similar RFC2217
    32
- AT Command Set
  36
Appendix A: Contact

54
Appendix B: Disclaimer

55
Appendix C: Update History

55

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