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USR-GM3
USR IOT USR-GM3 Manuals
Manuals and User Guides for USR IOT USR-GM3. We have
3
USR IOT USR-GM3 manuals available for free PDF download: User Manual
USR IOT USR-GM3 User Manual (54 pages)
Brand:
USR IOT
| Category:
GSM/GPRS Modules
| Size: 1 MB
Table of Contents
USR-GM3 User Guide
1
Table of Contents
2
Quick Start
3
Testing Environment
3
Transmission
4
2 Introduction
5
Short Description
5
Characteristic
6
Features
6
Application Field
6
3 Hardware
8
Pin Description
8
Outside View
8
Pin Assignment(Top
8
PCB Layout
9
Pin Description
10
Outside Antenna
11
4 Module Functions
12
Work Mode
12
Switching Work Mode
12
Network Transmission
13
HTTPD Function
20
SMS Message Transmission
24
Register Package
28
Description
28
Usage
28
Heart Beat Package
29
Description
29
Usage
30
Uart
31
Rs485
31
Similar RFC2217
31
5 Parameters Setting
33
Operating at Command
33
AT Command Format
34
AT Command Set
36
Appendix A: Contact
54
Appendix B: Disclaimer
54
Appendix C: Update History
54
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USR IOT USR-GM3 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
USR IOT USR-GM3 User Manual (52 pages)
Brand:
USR IOT
| Category:
Control Unit
| 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
Outside Antenna
11
Network Transmission
12
SMS Message Transmission
12
Description
19
Usage
19
Heart Beat Package
27
Description
28
Uart
28
Rs485
28
Similar RFC2217
29
AT Command Set
32
Appendix A: Contact
52
Appendix B: Disclaimer
52
Appendix C: Update History
52
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