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E77-M22S Series
Ebyte E77-M22S Series User Manual
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Chengdu
Ebyte
Electronic
T
echnology
Co.,
Ltd.
E7
7-xxxM22S
User
Manual
Copyright
©
2012-2
0
24
,
Chengdu
Ebyte
Electro
nic
T
echnology
Co.
,
Ltd.
13
Node
serial
port:
Note:
For
TT
N
c
reation
eq
uipment
and
cor
responding
configuratio
n
process,
ple
ase
r
efer
to
"LORA
W
AN
No
de
+
Gateway
TTN
Ser
ver
Configur
ation
Tutorial"
14
16
Table of Contents
Disclaimer and Copyright Notice
3
1 Product Overview
4
1.1Introduction
4
1.2 Features
4
1.3 Application scenarios
5
2 Specifications
5
2.1 RF parameters
6
2.2 Hardware parameters
6
2.3 Electrical parameters
7
2.4 Parameter description
7
3 Mechanical Dimensions and Pin Definitions
9
3.1 Dimensional drawing
9
3.2 Pin definition
9
3.3 Recommended connection diagram
11
4 Terms and Definitions
11
4.1LoRa
12
4.2 LoRaWAN
12
4.3 ADR
12
5 LoraWan application model diagram
13
6 Access Demonstration
14
7 AT Commands
15
7.1 Instruction format
16
8 Secondary Development
32
9 Data Rates of Each Frequency Band
34
10 Maximum power of each frequency band
36
12 Frequently Asked Questions
42
12.1 The communication distance is very close
43
12.2 Modules are easily damaged
43
12.3 Network access failed
43
Important statement
44
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Ebyte E77-M22S Series Specifications
General
Brand
Ebyte
Model
E77-M22S Series
Category
Wireless modules
Language
English
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