Table Of Contents - Ebyte NB124E User Manual

Dual serial port server

Table of Contents

Chengdu Ebyte Electronic Technology Co.,Ltd

Chapter 1 Product Introduction ................................................................................................................................... 1

1.1 Functions and Features .........................................................................................................................................1

Chapter 2 Quick Start .................................................................................................................................................. 3

2.1 Hardware preparation ........................................................................................................................................... 3

2.2 Software Preparation ............................................................................................................................................ 3

2.3 Device default parameter test steps ......................................................................................................................4

2.3.1 Hardware connection .................................................................................................................................4

2.3.2 Device parameter configuration ................................................................................................................4

2.3.3 Turn off the computer firewall .................................................................................................................. 5

2.3.4 Open "serial port assist" ............................................................................................................................6

2.3.5 Open Net assist ..........................................................................................................................................6

2.3.6 TX, RX data Test ....................................................................................................................................... 7

Chapter 3 Product Review ..............................................................................................................................................8

3.1 Technical Parameters ............................................................................................................................................8

3.2 Interface description ............................................................................................................................................. 9

3.3 Indicator light description .................................................................................................................................. 10

3.4 Size ..................................................................................................................................................................... 12

Chapter 4 Basic functions ..........................................................................................................................................13

4.1 Correspondence between channel and serial port .............................................................................................. 13

4.2 Local network parameters ............................................................................................................................... 13

4.2.1 Local IP ................................................................................................................................................... 13

4.2.2 DNS (domain name resolution) .............................................................................................................. 13

4.2.3 Reconnection cycle for Network disconnection ..................................................................................... 13

4.2.4 Timeout restart (restart without data) ......................................................................................................14

4.3 Hardware reset to factory ................................................................................................................................... 14

4.4 Device working mode ........................................................................................................................................ 14

4.4.1 TCP Server .............................................................................................................................................. 14

4.4.2 TCP Client ............................................................................................................................................... 15

4.4.3 UDP Server ..............................................................................................................................................15

4.4.4 UDP Client .............................................................................................................................................. 15

4.4.5 HTTP client ............................................................................................................................................. 16

4.5.6 MQTT client ............................................................................................................................................18

4.6 Channel port ....................................................................................................................................................... 21

Chapter 5 Advanced Features ....................................................................................................................................22

5.1 Heartbeat package and registration package ......................................................................................................22

5.1.1 Heartbeat package ................................................................................................................................... 22

5.1.2 Registration package ....................................................................................................................................... 22

5.2 Short connection ..............................................................................................................................................23

5.3 Serial buffer cleaning ......................................................................................................................................... 23

5.4 Modbus gateway .................................................................................................................................................24

5.4.1 Simple Protocol Conversion ................................................................................................................... 24

5.4.2 Multi-host mode ...................................................................................................................................... 26

Chengdu Ebyte Electronic Technology Co.,Ltd

Content

NB124E_User Manual