Table of Contents
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Chengdu Ebyte Electronic Technology Co.,Ltd
Chapter 1 Product Introduction ................................................................................................................................... 1
1.1 Functions and Features .........................................................................................................................................1
Chapter 2 Quick Start .................................................................................................................................................. 2
2.1 Hardware preparation ........................................................................................................................................... 2
2.2 Software Preparation ............................................................................................................................................ 2
2.3 Device default parameter test steps ......................................................................................................................3
2.3.1 Hardware connection .................................................................................................................................3
2.3.2 Device parameter configuration ................................................................................................................3
2.3.3 Turn off the computer firewall .................................................................................................................. 4
2.3.5 Open Net assist ..........................................................................................................................................5
2.3.6 TX, RX data Test ....................................................................................................................................... 6
Chapter 3 Product Review ..............................................................................................................................................7
3.1 Technical Parameters ............................................................................................................................................7
3.2 Interface description ............................................................................................................................................. 8
3.3 Indicator light description .................................................................................................................................... 9
3.4 Size ......................................................................................................................................................................11
Chapter 4 Basic functions ..........................................................................................................................................12
4.1 Correspondence between channel and serial port .............................................................................................. 12
4.2 Local network parameters ............................................................................................................................... 12
4.2.1 Local IP ................................................................................................................................................... 12
4.2.2 DNS (domain name resolution) .............................................................................................................. 12
4.2.3 Reconnection cycle for Network disconnection ..................................................................................... 12
4.2.4 Timeout restart (restart without data) ......................................................................................................13
4.3 Hardware reset to factory ................................................................................................................................... 13
4.4 Device working mode ........................................................................................................................................ 13
4.4.1 TCP Server .............................................................................................................................................. 13
4.4.2 TCP Client ............................................................................................................................................... 14
4.4.3 UDP Server ..............................................................................................................................................14
4.4.4 UDP Client .............................................................................................................................................. 14
4.4.5 HTTP client ............................................................................................................................................. 15
4.5.6 MQTT client ............................................................................................................................................17
4.6 Channel port ....................................................................................................................................................... 20
Chapter 5 Advanced Features ....................................................................................................................................21
5.1 Heartbeat package and registration package ......................................................................................................21
5.1.1 Heartbeat package ................................................................................................................................... 21
5.1.2 Registration package ....................................................................................................................................... 21
5.2 Short connection ..............................................................................................................................................22
5.3 Serial buffer cleaning ......................................................................................................................................... 22
5.4 Modbus gateway .................................................................................................................................................23
5.4.1 Simple Protocol Conversion ................................................................................................................... 23
5.4.2 Multi-host mode ...................................................................................................................................... 25
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Chengdu Ebyte Electronic Technology Co.,Ltd
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NB124ES_User Manual
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