Contents
1. Product overview .......................................................................................................................................................2
1.1.Product Introduction ..........................................................................................................................................2
1.2 Product specification..........................................................................................................................................2
2. Product design introduction ........................................................................................................................................3
2.1. Dimensions.......................................................................................................................................................3
2.2. Identity definition .............................................................................................................................................4
2.3. Communication connection diagram .................................................................................................................5
2.3.1 RS232 Communication Connection Method .............................................................................................5
2.3.2 RS285 Communication Connection Method .............................................................................................5
2.3.3 RS422 Communication Connection Method .............................................................................................5
3. Product function introduction .....................................................................................................................................6
3.1. Network basic function .....................................................................................................................................6
3.1.1 IP address introduction .............................................................................................................................6
3.1.2 Subnet mask introduction.........................................................................................................................6
3.1.3 Gateway introduction ...............................................................................................................................6
3.1.4 DNS introduction.....................................................................................................................................6
3.2 Serial port function ............................................................................................................................................7
3.2.1 Serial port parameter introduction.............................................................................................................7
3.2.2 Serial Port Framing Mechanism ...............................................................................................................7
3.3 SOCKET function .............................................................................................................................................7
3.3.1 TCP Client Function.................................................................................................................................7
3.3.2 TCP Server Function................................................................................................................................8
3.3.3 UDP Client function.................................................................................................................................9
3.3.4 UDP Server function ................................................................................................................................9
3.4 Special function...............................................................................................................................................10
3.4.1 Web page configuration..........................................................................................................................10
3.4.2 Heartbeat package function ....................................................................................................................11
3.4.3 Registration package function.................................................................................................................11
3.4.4 Transparent cloud function .....................................................................................................................12
3.4.5 Short connection function.......................................................................................................................13
3.4.6 KeepAlive function ................................................................................................................................13
3.4.7 Timeout restart function .........................................................................................................................13
3.4.8 Clear cache ............................................................................................................................................14
3.4.9 Modbus TCP to RTU function ................................................................................................................14
3.4.10 Link/data transmission and reception indication function ......................................................................14
3.4.11 Restore factory settings ........................................................................................................................15
4. Quick use.................................................................................................................................................................15
4.1 Introduction of upper computer........................................................................................................................15
4.2 Default parameters...........................................................................................................................................16
4.3 SOCKET instructions ......................................................................................................................................17
4.3.1 TCP Client Instructions ..........................................................................................................................18
4.3.2 TCP server instructions ..........................................................................................................................19
4.3.3 UDP client instructions...........................................................................................................................20
4.3.4 UDP Server Instructions.........................................................................................................................21
4.4 WEB introduction............................................................................................................................................23
5. FAQ.........................................................................................................................................................................25
5.1 Communication range is too short ....................................................................................................................25
5.2 Module is easy to damage................................................................................................................................25
5.3 High bit error rate ............................................................................................................................................25
6. Revision history .......................................................................................................................................................26
7. About us...................................................................................................................................................................26
