User's Manual

DTU-H100 Wi-Fi/Ethernet to RS485/RS232 Server User Manual
http://www.iotworkshop.com
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TABLE OF CONTENTS
1. PRODUCT OVERVIEW ...........................................................................................................10
1.1. General Specification .........................................................................................................10
1.2. Hardware Introduction .......................................................................................................11
1.2.1. Interface Description ......................................................................................................11
1.2.2. RS232 Interface ............................................................................................................12
1.2.3. RS485 Interface ............................................................................................................12
1.2.4. RJ45 Interface ...............................................................................................................12
1.2.5. Button Interface .............................................................................................................13
1.2.6. Mechanical Size ............................................................................................................14
1.2.7. Order Information ..........................................................................................................14
1.2.8. Device Difference ..........................................................................................................15
1.2.9. Package Information ......................................................................................................15
2. APPLICATION .........................................................................................................................16
2.1. Wireless Networking ..........................................................................................................16
2.1.1. AP Application ...............................................................................................................16
2.1.2. STA Application .............................................................................................................17
2.1.3. AP+STA Applicatioin .....................................................................................................17
2.1.4. One AP One STA Applicatioin .......................................................................................19
2.2. Ethernet Interface Communication ...................................................................................19
2.2.1. Ethernet Interface Networking (As AP, N-Ver) ...............................................................20
2.2.2. Ethernet Interface Networking (As STA, N-Ver) .............................................................20
2.2.3. Ethernet Interface Networking (As STA, Z-Ver) .............................................................21
3. FUNCTION DESCRIPTION ....................................................................................................22
3.1. User Configuration Process ..............................................................................................22
3.2. Working Mode .....................................................................................................................22
3.2.1. Transparent Transmission Mode ...................................................................................22
3.2.2. Agreement(Serial Command Mode) ..............................................................................23
3.2.3. HTTPD Client Mode ......................................................................................................24
3.3. Wi-Fi Parameter Setting .....................................................................................................25
3.3.1. Auto- Frequency Function .............................................................................................25
3.3.2. Security .........................................................................................................................25
3.3.3. Search Function for STA ...............................................................................................25
3.3.4. Address Binding ............................................................................................................25
3.4. UART Frame Scheme .........................................................................................................25
3.4.1. UART Free-Frame .........................................................................................................25
3.4.2. UART Auto-Frame .........................................................................................................26
3.5. Network Setting ..................................................................................................................26
3.5.1. Socket A ........................................................................................................................26
3.5.2. Socket B ........................................................................................................................27
3.6. TCP Password Authentication ...........................................................................................27
3.7. Upload ID ............................................................................................................................28
3.8. Keepalive(Reserved) ..........................................................................................................28
3.9. Multiple STA Parameters ...................................................................................................28
3.10. Websocket(Reserved) .....................................................................................................28
3.11. Parameters Setting .........................................................................................................28