IOT DTU-H10X User manual

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DTU-H10X Wi-Fi/Ethernet to RS485/RS232 Server User Manual
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DTU-H10X
Wi-Fi/Ethernet to RS232/RS485 Server
User Manual
V1.1
Overview of Characteristic
Embedded UART to Wi-Fi device, hardware flow
control (RTS/CTS) RS232 interface
Support IEEE802.11b/g/n Wireless standards
Support TCP/UDP/HTTP Network Protocols
Support SSL Encryption
Support Telnet Communication
Support RS232/RS485/Ethernet Data Interface
RS232 RS485 automatic switching
Support Work As STA/AP/AP+STA Mode
Support Router/Bridge Mode Networking
Support AT+ Instruction Set for Configuration
Support Friendly Web Configuration Page
Single 5~18V DC Power Supply
Size: 84 x 84 x 25mm
FCC/CE/TELEC/RoHs Certificated

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TABLE OF CONTENTS
1. PRODUCT OVERVIEW ............................................................................................................... 9
1.1. General Specification ............................................................................................................. 9
1.2. Hardware Introduction.......................................................................................................... 10
1.2.1. Interface Description........................................................................................................ 10
1.2.2. RS232 Interface............................................................................................................... 11
1.2.3. RS485 Interface............................................................................................................... 11
1.2.4. RJ45 Interface.................................................................................................................. 11
1.2.5. Button Interface................................................................................................................ 12
1.2.6. Mechanical Size............................................................................................................... 13
1.2.7. Order Information............................................................................................................. 13
1.2.8. Device Difference............................................................................................................. 14
1.2.9. Package Information........................................................................................................ 14
2. APPLICATION ............................................................................................................................ 15
2.1. Wireless Networking............................................................................................................. 15
2.1.1. AP Application.................................................................................................................. 15
2.1.2. STA Application ............................................................................................................... 16
2.1.3. AP+STA Applicatioin........................................................................................................ 16
2.1.4. One AP One STA Applicatioin......................................................................................... 18
2.2. Ethernet Interface Communication ..................................................................................... 18
2.2.1. Ethernet Interface Networking (As AP, N-Ver) ................................................................ 19
2.2.2. Ethernet Interface Networking (As STA, N-Ver).............................................................. 19
2.2.3. Ethernet Interface Networking (As STA, Z-Ver) .............................................................. 20
3. FUNCTION DESCRIPTION....................................................................................................... 21
3.1. User Configuration Process................................................................................................. 21
3.2. Working Mode ....................................................................................................................... 21
3.2.1. Transparent Transmission Mode..................................................................................... 21
3.2.2. Agreement(Serial Command Mode)................................................................................ 22
3.2.3. HTTPD Client Mode......................................................................................................... 23
3.3. Wi-Fi Parameter Setting........................................................................................................ 24
3.3.1. Auto- Frequency Function ............................................................................................... 24
3.3.2. Security............................................................................................................................ 24
3.3.3. Search Function for STA ................................................................................................. 24
3.3.4. Address Binding............................................................................................................... 24
3.4. UART Frame Scheme............................................................................................................ 24
3.4.1. UART Free-Frame........................................................................................................... 24
3.4.2. UART Auto-Frame........................................................................................................... 25
3.5. Network Setting..................................................................................................................... 25
3.5.1. Socket A........................................................................................................................... 25
3.5.2. Socket B........................................................................................................................... 26
3.6. TCP Password Authentication............................................................................................. 26
3.7. Upload ID................................................................................................................................ 27
3.8. Keepalive................................................................................................................................ 27
3.9. Multiple STA Parameters...................................................................................................... 27
3.10. Websocket(Reserved)....................................................................................................... 27
3.11. Parameters Setting............................................................................................................ 27

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3.12. Palmodic Signal................................................................................................................. 27
3.13. Firmware Upgrade............................................................................................................. 28
4. OPERATION GUIDELINE ......................................................................................................... 29
4.1. Configuration via Web Accessing....................................................................................... 29
4.1.1. Open Web Management Interface................................................................................... 29
4.1.2. Quick Configure............................................................................................................... 29
4.1.3. Mode Selection Page....................................................................................................... 30
4.1.4. AP Interface Setting Page ............................................................................................... 31
4.1.5. STA Interface Setting Page ............................................................................................. 31
4.1.6. Application Setting Page.................................................................................................. 32
4.1.7. Ethernet Setting ............................................................................................................... 33
4.1.8. HTTPD Client Mode......................................................................................................... 33
4.1.9. Device Management Page .............................................................................................. 34
4.2. The device Usage Introduction............................................................................................ 35
4.2.1. Software Debug Tools ..................................................................................................... 35
4.2.2. Network Connection......................................................................................................... 35
4.2.3. Device Debug .................................................................................................................. 35
4.3. Typical Application Examples ............................................................................................. 38
4.3.1. Wireless Control Application............................................................................................ 38
4.3.2. Remote Management Application.................................................................................... 38
4.3.3. Transparent Serial Port Application................................................................................. 39
4.3.4. Wireless Data Acquisition Card Application..................................................................... 39
5. AT+INSTRUCTION INTRODUCTION...................................................................................... 41
5.1. Configuration Mode .............................................................................................................. 41
5.1.1. Switch to Configuration Mode.......................................................................................... 41
5.2. AT+ Instruction Set Overview.............................................................................................. 42
5.2.1. Instruction Syntax Format................................................................................................ 42
5.2.2. AT+ Instruction Set .......................................................................................................... 43
5.2.2.1. AT+E ............................................................................................................................ 44
5.2.2.2. AT+ENTM..................................................................................................................... 45
5.2.2.3. AT+NETP..................................................................................................................... 45
5.2.2.4. AT+UART..................................................................................................................... 45
5.2.2.5. AT+ UARTF.................................................................................................................. 46
5.2.2.6. AT+ UARTFT................................................................................................................ 46
5.2.2.7. AT+ UARTFL................................................................................................................ 46
5.2.2.8. AT+ MODBEN.............................................................................................................. 47
5.2.2.9. AT+TMODE.................................................................................................................. 47
5.2.2.10. AT+WMODE............................................................................................................. 47
5.2.2.11. AT+WSKEY/AT+WSKEYA....................................................................................... 48
5.2.2.12. AT+WSKEYB............................................................................................................ 48
5.2.2.13. AT+WSKEYC ........................................................................................................... 49
5.2.2.14. AT+WSSSID/AT+WSSSIDA .................................................................................... 49
5.2.2.15. AT+WSSSIDB .......................................................................................................... 50
5.2.2.16. AT+WSSSIDC .......................................................................................................... 50
5.2.2.17. AT+MSSID................................................................................................................ 50
5.2.2.18. AT+WSLK................................................................................................................. 51
5.2.2.19. AT+WEBU ................................................................................................................ 51
5.2.2.20. AT+WAP................................................................................................................... 51

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5.2.2.21. AT+WAKEY.............................................................................................................. 52
5.2.2.22. AT+HIDESSID.......................................................................................................... 52
5.2.2.23. AT+MSLP ................................................................................................................. 53
5.2.2.24. AT+WSCAN.............................................................................................................. 53
5.2.2.25. AT+ TCPLK .............................................................................................................. 53
5.2.2.26. AT + TCPDIS............................................................................................................ 54
5.2.2.27. AT+ WANN............................................................................................................... 54
5.2.2.28. AT+ LANN ................................................................................................................ 54
5.2.2.29. AT + DHCPDEN ....................................................................................................... 55
5.2.2.30. AT+ DHCPGW.......................................................................................................... 55
5.2.2.31. AT+ TCPTO.............................................................................................................. 55
5.2.2.32. AT+ MAXSK ............................................................................................................. 56
5.2.2.33. AT+TCPB.................................................................................................................. 56
5.2.2.34. AT+TCPPTB............................................................................................................. 56
5.2.2.35. AT+TCPADDB.......................................................................................................... 57
5.2.2.36. AT+TCPTOB ............................................................................................................ 57
5.2.2.37. AT+TCPLKB............................................................................................................. 57
5.2.2.38. AT+NTCPBSSLEN................................................................................................... 57
5.2.2.39. AT+REGEN .............................................................................................................. 58
5.2.2.40. AT+REGTCP............................................................................................................ 58
5.2.2.41. AT+REGID................................................................................................................ 58
5.2.2.42. AT+EPHY ................................................................................................................. 59
5.2.2.43. AT+STTC.................................................................................................................. 59
5.2.2.44. AT+DOMAIN............................................................................................................. 59
5.2.2.45. AT+FRLDEN............................................................................................................. 60
5.2.2.46. AT+RELD.................................................................................................................. 60
5.2.2.47. AT+Z......................................................................................................................... 60
5.2.2.48. AT+MID..................................................................................................................... 60
5.2.2.49. AT+WRMID .............................................................................................................. 60
5.2.2.50. AT+VER.................................................................................................................... 61
5.2.2.51. AT+H......................................................................................................................... 61
5.2.2.52. AT+FVEW................................................................................................................. 61
5.2.2.53. AT+FVER.................................................................................................................. 61
5.2.2.54. AT+WMAC................................................................................................................ 62
5.2.2.55. AT+PING .................................................................................................................. 62
5.2.2.56. AT+HTPSV/AT+HTTPURL....................................................................................... 62
5.2.2.57. AT+HTPTP/AT+HTTPTP ......................................................................................... 63
5.2.2.58. AT+HTPURL/AT+HTTPPH ...................................................................................... 63
5.2.2.59. AT+HTTPCN ............................................................................................................ 63
5.2.2.60. AT+HTTPUA............................................................................................................. 63
5.2.2.61. AT+HTPMODE......................................................................................................... 64
5.2.2.62. AT+HTPHEAD.......................................................................................................... 64
5.2.2.63. AT+FASWD.............................................................................................................. 64
APPENDIX A: QUESTIONS AND ANSWERS ............................................................................... 66
Q1: How to configure transparent serial port application (TCP protocol) with two DTU
devices? ........................................................................................................................................... 66
Q2: Where to SetDTU LAN IP and WAN IP through Web Page？............................................... 66
Q3: How to configure transparent serial port application (UDP protocol) with two DTUs?.... 67
Q4: Where to set DTU network protocol (TCP/UDP)?.................................................................. 67

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Q5: How to configure transparent serial port application: Two DTUs all configured as
STA and connection through AP?................................................................................................. 69
Q6: How to avoid IP address confliction when apply DTU?....................................................... 70
Q7: PC works as server, all DTUs works as data acquisition card and connect with PC,
how to configure this application?................................................................................................ 70
Q8: DTU works in STA mode, how does the PC get the DTU IP address.................................. 71
APPENDIX B:RECOMMEND TOOLST........................................................................................... 72
B.1．UART Tools............................................................................................................................. 72
B.2．TCPUDP Tools........................................................................................................................ 72
B.3．APP Tools ............................................................................................................................... 72
APPENDIX C：TELNET FUNCTION ............................................................................................. 73
C.1 Telnet Function：...................................................................................................................... 73
C.2 Telnet Character：.................................................................................................................... 73
C.3 Telnet Usage：.......................................................................................................................... 73
APPENDIX C: CONTACT INFORMATION ..................................................................................... 79

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LIST OF FIGURES
Figure 1. DTU-H10X Appearance....................................................................................................... 10
Figure 2. RS232 Pin Defination(Male/Needle Type) ......................................................................... 11
Figure 3. RJ45 Pin Defination............................................................................................................ 12
Figure 4. DTU-H10X Mechanical Dimension...................................................................................... 13
Figure 5. DTU-HXXX Series Order Information.................................................................................. 13
Figure 6. DTU-H1XX Functional Architecture..................................................................................... 15
Figure 7. DTU AP Application............................................................................................................. 15
Figure 8. DTU STA Application........................................................................................................... 16
Figure 9. DTU AP+STA Application.................................................................................................... 17
Figure 10. One AP and One STA Application................................................................................... 18
Figure 11. Ethernet Interface Networking (As AP)............................................................................ 19
Figure 12. Ethernet Interface Networking (As STA, N-Ver).............................................................. 19
Figure 13. Ethernet Interface Networking (As STA, Z-Ver) .............................................................. 20
Figure 14. Search Page .................................................................................................................... 24
Figure 15. Multi-TCP Link Data Transmition Structure..................................................................... 26
Figure 16. Dual Socket Working Data Flow...................................................................................... 26
Figure 17. Open Web Management page......................................................................................... 29
Figure 18. Quick Configure Page...................................................................................................... 30
Figure 19. Mode Selection Page....................................................................................................... 30
Figure 20. AP Interface Setting Page ............................................................................................... 31
Figure 21. STA Interface Setting Page ............................................................................................. 32
Figure 22. Application Setting Page.................................................................................................. 32
Figure 23. Ethernet Setting Page...................................................................................................... 33
Figure 24. HTTPD Client Mode Page ............................................................................................... 34
Figure 25. Device Management Page .............................................................................................. 34
Figure 26. STA Interface Debug Connection.................................................................................... 35
Figure 27. AP Interface Debug Connection ...................................................................................... 35
Figure 28. “CommTools" Serial Debug Tools ................................................................................... 36
Figure 29. “TCPUDPDbg" Tools Create Connection........................................................................ 36
Figure 30. “TCPUDPDbg" Tools Setting ........................................................................................... 37
Figure 31. “TCPUDPDbg" Tools Connection .................................................................................... 37
Figure 32. Wireless Control Application............................................................................................ 38
Figure 33. Remote Management Application.................................................................................... 38
Figure 34. Transparent Serial Port Application................................................................................. 39
Figure 35. Wireless Data Acquisition Card Application..................................................................... 40
Figure 36. The device Default UART Port Parameters..................................................................... 41
Figure 37. Switch to Configuration Mode.......................................................................................... 41
Figure 38. "AT+H" Instruction for Help.............................................................................................. 42
Figure 39. Configure Transparent Serial Port Connection (TCP)..................................................... 66
Figure 40. DTU LAN IP Setting......................................................................................................... 66
Figure 41. DTU WAN IP Setting........................................................................................................ 67
Figure 42. Configure Transparent Serial Port Connection (UDP)..................................................... 67
Figure 43. DTU Network Protocols: TCP/Server .............................................................................. 68
Figure 44. DTU Network Protocol: TCP/Client.................................................................................. 68
Figure 45. DTU Network Protocol: UDP ........................................................................................... 69
Figure 46. Two DTUs Connection Through AP ................................................................................ 70
Figure 47. Wireless Data Acquisition Card Setting........................................................................... 71

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Figure 48. UDP Search Function...................................................................................................... 71
LIST OF TABLES
Table 1 DTU-H10X Technical Specifications...................................................................................... 9
Table 2 DTU-H10X External Interface............................................................................................... 10
Table 3 RS232 Interface..................................................................................................................... 11
Table 4 RJ45 Interface....................................................................................................................... 12
Table 7 Serial Command Mode.......................................................................................................... 22
Table 5 The device Web Access Default Setting .............................................................................. 29
Table 6 Error Code DescribtionThe device Web Access Default Setting ......................................... 43
Table 7 AT+ Instruction Set List ........................................................................................................ 43

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HISTORY
Ed. V0.1 Created on 01-27-2016.
Ed. V0.2 Update AT command list and add Q&A.
Ed. V1.0 Update GPIO function.
Ed. V1.1 Add Telnet functio(firmware version at least 1.8), add TCPB SSL function(firmware
version has TLS word support this feature，AT+VER：：4.02.11.DTU-1.8-TLS)，Add DTU-H101、
DTU-H102 Type. Add Modbus RTU to Modbus TCP transfer.

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1.PRODUCT OVERVIEW
1.1. General Specification
Table 1 DTU-H10X Technical Specifications
Class
Item
Parameters
Ethernet Port
Port Number
1
Interface
8-Pin RJ45
PHY Rate
10/100Mbps, MDI/MDIX
Network Protocol
IP/TCP/UDP/DHCP/DNS/HTTP/ARP/
ICMP/Web socket/Http Client
Wi-Fi Port
Standard
802.11 b/g/n
Frequency
2.412GHz~2.484GHz
Network Mode
STA/AP/STA+AP
Security Type
WEP/WPAPSK/WPA2PSK
Encryption
WEP64/WEP128/TKIP/ AES
Max Connection
32
Transmit Power
802.11b: +20 dBm (Max.)
802.11g: +18 dBm (Max.)
802.11n: +15 dBm (Max.)
Receiver Sensitivity
802.11b: -89 dBm (@11Mbps, CCK)
802.11g: -81dBm(@54Mbps, OFDM)
802.11n: -71dBm(@HT20, MCS7)
Antenna Option
External: 3dBi Antenna
Port Number
2(1 x RS232, 1x RS485)
UART Port
Interface Standard
RS232: DB9 Pin Type
RS485: 2 wire(A+, B-)
Data Bits
5,6,7,8
Stop Bit
1,2
Check Bit
None, Even, Odd, Space, Mark
Baud Rate
300 bps ~ 460800bps
Flow Control
RTS / CTS
Hardware
Parameters
Input Voltage
5~18V DC Input
Operating Current
Avg:170mA Peak:400mA
Operating Temp.
-40℃~85℃
Storage Temp.
-45℃- 125℃/ 5 ~ 95% RH
Dimensions
84 x 84 x25mm
Certificate
CE/FCC/TELEC/RoHS
Warranty
2 Years
Software
Parameters
Network Protocol
IP/TCP/UDP/DHCP/DNS/HTTP/ARP/
ICMP/Web socket/Http Client/Telnet
Max. TCP Connection
32
Configure Interface
Web Server / AT Command/ Telnet

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Class
Item
Parameters
Customization
Support Software Customization
1.2. Hardware Introduction
Figure 1. DTU-H10X Appearance
1.2.1. Interface Description
Table 2 DTU-H10X External Interface
Function
Name
Description
External
Interface
RJ45 Ethernet
10/100M Ethernet
RS232
RS232 Communication
RS485
RS485 Communicaton
DC5-18V
DC Power 5~18V Input
LED
Indicator
Power
3.3V Internal Power Supply Indicator
Ready
Boot Indicator
On: Device boot OK.
Off: Waiting For Device boot.
(The device need about 7 seconds to boot)
Link
Wi-FIi Connection Indication
On：STA mode Connect to AP or AP mode
other device connect to it.
Off：No Wi-Fi Conectoin