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1. Embedded Data Systems OW SERVER ENET 2 DS OW SERVER ENET 2 Operation Manual Rev 1 1 1 Wire 1 2 3 7 Wire RJ12 Channels Ethernet Activity Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 1 38 EN USERMAN OW SERVER 1 1 2 29 12 Table of Contents OW SERVER ENE a2 Operation lanual oiievos esti o ds Ua edge Oda ea nua eecadanaate tenuate l TDC OD CODICIS aa E EN E A eC een er eee 2 rodu Oena E HE E E 4 How this manualis OF SAI ZS ori asc OE TE OTU T OE OTE O eens 4 OEE SAE crate SE E A A A ENA 5 VN STAC VENUE OO ETE 6 Igi icc vCT e n 6 li ET ELT TR 6 We D m a TN 6 Programima Cocca se caesarean unc edi Fae erate aaa dati tated adm aloha a tat rete ads efus EC eite Eds 7 Connora Nene igs nessa cinta teenie essence ance teenie oem alae ls teen alec ese aceasta TU Me tant 8 B88 bs eo M ET ee ee M 9 Ic Ico UD o batueotet toii uostri Ree iD deceiiDeM EIE 10 USE CE Hen es no Mere mE 11 jo c X Q 11 MOD COCOS o icra ete tas a tee aie tite ares aly esas od neces ea acs iui s olde citu aes ones sete 13 PeWire Device Stats OVerVIe West basta n Co esenap an utum M ED d ood tope obse E 13 Connec ed DEVICES MM 14 WeDo Dota aeaa ER E E eee ee es 15 COMMUNICA ONS eaae E a A ated alist 15 CODE CEI DEVICES WT A E E
2. the primary value of the sensor on the connected device During normal operation the OW SERVER ENET 2 automatically scans the 1 Wire bus as fol lows Searches for devices if new devices are found they are added to the end of the de vice list Reads data from all devices updates the data fields Please note that the description is commonly based on the Maxim chips not the sensor connected to the chip The order of devices in the list may change if the power is cycled Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 14 38 EN USERMAN OW SERVER 1 1 2 29 12 1 Wire Device Details To access details about the connected devices e Choose the Devices menu on the left This will open the Connected Devices screen The Connected Devices Eu VEZIES screen displays all 1 Wire devices that are currently Embedded Data Systems connected to the OW SERVER ENET 2 The da Ethernet to 1 Wire Interface v2 ta is presented in two EX Data activity Devices connected 1 sets 1 Wire interface and Connection status amp Enable auto update the connected devices rm RR Power Voltage POST Client Setup Channel 1 Channel 2 Channel 3 0 0 1 Voltage 4 83 4 85 4 78 Errors 0 0 0 Name DS18B20 Description Programmable resolution thermometer Family ROMId 7B0000030EBA4E28 Health 7 Channel 3 RawData 7F0107087FFF
3. 2 supports up to 1000 feet of cabling and 24 1 Wire devices on a CAT 5 twisted pair net ESD protection is provided on the 1 Wire bus Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 33 38 EN USERMAN OW SERVER 1 1 2 29 12 Power Supply Schematic POWER CIRCUITRY USB B MICRO C77 10u 16V 12 28 11 12 11 PM f 2 08 Users LWood Documents EAGLE PROJECTS R3190 REV 1 0 TC OW SERVER V2 misc sch Sheet 1 2 1 Wire Interface Schematic A WIRE CIRCUIT Bead 1 4 Wire Bus 1 2 or 3 L 7 5 5V J01 Bead 2 Specifications Operating Temperature Eoo 8 Je Supply DC 10 Rated Current average with Ethernet but no 1 Wire devices connected Enclosure Dimensions L x W x H 139 7 85 27 31 75 TE 2 1 Ls Volts 10 100Base T Ethernet Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 EN USERMAN OW SERVER 1 1 2 29 12 34 38 Support Embedded Data Systems provides a comprehensive FAQ and online support system accessible from their website This support system includes the most up to date information about the OW SERVER ENET 2 product family Compliance FEDERAL COMMUNICATIONS COMMISSION FCC COMPLIANCE STATEMENT This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accep
4. 5 38 EN USERMAN OW SERVER 1 1 2 29 12 Interface The OW SERVER ENET 2 has three types of interface e Physical the ports buttons and other elements on the unit itself e Web the on board web application that provides real time access of monitoring data e Programmatic the methods by which to interface directly with monitoring data Physical The physical interface of the OW SERVER ENET 2 includes five parts e 1 Wire Connector Panel provides connec to 1 Wire sensors Aii three is HJ12 connectors Each connector is a sepa a unm eee rate 1 Wire bus Power a single micro USB connector Ur The power connector also has a i 3 s 1 Wire USB port which may be used to Emmas PRSLUL LLLLU M de configure the network settings See section Configuration USB Ethernet connects the device to an existing 10 100 baseT network via a standard RJ45 connector e Power Activity Indicator flashes green to indicate the unit is receiving power and operat ing correctly flashes yellow to indicate data activity BY USB The power USB port may be used to configure the network settings via the internal flash drive This method would typically be used to configure the network settings to a fixed IP address with the DHCP server turned off as shown below See the section Configuration USB below Web Each OW SERVER ENET 2 includes an inte sss Ethernet to wire Interac grated web server that provides access to ae0 monitored d
5. Be certain power has been removed from the OW SERVER ENET 2 2 Remove the lid of the OW SERVER ENET 2 by unscrewing the four corner screws 3 Once lid is removed with connector panel positioned towards you locate the two plated drill holes in the upper center of the PC board with the word RESET above it P2 See photo below 4 Apply power to the OW SERVER ENET 2 5 Using an appropriate tool twee zers paper clip etc short these two pads together until the green LED stops flashing and stays on solidly Tm HT ym nimiis 21277 mmi T MEE LLL 2 as fe met AD 6 Remove the short and replace the top cover Once you have removed the short from P2 the reset will take less than four seconds to complete ah TE PEN z Tae ido o un Ne y a7 j t wY Wh m d 0 H 4 m i y 9 PA ste ss me A e Ee gt Or Sr c ook an MINUTE f fes a a ru Me t ms E i Ee v GP TH Ma EM ici ES i zx dodi a Ls 4 PF A eh 4 E i Y E il gt j S we Ld e m Tu AU La T LN 7 ut aa Ld ler PL he ino 21 0 rw gt E ze Once reset the following configuration el ements will be returned to their factory settings Device Name OWServer_v2 Enet e Host Name EDSOWSERVER2 e DHCP Enabled In the event that a DHCP server is available on the network the follow ing will be provided automatic configuration da
6. ENET 2 does not find a DHCP server running on your network it will default to the following IP address 169 254 1 1 Configure your device Type the IP address of the OW SERVER ENET 2 into your web brows er e g http 192 168 1 27 and press enter Select the link on the left called WEB Setup When the name and password is requested enter admin for the name and eds for the pass word A webpage similar to the one shown to the right will enable you to configure and monitor various aspects of your OW SERVER ENET 2 CONGRATULATIONS You have successfully in stalled your Embedded Data Systems OW SERVER ENET 2 Please refer to the Web Access section of the Operation Manual to obtain an under Standing of the function of each of the web pages served by the OW SERVER ENE T 2 Embedded Data Systems re Interface v2 Web Configuration The OW SERVER ENET 2 has an internal flash drive that may be used to set it to a fixed IP address See the section Configuration USB for more infor mation See section Additional Resources or EDSPROD UCTS COM for a list of supported 1 Wire devices No support is provided for OW SERVER ENET 2 IP address identification when utilizing any method oth er than the EDS Appliance Scanner Software Please consult your network administrator if you cannot locate the DHCP address Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490
7. R Temperature and humidity sensor w relay e EDS0066 OW ENV TP R Temperature and barometric pressure sensor w relay e EDS0067 OW ENV TL R Temperature and light sensor w relay e EDS0068 OW ENV THPL R Temperature humidity barometric pressure and light sensor w relay e EDS0070 OW VIB R Vibration sensor w relay e EDS0071 OW RTDAW R RTD reader 4 wire w relay e EDS0080 OW IO AI8 420 R Octal 4 20 milliamp input w relay e EDS0082 OW IO AI8 10V R Octal 0 10 volt input w relay e EDS0083 OW IO Al4 420 R Quad 4 20 milliamp input w relay e EDS0085 OW IO Al4 10V R Quad 0 10 volt input w relay e EDS0090 OW IO DIO8 R Octal discrete input output w relay Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 30 38 EN USERMAN OW SERVER 1 1 2 29 12 EDS Appliance Scanner Software In some instances it may not be easy to obtain the IP address of an OW SERVER ENET 2 via DHCP router tables Therefore EDS offers a Windows application that will utilize the UDP communication method available on any OW SERVER ENET 2 to retrieve the IP address of any OW SERVER ENET 2 connected to the network This application software can be downloaded at EDS Appliance Scanner Software If you have difficulty downloading the software from this link contact EDS OW SERVER ENET 2 Form Factor The OW SERVER ENET 2 is available in panel
8. files over the network Update of support files must always be done in conjunction with a firmware upgrade To locate your current installed firmware version access the Overview Web Page The version of firmware installed in your device is listed at the top To determine if there is a more recent version available contact EDS If EDS has provided you new firmware and support files you can upload it to your OW SERVER ENET 2 via the WEB using the following procedure 1 Update the firmware files Open the web based configuration tool and select the WEB Setup screen e Scroll to the paragraph near the bottom of the page beginning with To upload new firmware CLICK HERE Click the link to begin the procedure Click the Choose File button to locate and select the hex file provided to you by EDS e Eis Ethernet to l wire Interface Y V amp C 192 168 1 6 protect fwupload htm Embedded Data Systems Ethernet to 1 Wire Interface v2 Firmware Upload Devices The current firmware version is 1 01 WEB Setup 1 Wire Setup POST Client Setup To reset the board CLICK HERE Copyright 2008 Embedded Data Systems e Once the file is located click the Upload button Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 27 38 EN USERMAN OW SERVER 1 1 2 29 12 t can take over 30 seconds to upload the firmware if successful the following page will di
9. standard formats e g XML SNMP making it easy to integrate with existing business automation and monitoring systems This manual is divided into three major sections 1 The Quick Start Guide for users who just want to get the product up and running quickly viewing live sensor data in a web browser The Programming Guide aimed toward software developers who want to interface the OW SERVER ENET 2 with their own programs The Technical Guide for the integrators who need more in depth information about the way the OW SERVER ENET 2 interacts with connected 1 Wire devices Maintenance to aid in upgrading firmware resetting to factory defaults and using the EDS Application Scanner to determine the IP address of the unit How this manual is organized Quick Start Guide this section provides simple and easy steps to get up and running quickly with your OW SERVER ENET 2 Interface this section describes the three interfaces physical web and programmatic to the OW SERVER ENET 2 Configuration this section provides information on how to setup a OW SERVER ENET 2 with your existing network and or business systems as well as how to configure attached 1 Wire devices Web Access this section describes how to utilize the on board web application to ac cess real time monitoring of your connected 1 Wire sensors Integration this section provides details on how to integrate the OW SERVER ENET 2 with existing systems and applicati
10. than or equal to the high threshold minus hysteresis or greater than or equal to the low threshold plus hysteresis It is in the low window when it is less than the low threshold When a variable is read from a 1 Wire device it is compared to these values If the new value from the 1 Wire device causes a change in the windows this generates a trap message with this information e OID of dTrapDevicelndex x where x is the number of dTrapDevice Table row that caused the trap The numeric val ue is 1 3 6 1 4 1 3 1440 2 2 1 1 x he data type integer indicates which transition occurred o 1 middle to high window transition o 2 high to middle window transition o 3 middle to low transition o 4 low to middle transition f the high threshold is less than the low threshold no traps will be generated Hysteresis is not checked for validity and may be set to any value e The high threshold low threshold and hysteresis are stored as float in the OW SERVER ENET 2 but are written as strings This is because the SNMP V1 protocol makes no provision for a float Because of this some numbers may be rounded and are displayed with 3 digits of precision after the decimal point regardless of what the number actually is in the OW SERVER ENET 2 The owDevices has the following branches O owDevicelypes lists each device type supported This branch is read only owDevicelnfo branch lists the number of devices connected owDevice Ta
11. to configuration fields for HTTP Post and Proxy Server features Note If you don t know the IP address being assigned to the OW SERVER ENET 2 by your network simply access your DHCP s assignment or download the EDS Appliance Scanner Software that will automatically find and display the IP address for any OW SERVER ENET 2 on the network For more information about the EDS Application Scanner software see section Additional Resources Note If your network does not have a DHCP server the OW SERVER ENET 2 will default to a self assigned address of 169 254 1 1 In the event of this situation you will need to temporarily re configure your computer s network settings to be on the same network as the OW SERVER ENET 2 in order to talk to the device for the first time Only when the OW SERVER ENET 2 is in the same address space as your other computers can you access it using a web browser Programmatic Through a number of different channels you can access the OW SERVER ENET 2 program matically to create integration with existing systems and network services e HTTP service provides delivery of html and xml data files via http get command and firmware upload via http post e SNMP provides access to data from all connected sensors and pushes SNMP traps to remote listeners for alarming capabilities Telnet service provides ability to monitor the internal activities of the OW SERVER ENET 2 for diagnostic purposes e UDP Broadcast li
12. 011070FF0000 PrimaryValue 23 9375 Deg C Temperature 23 9375 UserByte1 z Write UserByte2 8 Write Resolution 12 PowerSource 255 This page shows detailed information about each 1 wire device connected by continuously retrieving the file details xml The data activity light changes state every time the browser has received an update from the board The field device poll count is incremented every time the board has retrieved information from the 1 wire devices To stop automatic updating uncheck the enable auto update check box If the field connection status shows ERROR instead of OK automatic updating is not functioning The health field in the device tables indicates the state of the connection between the 1 wire device and the board Zero indicates the device is no longer connected 7 indicates the device is healthy The raw data field shows the raw data as read from the 1 wire device Copyright 2008 Embedded Data Systems 1 Wire is a registered trademark of Maxim Integrated Products Inc Communications The top of the screen shows information about the communication status between the OW SERVER ENET 2 the 1 Wire devices as a group and the web browser e Devices Connect ed the total of Devices connected 1 Data activity Connection status OK amp Enable auto update devices connected Device poll count 691 i e Con nection sta Loop time 1 039 Sec Power Voltage tus the connection status between
13. 1 HTTP Port Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 12 38 EN USERMAN OW SERVER 1 1 2 29 12 Web Access The OW SERVER ENET 2 provides a robust on board web based tool to access connected 1 Wire devices from any web browser whether on a PC or a smartphone To access the connected 1 Wire devices Navigate to the IP Address your network has assigned to the OW SERVER ENET 2 This will open the web interface Ethernet to 1 wire Interface fs Ethernet to 1 wire Interface From the default Overview page Onin you can view the following Embedded Data Systems e OW SERVER ENET 2 Status e 1 Wire Device information 3 Google Q ft Ethernet to 1 Wire Interface v2 Firmware Version 1 01 Device poll count 1168106 WEB Setup Connection status OK iM Enable auto update EISE 2 Heatens Description POST Client Setup DS18B20 7 Programmable resolution thermometer 23 1875 Deg C Health ranges from 0 to 7 0 is disconnected 7 is healthy This product provides an Ethernet interface to a 1 wire bus where multiple 1 wire devices can be controlled simultaneously The data on this page is continuously updated This is accomplished by retrieving on a timed basis the XML file details xm from the embedded device and updating the corresponding fields using AJAX techniques In addition to the HTTP interface described above the device supports SNMP For more
14. 1 2 29 12 1 Wire Interface For ease of use the OW SERVER ENET 2 is equipped with three 1 Wire ports that are driven separately By driving each port separately electromagnetic interference is reduced electrical reflections are reduced each connector has more power available for parasite powered devices and devices can be physically located based on the bus they are connected to Each of the 1 Wire ports has an associated 10 ohm resistor and jumper The resistor is in series with the 5V out line and the jumper is in parallel with the resistor Applying a solder bridge to the jumper shorts the resistor allowing a greater amount of current to flow to the device via the 5v out pin Only under extreme conditions should it be necessary to short this jumper i m acm T 211300000 FELTETT D w Tw TF EU i i OM EAT C id a LT e j X ms ait pn SI 293 eN I uu Lat vids OH aly ESSA Hf ERATES ind o MH iz Vi y Se dv oO Dira Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 32 38 EN USERMAN OW SERVER 1 1 2 29 12 Each port is a standard 6 Wire RJ12 jack pinned for use with 1 Wire devices as follows gt EN BE 1 Wire 1 Wire RJ12 Channels PWR Ethernet Activity 1 Wire RJ12 Jack Pinouts Pin 1 No Connection Pin 2 No Connection Pin 3 1 Wire Signal Data Pin 4 Ground Pin 5 No Connection Pin 6 5V Out The OW SERVER ENET
15. 1 Wire Setup Hj 192 168 1 6 index htm 4 cooe Be e POST Client Setup Embedded Data Systems Ethernet to 1 Wire Interface v2 Overview Firmware Version 1 01 Dat tivi Device poll count 1168106 jw Enable auto update WEB Setup Connection status OK ELLA ue Heaitne DS18B20 7 Programmable resolution thermometer 23 1875 Deg C Health ranges from 0 to 7 0 is disconnected 7 is healthy This product provides an Ethernet interface to a 1 wire bus where multiple 1 wire devices can be controlled simultaneously The data on this page is continuously updated This is accomplished by retrieving on a timed basis the XML file details xm from the embedded device and updating the corresponding fields using AJAX techniques In addition to the HTTP interface described above the device supports SNMP For more information on this or any other Embedded Data Systems product please refer to embeddeddatasystems com Copyright 2008 Embedded Data Systems 1 Wire is a registered trademark of Maxim Integrated Products Inc Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 8 38 EN USERMAN OW SERVER 1 1 2 29 12 WEB Setup The WEB Setup provides a num ber of fields to configure the OW SERVER ENET 2 operations with in your network Note In order to access this por tion of the web tool you will need a username and password If you have not set it previously you can use the factor
16. IntfPort 0 Factory default admin Factory default eds Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 24 38 EN USERMAN OW SERVER 1 1 2 29 12 The packet is formatted using JSON Javascript Object Notation The fields have the following information NETBios This is the text string programmed in the Host Name field of the Web Set up web page MAC This is the globally unique MAC address of the OW SERVER ENET 2 IP The current IP address Product A text description of the product It cannot be changed FWVer Firmware version of the OW SERVER ENET 2 Name This is the text string programmed in the Device Name field of the Web Setup web page HTTPPort The HTTP port number as programmed in the HTTP Port field of the Web Setup web page The standard HTTP port is 80 Bootloader Specifies the boot loader type TCPIntfPort This is the 1 Wire interface port as programmed in the Port field of the 1 Wire Setup web page Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 25 38 EN USERMAN OW SERVER 1 1 2 29 12 Low Level 1 Wire Interface The 1 Wire Interface provides a command level interface to directly control the 1 Wire bus through a TCP connection This feature is provided for integration to products that have already implemented a low level interface for other 1 Wire bus masters and is for experien
17. OW SERVER ENET 2 and all connected devices Retrieving XML File To retrieve the XML file simply access it by corresponding URL For example http 192 254 1 1 details xml Once the file has been retrieved it can be parsed according to the methods available to the de veloper in whatever programming language they are using Details xml The following is an example of the details xml file Devices Detail Response xmlns http www embeddeddatasystems com schema owserver xmlns xsi http www w3 org 2001 XMLSchema instance gt lt PollCount gt 85 lt Poll1Count gt lt DevicesConnected gt 1 lt DevicesConnected gt lt LoopTime gt 1 046 lt LoopTime gt DevicesConnectedChannell 0 DevicesConnectedChannell Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 18 38 EN USERMAN OW SERVER 1 1 2 29 12 lt DevicesConnectedChannel2 gt 0 lt DevicesConnectedChannel2 gt lt DevicesConnectedChannel3 gt 1 lt DevicesConnectedChannel3 gt DataErrorsChannell 0 DataErrorsChannell lt DataErrorsChannel2 gt 0 lt DataErrorsChannel2 gt lt DataErrorsChannel3 gt 0 lt DataErrorsChannel3 gt VoltageChannell 4 83 VoltageChannell lt VoltageChannel2 gt 4 85 lt VoltageChannel2 gt lt VoltageChannel3 gt 4 76 lt VoltageChannel3 gt VoltagePower gt 5 08 lt VoltagePower gt DeviceName OWServer v2 Enet lt DeviceName gt lt HostName gt EDSOWSERVER2 lt HostName gt lt MACAddress g
18. P program making it available for management and machine to machine communication This file is available from the EDS OW SERVER ENET 2 product page under the DOWNLOADS tab It defines all available SNMP nodes available complete with a text description The file also contains text descriptions and explanations of the various OID functions This screenshot of the iReasoning Memm MIB Browser shows the OW I a ementi e SERVER ENET 2 mib file loaded 5 into the SNMP interface and ex ei panded to display the 3 nodes edsEnterprise dTrap and owDevices as shown below edsEnterprise Branch The edsEnterprise branch presents basic information such as name oo FFE owDS18S20Table and version Butberde dTrap Branch The dTrap contains 2 tables used to send traps based on preset con ditions The 2 tables are the dTrapTable and the dTrapDevice Table The dTrapTable contains information about where to send the trap the dTrapDeviceTable de fines when to send the trap The 2 tables are depicted in the diagram below FFE owDS2438Table H FFE owDS2408Table E owDS2450Table F z m S 8 FFE owEDS0064Table 3j FFE owEDSOO065Table owEDS0066Table 3j FFE owEDS0067Table FFE owEDSO068Table E owEDSO069Table owEDS0070Table 3j FFE owEDS0071Table 3 E owEDSO080Table owEDS0082Table owEDS0083Table owEDSOO85Table E owEDSO090Table 3j FFE owEDS009 1Table owEDS0092Tab
19. VER ENET 2 and the web browser that is accessing the OW SERVER ENET 2 web configuration page An er ror will be displayed here in the event there is an issue Data activity this light will flash green every time the browser receives a data push of new values from the OW SERVER ENET 2 This is useful to know that the data feed is alive even if the values are not changing Enable auto update check this box to enable the browser to update the webpage as new data is received from the OW SERVER ENET 2 Uncheck the box if you would like to pause the automatic refresh between browser and the OW SERVER ENET 2 to ana lyze information on the screen Note if you leave this box unchecked the web page will not update with new values automatically but the OW SERVER ENET 2 will continue to poll attached 1 Wire devices Connected Devices The Connected Devices summary data provides the following points Name the name of the device Health the health of the device Each time a device is successfully read its health field is incremented by 1 to a maximum value of 7 If a device fails to read properly for any reason its health field is decremented by 1 to a minimum value of 0 Generally a health value of 7 indicates a properly functioning device O indicates a device that has been dis connected and anything in between might indicate intermittent communication or a re cently connected device Description the description of the device Value
20. ata from any Internet connected device such as a web browser on your PC smartphone or even an iPad Embedded Data Systems n 1 01 Data activity 1 oll count 1168106 amp Enable auto update us OK The Web interface provides you an easy way Na Description Value to configure the network setting for the OW id SERVER ENET 2 and is accessible by navi aaa i gating to its IP address When you connect ore MP the OW SERVER ENET 2 to your network it DENS HONDA MEE will automatically request an IP address from an available DHCP server if the feature is turned on otherwise it will use an IP address assigned by you See configuration section below oimply open a web browser and enter that IP address to access the web monitoring application The web interface provides the following menu items Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 6 38 EN USERMAN OW SERVER 1 1 2 29 12 e QOverview the default opening screen that provides a snapshot of connected devices and OW SERVER ENET 2 basic information e Devices displays detailed information about each device connected to the OW SERVER ENET 2 e WEB Setup provides access to security and network configuration information e 1 Wire Setup provides access to configuration fields for activating direct control of the 1 Wire bus via TCP using ASCII based command set POST Client Setup provides access
21. ble shows basic information about each device connect ed These are the specific device tables for example owDS765B207ab e defines the DS18B20 See the latest version of the EDS MIB file for a list and description of the devices supported and their associated parameters Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 22 38 EN USERMAN OW SERVER 1 1 2 29 12 Telnet Telnet is a network protocol used on the Internet or local area networks to provide a bidirectional interactive text oriented communications facility using a virtual terminal connection User data is interspersed in band with Telnet control information in an 8 bit byte oriented data connection over the Transmission Control Protocol TCP In most operating systems Telnet connections are enabled through the Telnet Client program which is run in a terminal window as illustrated above To start a Telnet connection with the OW SERVER ENET 2 Open the Telnet program This is accomplished by typing Telnet into the search box of a windows computer or Telnet in a terminal window of a Mac or Linux computer Once the Telnet program has opened type open IP address where IP address rep resents the IP address of your OW SERVER ENET 2 e g open 192 168 1 14 This will open a connection between your Telnet program and the OW SERVER ENET 2 Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Ph
22. ced 1 Wire integrators only When a TCP connection is made the OW SERVER ENET 2 stops polling 1 Wire devices and waits for commands over the TCP connection If 30 seconds elapse without any commands the OW SERVER ENET 2 closes the TCP connection and resumes normal polling of 1 Wire devic es Optionally the user may send a quit command to avoid the 30 seconds delay See Appendix A for LOW LEVEL 1 WIRE COMMUNICATION PROTOCOL POST Client This feature automatically on a timed basis sends the XML file details xml to a HTTP server Its primary purpose is to get data that s behind a firewall to a server residing on the Internet By using the standard HTTP POST originating from behind the firewall firewalls and other Internet filters see the communication as a standard browser request and typically will not block it An HTTP proxy server has been included for the POST Client The HTTP POST feature requires a properly configured server to receive the file Download the OW SERVER ENET 2 PHP Script from the EDS website to perform this function Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 26 38 EN USERMAN OW SERVER 1 1 2 29 12 Maintenance The activities you can carry out to maintain and or upgrade your OW SERVER ENET 2 include Firmware and support files upgrade e Factory reset Firmware and Support Files Upgrade The OW SERVER ENET 2 features the ability to upload firmware and support
23. char must be 1 2 or 3 not required for the or h command Data sent as ASCII encoded hex up to 128 bytes or 256 characters Carriage return termination char Data sent from the OW server to the client has this format Data sent as ASCII encoded hex up to 128 bytes or 256 characters Carriage return termination char a line feed is also sent AUTO UPDATE LOCKOUT The OW server automatically reads 1 Wire devices continuously This feature is turned off when the low level interface becomes active such as when 1 A client connects to the TCP socket Any valid command restarts a 30 second timer Auto updating is turned on and the socket is closed when e The disable interface command is received or e No commands are received for 30 seconds or e The client disconnects Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 37 38 EN USERMAN OW SERVER 1 1 2 29 12 EXAMPLE The following example illustrates how to initiate a temperature conversion for each channel then read the result of aDS18B20 on channel 1 Temperature conversion for each channel Channel can be skipped if no device exists on the channel R1 Reset 1 Wire Bus Channel 1 Presence Pulse received W1CC Write to Channel 1 the Skip ROM command Write to Channel 1 the Convert T command After this command is executed no activity is permitted on the 1 Wire bus for at least 750ms to allow parasite powered devices to c
24. ct with send Address follows command address is copied to active ROM and is sent out 1 Wire bus using M command a Address select without send Address follows command address is copied to active ROM but is not sent out 1 Wire bus M Match ROM Address stored in active ROM is sent out 1 Wire bus m Match ROM set overdrive speed Required as the next command after setting overdrive speed to be used only once W Write a block of data up to 64 bytes Data follows command no byte count Q Overdrive speed select q Standard speed select Z Write a zero bit O Write a one bit T Get information about the device h Disable interface RESPONSES T Error OK a Ready for commands sent at initial connect XXX Data Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 36 38 EN USERMAN OW SERVER 1 1 2 29 12 COMMUNICATION The OW server communicates with a client using a TCP socket The OW server maintains the server side listening on the programmed port Only 1 socket is supported If desired the feature can be disabled via programming When first connecting the OW server will send a when commands may be sent PACKET FORMAT The OW server accepts incoming connection requests and listens for data Data is sent to the client in response to packets received from the client Packets sent to the OW server have this format Command single char Channel single
25. e devices htm rom 4300000200AD 1 928 amp variable UserByte 1 amp value 75 The URL parameters in the example are as follows e rom the ROM ID of the device to modify alpha characters must be upper case e variable the name of the variable to modify The name is the same as the XML field name only XML fields with attributes of Writablez True may be written e g lt Us erByte e value the new decimal value to write to the 1 Wire device Firmware Upgrading Firmware may be upgraded using the link on the WEB Setup page At the bottom under the heading Board Maintenance is a link to upload new firmware Follow the instructions to com plete the process Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 19 38 EN USERMAN OW SERVER 1 1 2 29 12 Once firmware has been upgraded the firmware support data must be updated This link is di rectly below the firmware link on the WEB Setup page For more information see the MAINTENANCE section of this manual SNMP Simple Network Management Protocol Simple Network Management Protocol SNMP is a protocol commonly used to maintain net work equipment Every piece of equipment in a network is described in its mib file Machine In formation Base file Using an SNMP application network administrators can monitor and inter act with equipment throughout the network The OW SERVER ENET 2 MIB file can be loaded into your SNM
26. e POST Client feature they have no effect on any of the other features USB The power USB port may be used to configure the network settings via the internal flash drive Using a cable with a micro USB connector simply plug i the OW SERVER ENET 2 into a USB port of a computer FO CONAG Det DHCP Enabled TRUE TRUE or FALSE and read the file CONFIG TXT on the flash drive IP Address 192 168 1 6 Gateway Address 192 168 1 1 Subnet Mask 255 255 255 0 Primary_DNS 64 253 268 121 Edit the file as desired save it eject the disk and disCOn secondary_ons 208 118 192 121 nect the OW SERVER ENET 2 from the computer s USB Pert 80 port Apply power using the wall transformer and the OW SERVER ENET 2 will power up with the new network set tings Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 11 38 EN USERMAN OW SERVER 1 1 2 29 12 This method would typically be used to configure the network settings to a fixed IP address with the DHCP server turned off as shown below Device Name OWServer v2 Enet Note The USB port user Name admin cannot be used to de password a termine the current IP address assigned by the DHCP server Host Name EDSOWSERVER2 Password ecc O Enable DHCP IP Address 192 168 1 6 Gateway 192 168 1 1 Subnet Mask 255 255 255 0 Primary DNS 64 253 208 121 Secondary DNS 208 118 192 12
27. e to send the trap Note that all data in the row in this table and the corresponding row of the dTrap table must be valid for the trap to be sent o dTrapDeviceROM Stores the 1 Wire ROM ID of the device to base sending traps on To be valid this value must not be zero and must match a ROM code of a currently connected and active 1 Wire device o drlTrapDeviceVariable Defines which variable of the 1 Wire device to base calculation on The value must refer to a valid variable or no trap will be sent The variable number can be determined by viewing the Devices web page each line below PrimaryValue is a potential variable numbered sequentially For example the DS18B20 has as the first item below PrimaryValue the item Temperature so this is number 0 The next item is UserByte1 so this is item 1 after that is UserByte2 which is item 2 then item 3 is Resolution and item 4 is PowerSource DS18B20 e 0 Temperature e 1 User byte 1 e 2 User byte 2 e 3 Resolution e 4 Power source o The items dTrapDeviceHigh Threshold dTrapDeviceLow Threshold and dTrapDeviceHysteresis work together to define 3 windows The variable is in the high window when it is greater than the high threshold Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 EN USERMAN OW SERVER 1 1 2 29 12 21 38 The variable is in the middle window when it becomes less
28. ection using HTTP Post Contact embeddeddatasystems com for more information To upload new firmware support data CLICK HERE 24 characters Alphanumer ic characters dashes peri ods spaces and under scores are permitted This flexibility allows you to distinguish a device by its location or function for clarity This field is included in the XML file User name this is the user name case sensitive maximum 12 characters used to ac cess the configuration sections of the on board web tool and the Telnet interface Upper case and lowercase Alphanumeric Characters permitted The factory default is admin To view the error log CLICK HERE Password this is the password used to access the configuration sections of the on board web tool and the Telnet interface Uppercase and lowercase Alphanumeric Char acters permitted The factory default is eds Password confirm the password entered in the previous password field Host Name the factory default name for the OW SERVER ENET 2 is EDSOWSERV ER2 You can change the name but it is limited to 16 UPPERCASE characters This field is also printed in the XML file Enable DHCP check this box to automatically enable the OW SERVER ENET 2 to re ceive an IP address and other network configuration information such as gateway and subnet mask from a DHCP provider on your network Note this is the factory default set ting of the device If you elect NOT to enable DHCP you must
29. erface v2 POST Client Configuration Devices Use this page to configure the automatic sending of data to an HTTP server using POST WEB Setup Enable Client o POST Client Setup URL http httptest embeddeddatasystems com 8080 owServer owPostTest php Period sec 10 Enable Proxy Q Proxy URL http 192 168 1 230 8080 1 The latest 1 wire device data can be automatically sent to a HTTP Post server using the POST Client feature Data is sent in XML format 2 URL Where to post the data as typed into a browser Examples http www embeddeddatasystems com upload htm http www embeddeddatasystems com 12391 files myfile htm http 192 168 1 23 upload htm 3 Period How often in seconds to send the data 4 HTTP Post can be sent through a proxy server by enabling it and entering the proxy server location in the Proxy URL field using the same rules as above Copyright 2008 Embedded Data Systems This example sets the port to 12391 http www embeddeddatasystems com 12391 files myfile htm e Select how often to send the details xml file e Proxy server may be enabled by clicking the check box e Set the Proxy URL to the appropriate address which is typically obtained from the net work administrator For example if the proxy server is at 192 168 1 230 port number 8080 then the Proxy URL field would be programmed to http 192 168 1 230 8080 The se proxy parameters only apply to th
30. information on this or any other Embedded Data Systems product please refer to embeddeddatasystems com Copyright 2008 Embedded Data Systems Wire is a registered trademark of Maxim Integrated Products Inc 1 Wire Device Status Overview The default Overview page contains summary data at the top of the page for The OW SERVER ENET 2 Connected devices in the gray box Firmware Version 1 01 Devices connected 1 Device poll count 96 v Enable auto update Connection status OK Data activity Name Health Description DS18B20 7 Programmable resolution thermometer 24 0625 Deg C Health ranges from 0 to 7 0 is disconnected 7 is healthy Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 13 38 EN USERMAN OW SERVER 1 1 2 29 12 The OW SERVER ENET 2 summary data provides the following points Firmware version the version of firmware currently operating on the OW SERVER ENET 2 Devices connected the number of 1 Wire devices connected to the OW SERVER ENET 2 Device poll count the number of times the OW SERVER ENET 2 has polled devices The rate of polling depends upon the number of devices and the specific device Some 1 Wire devices refresh every second while others may do so much faster e g The DS18B20 causes a 900ms delay while waiting for the temperature to be converted whereas the DS2406 has no delay Connection status the connection status between the OW SER
31. ium Gaceta so d vus pad udin Fiet E O 3l MP et tN CN UD AC EE TTE 3l lew We MAAC AC G caa Me Nasa lec epp ala alee E teM c duae uM aM 32 Power Supply SeleriatiCzs E oo tase c I DV tatiana qom Saudi fuv T aurcs eid aut 34 I Ware Interface SCMEMAUC aieo d reta Eo e eM MA D rei av EE Eo tene EUMD 34 SPECICATION S nie seo EU tiem babe fa En a aD eee 34 PPO Me e P 35 COMPE INCC ROI T T T UE 35 Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 2 38 EN USERMAN OW SERVER 1 1 2 29 12 AACREWUOWIOODEDIC IMS aes idet lam hood iq pad vara rman a sana esd eau Enna etu ea de das 35 Appendix A Low Level 1 Wire Communication Protocol c ccccccecceccccecceccecccccceccscesceccececcecsecescessscaecescscascseecees 36 Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 3 38 EN USERMAN OW SERVER 1 1 2 29 12 Introduction Thank you for purchasing the Embedded Data Systems OW SERVER ENET 2 The OW SERVER ENET 2 provides an easy and simple method for the continuous monitoring of 1 Wire sensors that you might install in such places as computer server rooms or manufacturing facilities The Embedded Data Systems OW SERVER ENET 2 product line features a lightweight low power space saving design coupled with powerful on board web based monitoring software Data from connected 1 Wire sensors is provided in open industry
32. le dTrapTable 1 3 6 1 4 1 31440 2 1 EDS MIB SEQUENCE OF dTrapEntry not accessible mandatory es dri rapIndex iso org dod internet private enterprises edsMain dTrap dTrapTable This application is available from the iReasoning website and is only used as an example There is no affiliation of any kind between Embedded Data Systems and the creator of 1Reasoning Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 20 38 EN USERMAN OW SERVER 1 1 2 29 12 The dTrap Table defines where to send traps It has 2 rows each defining an IP address commu nity string and enable flag In or der for a trap to be sent the IP address must not be zero and the enable flag must be one ze ro disables The community string is not used by the OW Sensor ENET 2 except to send the string in the trap PDU 2 dTrapDevice Tests Possible Device 0 ROM Variable High Threshold Low Threshold Hysteresis 2 Receive Sites Community i X Enable IP Community Device 23 e The dTrapDeviceTable specifies the criteria for sending a trap Enable The table has 7 rows that sup ROM port 7 different traps The rows of High Threshold this table are as follows Low Threshold Hysteresis o d TrapDeviceEnable must be 1 to enable sending traps zero disables sending o dTrapSendPointer may be 0 or 1 Points to the row of the dTrap table which defines wher
33. manually provide network adapter settings for the device o IP Address a standard IPV4 address Note if you configure the device with an IP Address that is NOT a part of your network IP range or class you will be unable Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 9 38 EN USERMAN OW SERVER 1 1 2 29 12 to access the device unless connected directly to it with a computer configured with the same IP settings o Gateway the IP address of your network gateway o Subnet Mask the Subnet mask o Primary DNS the IP address of the primary DNS server o Secondary DNS the IP Address of a secondary DNS server Note this is op tional o HTTP Port the port through which the OW SERVER ENET 2 will listen for in coming HTTP requests Normally programmed to 80 e Save when you have finished making settings click the Save button to commit the settings to the device This will cause the device to reboot Note At the time of initial boot up the device will look for a DHCP server If one cannot be found the following default configuration settings will be applied e IP Address 169 254 1 1 e Gateway 169 254 1 1 Subnet Mask 255 255 0 0 e DNS 169 254 1 1 0 OO Ethernet to 1 wire Interface Es Ethernet to 1 wire Interface Copyright 2008 Embedded Data Systems 1 Wire Setup lt gt E 192 168 1 6 protect owcfg htm The 1 Wire Setup feature of the web tool allows
34. mount form factor suitable for mounting on desktop or wall Power Supply Requirements The OW SERVER ENET 2 is fitted with a USB micro B receptacle suitable for connection to any 5 Volt DC power supply having a USB micro B plug The OW SERVER ENET 2 has a typi cal current draw of 245ma with no devices connected however a power supply with at least 400ma capacity is required for correct operation The input is reversed voltage protected alt hough use of a standard micro USB wall transformer such as used to charge cellular phones should avoid any reverse or over voltage issues The voltage must be 5 Volts 10 The OW SERVER ENET 2 was tested to meet FCC CSA CE and C check using the Emerson DCH3 050EU 0006 wall power supply Ethernet Interface The OW SERVER ENET 2 is equipped with a standard RJ45 Ethernet jack for 10 100 BASE T The half duplex mode of operation is supported on the Ethernet interface If you are connecting to a hub or switch a straight through cable should be used If connecting directly to a PC then a crossover cable should be used The Ethernet connector has 2 LEDs the green indicates con nection to the network and the yellow indicates network traffic Note The traffic indicator LED indicates any traffic on the network not just traffic addressed to the OW Server This is a hardware function Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 31 38 EN USERMAN OW SERVER 1
35. omplete their conversion Write to Channel 2 the Convert T command After this command is executed no activity is permitted on the 1 Wire bus for at least 750ms to allow parasite powered devices to complete their conversion Reset 1 Wire Bus Channel 3 Write to Channel 3 the Skip ROM command Write to Channel 3 the Convert T command After this command is executed no activity is ix W344 permitted on the 1 Wire bus for at least 750ms to allow parasite powered devices to complete their conversion Individually address DS18B20 on Channel 1 me RE LS mx P Presence Puise receve O A1CD000000275CD28 Data Received Interpreting scratchpad data is covered in the DS18B20 s data sheet rx BE90014B467FFF101092 add nce ic com en ds DS 18B20 pdf co AX gt X X X m bc A A Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 38 38 EN USERMAN OW SERVER 1 1 2 29 12
36. one Fax 502 859 5490 23 38 EN USERMAN OW SERVER 1 1 2 29 12 In order to complete the connection you must enter the username and password Login admin Password Logged in successfully Embedded Data Systems OW Server v2 Main Menu 1 show i wire TCP interface communication 2 show POST client communication q quit Once the connection has been successfully authenticated the OW SERVER ENET 2 will pre sent you with a textual menu through which you can show basic information UDP The OW SERVER ENET 2 can interact with UDP requests on port 30303 and provide basic in formation in return The primary use for this is discovering any OW SERVER ENET 2 on the network such as with the EDS Appliance Scanner Software You can download a copy of this free OW SERVER discovery application available for Windows Apple OS X and Linux from the EDS website A link to the software is provided in the EDS Appliance Scanner section of this manual The OW SERVER ENET 2 sends a UDP broadcast packet to port 30303 when First powered up P address changes due to a new DHCP server lease When the letter D is received on UDP port 30303 either directly or via a UDP broadcast The following is an example of the UDP packet NETBios EDSOWSERVER MAC 00 50 C2 91 B 1 44 IP 192 168 1 14 Product OW SERVER Enet 2 FWVer 1 01 Name OW SERVER Enet 2 HTTPPort 80 Bootloader POST TCP
37. ons This section is aimed at software programmers and engineers who want to interface directly to the OW SERVER ENET 2 Maintenance this section covers various activities related to maintaining or upgrading the OW SERVER ENET 2 Additional Resources this section provides links to other resources how to get sup port and frequently asked questions Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 4 38 EN USERMAN OW SERVER 1 1 2 29 12 Quick Start Guide Getting started with the OW SERVER ENET 2 is simple Just follow a few easy steps 1 Some things to keep in mind Apply power to the OW SERVER ENET 2 The green PWR ACT LED will begin to flash at one second intervals indicating that the prod uct is operating normally Power must be 5 volts at 400 milliamp minimum Connect it to your Network Connect a e live network cable to the Ethernet Port on the device The green LED on the Ethernet A gt 3 1 Wire connector will illuminate indicating a valid 1 Wire RJ12 Channels PWR Ethernet ACHvIy network connection The yellow LED on the Ethernet connector blinks only when there is network traffic Connect a 1 Wire Device Connect a supported 1 Wire device to any of the 1 Wire RJ12 con nectors Determine the IP address of the OW SERVER ENET 2 by checking your DHCP server logs or using EDS Appliance Scanner Software available from the EDS website If the OW SERVER
38. splay prompting you to reset the device and complete the process by selecting CLICKING HERE Firmware Upload The firmware upload was successful To begin using the new firmware reset the device by CLICKING HERE e Approximately 10 seconds after reset the green LED will flash at a 1 second rate in dicating completion e Verify the upload was successful by viewing the new version of firmware on the Over view page 2 Update the Support files Open the web based configuration tool and select the WEB Setup screen e Scroll to the paragraph near the bottom of the page beginning AOO E 192 168 1 6 mpfsupioad with To upload new firmware 192 168 1 6 mpfsupload support data CLICK HERE Click the link to begin the proce dure MPFS Image Upload Click the Choose File button to locate and select the bin file pro vided to you by EDS e Once the file is located click the Upload button e Once complete the OW SERVER ENET 2 will apply the new file and return the mes sage MPFS Update Successful Choose File No file chosen e Select Site main page to return to OVERVIEW screen e NOTE Be certain to clear the cache in your web browser otherwise the new web pages will not be displayed Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 28 38 EN USERMAN OW SERVER 1 1 2 29 12 Factory Reset To reset the OW SERVER ENET 2 to factory defaults 1
39. stener on port number 30303 will respond to properly formatted pack ets broadcast to this port number allowing other devices and applications to discover any OW SERVER ENET 2 that exists on the same network For assistance in determining the units IP address see the section Additional Resources regarding EDS Appliance scanner Software 1 Wire Interface service provides a TCP client that implements a command response low level interface that may be used to directly control the 1 Wire bus e POST Client provides a method of pushing XML data about connected 1 Wire devices to a server ideal for circumventing firewall issues Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 7 38 EN USERMAN OW SERVER 1 1 2 29 12 Configuration Any configuration of your OW SERVER ENET 2 can be carried out through the integrated web application and in some cases the USB port The on board web based tools provide a method to configure both the unit itself as well as any attached supported 1 Wire devices The USB port provides a way to configure the network settings To access the configuration elements Navigate to the IP Address your network has assigned to the OW SERVER ENET 2 This will open the web interface From the default Overview screen you can access the configuration options using the left hand menu R D evi ces Ethernet to 1 wire Interface e WEB Setup Ej Ethernet to 1 wire Interface x e
40. t any interference received including interference that may cause undesired operation INDUSTRY CANADA IC COMPLIANCE STATEMENT This Class B digital apparatus complies with Canadian ICES 003 Cet appareil num rique de la classe B est conforme a la norme NMB 003 du Canada EUROPEAN COMMUNITY EC DIRECTIVES CONFORMITY APPLICATION OF COUNCIL DIRECTIVE 2004 108 EC Standard to which Conformity is Declared EN 61326 1 2006 Emmissions EN 61326 2 3 2006 Immunity EN 61000 3 2 2006 A1 2009 A2 2009 Harmonics EN 61000 3 3 2008 Flicker ce FE Caution The manufacturer is not responsible for any radio or television interference caused by using other than recommended cables or by unauthorized changes or modifications to this equipment Unauthorized changes or modifications could void the user s authority to operate this equipment Acknowledgements 1 Wire is a registered trademark of Maxim Integrated Products Inc Windows is a registered trademark of Microsoft Corporation in the United States and other countries Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 35 38 EN USERMAN OW SERVER 1 1 2 29 12 Appendix A Low Level 1 Wire Communication Protocol COMMANDS 1 Wire Reset Generates a reset pulse on the 1 Wire bus returns N or P for presence pulse S First search ROM s Next search ROM C First conditional search ROM c Next conditional search ROM A Address sele
41. t 00 04 A3 19 E9 ED lt MACAddress gt lt owd DS18B20 Description Programmable resolution thermometer gt lt Name gt DS18B20 lt Name gt lt Family gt 28 lt Family gt lt ROMId gt 7B0000030EBA4E2 8 lt ROMId gt lt Health gt 7 lt Health gt lt Channel gt 3 lt Channel gt lt RawData gt 6E0107087FFF021032FF00000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000 lt RawData gt lt PrimaryValue gt 22 8750 Deg C lt PrimaryValue gt lt Temperature Units Centigrade gt 22 8750 lt Temperature gt lt UserBytel Writable True gt 7 lt UserBytel gt lt UserByte2 Writable True gt 8 lt UserByte2 gt lt Resolution gt 12 lt Resolution gt lt PowerSource gt 255 lt PowerSource gt owd DS18B20 gt Devices Detail Response Each owd xxx element contains the device name Name family code Family ROM ID ROMId health Health raw data used to obtain the data fields RawData displayed in hex format and a list of the data fields where the name of the data field provides the description Writing Data to 1 Wire Devices To write data to a connected 1 Wire device that supports control commands simply make a re quest of devices htm with the appropriate URL parameters Below is an exampl
42. t7 Inte IG UO D testa E bre EE ET E E T tattle E gt E E EE EE E N A 18 lU l IAEE A Cn EE I EE ET A EE A ETEN E RRS TEE E 18 FRC fe A MEF a A RCOERCTCRERKOR TDROTRCTRFOTCRT NOE 18 Wrune Data to l Wire Devices uu o ool e e otto ie utu dtu l a lsat uta 19 larmio are Cf 0 CN IM sect torva Sec ci tek teu mortuum EEE Pattern imu erem ate aes 19 SNMP Simple Network Management Protocol eese e eee eee esses esses ae E R 20 edSEntePDEISCBESITCDE densitas Te en OEE I sau tum ades Se Oe E Cc N 20 KOE ea SE IR eh Sarat clea aac ak geass nee bua leap utes ete sedit nrc a Pudet tcded A nto naaecaperet oa 20 DS unde I ee ee oe 23 TSI dsc tases EEE EN EAS ao mam E 24 Low Level T WITe IntettdC 6 nerina tuto tutt anita a a up THU adiu iode peus 26 POSEE cs ch caer ee eee rdv ee RIC nee CS dicet Rem Uma du fot Ue eR UD en UE ape 26 DN AUN CS ENTRE m 21 Firmware and suppor Piles U DPEAQO uio tero qom Mtt E UE EIE 21 FAC LOY leds RO DL 29 Aditiobal ResOULC e 5 scott etis saa EE A afuit tutem saree alt eevee edi olii Ss xcu ies 30 Supported t Wire DeVvleeso tole oi RR Deu e mese reae sinc fd deeuin sine Sols Saas use uipe So rupe SU EMEu S 30 BDS Appliance Scanner SOMWALE ecnin enean Tote ene m eta tu vu tav nce aate lota e ooa tradet e dba aa e ete e oed uua 31 OW SERVER ENET 2 Form Factorf 2 eene edite eio inpdeineioedaiabadagdeaiawheiebe masenatauedsbabas 3l Power Supply Require re ils erion rokan anane teles pod e
43. ta IP Address DHCP assigned Gateway DHCP assigned Subnet Mask DHCP assigned Primary DNS DHCP assigned Secondary DNS DHCP assigned f there is no DHCP server an internal IP address will be provided More infor mation about this process can be found in the Setup section of this manual e User Name admin e Password eds Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 29 38 EN USERMAN OW SERVER 1 1 2 29 12 Additional Resources Below is a list of additional resources e Supported 1 Wire devices e EDS Appliance Scanner Software e OW SERVER ENET 2 form factor Supported 1 Wire Devices The OW SERVER ENET 2 supports the following 1 Wire devices e DS18B20 Programmable Resolution Thermometer e DS18S20 Parasite Power Thermometer e DS2406 Dual Addressable Switch Plus Memory e DS2408 8 Channel Addressable Switch e DS2423 RAM with Counters e DS2438 Smart Battery Monitor e DS2450 Quad A D Converter e DS18B20 OW TEMP B3 12xA Temperature Probe e DS18B20 OW TEMP BF 12x Foil Tape Temperature Sensor e DS18B20 OW TEMP BW 12X Wall Mount Temperature Sensor e DS18820 OW TEMP S3 12x Temperature Probe e DS18S20 OW TEMP SF 12x Foil Tape Temperature Sensor e DS18820 OW TEMP SW 12x Wall Mount Temperature Sensor e DS18B20 OW ENV T Temperature sensor e EDS0064 OW ENV TR Temperature sensor w relay e EDS0065 OW ENV TH
44. ta from connected 1 Wire devices with existing management and or monitoring systems The following are the network services sup ported by OW SERVER ENET 2 accessible via TCP IP e HTTP service provides delivery of html and xml data files via http get a method of writ ing data to 1 Wire devices the web browser interface previously discussed and firmware upgrading e SNMP provides access to data from all connected sensors and pushes SNMP traps to remote listeners for alarming capabilities Telnet service provides login to monitor some of the OW SERVER ENET 2 s commu nication activities for diagnostic purposes e UDP Broadcast listener on port number 30303 will respond to properly formatted pack ets broadcast to this port number allowing other devices and applications to discover OW SERVER ENET 2s that exist on the same network 1 Wire Interface service provides a TCP client that implements a command re sponse low level interface that may be used to directly control the 1 Wire bus POST Client provides a method of pushing XML data about connected 1 Wire devices to a server HTTP The HTTP mechanism enables programmers to utilize a GET command to retrieve various data elements that are contained in an XML file as well as write data to 1 Wire devices that support control functions The OW SERVER ENET 2 provides the following XML file for data retrieval e Details xml this file provides detailed information on the
45. the Devious OW SERVER ange ENET 2 and the web browser that is accessing the OW SERVER ENET 2 web configuration page An er ror will be displayed here in the event there is an issue Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 15 38 EN USERMAN OW SERVER 1 1 2 29 12 Device poll count the number of times the OW SERVER ENET 2 has cycled through polling all of the connected devices e Loop time the time in seconds it takes for the OW SERVER ENET 2 to cycle through polling all of the devices and receive a response As more devices are added each indi vidual device gets read less frequently since only a single device can be read at a time This value is useful for determining how frequently each sensor gets read Power Voltage the voltage of the power supply Data activity this light will flash green every time the browser receives a data push of new values from the OW SERVER ENET 2 This is useful to know that the data feed is alive even if the values are not changing e Enable auto update check this box to enable the browser to update the webpage as new data is received from the OW SERVER ENET 2 Uncheck the box if you would like to pause the automatic refresh between browser and the OW SERVER ENET 2 to ana lyze information on the screen Note if you leave this box unchecked the web page will not update with new values automatically but the OW SERVER ENET 2 will contin
46. ue to poll attached 1 Wire devices e Channel chart displays parameters specific to each channel o Devices number of devices on each channel o Voltage voltage of each channel o Errors number of errors on the 1 Wire bus for each channel Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 16 38 EN USERMAN OW SERVER 1 1 2 29 12 Connected Devices The bottom part of the screen displays information about each connected device Because each Supported device may have different elements they are not covered in detail in this manual Name DS18B20 Description Programmable resolution thermometer Family 28 ROMId 7B0000030EBA4E28 Health 7 Channel 3 RawData 7D0107087FFF031067FF0000 PrimaryValue 23 8125 Deg C Temperature 23 8125 UserByte1 7 UserByte2 8 Resolution 12 PowerSource For those devices that have programmable elements e g UserByte1 and UserByte2 in the Programmable Resolution Thermometer example depicted above you can click the Write but ton to specify a value All of the current sensor data is available for download at the details xml link on the bottom of the page Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 17 38 EN USERMAN OW SERVER 1 1 2 29 12 Integration The OW SERVER ENET 2 provides a powerful set of tools to enable developers and network administrators the ability to integrate the device and da
47. y default user name of admin and password of eds all in lower case E 4 EDS Ethernet to 1 wire Interface EDS Ethernet to 1 wire Interface L T L fs 192 168 1 6 protect config htm Embedded Data Systems Ethernet to 1 Wire Interface v2 Cee Web Configuration Devices This page allows configuration of the board s network settings uploading new web page and SNMP data WEB Setup resetting the board It also contains information about uploading new firmware 1 wire Setup CAUTION Incorrect settings may cause the board to lose network connectivity Uploading incorrect files may cause the board to malfunction Please proceed with caution POST Client Setup Device Name User Name Password Password Host Name EDSOWSERVER2 v Enable DHCP IP Address Gateway Subnet Mask You can configure the following O aspects of the OW SERVER Bum ENET 2 Device name the factory Board Maintenance d efa u It iS OWServe r v2 The MAC address is 00 04 A3 19 E9 ED To reset the board CLICK HERE This will execute a soft boot The list of 1 wire devices may be reordered E n et H OWeve r th IS IS a u se r and if more devices are connected than the board supports some devices may be exchanged for others To upload new firmware CLICK HERE The current firmware version is 1 01 Firmware may be uploaded d efi n a bl e n a m e y m axl m u m over the network conn
48. you to M Guggen NE C configure the 1 Wire inter PA eig PORER CENE 1 Wire Interface Configuration At this time the only configu mee ration setting allowed is to enable direct TCP communi cation with the 1 Wire bus This allows you to send commands directly to 1 Wire devices connected to the system It is ideal for solutions developers looking to integrate the OW SERVER ENET 2 with 1 Wire devices not currently supported at a high level or for legacy applications For specific 1 Wire commands see Low Level 1 Wire Communication Protocol in Appendix A To configure the port e Click the Enable check box e Specify a port number through which communication will occur When you are finished click the Save Button to commit the settings to the device Embedded Data Systems LLC 2019 Fortune Dr Lawrenceburg KY 40342 Phone Fax 502 859 5490 10 38 EN USERMAN OW SERVER 1 1 2 29 12 POST Client Setup The POST Client Setup page of the web tool allows you to con figure the POST Client and Proxy features of the OW SERVER ENET 2 To configure POST Client e Enable the feature by clicking the check box e Select the URL of the HTTP POST server This field requires a fully quali fied URL and may include an alternate port number eoo Ethernet to 1 wire Interface gs Ethernet to 1 wire Interface 4 gt E 192 168 1 6 protect cfgpc htm ve 3 Google Embedded Data Systems Ethernet to 1 Wire Int

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