User`s Manual - ICP DAS USA`s I
Contents
1. Connector 10 pin screw terminal connector Pin5 Pin6 Pin7 e CAN Baud Rate 5K 1Mbps e Isolation Voltage 3000 VDC power protection on CAN side 2500Vrms photo couple isolation on CAN bus e Terminator Resistor Selectable 120Q terminator resistor by jumper e Specification ISO 11898 2 CAN 2 0A and CAN 2 0B Wireless Specs e Standard Supported IEEE 802 11b amp IEEE 802 119 e Frequency Range 2 412GHz 2 484GHz e Center Frequencies Europe 2 412GHz 2 472GHz USA 2 412GHz 2 462GHz e Channels Europe 13 channels l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 6 USA 11 channels Antenna Specs e Connector RP SMA Male Plug e Radiation Omni Directional e Band 2 4 2 5GHz e Gain 5 dBi eee Specs Dimensions 117mm x 76mm x 37mm H x W x D e Operating temperature 25 75 C 13 167 F e Storage temperature 30 80 C 40 176 F e Humidity 10 to 90 non condensing e LEDs PWRLED Power indicator Wi Fi LED Wi Fi communication indicator CAN LIED CAN communication indicator WLAN LED WLAN connection indicator CNT LED TCP connection indicator Utility Tool e Provide WLAN connection and configuration interface e Provide WLAN encryption configuration interface e Provide CAN bus acceptance filter configuration interface e Provide CAN messages transmission reception interface Application Factory Automa2. Ke aD a Wi Fi Encryption setting Disable WEP 64 WEP 128 WPA WPA2 Or eas a CAN Baud Rate setting 5K 1000K 2 9 Cable Selection The CAN bus is a balanced differential 2 wire interface running over either a Shielded Twisted Pair STP Un shielded Twisted Pair UTP or Ribbon cable The CAN L and CAN H Wire start on one end of the total CAN network that a terminator of 120 Ohm is connected between CAN L and CAN H The cable is connected from CAN node to CAN node normally without or with short T connections On the other end of the cable again a 1200 Ohm terminator resistor is connected between the CAN l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 20 lines How to decide a cable type cable length and terminator depends on the baud rate in the CAN bus network please refer to the following table 2 5 Figure 2 18 Un shielded Twisted Pair UTP Table 2 5 Cable selection Cable l Bus speed Cable type Bebe Terminator Bus Length 50k bit s 0 75 0 8mm2 150 300 at 1000m 18BAWG 70 mOhm 600 1000m 100k bit s 0 5 0 6 mm2 150 300 at 500m 20 AWG lt 60 mOhm 300 600m 500k bit s 0 34 0 6mm2 at 100m 22AWG 20AWG lt 40 mOhm 127 Ohm 40 300m 1000k bit s 0 25 0 34mm2 Note The AWG means a standard method used to measure wire The numbering system works backwards from what people would think the t
3. This LED can indicate whether the I 7540D WF s TCP connection is established When TCP connection is established the LED will be normally on otherwise it will be flashing l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 16 WN TIS Ki Antenna ey J CPron Ko i7540D WF CAN to Wi Fi Converter Figure 2 15 LED position of the I 7540D WF De Table 2 2 LED indication of the I 7540D WF Firmware Updating Mode ALL LEDs PWR LED Wi Fi Buffer Full Flashes twice per 100 ms every 1 second Bus Idle cates Bus Idle WLAN connection established Always turned on WLAN LED WLAN during connection Blink or Off establishment l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 17 2 8 Seven segment display The I 7540D WF has five seven segment displays it can display the internal parameter setting of 7540D WEF during operation 2 8 1 Te Description Before to show the contents of the parameters the display will appear the following titles the user may Know the parameter at present by way of this demonstration title Table 2 3 Display Title Display Title Display Information R Local IP setting Remote IP setting a D a a D aa a a ep a CO a CD aa a a a ap Ga C a a a Net Mask setting gt Ke aD aa C a a a Kee Gateway setting ke Ke Z
4. CAN Baud Rate el sk Network configuration Figure 3 3 is about the network configuration interface of 7540D WF It needs to depend on the user connection request to set the scene consistent with the basic content of the network connection as follows TCP IP Port 10000 Local IP 192 168 255 1 Table 3 2 Network configuration instructions TCP IP Port TCP IP Port Number Setting Ge 255 2 Local IP Local IP Setting SE Remote IP Remote IP Setting Gateway Gatewav Settino 192 168 255 254 Net Mask Net Mask Setting Net Mask MAC Address MAC Address Display 255 255 0 0 MAC Address 00 2 f 13 7F 69 6D Figure 3 3 Network configuration l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 24 Wi Fi configuration Wi Fi configuration interface of I 7540D WEF is shown as below such as Wi Fi connection mode SSID WLK WLCH Encryption and so forth The detailed description is as the following table Operation Mode Wi Fi Mode Server Ad Hoc aal GEI WK WICH Encryption 11 s NONE Figure 3 4 Wi Fi Configuration Interface AP Mode ET Server Set I 7540D WE for the TCP Server mode TTT TTT Client Set I 7540D WF for the TCP Client mode Ste AP Use the wireless access point way for connection and transmission Wi Fi Mod SOEN Must have W1 Fi AP Service Set Identifier Connected devices must be with the same SS
5. to use such as Add Modify Delete Send and Clear Count Mode TD thes RTF Den DOth Dih Death D3 Du Doth Doth D th Timertms 29 bit ID 1FFFFFFF No 0 11 22 33 44 55 66 m 0 6 O 11 2 33 44 35 6 77 01 29 bit 1FFFFFFF N Add Modify Delete pend lear Count pend Count 0 Figure 3 20 CAN data transfer settings and operating area Add User can key in the CAN message into the text boxes above the transmission list Click Add button to insert this CAN message into transmission list The transmission list can include maximum 20 CAN messages After adding the message into transmission list l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 32 users can send this message to CAN network via WLAN by using Send button Modify If users want to modify the content of some CAN message in the transmission list they can select this CAN messages in the transmission list firstly Then this CAN message information will be shown in the text boxes above the transmission list Users can modify the CAN message in these text boxes directly Finally click Modify button to save the modification 1n the list Delete If some CAN message in the transmission list is useless users can select it and click Delete button to delete this CAN message from transmission list send After users select one CAN message from transmission list click Send but
6. 1 Figure 3 14 Client Connection Settings area mE CP Port Number Set l 7540D WF Utility TCP connection Port Number and this setting must the same with the l 7540D WF s Port Number for normal connections TCP Port Number Port 10000 Figure 3 15 TCP Port Number Settings area E Send To Specify the IP location for CAN data to be sent via the WLAN This setting can only be specified in the connection status mend To IF Connection Server 192 166 255 1 z Figure 3 16 IP designated area for CAN data transmission E System Message This area will display information for the system connection such as waiting for the connection the connection is successful read data and etc ovsem Message Connecting to Server 192 168 255 Ion Fort 10000 waiting fi a server 192 168 255 1 gt CONNECT SUCCESSFUL U Byte se server 192 168 255 1 gt READ z 4 mt I Figure 3 17 System message display area l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 31 E Clear Message Press this button to clear the contents of system message display area Clear Message Figure 3 18 Clear button for message display area E Close Socket Press this button to close the currently open Socket Close socket Figure 3 19 Close TCP connection button 2 CAN Transmission Reception E CAN Transmission In the CAN port transmitting page as the following figure there are five functions
7. 54 06 Net Mask Net Mask settings Here set to 255 255 0 0 07 Operation Mode 7540D WEF s operation mode settings Here set to Client mode 08 Wi Fi Mode Wireless network connection mode settings Here set to Ad Hoc mode If the mode is AP mode wireless AP devices is needed 09 SSID Service set identifier Here set to 17540DWF 10 WLK Key of encryption Here does not have the setting 11 WLCH Wi Fi connection channel settings In Ad Hoc mode can not be set O Auto here set to 1 12 Encryption Encryption mode setting Here set NONE without encryption Upload the parameters After completing the settings above select the RS 232 interface and connections Port Num press Write para button to upload the parameters If the connection settings and the wiring are correct it will appear the screen as Figure 4 5 I 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 40 4 3 Connection test 4 3 1 Two Il 7540D WF connection application architecture 1 Power on the two I 7540D WE TCP Client TCP Server 2 After about 10 seconds two I 7540D WF will first establish Ad Hoc connection WLAN LED on the front panel will be form flashing State to normaly ON ou ON Figure 4 4 7 Ad Hoc grengen LED 3 After about 5 seconds two I 7540D WF will further establish TCP connection The CNT LED on the front panel will also form flashing State to normallyON e ON F
8. ECT message If the Server 192 168 255 1 gt CONNECT SUCCESSFUL 0 Bytes sent messages is shown it means that the TCP connection has been successfully DELVED TCE Fort Number server Listen Bind ta 192 168 255 3 Gil 10000 pend To q Client aprver 5 168 255 1 IF Connection Server 192 168 255 1 ei re L RL tee onnecti er 192 168 255 1 on Port 10000 waiting fi a e 168 255 We CONNECT SUCCESSFUL 0 Bytes x g 168 255 1 READ iL Clear Message Close Socket 4 t Figure 4 11 l 7540D WFUtility Client connection procedure aso E KA kt P LO wo E E E J bo m If 7540D WF WLAN LED and CNT LED on the panel are always turned on refer to Figure 4 9 it means the I 7540D WE and l 7540D WF Utility connection established successfully Users can use the I 7540D WF Utility to transmit or receive CAN data User can refer to the description in the CAN Transmission Reception section l 7540D WF TCP Client 1 7540D WE is set to TCP Client mode and then turn on the 2 3 power to wait to connect to the I 7540D WF Utility Between PC and I 7540D WF it needs to first establish a WLAN connection please refer to the contents of the computer wireless network settings After confirm the WLAN connection is established set the port number in the I 7540D WEF Utility s TCP Port Number area and select the Server IP PC s IP location In the Server area then press Server List
9. F device and a PC or laptop with an integrated WLAN interface or with a second I 7540D WF device In this way the I 7540D WF can be used as a CAN diagnosis interface The wireless connection that is established between two I 7540D WF units can be used instead of a cable and enables the connection of CAN networks that would otherwise be difficult to link such as rotational machinery Figure 1 1 Application architecture for the 7540D WF l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 5 1 1 Operation Mode l 7540D WF provides wireless data transmission of CAN and supports AP and Ad hoc operation modes of WLAN 1 2 Features ROHS Design IEEE 802 11b g compliant Built in jumper to select 120 ohm terminal resister of CAN bus Watchdog inside Wireless data transmission via WLAN Support two operation modes Infrastructure mode and Ad hoc mode Support point to point or point to multi points connection via WLAN Support WEP WPA and WPA2 encryption for WLAN CAN 2 0A 2 0B compliant support CAN bus acceptance filter configuration Communication efficiency peak value one way is up to 700 fps client gt server server gt client gt two way 350 fps client lt gt server e Wireless transmission distance up to 100 meters 1 3 Specifications UART Specs e Connector 10 pin screw terminal connector Pin1 Pin2 Pin3 e COM1 RS 232 TXD RXD GND e Baud Rate bps 115200 ER Specs
10. I 7540D WF CAN to Wi Fi Converter User s Manual www icpdas com 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 1 Warranty All products manufactured by ICP DAS are under warranty regarding defective materials for a period of one year from the date of delivery to the Original purchaser Warning ICP DAS assumes no liability for damages resulting from the use of this product ICP DAS reserves the right to change this manual at any time without notice The information furnished by ICP DAS is believed to be accurate and reliable However no responsibility is assumed by ICP DAS for its use or for any infringements of patents or other rights of third parties resulting from its use Copyright Copyright 2011 by ICP DAS All rights are reserved Trademark The names used for identification only may be registered trademarks of their respective companies Document Revision Version Author Date Description of changes 2011 04 26 First Release Revision Update images of module appearance 2011 12 13 EBES 2012 01 02 Add CAN ID Filter function description l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 2 Table of Contents Idee TL d Le NB 5 1 1 ODE FANON MOGE sec cicero E 6 1 2 EE 6 1 3 eler te 6 HardWare E 8 2 1 BIOCK DIAGKAM EE 8 2 2 PINASSIJAMON cate sttecdaciatuntactesecdactatukeuedigeatoeecasite a 9 2 3 Hardware Connectio N
11. ID Filter table to set these assigned group CAN ID able to be received l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 28 Add button It is used to add the CAN Filter ID data to the ID Filter table Del button It is used to delete the CAN Filter ID data of the assigned row in ID Filter table Get Accepted ID button It is used to get CAN Filter ID data from I 7540D WF and showed in the ID Filter table Set Accepted ID button It is used to set CAN Filter ID data to 7540D WF according to the ID Filter table content I 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 29 3 2 3 Main Screen OS 1 7540D WF Utility File Configuration About r Connection Server 3 TCP Port Number perver Listen Bind to 192 168 255 3 Port 10000 Chant i Rend ty to Server 192 168 455 1 IF Connection Server 192 168 255 1 a Connecting to Server Oo 169 255 li on Fort 10000 Wating fi perver 194 108 255 1 CONNECT SUCCESSFUL 0 Bytes s berver 193 108 255 11 READ Clear Mesage Close Socket 4 HW EAN Transmission Reception Mode Uihec ETE Den DOth Dith Death Dhi D4th Doth Doth Dihi Timertme SU at D DEENEN EH ee oi 29 bit SE NO Timestamp 95658 519000 Timestamp 95059 524000 Timestamp 95058 550000 Timentamp 92059 566000 Mode ID 02222222 Datathex 88 77 66 55 44 3 1 l l Tim
12. ID SSID SSID length must not exceed 20 characters 0 13 Wi Fi transmission channel setting connected devices must with the WLCH same channel Setting 0 Auto for automatically channel modulation with Wi Fi AP NONE WEP64 WEP 128 WPA WPA2 Encryption of Wi Fi connected Encryption l f devices must with the same encryption Key of Encryption gt connected devices must with the same Key WEP 64 Key length must be 10 characters WLK WEP 128 Key length must be 26 characters WPA Key length must between 8 64 characters WPA2 Key length must between 8 64 characters Characters of key should be in range of 0 9 or A F or a f I 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 25 Ad Hoc Mode Server Set I 7540D WE for the TCP Server mode Operation Mode Client Set I 7540D WF for the TCP Client mode Ad Hoc Use Ad Hoc connectivity with another I 7540D WE to create AD Wi Fi Mode hoc wireless network Service Set Identifier Connected devices must be with the same SSID SSID SSID length must not exceed 20 characters WLCH 1 13 Wi Fi transmission channel setting connected devices must with the same channel can t setting 0 Auto channel in Ad Hoc mode NONE WEP64 WEP128 Wi Fi Encryption of Wi Fi connected devices Encryption must with the same encryption Not Support WPA WPA2 encryption in Ad Hoc mode Key of Encryption con
13. S albert 28 Group ID TEE 28 l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 3 Get Accepted ID button Set Accepted ID button cc eecccceeceeseeeeeeeeeeeeeeees FOG DUM OM EE DENDUR le IE WAIN oC Ca 4 Application Te 4 1 Hardware Installation ianen 4 2 I 7540D WF Connection mode 4 2 1 Server CONNECTION mode s n snnssnnsenennnrnnrrnnrrerrnnni 4 2 2 Client CONNECTION mode 4 3 CONDECION LS SU e 4 3 1 Two 7540D WF connection application architecture 4 3 2 7540D WF and PC connection application architecture 5 FFOUDICSNOOUING DE I 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 1 Introduction The I 7540D WEF supports the wireless transmission of CAN data between various CAN networks or a CAN network and a WLAN network according to the 802 11b g standard It is highly suitable for connecting mobile e g vehicles or machines or stationary CAN networks and is often used for short ranges up to 100 m TCP data protocols are available Using an appropriately configured router CAN data can be transmitted over the Internet There are two operating modes in the I 7540D WF the access point mode and the ad hoc mode In the access point mode the data connection takes place over one or several WLAN access points that are often part of the company s internal IT infrastructure In the ad hoc mode a direct connection is established between a single 7540D W
14. ase a 9 2 3 1 ENEE EENEG 9 29 2 EE DOM COMMCCUON eege dee deg 10 2 4 Terminator Resistor SettingS esenea E a 11 2 5 Watchdog Timer Settings cccccccecssececeeeeeseeeeeseeeesseeeesseeeeeaeeeeeas 12 2 6 HAT INOM EN DIOS WUC IA aera es sche arctan a Sets Sheets va eta desea acces 12 2 6 1 Firmware Update Mode ccccccccsscccsececeeeceececeeeeceusecsusessusensees 12 2 6 2 Firmware Operation Mode 15 2 LED MACA Le EE 16 2 8 Seven segment display cccseececseeeeceeeeeceeeecseeeeeseeeesseeesseeeesaaeees 18 2 8 1 BRUN 18 29 2 Nu eer ER Ol en LEE 19 2 9 Cale Se lS CU D 20 SO FCW AEC deg EE 22 3 1 Connection and Configuration Tool 7540D WF Utility 22 3 2 SAO DWF UNY EE 23 3 2 1 Connection Settings Gcreen 23 Basic Parameter configuration cccceeceseeeceeeeeeeeaeeeseeeseueeaeeenaees 23 CAN Baud Rate cGontfguraion 24 Network configuration cccccceeccceeeceeeceeeceeeceueeceeecaeeceueeseueeseeesaees 24 VERE eet le EI de EE 25 Parameter Transmission Interface n nnonnnennennennonnnennnnennnnnennnennnn 26 Parameter Transmission status Dar 26 Display Firmware Information cccccccseeeseeeseeeeeeeeseeeseueeaeeeseeesees 27 Parameter reading TIupnchon 27 Parameter writing function cccccececeeceeeeeeeeeneeeseeeseeeeneeseeeeseeesees 27 EXIt Parameter Seling sorospenen onreine iaeiei 27 Sec CAN ID Fiter setings SChECN inie E E 28 VI
15. button Parameter writing function I 7540D WF utility provides parameters upload function for l 7540D WE by the RS 232 and Wi Fi interfaces to allow users to upload the parameters to I 7540D WF Write para Figure 3 9 Parameter writing button Exit parameter setting Press this button to exit 7540D WEF Utility of the parameter setting interface and return to the main screen EXIT Figure 3 10 Exit parameter setting button l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 27 3 2 2 CAN ID Filter Settings Screen If the filter without setting any rules the default is allowed to receive all CAN messages In CAN ID Filter setting screen users can set which CAN ID able to be received by I 7540D WF module CAN ID Filter i a Single ID HEX C 11 bit ID ID 22 C 29 bit ID Group ID HEX 11 bit ID From 23 e 29 bit ID To ASG ID Filter 11 bit SID 0x001 11 bit SID 0x002 11 bit GID CARE ele 29 bit SID 0x00000011 29 bit SID Oe DO000022 29 bit GID Ox GO0G0123 0 00000 456 Add Del CAN ID Filter Setting AS 232 COMI Get Accepted ID set Accepted ID SA Figure 3 11 CAN ID Filter Settings Screen Single ID frame By clicking Add button to add the assigned single CAN ID to ID Filter table to set these assigned single CAN ID able to be received Group ID frame By clicking Add button to add the assigned group CAN ID to
16. device that performs a specific operation after a certain period of time if something goes wrong and the system does not recover on its own A watchdog timer can perform a warm boot restarting the system after a certain number of milliseconds The I 7540D WF module supplies a jumper for users to active the watchdog timer or not If users want to use this WDT can open the l 7540D WE cover and use the JP1 to activate the WDT built in the module as the Figure 2 7 Note that the default setting is active Yv default Disable vo is SES Figure 2 9 Watchdog timer JP1 Jumper Position 2 6 Init Normal Dip switch On the back of the 7540D WF module there is a dip switch used for firmware operation or firmware updating of the module The following steps show how to use this dip switch 2 6 1 Firmware Update Mode Please set the dip switch to the Init Initial position as Figure 2 10 and then the I 7540D WF will work in the Firmware Update Mode after reset the power of the module In this mode users can update the l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 12 firmware of the I 7540D WF module from computer s RS 232 port via CA 0910 cable shown as Figure 2 12 I Imit A Normal Figure 2 10 Init Position of Dip Switch CAN_H CANL zZ CAN_GND CA 0910 Figure 2 12 Firmware dow
17. e the CAN bus wiring is not in short Power LED Blink per 500 ms circuit Wi Fi module communication 1 Please return to the ICP DAS for inspection and 3 jerror PWR amp CNT LED Blink repair per 500 ms Power Failure 1 Please return to the ICP DAS for inspection and PWR LED Off repair WLAN connection can not be 1 Make sure that the service set identifier device established SSID settings are the same WLAN LED Blink or Off 2 Make sure Wi Fi transmission Channel settings are the same 3 Make sure encryption is set encryption keys are the same way 4 Make sure antenna is good Make sure the connection is too far away resulting in poor signal quality Please shorten the connection from the test 6 Please confirm whether there are barriers on the scene That could result in poor signal quality O1 TCP connection can not be 1 Make sure WLAN connection is established established successfully 6 CNT LED Blink 2 Make sure the network configuration is good TCP IP Port Local IP Remote IP Gateway Net Mask Technical Support If you have problems about using the I 7540D WF please contact ICP DAS Product Support Email service icpdas com l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 45
18. en button In this time the I 7540D WF Utility is in waiting for connection status and the message window will show Listening 192 168 255 1 on Port 10000 waiting for ACCEPT message If the Client 238 192 168 255 2 gt ACCEPT messages is shown it means that the TCP connection has been successfully l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 43 Connection SE TCP Port Number D I mend To Client Connect to Server 192 168 255 1 IP Connection Client 238 192 168 255 2 v PTLD TAD beast E Listenmg 192 166 2551 on Port 10000 waiting for El ACL a dlient 239 192 160 2552 gt FD_ACCEPT ent 230 192 166 2552 gt D Bytes sent d Clear Message Clow Socket Figure 4 12 7540D WFUtility Server connection procedure 4 If 7540D WF WLAN LED and CNT LED on the panel are always turned on refer to Figure 4 9 it means the I 7540D WFE and l 7540D WEF Utility connection established successfully Users can use the I 7540D WF Utility to transmit or receive CAN data User can refer to the description in the CAN Transmission Reception section 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 44 5 Troubleshooting CAN Bus Transmission Fail 1 Make sure the CAN bus wiring is connected to Power LED Blink per 100 ms the correct pin 2 Make sure the devices is in the same CAN Baud Rate setting e CAN Bus On 1 Make sur
19. estanp 95050 591000 1 1 1 1 ERE Mode ID022222442 i 8 Datathex 28 7766 55 44 33 29 Model ID Qu222222 H Datathex38 77 66 55 44 33 20 Model ID Qu222222 DH Datathexigo 77 66 55 44 33 A 2 Model ID 022222422 H Datathex GS 77 66 55 44 33 Mode UU H Datathex 9 77 66 55 44 33 2 Model DQ2g22222 H Datathex 388 77 66 55 44 33 2 Model ID 02222222 D Dataihemi Gg 77 66 55 44 33 22 Model UU i Datathex oo 77 66 55 44 33 22 1 Ho 0000482 Mode ID 02222222 H Datathex 88 7766 55 44332411 Timestemp 95655 659000 Timestamp 95058 597 000 Times tamp 95058 61 2000 Timer tamp 95659 625000 Timestamp 05058 644000 l l l l l 1 l l Clet Receive Count d Module Name 7540D WF ji T ICP DAS Co Ltd Figure 3 12 l 7540D WE WF Utility Main Screen Main functional areas 1 Connection E Server Designate l 7540D WF Utility connections as the TCP Server mode enter the Server s IP and press the Server Listen button l 7540D WF Utility will enter server listening mode and waiting for client connection G TMET meryver Listen Bind ta 192 166 255 3 Figure 3 13 Server Connection Settings area l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 30 E Client Designate I 7540D WF Utility connections for the TCP Client mode enter the Server s IP and press the Client Listen button I 7540D WF Utility will connect with the Server Client to Server 192 168 255
20. he operation mode In this mode user can use the l 7540D WF with a computer or with another I 7540D WF module for wireless connection This can be transmitted the CAN data through the WLAN cl Figure 2 14 Normal Position of Dip Switch l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 15 2 LED Indication There are five LEDs to indicate the various states of the 7540D WF The following is the illustration of these five LEDs 1 PWR LED It is used to help users to check whether the I 7540D WEF is standby If the module is working in firmware operation mode the PWR LED is always turned on It is also used for demonstrating an error that has occurred The PWR LED is normally turned on when the module works in a good condition For different error conditions represented by the indicator LED please refer to Table 2 2 2 Wi Fi LED This LED can indicate the Wi Fi reception or transmission state of the I 7540D WF When I 7540D WE is in Wi Fi sending or receiving state the LED will blink 3 CAN LED This LED can indicate the CAN data reception or transmission state of the I 7540D WF When I 7540D WE is in CAN data sending or receiving state the LED will blink 4 WLAN LED This LED can indicate whether the I 7540D WF s WLAN connection is established When WLAN connection is established the LED will be normally on otherwise it will be flashing or off 5 CNT LED
21. hicker heavier the wire the lower the number For example a 24AWG wire is thicker neavier than a 26AWG wire l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 21 3 Software This chapter explains how to uses the I 7540D WF Utility to carry on the I 7540D WF wireless communication configuration Established TCP connection and Transmission Reception CAN messages 3 1 Connection and Configuration Tool I 7540D WF Utility l 7540D WEF wireless connection and configuration tools can be used to set the I 7540D WF wireless network interface and for TCP connection and CAN message reception and transmission I 7540D WF Utility is a Microsoft Windows application that communicates with a I 7540D WF over a standard RS 2382 serial link by using the PC serial port It is compatible with Microsoft Windows 95 98 NT 2000 Vista and 7 The I 7540D WEF Utility can be downloaded from fto fto Icodas com pub cd fieldobus cd can converter i 7540d wt software utility l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 22 3 2 7540D WF Utility The following is the main screens provided by I 7540D WF Utility we provide a friendly CAN bus utility tool to allow users to send receive the CAN messages to from CAN network easily This utility tool can be thought as a useful tool for monitoring CAN messages or testing CAN devices on the CAN network It supplies several f
22. igure 4 8 TCP connection in LED 4 As WLAN LED and CAN LED are always turned on it means the two l 7540D WEF connection established successfully This can be for CAN wireless transmission 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 41 Figure 4 9 I 7540D WEF successful connection LED 5 When CAN and Wi Fi connection are under normal conditions the CAN LED will show flashing light with CAN data transmitting or receiving The Wi Fi LED will also show flashing light with Wireless data communicating CAN to Wi Fi Converter PA Oc Owan d H Figure 4 10 l 7540D WF CAN and Wi Fi Transmission LED 4 3 2 l 7540D WF and PC connection application architecture PC must have Wi Fi connectivity l 7540D WF TCP Server 1 l 7540D WF is set to TCP Server mode and then turn on the power to wait for I 7540D WF Utility to connect 2 Between PC and I 7540D WF it needs to first establish a WLAN connection please refer to the contents of the computer wireless network settings 3 After confirming the WLAN connection is established set the port number in the l 7540D WF Utility s TCP Port Number area and l 7540D WF s IP address in the Client area Then press Client Connect button and the message window will show Connecting l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 42 4 to Server 192 168 255 1 on Port 10000 waiting for CONN
23. ion settings and the wiring are correct the transmission process status bar will show the transmission state below As uploading is successful the upload window will appear as shown below status Bar SERREEEEEEE l Figure 4 5 Parameter transmission status and upload successfully screens 4 2 2 Client connection mode concura EE CAN Baud Rate TCP IP Port Operation Mode Wi Fi Mode FAW Version 1000K 10000 Client Ad Hoc 18 Local IP SSID Date Created 192 168 255 2 17540D WF 2011 05 16 Remote IP WLK 192 168 255 1 Gateway WLCH Encryption 192 168 255 254 1 D NONE Write para Net Mask Parameter Upload Interface 255 255 pn 0 RS 232 com7 MAC ddress Status Bar Figure 4 6 Client connection mode 01 CAN Baud Rate It can help users to set the CAN bus baud rate according to the actual connection The case is set as 1000K bps l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 39 in Figure 4 6 02 gt TCP IP Port This field is used to set TCP IP port of Connection according to the actual conditions The case is set TCP IP port as 10000 in Figure 4 6 03 Local IP Set the local machine s wireless IP Here set to 192 168 255 2 04 Remote IP Set the remote connection device s IP Server Here set to 192 168 255 1 05 Gateway Gateway settings Here set to 192 168 255 2
24. kee SCT o m OC Dp lt _ _ LL a lt lt TCP IP Port Number setting Operation Mode setting a 2 gt Vit Less a a Kg a Kg KT Wireless Connection Channel setting Wi Fi Encryption setting Wi Fi Connection Mode setting CAN Baud Rate setting l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 18 2 8 2 The contents of Parameter Table 2 4 1 Display contents information Net Mask setting 255 255 0 0 Displa Remote IP setting Local IP setting 192 168 255 1 192 168 255 2 a C aD G G D D H a eme wm am aD Ga C a D D D D D D aD aD aa aD lt lt ep a p gt aD lt lt ep a D D D D D D emm emm gt gt mm mmm gt C ea ep aD Ga C ea CH HCH L IT Gateway seiting 192 168 255 254 D ei Kees aap Ga C aE lt D Ga TA CT ET I C a aD Ga aD aD gt D D D D D CD a L Display contents Display title TCP IP Port Number 19 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 Table 2 4 2 Display contents Display title Display contents Display information Operation Mode setting Client Server Wi Fi Connection Mode setting Ad Hoc AP Wireless Connection Channel setting 0 13 gt all kees
25. nected devices must with the same Key WLK WEP 64 Key length must be 10 characters WEP 128 Key length must be 26 characters Characters of key should be in range of 0 9 or A F or a f Parameter Transmission Interface l 7540D WEF s parameter connection configuration interface provides wireless and RS 2382 interface for connection RS 232 interface provides upload and download parameter function wireless interface only provides upload parameter function as following Parameter Upload Interface Wireless COM otatus Bar Wireless oe Parameter Upload Interface RS 232 M Figure 3 5 Parameter Transmission Interface Parameter Transmission status bar l 7540D WF utility provides the parameter transmission status display interface By the status bar the user can immediately understand the transfer state Status Bar Figure 3 6 Parameter Transmission status bar l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 26 Display Firmware Information The following figures display the firmware s version and date created inside the I 7540D WF FAY Version Date Created 1 0 011f 05 16 Figure 3 7 Firmware version and Date created Parameter reading function I 7540D WF utility provides parameters download function for l 7540D WE by the RS 232 interface It allows user to download the parameters form I 7540D WF Figure 3 8 Parameter reading
26. nloads connection l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 13 Users just need to execute Firmware_Update_Tool exe and follow the below steps to complete the firmware updating process 1 Choose COM interface and COM Port 2 Click Browser button to choose firmware file e g Il 7540D WF fw 3 Click Firmware Update bution to start firmware updating process The result will be shown in Firmware Update field Firmware Update Tool v1 03 1 Download Interface fe COM COM Port erg Caha 2 WA ICTs COM 2 Firmware Path 3 Firmware Update Click Firmware Update button to start firmware updating Bees D WW k BO FLASH si amp cf Ee z 8 ERE 7540WFfw 2011 4 19 F 05 11 BRER 540W iw Th AA eet ARAR Figure 2 13 I 7540D WF firmware update process The 7540D WE firmware can be downloaded from fto fto Icodas com pub cd fieldbus cd can converter i 7540d wt firmware The Firmware_Update_ Tool program can be downloaded from ftp ftp icodas com pub cd tieldbus _cd can converter i 7540a wt software tool 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 14 2 6 2 Firmware Operation Mode In the operation mode users need to set the dip switch to the Normal position as Figure 2 14 and reset the power and the I 540D WF can run in t
27. nter the CAN ID Filter setting interface as shown in Figure 3 11 3 About The function can show the version information of I 7540D WEF Utility as shown below S40D WF Utility 7540D WE Utility Version 1 00 Copyieht 0 2011 by ICP DAS Co Ltd All Right Reserved Website bhitp Ae icpdas com Figure 3 22 7540D WF Utility Version Information l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 35 4 Application Notes In practice users can use the two I 7540D WF or a set of I 7540D WF with the computer with supporting for wireless network connection structure in the application It can complete the purpose of transferring CAN data to wireless network by this way I 7540D WF wireless connection can replace the cable for some hard wiring or the CAN data transmission distance requirements that is a very good option CAN Device 7540D WF 1 7540D WF gt TCP Server TCP Client Figure 4 1 l 7540D WF application architecture two l 7540D WF i l 7540D WF PAN Pavias TCP Server or TCP Client TCP Server or TCP Client Figure 4 2 l 7540D WF application architecture l 7540D WF PC l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 36 4 1 Hardware Installation Before use associated hardware configuration the steps described as follows Step 1 Checking the I 7540D WF firmware operation mode In the operation mode the user can com
28. plete the wireless CAN data transmission via the I 7540D WF It needs to set the DIP switch to the Normal position operating mode as Figure 2 14 as resetting the power l 7540D WF will be in the operation mode Step 2 Enabling 120Q termination resistors if 7540D WF is a terminal in the CAN network Please open the I 7540D WF cover and use the JP2 to activate the 1200 terminal resistor built in the module as the Figure 2 7 After finishing set the JP2 120 ohm termination resistors can be enabled Step 3 CAN bus network connection Refer to Figure 2 4 for wiring structure and connect the I 7540D WF s CAN interface with other devices Step 4 Serial port connection I 7540D WF supports RS 232 serial communication The circuit configuration is as shown in Figure 2 5 Step 5 Power connection Connect the power supply to I 7540D WEF s power terminator as shown in Figure 4 3 10v 30v VDC JN GND Figure 4 3 Power Wiring l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 37 4 2 7540D WE connection mode 4 2 1 Server connection mode r rengen EE CAN Baud Hate TCP IP Port Operation Mode Wi Fi Mode 1000K 10000 Server Ad Hoc Local IP SSID 192 168 255 1 17540DWF Remote IP WLK 192 168 255 2 TOT Gateway Encryption 192 168 255 254 1 sl NONE ei Nei Mack Parameter Upload Interface 255 255 0 0 RS 232 COM MAC Addres
29. rfaces to the user The following figures describe the COM port to a serial device via serial network CAN_H CAN_L CAN_GND RS 232 Device I 7540D WF Figure 2 5 RS 232 Wire Connection l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 10 2 4 Terminator Resistor Settings According to the ISO 11898 specifications the CAN Bus network must be terminated by two terminal resistors 1200 for proper operation as shown in the following figure Device OO Device UI K 0 0 CAN_L Figure 2 6 Terminal Resistor Therefore the I 7540D WF module supplies a jumper for users to active the terminal resistor or not If users want to use this terminal resistor please open the I 7540D WF cover and use the JP2 to activate the 1200 terminal resistor built in the module as the Figure 2 7 Note that the default setting is active The purpose of the terminal resistor is used to terminate the electrical signal in order to avoid reflected signals interfere with the normal signal transduction If the 7540D WFE is not in the terminal at the CAN network the termination resistors should not be enabled 75400 WF Rev 1 7 Figure 2 7 Terminal Resistor Jumper 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 11 Enable default Disable HOA EA Figure 2 8 Terminal resistor JP2 Jumper Position 2 5 Watchdog Timer Settings A watchdog timer WDT is a
30. s Status Bar Figure 4 4 Server connection mode 01 CAN Baud Rate It can help users to set the CAN bus baud rate according to the actual connection The case is set as 1000K bps in Figure 4 4 02 gt TCP IP Port This field is used to set TCP IP port of Connection according to the actual conditions The case is set TCP IP port as 10000 in Figure 4 4 03 gt Local IP Set the local machine s wireless IP Here set to 192 168 255 1 04 Remote IP Set the remote connection device s IP Here set to 192 168 255 2 05 Gateway Gateway settings Here set to 192 168 255 254 06 Net Mask Net Mask settings Here set to 255 255 0 0 07 Operation Mode l 7540D WF s operation mode settings Here set to Server mode 08 Wi Fi Mode Wireless network connection mode settings Here set to Ad Hoc mode If the mode is AP mode wireless AP devices is needed 09 SSID Service set identifier Here set to 17540DWF 10 WLK Key of encryption Here does not have the setting 11 WLCH Wi Fi connection channel settings In Ad Hoc mode can l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 38 not be set O Auto here set to 1 12 Encryption Encryption mode setting Here set NONE without encryption Upload the parameters After completing the settings above select the RS 232 interface and connections Port Num Press Write para Button to upload the parameters If the connect
31. stamp 95059 597000 Wo 0000479 Model ID 02222222 RTRO DLC Dataihexi go T7 66 55 44 332211 Timedtamp 95059 612000 Ho 0000460 Model ID 022222224 RTRO DLC Datathexyoe T7 66 25 44 332211 Timestamp 95056 623000 No 0000461 Model ID 022222224 RTRO DLC Datathexyoe T7 66 25 44 332211 Time tamp 25056 644000 No 0000452 Model ID022222224 KIK DLO Datathexyog T7 OD 25 44 332211 Time tamp 25090 659000 Blas Parnes berg Receive Count d Figure 3 21 CAN data receive settings and operating area Rx Pause Click this button to stop the CAN message reception from WLAN Click it again to continue the message reception Clear Click this button to delete all CAN messages shown in the reception list Menu Function 1 File mE Load Configuration If users have saved the configuration by using I 7540D WF Utility before users can click Load Configuration function to load the older records into these lists of I 7540D WF Utility WR Save Configuration The function is used for saving the transmission list to a txt file E Save Reception List save Receive List is used for saving the CAN messages that is received on the reception list The data in the reception list will be saved into txt file l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 34 2 Configuration WR Module Configuration This function can enter the basic configuration interface as shown in Figure 3 1 E CAN ID Filter This function can e
32. tion Building Automation Home Automation Control System Monitor System Vehicle Automation 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 2 Hardware O 7540D WE Z O cnt wan CAN to Wi Fi Converter H or WEEE deg encryption ible 120 Q ter i ault IP 192 168 225 A Figure 2 1 Hardware externals of the I 7540D WF 2 1 Block Diagram Figure 2 2 is a block diagram illustrating the functions on the I 7540D WF module It provides the 3000Vrms Isolation in the CAN interface site Figure 2 2 Block diagram of the I 7540D WF l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 8 2 2 Pin Assignment Table 2 1 Ui oin screw terminal connecter Description msn GAN GND Not Connect SS o Aen OO C3 CO OC OC OC OC Co CJ CY CO Figure 2 3 Pin Assignment on the I 7540D WF 2 3 Hardware Connection l 7540D WF module supports the CAN data wireless communications it provides a wireless link interface for CAN network and the RS 232 interface provides to configuration the parameter of product 2 3 1 CAN port connection The hardware connection between device and the I 7540D WE is as Figure 2 4 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 CAN Device I 7540D WF Figure 2 4 CAN Hardware Wire Connection 2 3 2 Serial port connection The I 7540D WE offers RS 232 serial inte
33. ton to send this CAN message once from the selected CAN port If the timer parameter of this CAN message is not 0 the CAN message will be sent depending on this timer parameter periodically In this case the status filed of this CAN message in transmission list will display Running and the text shown on the Send button will be changed to Pause If uses want to stop the message transmission click this button again There are only 5 CAN messages can be sending cyclically at the same time Clear Count Right of the display area will record the counter of CAN transfer packets If users want to clear this transfer count click on Clear Count button l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 33 E CAN Reception The following figure shows the receive part of a selected CAN port There are two function buttons for reception list such as Rx Pause and Clear No 0000473 Model ID 02222224 RITRO DLC Datathexyoe T7 66 25 44 332211 Tomestamp 95056 519000 d Ho 0000474 Model ID 02222224 KIK DLC Dataihexi g8 T7 66 25 44 332211 Tomestamp 95059 534000 Ho 0000475 Model ID 02222222 RTRO DLO Datathexyog T7 OO 25 44 332211 Timettamp 95059 550000 Ho 0000476 Model ID02222222 RTRO DLO Datathexyog T7 66 25 44 332211 Timettamp 95059 560000 No 0000477 Model ID 02222222 RTRO DLC Datathex o6 T7 66 55 44 332211 Timestamp 95059 561000 Ho 0000478 Model ID 02222222 RTRO DLC Dataihexi go T7 66 55 44 33 2211 Time
34. unctions such as sending CAN messages receiving CAN messages storing CAN messages cyclic transmission and so forth 3 2 1 Connection Settings Screen When users execute the I 7540D WF Utility it will show connection settings screen first as Figure 3 1 The following is the illustration for connection parameters E Basic Parameter configuration I 7540D WF utility provides the basic configuration interfaces as shown below such as CAN Baud Rate settings network configuration Wi Fi connection settings parameters uploading and downloading interface the status bar display and so forth CAN Baud Rate If TCP IP Port Operation Mode Wi Fi Mode FAW Version 1000K JW 10000 Client sl AdHoc JI Local IP SSID Date Created 192 168 255 2 GEannmwt LE 2011 05 16 Remote IP 192 168 255 1 Read para Gateway 192 168 255 254 Write para Net Mask Parameter Upload Interface 255 255 0 0 RS 232 com7 MAC ddress Status Bar d vor EERE Figure 3 1 Basic Parameter Setting Interface l 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 23 CAN Baud Rate configuration CAN Baud Rate configuration interface are shown below There are 5K 1000K a total of 15 different baud rate for users to choose as shown in Table 3 1 Table 3 1 CAN Baud Rate Options ltem CAN Baud Rate ltem CAN Baud Rate CAN Baud Hate 80K Figure 3 2
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