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 I-7540D-WF CAN to Wi-Fi Converter User’s Manual (Ver. 2.0, Jan/2012) ------------- 1

 

 

User’s Manual 

 

 

 
 
 
 
 

www.icpdas.com 

 I-7540D-WF 

CAN to Wi-Fi Converter

 

Summary of Contents for I-7540D-WF

Page 1: ...I 7540D WF CAN to Wi Fi Converter User s Manual Ver 2 0 Jan 2012 1 User s Manual www icpdas com I 7540D WF CAN to Wi Fi Converter...

Page 2: ...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 partie...

Page 3: ...15 2 7 LED Indication 16 2 8 Seven segment display 18 2 8 1 Title Description 18 2 8 2 The contents of Parameter 19 2 9 Cable Selection 20 3 Software 22 3 1 Connection and Configuration Tool I 7540D...

Page 4: ...n 29 3 2 3 Main Screen 30 4 Application Notes 36 4 1 Hardware Installation 37 4 2 I 7540D WF connection mode 38 4 2 1 Server connection mode 38 4 2 2 Client connection mode 39 4 3 Connection test 41 4...

Page 5: ...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 interna...

Page 6: ...uration Communication efficiency peak value one way is up to 700 fps client server server client two way 350 fps client server Wireless transmission distance up to 100 meters 1 3 Specifications UART S...

Page 7: ...on condensing LEDs PWR LED Power indicator Wi Fi LED Wi Fi communication indicator CAN LED CAN communication indicator WLAN LED WLAN connection indicator CNT LED TCP connection indicator Utility Tool...

Page 8: ...8 2 Hardware 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 t...

Page 9: ...es 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 7540...

Page 10: ...Jan 2012 10 Figure 2 4 CAN Hardware Wire Connection 2 3 2 Serial port connection The I 7540D WF offers RS 232 serial interfaces to the user The following figures describe the COM port to a serial devi...

Page 11: ...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 120 terminal resistor built in the module as the Fi...

Page 12: ...he watchdog timer or not If users want to use this WDT can open the I 7540D WF 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 E...

Page 13: ...s Manual Ver 2 0 Jan 2012 13 firmware of the I 7540D WF module from computer s RS 232 port via CA 0910 cable shown as Figure 2 12 Figure 2 10 Init Position of Dip Switch Figure 2 11 CA 0910 Cable Fig...

Page 14: ...firmware file e g I 7540D WF fw 3 Click Firmware Update button to start firmware updating process The result will be shown in Firmware Update field Figure 2 13 I 7540D WF firmware update process The I...

Page 15: ...et the dip switch to the Normal position as Figure 2 14 and reset the power and the I 7540D WF can run in the operation mode In this mode user can use the I 7540D WF with a computer or with another I...

Page 16: ...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 WF is in Wi Fi sending or receiving state the LED...

Page 17: ...i Fi Module Failure Blink per 500 ms No Error Always turned on CAN Bus Transmission Fail Blink per 100 ms CAN Bus Off Blink per 500 ms CAN Buffer Full Blink per 1 sec Wi Fi Buffer Full Flashes twice p...

Page 18: ...o 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 D...

Page 19: ...2 8 2 The contents of Parameter Table 2 4 1 Display contents Display title Display contents Display information Local IP setting 192 168 255 1 Remote IP setting 192 168 255 2 Net Mask setting 255 255...

Page 20: ...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...

Page 21: ...Terminator Bus Length 50k bit s at 1000m 0 75 0 8mm2 18AWG 70 mOhm 150 300 Ohm 600 1000m 100k bit s at 500m 0 5 0 6 mm2 20AWG 60 mOhm 150 300 Ohm 300 600m 500k bit s at 100m 0 34 0 6mm2 22AWG 20AWG 40...

Page 22: ...7540D WF 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...

Page 23: ...ons 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 co...

Page 24: ...quest to set the scene consistent with the basic content of the network connection as follows Table 3 1 CAN Baud Rate Options Item CAN Baud Rate Item CAN Baud Rate 1 5K 9 200K 2 10K 10 250K 3 20K 11 4...

Page 25: ...smission Must have Wi Fi AP SSID Service Set Identifier Connected devices must be with the same SSID SSID length must not exceed 20 characters WLCH 0 13 Wi Fi transmission channel setting connected de...

Page 26: ...same encryption Not Support WPA WPA2 encryption in Ad Hoc mode WLK Key of Encryption connected devices must with the same Key WEP 64 Key length must be 10 characters WEP 128 Key length must be 26 char...

Page 27: ...7540D WF by the RS 232 interface It allows user to download the parameters form I 7540D WF Figure 3 8 Parameter reading button Parameter writing function I 7540D WF utility provides parameters upload...

Page 28: ...ting screen users can set which CAN ID able to be received by I 7540D WF module Figure 3 11 CAN ID Filter Settings Screen Single ID frame By clicking Add button to add the assigned single CAN ID to ID...

Page 29: ...ilter 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...

Page 30: ...ility Main Screen Main functional areas 1 Connection Server Designate I 7540D WF Utility connections as the TCP Server mode enter the Server s IP and press the Server Listen button I 7540D WF Utility...

Page 31: ...nnection Port Number and this setting must the same with the I 7540D WF s Port Number for normal connections Figure 3 15 TCP Port Number Settings area Send To Specify the IP location for CAN data to b...

Page 32: ...utton 2 CAN Transmission Reception CAN Transmission In the CAN port transmitting page as the following figure there are five functions to use such as Add Modify Delete Send and Clear Count Figure 3 20...

Page 33: ...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 button to send this CAN message once from the sel...

Page 34: ...the message reception Clear Click this button to delete all CAN messages shown in the reception list Menu Function 1 File Load Configuration If users have saved the configuration by using I 7540D WF U...

Page 35: ...ction can enter the basic configuration interface as shown in Figure 3 1 CAN ID Filter This function can enter the CAN ID Filter setting interface as shown in Figure 3 11 3 About The function can show...

Page 36: ...twork 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 wi...

Page 37: ...Enabling 120 termination resistors if I 7540D WF is a terminal in the CAN network Please open the I 7540D WF cover and use the JP2 to activate the 120 terminal resistor built in the module as the Fig...

Page 38: ...ure 4 4 03 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 1...

Page 39: ...Button to upload the parameters If the connection settings and the wiring are correct the transmission process status bar will show the transmission state below As uploading is successful the upload...

Page 40: ...I 7540D WF 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 SS...

Page 41: ...Ad Hoc connection WLAN LED on the front panel will be form flashing state to normally ON Figure 4 7 Ad Hoc connection LED 3 After about 5 seconds two I 7540D WF will further establish TCP connection T...

Page 42: ...F and PC connection application architecture PC must have Wi Fi connectivity I 7540D WF TCP Server 1 I 7540D WF is set to TCP Server mode and then turn on the power to wait for I 7540D WF Utility to c...

Page 43: ...Transmission Reception section I 7540D WF TCP Client 1 I 7540D WF is set to TCP Client mode and then turn on the power to wait to connect to the I 7540D WF Utility 2 Between PC and I 7540D WF it need...

Page 44: ...4 If I 7540D WF WLAN LED and CNT LED on the panel are always turned on refer to Figure 4 9 it means the I 7540D WF and I 7540D WF Utility connection established successfully Users can use the I 7540D...

Page 45: ...not be established WLAN LED Blink or Off 1 Make sure that the service set identifier device SSID settings are the same 2 Make sure Wi Fi transmission Channel settings are the same 3 Make sure encrypti...

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