I-7530 Series FAQ
Contents
1. ccccecccccccccssssssssececceeeeaeeeesseeeceeeeeseaeesseeeeeees gt Q10 Can I use I 7530 to communicate with the CANopen DeviceNet or J1939 devices ZOTA O2 08 ATIGY eeii ia rea E AE EE iE RE nii 6 Q11 Does I 7530 series support CAN baud rate 75K bps 2013 12 10 Alan 0 6 Q12 Does thel 7530A support NMEA0183 protocol 2011 02 08 Andy esseseeeessssssssss 6 Q13 Does the I 7530A be usable to receive arbitrary data stream from a RS485 or RS232 device without any modifications on the device side 2011 02 08 Andy 04 6 Q14 What do I get on the RS 485 when I send a CAN message through the device Do I get the exact same thing as on the CAN line or do I only get the ID and data bytes SOmme OW 20117 02 05 WO ctie stutter scat ates ton eases acabeeasas S 7 Q15 What s maximum FPS of this I 7530A 2011 02 08 Andy n se 7 Q16 How can I get the license agreement for I 7530 utility 2011 07 12 Andy 000 8 Q17 Why do I send packets through the I 7530 one by one without timeout between packets 1 e t00121122 lt CR gt t00223344 lt CR gt the second packet is dropped 2011 07 12 Andy EEA secehneecneeece sacs naetnavecascedseeeecnececa secwenancmertemsaceeeeeecneesceseee 8 Q18 What does the item mode mean in the I 7530 Utility 2011 07 12 Andy 00 9 yc ICP DAS Co LTD l CDP Q19 Q20 Q21 Q22 Q23 Q24 Q25 Q26 Q27 Q28 Q29 Q30 Q31 Q2. About more information please refer to the user s manual section 5 2 3 ftp ftp icodas com pub cd fieldbus_cd can converter i 7530a mr manual 2014 12 16 Alan ICP DAS Co LTD 16 se
3. 02 Andy A 1 Set the Init Normal switch to the Normal position which is found on the back of ICP DAS Co LTD 11 se the I 7530A MR module 2 Supply the proper electric power the 10 30 DC volts to the I 7530A MR module 3 Set the Init Normal switch to the Init Initial position at least three seconds 4 The PWR LED of the I 7530A MR module will turned on and the other LEDs will flash approximately once per second That means the I 7530A MR module is working in the configuration mode 2012 04 02 Andy Q25 Can I connect the I 7530A MR with one RS 232 device and one RS 485 device at the same time 2012 04 02 Andy A No the I 7530A MR does not support user to connect RS 232 RS 485 and RS 422 devices at the same time CAN messages sent from the CAN bus side of the I 7530A MR will pass to the RS 232 RS 485 and RS 422 side But there will be data collision on the RS 232 RS 485 and RS 422 bus if these Uart bus sent data at the same time So we do not suggest user to use the RS 232 RS 485 and RS 422 bus at the same time 2012 04 02 Andy Q26 How to send CAN 29bit ID via using l 7530 Series Utility 2012 04 02 Alan A If users want to send CAN 2 0B frame via the I 7530 Series Utility users can set the Mode parameter to 1 Please the following picture ICP DAS Co LTD 12 se Pa 1 7530 Utility File Actions Help C Disconnect E wit About Settings Test CAN M
4. 32 Q33 Q34 G CDP Does the I 7530 support auto detect the speed 2011 07 12 Andy eessssesessesssssssss 9 How does the I 7530 respond if the serial string contains 6 data bytes when the message header specifies that 8 data bytes are present 2011 07 12 Andy ceeeeeeseeeeeeeeeeeees 9 Can I change the setting of CAN Filter by myself when the I 7530 module work on communication mode 2011 07 12 Andy ceeccccccccccccssssesseeceeeeceeaeeeeseeeceeeeeeaeeeeeees 10 Why the ASCII command string will cause incorrect data when the number of second character of ASCII command string greater than 7 for 2 0A CAN message 2011 07 12 ANO Joera A A E T 11 Can I connect the I 7530A with one RS 232 device and one RS 485 device at the same tme ZO OA OZ ANAY Jeera E EEEE 11 How do I setting the I 7530A MR into configuration mode 2012 04 02 Andy 11 Can I connect the I 7530A MR with one RS 232 device and one RS 485 device at the same time 2012 04 02 Andy ssssssssesssssssseeersssssssseerrsssssssseceeessssssseseerssssssseeeressssss 12 How to send CAN 29bit ID via using I 7530 Series Utility 2012 04 02 Alan 12 Can I use a CAN 2 0B controller to control the RS 485 devices which support SCPI protocol by using I 7530A MR 2012 06 17 Andy ccccccccccssseeseeeeeeeeeeeaeeeeseeeeees 13 Can the I 7530 process all the ASCII characters from the RS232 interface and convert these character
5. I 7530 Series FAQ Q1 How do I configure the I 7530 such as baud Acceptance Code Acceptance Mask and so BORG 7 201 Ni 17 Cal e E 3 Q2 How does these two parameter Acceptance Code and Acceptance Mask work in I 7530 NNT Ts CAD E OE eats uses sas ene EN E 3 Q3 Can I use the connection architecture as follows DCON module lt gt 7520 lt gt l 7530 lt gt CAN device 2011 1 5 Bear ciccscscczsscnsasareednosaseseucssantessiseavexseseusdecsssoss 3 Q4 In I 7530 the available pins of I 7530 CAN port are CAN_H and CAN_L But the CAN port of my CAN device need five pins How do I connect I 7530 with my CAN device AUDI A co 5 or gy eae ne ame ANSET E Or S AA ESAE N IAES A eee 4 Q5 How to transmit CAN messages from I 7530 to CAN bus 2011 1 5 Bear 4 Q6 How can I know if a I 7530 works correctly 2O11 1 5 Bear 0 0 eececccccceeeeeeeeeeeees 4 Q7 My I 7530 firmware version is v1 07 Why can t I use the pair connection function of the module 2011702 08 Any lt ia lt acedevasissusnecavsucvaias teh ocnuelesacgbapeneseueuesavadtuebucavelevesduawcnnses J Q8 I need an eds file of the I 7530 So I can integrate the device to my PLC Can you help me 2011 02 08 Andy cccccsssssessesssesesssssssssessessesessseseseeeseseseeseseeeseeeseeeeeeeeeeseeeeees 5 Q9 How to calculate the I 7530 checksum CHK which is added on the end of RS232 frame before lt CR gt 2011 02 08 And y
6. I send packets through the I 7530 one by one without Cc ICP DAS Co LTD 8 no timeout between packets i e t00121122 lt CR gt t00223344 lt CR gt the second packet is dropped 2011 07 12 Andy A There need some time to check the command format and save the command into buffer So there need a little delay between each command 2011 07 12 Andy Q18 What does the item mode mean in the l 7530 Utility 2011 07 12 Andy A In the Utility the mode item indicate that a CAN message is compliant the specification CAN 2 0A or CAN 2 0B and it only can key in the number 0 or 1 If the mode item set to 0 that mean the CAN message will be send compliant the specification CAN 2 0A If the item set to 1 that mean the CAN message Is compliant the specification CAN 2 0B 2011 07 12 Andy Q19 Does the l 7530 support auto detect the speed 2011 07 12 Andy A The l 7530 module is not supported the capability of auto detect speed User can to change the parameter of baud rate by l 7530 Utility The l 7530 Utility can be downloaded from http ftp icpdas com pub cd fieldbus_cd can converter 1 7530 utility And about the instructions for the Utility please refer to section 3 of user s menual http ftp 1cpdas com pub cd fieldbus_cd can converter 1 7530 manual 17530_usermanual pdf 2011 07 12 Andy Q20 How does the l 7530 respond if the serial string contains 6 data ICPDAS Co LTD 9 or bytes when the messag
7. able The test is the performance which transfer 8 bytes data frame from CAN to RS232 ICPDAS Co LTD 7 ore _ Receive RS232 CAN Transfer Transfer RS 232 Receive The max Data lt amp time command setting frames time ms setting frames frames sec byes frame ms length 2 0A 1 000 200 115200 n 8 1 1 000 2954 338 gt 338 22 B 1Mbps 2 0A 1 000 200 115200 n 7 1 1 000 2775 360 gt 360 22 B 1Mbps 2 0B 1 000 200 115200 n 8 1 1 000 3580 219 gt 279 21B 1Mbps 2 0B 1 000 200 115200 n 7 1 1 000 3337 299 gt 299 21B 1Mbps The test 1s the performance which transfer 8 bytes data frame from RS232 to CAN RS232 CAN Transfer Transiter 5 232 Receive Receive The max Data lt 8 command setting frames time ms setting frames time ms frames sec byes frame A eng 2 0A 1 000 0002 612 243115200 n 8 1 1 000 000 2 612243 ps 2 0A 1 000 000 2 441 130 11520071 1 000 000 2 441 130 ps 2 0B Ma 3 142 043 115200 n 8 1 1 000 000 3 142 043 J 000 000 3 142 043 115200 n 7 1 1 000 000 2 966 646 oor saat 27B 201 ia Andy Q16 How can get the license agreement for l 7530 utility 2011 07 12 Andy A The l 7530 Utility is a free software Users can to get it from ICP DAS s web site and to use About the l 7530 Utility user can download it from following web site http ftp 1cpdas com pub cd fieldbus_cd can converter 1 7530 utility 2011 07 12 Andy Q17 Why do
8. ata when the number of second character of ASCII command string greater than 7 for 2 0A CAN message 2011 07 12 Andy A The format of command as show below For 2 0A CAN message syntax tlIILDD CHK lt CR gt For 2 0B CAN message syntax TIIIIIIIDD CHK lt CR gt For the ASCII command string of 2 0A CAN message the second to fourth characters are the property of character ID that range is 000 7FF So the second character is from 0 to 7 For the ASCII command string of 2 0B CAN message the second to ninth characters are the property ID that range is 00000000 1FFFFFFF So the second character is 0 or 1 More detailed information about the commands that l 7530 supported please refer to section 4 1 of user s manual http ftp icpdas com pub cd fieldbus_cd can converter i 7530 manual i7530_usermanual pdf 2011 07 12 Andy Q23 Can I connect the I 7530A with one RS 232 device and one RS 485 device at the same time 2012 04 02 Andy A No the I 7530A does not support user to connect RS 232 RS 485 and RS 422 devices at the same time CAN messages sent from the CAN bus side of the I 7530A will pass to the RS 232 RS 485 and RS 422 side But there will be data collision on the RS 232 RS 485 and RS 422 bus if these Uart bus sent data at the same time So we do not suggest user to use the RS 232 RS 485 and RS 422 bus at the same time 2012 04 02 Andy Q24 How do setting the I 7530A MR into configuration mode 2012 04
9. e header specifies that 8 data bytes are present 2011 07 12 Andy A lf user send a invalid serial string to l 7530 There will no data be passed to CAN network There is a Error Response function for l 7530 to response Syntax and or communication error information to the RS 232 For example Error Response function Enable 1 Send t12381122334455667788 lt CR gt Response No response Valid command 2 Send t1238112233445566 lt CR gt Response 2 Invalid command Error Response function Disable 1 Send t12381122334455667788 lt CR gt Response No response Valid command 2 Send t1238112233445566 lt CR gt Response No response Invalid command The default values of the Error Response function is disabled More detailed information about the error message that l 7530 supported please refer to section 5 of user s manual http ftp icpdas com pub cd fieldbus_cd can converter i 7530 manual i7530_usermanual pdf 2011 07 12 Andy Q21 Can I change the setting of CAN Filter by myself when the l 7530 module work on communication mode 2011 07 12 Andy A The l 7530 doesn t support this function User must let the module work on configuration mode in other words set the Init Normal switches on the back of the l 7530 to the Normal position Then use the l 7530 Utility to configure 2011 07 12 Andy Cc ICP DAS Co LTD 10 se Q22 Why the ASCII command string will cause incorrect d
10. ermore if users want to connect DCON module with CANopen device or DeviceNet device users can refer 7231D DCON CANopen Gateway or I 7241D DCON DeviceNet Gateway to do this 2011 1 5 Bear Q4 In l 7530 the available pins of l 7530 CAN port are CAN_H and CAN_L But the CAN port of my CAN device need five pins How do connect l 7530 with my CAN device 2011 1 5 Bear A The standard pins of CAN port are V CAN_H Shield GND CAN_L and V The CAN_H and CAN_L of users CAN device are necessary to connect with the CAN_H pin 7 and CAN_L pin 2 of I 7530 Connect the V and V of users CAN device with power supply this part must refer to the user manual of users CAN device Generally it needs 24VDC And finally the Shield GND of the users CAN device can connect with the GND of power supply or frame ground 2011 1 5 Bear Q5 How to transmit CAN messages from l 7530 to CAN bus 2011 1 5 Bear A Connect the I 7530 COM port with the PC available COM port and connect I 7530 CAN port with CAN port of the others CAN device The CAN bus topology is basically line type Then input COM port command to 7530 and the I 7530 will convert the COM port command to CAN message and transmit it to the CAN bus 2011 1 5 Bear Q6 How can I know if a l 7530 works correctly 2011 1 5 Bear A If the wire connection is correct users can watch the LED on the I 7530 I 7530 is working correctly when the ON LED is al
11. essage ID Hex RATA DLC OOO00000 0 E D1 D2 D3 D4 Db DB DF DS mo foo oo foo foo oo oo oo W Use CAN Message Interval po se TC Baw E gt Send ie Clear iv Cave iv Stop Connected to COMI Operation Mode Yer 201 Copyightic 2004 ICF DAS Co LTD 2012 04 02 Alan Q27 Can use a CAN 2 0B controller to control the RS 485 devices which support SCPI protocol by using I 7530A MR 2012 06 17 Andy A The SCPI commands are ASCII data frame Via pair connection mode of I 7530A MR t can convert the CAN messages with SCPI ASCII data frame to one SCPI command and send it to RS 485 side And the respondent SCPI command will be fragmented into two more CAN messages and sent to CAN side if the respondent SCPI command length 1s more than 8 bytes If user can put the SCPI command into CAN data frame and defragment the response commands on his controller the I 7530A MR can be used in this application C ICP DAS Co LTD 13 ore CAN bus RS 485 422 goc i RS 485 422 Device I 7530A MR RS 485 42 Device 2012 06 17 Andy Q28 Can the l 7530 process all the ASCII characters from the RS232 interface and convert these characters to CAN message and send it via specific CAN ID 2012 12 25 Alan A Yes Users can select I 7530 module and use pair connection function bi directional Doele connection amp gt CAN BUS p PC or other device can analyze the pair connecti
12. is two ASCII characters of the sum of the message Here we use RA CHK lt CR gt for example The checksum of this command is R A R 0x52 A 0x41 0x93 So the checksum CHK is 93 201 1 02 08 Andy Cc ICP DAS Co LTD 5 se Q10 Can I use l 7530 to communicate with the CANopen DeviceNet or J1939 devices 2011 02 08 Andy A These protocols are base on CAN 2 0A 2 0B specification There is no problem to use the module to communicate with these devices But user needs to know the meaning of these CAN messages that these devices used Then they can send and receive the specific ASCII messages that the module supported 201 1 02 08 Andy Q11 Does l 7530 series support CAN baud rate 75K bps 2013 12 10 Alan A Yes the firmware version v300 or later supports user defined CAN baud rate Using this function users can calculate Bit Timing parameters of l 7530 series by themselves Please refer to user s manual section 3 5 for details ftp ftp icodas com pub cd fieldbus_cd can converter i 7530 manual 2013 12 10 Alan Q12 Does thel 7530A support NMEA0183 protocol 2011 02 08 Andy A The I 7530A does not support NMEA0183 protocol It supports some special ASCII command strings on RS 232 485 422 interface About the command strings please refer to section 4 of user manual http fto icodas com pub cd fieldous cd can converter I 7530a manual i7530a userm 201 1 02 08 Andy Q13 Does
13. k work in I 7530 2011 1 5 Bear A Acceptance Code is the CAN ID that you want to get and Acceptance Mask is the CAN ID that you want to filter For example if the CAN ID follows the CAN 2 0A specification 1 If users want to get all the message on the CAN bus the setting must be as follow Acceptance Code xxx x is don t care Acceptance Mask 000 2 If users want to get the message of CAN ID 0x123 and filter all the other CAN message the setting must be as follow Acceptance Code 123 001 0010 001I bit Acceptance Mask 7FF 111 1111 1111 bit 3 If users want to get the message of CAN ID from 0x100 to Ox12F and filter all the other CAN message the setting must be as follow Acceptance Code 10x 001 OOxx xxxx bit x is don t care Acceptance Mask 7CO 111 1100 0000 bit The setting for CAN 2 0A and CAN 2 0B are the same The different between 2 0A and 2 0B is the CAN ID bits In CAN 2 0A CAN ID is 11 bits In CAN 2 0B CAN ID is 29 bits 2011 1 5 Bear Q3 Can I use the connection architecture as follows DCON module lt gt l 7520 lt gt l 7530 lt gt CAN device 2011 1 5 Bear A No Because the I 7530 RS 232 commands which are sent received by DCON modules must obey the I 7530 command ruled The DCON commands are not suited to I 7530 Cc ICP DAS Co LTD 3 ASS command rules Therefore the architecture above can t work Users can refer the chapter 4 of I 7530 user manual for more information Furth
14. on protocol which be defined by ICPDAS If user wants to sent message as follow ABCDEF GHIIXL Definded CAN BUS ID 04 EX1 Devicel send message to Device2 Message ABCDEPGHIIKL Device2 ReceWe message from CAN BUS D a TE Piessace camer Y x 4 r 43 44 4s ae ri Device Recene message fram RS 232 ABCDEFG Note ASCII char is A 41 B 42 C 43 0 44 E 45 F 46 G 4 7 H1 48 1 49_ J 4A K 408 L 4ac 2012 12 25 Alan CR ICP DAS Co LTD 14 Q29 Can the l 7530 be used to address the RS 232 devices and bypass the RS 232 command to the master device which is located on CAN bus 2012 12 25 Alan A Yes Via using I 7530 pair connection mode the CAN master can distinguish the command sent from the RS 232 devices by the specific CAN ID CAN WEDI CAN bus RS 232 RS 232 RS 232 Device Device Device l 7530 When the l 7530 sets pair connection mode it can use specific CAN ID to send CAN message which converts form RS 232 Data The CAN master can distinguish response from RS 232 devices via setting pair connection mode 2012 12 25 Alan Q30 Do the l 7530 series modules will send CAN messages to CAN bus automatically 2012 12 25 Andy A No l 7530 series modules will not send CAN messages to CAN bus automatically After receiving a correct command from the UART side it will convert this command to CAN message and send it the CAN side otherwise there no data will be sent to
15. s to CAN message and send it via specific CAN ID 2012 12 25 Alan AOE NE E cutee nade E E yack acto action tnch E E EE E E E 14 Can the I 7530 be used to address the RS 232 devices and bypass the RS 232 command to the master device which is located on CAN bus 2012 12 25 Alan c 00 15 Do the I 7530 series modules will send CAN messages to CAN bus automatically OL PEA tory sesaescais sates E E aetendeesiocosaseves 15 Why the parameters of I 7530 be changed after a long time test 2013 12 10 Alan 15 How to reduce the interferences on the CAN bus of I 7530 2013 12 10 Alan 16 How does the I 7530 series module handle 9600 bps RS 232 baud rate and 500 Kbps CAN Dand tate ZO es E 16 What is the specific CAN ID function in Modbus mode of I 7530A MR firmware version v1 02 or later 2014 12 16 Alan 0 0 0ccccsscceecccesecsvcsoecccvsccsesscvsvsoesscseveoeece ses 16 ICP DAS Co LTD 2 Q1 How do I configure the l 7530 such as baud Acceptance Code Acceptance Mask and so forth 2011 1 5 Bear A First connect the I 7530 COM port with the PC available COM port Then switch the switch behind I 7530 from Normal to Init Execute I 7530 Utility on PC and press Connect button to connect PC with I 7530 After successful connection users can change the parameters of baud Acceptance Code Acceptance Mask and so forth 2011 1 5 Bear Q2 How does these two parameter Acceptance Code and Acceptance Mas
16. the CAN bus 2012 12 25 Andy Q31 Why the parameters of I 7530 be changed after a long time test 2013 12 10 Alan A When there is a large of interferences on l 7530 series power side it will make parameters of the EEPROM to be changed After module reboots it will read wrong configuration parameters from EEPROM Please add a core on power side Coiling CPS ICP DAS Co LTD 15 aS power wire with the most laps will be easier to solve this problem 2013 12 10 Alan Q32 How to reduce the interferences on the CAN bus of l 7530 2013 12 10 Alan A Here we recommend user to use I 7530T There is an anti interference CAN transceiver TJA1042 built in it 2013 12 10 Alan Q33 How does the I 7530 series module handle 9600 bps RS 232 baud rate and 500 Kbps CAN baud rate 2013 12 10 A Both of CAN and RS 232 side have software buffers When module receives CAN RS 232 messages it will put them into software buffer When receiving a CAN message it will convert this CAN messages into ASCII format from software buffers and send them out to RS 232 vice versa 2013 12 10 Alan Q34 What is the specific CAN ID function in Modbus mode of l 7530A MR firmware version v1 02 or later 2014 12 16 Alan A This function is used for keeping a CAN message into the specific memory block until receiving a new CAN message with the same CAN ID lt is suit for using to keep a significant CAN message without be overwrote
17. the I 7530A be usable to receive arbitrary data stream from a RS485 or RS232 device without any modifications on the device side 2011 02 08 Andy Cc ICP DAS Co LTD 6 se A The module support some specific command strings it can not receive arbitrary data stream from a RS485 or RS232 device We have another product that can receive data stream that user defined lf user Knows what kind of the data stream that the RS485 or RS232 device supported we may design and create the product for user About the product please refer to following web site http Awww icpdas com products Remote _ O can_bus i 7188can htm 201 1 02 08 Andy Q14 What do I get on the RS 485 when I send a CAN message through the device Do I get the exact same thing as on the CAN line or do I only get the ID and data bytes somehow 2011 02 08 Andy A When receiving a CAN message from CAN site the I 7530A will convert this CAN message to ASCII command string and send this string to RS 232 485 422 site The ASCII command strings that I 7530A supported are listed in section 4 of user s manual About the user manual user can download it from following web site ftp ttp icodas com pub cd fieldobus_cd can converter i 7530a manual or htto fto icodas com pub cd fieldobus cd can converter i 7530a manual 2011 02 08 Andy Q15 What s maximum FPS of this I 7530A 2011 02 08 Andy A The performance of the module is listed in following t
18. ways turned on and the ERR LED is always turned off Or users can use I 7530 Utility to transmit CAN messages from I 7530 to CAN devices on the same CAN bus If the CAN devices respond CAN messages or have the correct reactions it means that the I 7530 1s working correctly 2011 1 5 Bear cS ICP DAS Co LTD 4 Upp Q7 My l 7530 firmware version is v1 07 Why can t I use the pair connection function of the module 2011 02 08 Andy A The pair connection function is supported by firmware v2 0 or later The 7530 firmware you used is v1 07 lf you want to update it you need to send the module back to us 201 1 02 08 Andy Q8 need an eds file of the l 7530 So I can integrate the device to my PLC Can you help me 2011 02 08 Andy A The module is a CAN to RS 232 converter not a slave of CAN device When receiving a CAN message it acts as a converter and transfer CAN message to ASCII string and send this string to RS 232 side On RS 232 side when receiving an ASCII string it transfers the specific ASCII message to CAN message and bypass this message to CAN bus The EDS file is using on the device that contain certain protocol like DeviceNet or CANopen etc But the module is act as a converter So there is no EDS file for this device 201 1 02 08 Andy Q9 How to calculate the l 7530 checksum CHK which is added on the end of RS232 frame before lt CR gt 2011 02 08 Andy A The checksum CHK
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