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Communication of MM440 drive by cp341 card with the help of

1/13/2012 9:14 AM	Rate (0)
Dongerpure Posts: 262 Rating: (21)	Dear all, I want to communicate MM440 through USS by cp341 card. cpu-315-2dp. Please give some information regarding USS cable and communication should i use the cat5 cable for communication or profibus for MM440 and CP341.
Dongerpure Posts: 262 Rating: (21)
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1/13/2012 1:45 PM	Rate (0)
JensS Posts: 739 Rating: (55)	pls. see the FAQs: How do I establish a USS connection to a G110? - partial usable for MM4, see also further info of this FAQ. http://support.automation.siemens.com/WW/view/en/39747607 MICROMASTER 4: USS Protocol Description (usable for all inverter with USS)http://support.automation.siemens.com/WW/view/en/5734889
JensS Posts: 739 Rating: (55)
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2/5/2012 8:19 AM	Rate (0)
Dongerpure Posts: 262 Rating: (21)	Dear sir, i have connected 11+ 4- and 8 gnd at my cp card 341. At MM440 i have connected 29+ 30- and ground. On my cp card transmit led is glowing but i am not getting any data on drive. Is it possible to communicate one master and one slave on USS protocol.Please help me out.
Dongerpure Posts: 262 Rating: (21)
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2/5/2012 3:15 PM	Rate (0)
Navnag Platinum Member Joined: 11/21/2007 Last visit: 12/8/2025 Posts: 2326 Rating: (309)	Dear Sandy Here are some tips : a) Check If Communication settings Address, Baud Rate etcin MM440 Drive and in the CP & your Software. b)You have not mentioned what software blocks are you using for USS communication. Check the communication settings and BCC generation. c) Also you could connect a Serial communication monitoring software like "Docklight" and see if the Telegram being transmitted by the CP341 is what you want. ( Including the BCC ) Hope this helps Cheers Navnag
	There is no such thing as the last bug in a program There are no stubborn bugs, There are only stubborn Debuggers.
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2/5/2012 7:00 PM	Rate (0)
Dongerpure Posts: 262 Rating: (21)	Thanx Dear I have used FB7 and FB8 blocks. BCC formation??? Please give me the suggestion.
Dongerpure Posts: 262 Rating: (21)
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