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CM 1241 RS232 - PLC 1200

12/21/2011 3:23 PM	Rate (0)
JohanChala Posts: 59 Rating: (0)	Hello Everybody, Please somebody knows How can I configure the CM 1241 RS232? I've been trying have comunication between PLC and PC but has not been succesfull. I try send a message to PLC but TX LED is no active. Please help me. Thanks So much. I Have TIA PORTAL 10.5
JohanChala Posts: 59 Rating: (0)
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12/21/2011 3:32 PM	Rate (0)
Robster Gold Member Joined: 5/28/2008 Last visit: 3/21/2025 Posts: 1343 Rating: (141)	Have you done the Hardware Configuration of your PLC and CM1241? There you can adjust general settings like baudrate and so on. Fpr receiving data you have to you use "RCV_PTP" Block. Maybe have a look to this application to get a little bit more familar with the process: Flexible Decoding and Processing of Data Matrix Codes with S7-1200 (CE-X27)

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12/21/2011 5:45 PM	Rate (0)
JohanChala Posts: 59 Rating: (0)	Thanks Robster, I tried send '@' with the block SEND_PTP and the configuration of the CM1241 is: 9600 bud. without parity, 8 data bits and 1 stop bit. In the Hyperterminal the caracter '@' doesn't appear. Please help, I appreciate.
JohanChala Posts: 59 Rating: (0)
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12/22/2011 1:53 PM	Rate (0)
JohanChala Posts: 59 Rating: (0)	To send a message do you need only the SEND_PTP or is necessary other function?
JohanChala Posts: 59 Rating: (0)
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11/19/2012 1:42 PM	Rate (0)
Jummy Posts: 11 Rating: (0)	hELLO, i AM CURRENTLY HAVING THE SAME PROBLEM . pLEASE, HOW DID YOU GO ABOUT THIS?
Jummy Posts: 11 Rating: (0)
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11/19/2012 8:21 PM	Rate (0)
Marcjan Platinum Member Joined: 4/22/2010 Last visit: 2/26/2025 Posts: 5697 Rating: (716)	Hello, Maybe this thread is of any help: S7-1200 RS232 regards, Marcjan
	Problem solved? Please let us know! Please no technical questions by PM, use the forum sections for your questions.
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This contribution was helpful to 1 thankful Users C-3PO