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Problem with cable to connect s7-1200 and HyperTerminal

Created by: Anna Chistiakova at: 7/17/2015 3:38 PM (1 Replies)

7/17/2015 3:38 PM	Rate (0)
Anna Chistiakova Posts: 11 Rating: (0)	Good afternoon! Could you help me with connect s7-1200 and HyperTerminal. I did all like in example, but it didn't work. I think my problem in cable RS 232. Can you tell me What is the Pin should be the cable? Thank you ---------------------------------------------------------------------------------------------------- Split from Sample program S7-1200 RS 232 ASCII HyperTerminal communications.
Anna Chistiakova Posts: 11 Rating: (0)	Last edited by: Min_Moderator at: 7/17/2015 3:45:05 PM New subject after splitting
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7/20/2015 12:55 PM	Rate (0)
Towome Platinum Expert Joined: 7/9/2015 Last visit: 1/20/2025 Posts: 4112 Rating: (618)	Hi, what kind of S7-1200 CPU do you have? Do you use a CM1241 for serial communication with 9 Pin Sub D connector? With a null modem connection the transmit and receive lines are crosslinked https://en.wikipedia.org/wiki/Null_modem
	Last edited by: Towome at: 7/21/2015 11:04:13 AM If my post was useful, please rate me - if not, please tell me - thank you!
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