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CPU Power on off

12/18/2019 7:17 PM	Rate (0)
Avatar_tr Posts: 63 Rating: (0)	Hello friends. With Simatic manager, I want to know if the CPU is powered on and off. If the CPU is reset or turned off, you need to press the I0.0 Addressable button to start the Program. How can I write such a program?
Avatar_tr Posts: 63 Rating: (0)
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12/18/2019 7:24 PM	Rate (0)
LogicPro Regular Member Joined: 1/3/2017 Last visit: 10/11/2024 Posts: 14 Rating: (1)	Can you make use of the startup block OB100? - LP

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This contribution was helpful to 1 thankful Users jacek d

12/18/2019 8:12 PM	Rate (1)
Hati Platinum Member Joined: 9/21/2012 Last visit: 1/12/2026 Posts: 4847 Rating: (512)	Use "First Scan" system bit to set a memory bit, that will prevent the program from running. Then use i0.0 to reset the memory bit, and the program execution continues.

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10/18/2021 2:12 PM	Rate (0)
Willybong Silver Member Joined: 2/11/2015 Last visit: 1/8/2026 Posts: 515 Rating: (36)	Hi Avatar_tr, Don't turn power off the CPU. In my opinion, on OB1 do the sequence in AWL: U I0.0 SPBN BEB That jumps outside the main routine if the input I0.0 is not active. Pay attention if you've any code on other OBs.

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