Question: The interrupt-request line, which uses the open-collector scheme, carries a signal that is the logical OR of the requests from all the devices connected to

The interrupt-request line, which uses the open-collector scheme, carries a signal that is the logical OR of the requests from all the devices connected to it. In a different application, it is required to generate a signal that indicates that all devices connected to the bus are ready. Explain how you can use the open-collector scheme for this purpose.

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