Question: What happens is an incoming interrupt tries to set the IIF register flag at the same time as the CPU tries to write into the IIF register

Answer: The incoming interrupt has higher priority and the interrupt will be taken first.


Device: TMS320C4x
Category: Device Information
Detail: Interrupts
Title: IIF Register Priority
Source: Case from the TMS320 Hotline
Date: 4/30/98
GenId: a3

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