22.8.4.1 Fast Interrupt Source
Interrupt source 0 is the only source which can raise a fast interrupt request to the processor. Interrupt source 0 is generally connected to a FIQ pin of the product, either directly or through a PIO Controller.
Interrupt source 0 is the only source which can raise a fast interrupt request to the processor. Interrupt source 0 is generally connected to a FIQ pin of the product, either directly or through a PIO Controller.