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FUJITSU MB91460 SERIES FR60 User Manual

Page 369

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Chapter 26 DMA Controller

2.DMA Controller (DMAC) Registers

Pin Function of the DACK, and DEOP, and DREQ pins

To use the DACK, DEOP, or DREQ pins for external transfer, a switch must be made from the port function to the
DMA pin function.

To make the switch, set the PFR register.