Electrical computers and digital data processing systems: input/ – Input/output data processing – Direct memory accessing
Reexamination Certificate
2005-06-24
2009-12-15
Tsai, Henry W. H. (Department: 2184)
Electrical computers and digital data processing systems: input/
Input/output data processing
Direct memory accessing
C710S022000, C711S200000, C711S202000
Reexamination Certificate
active
07634593
ABSTRACT:
A system for DMA transfer includes a DMA controller, a bus connected to the DMA controller, a bus interface connected to the bus, and a plurality of registers coupled to the bus via the bus interface, wherein the bus interface is configured to allocate the plurality of registers doubly to nonconsecutive addresses and consecutive addresses to allow the DMA controller to access the plurality of registers through the consecutive addresses.
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Fujitsu Microelectronics Limited
Fujitsu Patent Center
Sun Michael
Tsai Henry W. H.
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