Electrical computers and digital processing systems: memory – Addressing combined with specific memory configuration or... – For multiple memory modules
Patent
1995-12-12
1999-06-08
Chan, Eddie P.
Electrical computers and digital processing systems: memory
Addressing combined with specific memory configuration or...
For multiple memory modules
711202, G06F 1200
Patent
active
059111470
ABSTRACT:
Disclosed is an address controller, for an external memory device, that neither performs bank switching nor uses the PIC and PID functions, and that operates normally, regardless of in which slot, among a plurality of slots, is loaded an external memory device wherein data that depends on an address is stored.
An address controller for external memory devices according to the present invention has the following arrangement. An address controller, for external memory devices, that controls a plurality of slots, in each of which is loaded an external memory device, comprises address space for virtual slots that are equal to or greater than the number of the plurality of slots, means for storing specific address data for the virtual slots in the external memory device, wherein an address for a slot into which the external memory device is inserted is assigned according to the address data for the virtual slots that are stored in the external memory device.
REFERENCES:
patent: 5305445 (1994-04-01), Nishikawa
Murata Masahiko
Onodera Ken
Canon Kabushiki Kaisha
Chan Eddie P.
Verbrugge Kevin
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