Program code fetch from data memory arrangement

Details Program code fetch from data memory arrangement Program code fetch from data memory arrangement

1987-09-14

1989-08-15

Clark, David L.

Boots, shoes, and leggings

G06F 1206

Patent

active

048581097

ABSTRACT:
This arrangement permits a central processing unit, which can differentiate between code and data fetches, to execute code from any number of pages of data memory without loss of access capability to any of the corresponding pages of program code memory. The page of data memory, corresponding to the program code memory page containing the control transfer programs, may not contain executable programs.

REFERENCES:
patent: 4042911 (1977-08-01), Bourke et al.
patent: 4118773 (1978-10-01), Raguin et al.
patent: 4156932 (1979-05-01), Robinson et al.
patent: 4158227 (1979-06-01), Baxter et al.
patent: 4346441 (1982-08-01), Plank et al.
patent: 4368515 (1983-01-01), Nielsen
patent: 4473877 (1984-09-01), Tulk
patent: 4503491 (1985-03-01), Lushtak et al.

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