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Title:
ADDRESS ARBITRATION CIRCUIT
Document Type and Number:
Japanese Patent JPH06103221
Kind Code:
A
Abstract:

PURPOSE: To provide an address arbitration circuit allowing each of an instruction reading control device and a working data reading control device to directly and mutually read out an instruction code and working data.

CONSTITUTION: The instruction code reading control device 5 transfers an address in which working data are written, to an exclusive bus 30 and sends a reading request to the working data reading/writing control device 6 through a signal line 8. The device 6 sends the address to a working data address bus 3 and sends the reading of the working data from a storage device 21 to a data bus 4 for working data to the device 5 through a signal line 7 to read out the working data.


Inventors:
TANAKA KENJI
Application Number:
JP25247292A
Publication Date:
April 15, 1994
Filing Date:
September 22, 1992
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
G06F9/32; G06F12/06; G06F13/16; (IPC1-7): G06F13/16; G06F9/32; G06F12/06
Attorney, Agent or Firm:
Akira Kobiji (2 outside)