CA1001312A - Control unit for a microprogrammed computer with dynamical control switching from ros memory to main memory and viceversa - Google Patents

Control unit for a microprogrammed computer with dynamical control switching from ros memory to main memory and viceversa

Info

Publication number
CA1001312A
CA1001312A CA209,851A CA209851A CA1001312A CA 1001312 A CA1001312 A CA 1001312A CA 209851 A CA209851 A CA 209851A CA 1001312 A CA1001312 A CA 1001312A
Authority
CA
Canada
Prior art keywords
memory
viceversa
control unit
ros
dynamical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA209,851A
Inventor
Giancarlo Tessera
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bull HN Information Systems Italia SpA
Original Assignee
Honeywell Information Systems Italia SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Honeywell Information Systems Italia SpA filed Critical Honeywell Information Systems Italia SpA
Application granted granted Critical
Publication of CA1001312A publication Critical patent/CA1001312A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/22—Microcontrol or microprogram arrangements
    • G06F9/26—Address formation of the next micro-instruction ; Microprogram storage or retrieval arrangements
    • G06F9/262—Arrangements for next microinstruction selection

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Executing Machine-Instructions (AREA)
  • Debugging And Monitoring (AREA)
CA209,851A 1973-09-26 1974-09-24 Control unit for a microprogrammed computer with dynamical control switching from ros memory to main memory and viceversa Expired CA1001312A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2938673A IT993427B (en) 1973-09-26 1973-09-26 MICROPROGRAMMED CALCULATOR CONTROL UNIT WITH THE POSSIBILITY OF DYNAMIC PASSAGE FROM RESIDENT MICROSEQUENCES IN A ROS TO MICRO SEQUENCES RESIDENT IN THE MAIN AND VICEVERSE MEMORY

Publications (1)

Publication Number Publication Date
CA1001312A true CA1001312A (en) 1976-12-07

Family

ID=11226882

Family Applications (1)

Application Number Title Priority Date Filing Date
CA209,851A Expired CA1001312A (en) 1973-09-26 1974-09-24 Control unit for a microprogrammed computer with dynamical control switching from ros memory to main memory and viceversa

Country Status (6)

Country Link
JP (1) JPS5917460B2 (en)
CA (1) CA1001312A (en)
DE (1) DE2440627C2 (en)
GB (1) GB1440856A (en)
HK (1) HK61581A (en)
IT (1) IT993427B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62146176U (en) * 1986-03-11 1987-09-16
US4825356A (en) * 1987-03-27 1989-04-25 Tandem Computers Incorporated Microcoded microprocessor with shared ram

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE757967A (en) * 1969-10-25 1971-04-23 Philips Nv MEMORY FOR MICROPROGRAMME
US3736567A (en) * 1971-09-08 1973-05-29 Bunker Ramo Program sequence control
FR2226901A5 (en) * 1973-04-19 1974-11-15 Honeywell Bull Soc Ind

Also Published As

Publication number Publication date
GB1440856A (en) 1976-06-30
DE2440627A1 (en) 1975-03-27
JPS5079229A (en) 1975-06-27
DE2440627C2 (en) 1986-01-30
IT993427B (en) 1975-09-30
HK61581A (en) 1981-12-18
JPS5917460B2 (en) 1984-04-21

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