DE2220329C3 - Schaltungsanordnung zum Umsetzen einer in Gleitkomma-Darstellung ausgedrückten Zahl in eine Festkomma-Darstellung bei elektronischen Rechnern - Google Patents

Schaltungsanordnung zum Umsetzen einer in Gleitkomma-Darstellung ausgedrückten Zahl in eine Festkomma-Darstellung bei elektronischen Rechnern

Info

Publication number
DE2220329C3
DE2220329C3 DE2220329A DE2220329A DE2220329C3 DE 2220329 C3 DE2220329 C3 DE 2220329C3 DE 2220329 A DE2220329 A DE 2220329A DE 2220329 A DE2220329 A DE 2220329A DE 2220329 C3 DE2220329 C3 DE 2220329C3
Authority
DE
Germany
Prior art keywords
register
registers
shift
storage
bit
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
DE2220329A
Other languages
German (de)
English (en)
Other versions
DE2220329A1 (de
DE2220329B2 (de
Inventor
Angelo Ivrea Torino Subrizi
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.)
TIM SpA
Original Assignee
Ing C Olivetti and C 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 Ing C Olivetti and C SpA filed Critical Ing C Olivetti and C SpA
Publication of DE2220329A1 publication Critical patent/DE2220329A1/de
Publication of DE2220329B2 publication Critical patent/DE2220329B2/de
Application granted granted Critical
Publication of DE2220329C3 publication Critical patent/DE2220329C3/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K13/00—Conveying record carriers from one station to another, e.g. from stack to punching mechanism
    • G06K13/02—Conveying record carriers from one station to another, e.g. from stack to punching mechanism the record carrier having longitudinal dimension comparable with transverse dimension, e.g. punched card
    • G06K13/06—Guiding cards; Checking correct operation of card-conveying mechanisms
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/448—Execution paradigms, e.g. implementations of programming paradigms
    • G06F9/4482—Procedural
    • G06F9/4484—Executing subprograms
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Human Computer Interaction (AREA)
  • Computer Hardware Design (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computing Systems (AREA)
  • Complex Calculations (AREA)
  • Calculators And Similar Devices (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)
  • Shift Register Type Memory (AREA)
  • Input From Keyboards Or The Like (AREA)
DE2220329A 1971-04-22 1972-04-21 Schaltungsanordnung zum Umsetzen einer in Gleitkomma-Darstellung ausgedrückten Zahl in eine Festkomma-Darstellung bei elektronischen Rechnern Expired DE2220329C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6833671 1971-04-22

Publications (3)

Publication Number Publication Date
DE2220329A1 DE2220329A1 (de) 1972-10-26
DE2220329B2 DE2220329B2 (de) 1981-06-11
DE2220329C3 true DE2220329C3 (de) 1982-02-11

Family

ID=11309023

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2220329A Expired DE2220329C3 (de) 1971-04-22 1972-04-21 Schaltungsanordnung zum Umsetzen einer in Gleitkomma-Darstellung ausgedrückten Zahl in eine Festkomma-Darstellung bei elektronischen Rechnern

Country Status (6)

Country Link
CA (1) CA978653A (enExample)
CH (1) CH550438A (enExample)
DE (1) DE2220329C3 (enExample)
FR (1) FR2136620A5 (enExample)
GB (5) GB1388597A (enExample)
SU (1) SU568398A3 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6502115B2 (en) 1998-04-30 2002-12-31 Intel Corporation Conversion between packed floating point data and packed 32-bit integer data in different architectural registers

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4036430A (en) * 1976-05-13 1977-07-19 Ebco Industries, Ltd. Manually operable card reader
GB2142176A (en) * 1983-06-24 1985-01-09 Hawker Siddeley Revenue Contr Read and erase device
GB2241810A (en) * 1990-03-09 1991-09-11 Mars Inc Data card reader
US5619198A (en) * 1994-12-29 1997-04-08 Tektronix, Inc. Number format conversion apparatus for signal processing
US6263426B1 (en) 1998-04-30 2001-07-17 Intel Corporation Conversion from packed floating point data to packed 8-bit integer data in different architectural registers
DE10056047C1 (de) * 2000-11-11 2002-04-18 Bosch Gmbh Robert Verfahren und Rechenvorrichtung zur automatischen Wandlung eines arithmetischen Ausdrucks von Gleitkomma-Arithmetik in Festkomma-Arithmetik

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6502115B2 (en) 1998-04-30 2002-12-31 Intel Corporation Conversion between packed floating point data and packed 32-bit integer data in different architectural registers

Also Published As

Publication number Publication date
GB1388596A (en) 1975-03-26
GB1388595A (en) 1975-03-26
GB1388594A (en) 1975-03-26
SU568398A3 (ru) 1977-08-05
FR2136620A5 (enExample) 1972-12-22
CH550438A (it) 1974-06-14
DE2220329A1 (de) 1972-10-26
GB1388597A (en) 1975-03-26
CA978653A (en) 1975-11-25
GB1388593A (en) 1975-03-26
DE2220329B2 (de) 1981-06-11

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee