IL43893A - A portable electronic calculator system - Google Patents

A portable electronic calculator system

Info

Publication number
IL43893A
IL43893A IL43893A IL4389373A IL43893A IL 43893 A IL43893 A IL 43893A IL 43893 A IL43893 A IL 43893A IL 4389373 A IL4389373 A IL 4389373A IL 43893 A IL43893 A IL 43893A
Authority
IL
Israel
Prior art keywords
instruction
memory
register
address
bit
Prior art date
Application number
IL43893A
Other languages
English (en)
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of IL43893A publication Critical patent/IL43893A/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
    • G06F13/4204—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus
    • G06F13/4221—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being an input/output bus, e.g. ISA bus, EISA bus, PCI bus, SCSI bus
    • G06F13/423—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being an input/output bus, e.g. ISA bus, EISA bus, PCI bus, SCSI bus with synchronous protocol
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/76—Architectures of general purpose stored program computers
    • G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
    • G06F15/7839—Architectures of general purpose stored program computers comprising a single central processing unit with memory
    • G06F15/7864—Architectures of general purpose stored program computers comprising a single central processing unit with memory on more than one IC chip
    • 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
    • G06F9/261—Microinstruction address formation
    • 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
    • G06F9/264—Microinstruction selection based on results of processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Read Only Memory (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Semiconductor Memories (AREA)
  • Calculators And Similar Devices (AREA)
  • Microcomputers (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Debugging And Monitoring (AREA)
  • Machine Translation (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Executing Machine-Instructions (AREA)
IL43893A 1973-09-13 1973-12-23 A portable electronic calculator system IL43893A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US397060A US3900722A (en) 1973-09-13 1973-09-13 Multi-chip calculator system having cycle and subcycle timing generators

Publications (1)

Publication Number Publication Date
IL43893A true IL43893A (en) 1976-05-31

Family

ID=23569699

Family Applications (1)

Application Number Title Priority Date Filing Date
IL43893A IL43893A (en) 1973-09-13 1973-12-23 A portable electronic calculator system

Country Status (19)

Country Link
US (1) US3900722A (xx)
JP (1) JPS5057550A (xx)
AR (1) AR202197A1 (xx)
AT (1) ATA1069873A (xx)
AU (1) AU6359173A (xx)
BE (1) BE809259A (xx)
BR (1) BR7310035D0 (xx)
DD (1) DD112535A5 (xx)
DE (1) DE2362238A1 (xx)
DK (1) DK664273A (xx)
ES (2) ES421119A1 (xx)
FR (1) FR2244209B1 (xx)
GB (1) GB1457879A (xx)
IL (1) IL43893A (xx)
IT (1) IT1008618B (xx)
NL (1) NL7317610A (xx)
NO (1) NO477973L (xx)
SE (1) SE7317581L (xx)
ZA (1) ZA739463B (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5824821B2 (ja) * 1974-12-16 1983-05-24 キヤノン株式会社 コガタデンシケイサンキ
US4038535A (en) * 1976-01-05 1977-07-26 Texas Instruments Incorporated Calculator-print cradle system
US4247905A (en) * 1977-08-26 1981-01-27 Sharp Kabushiki Kaisha Memory clear system
US4411628A (en) * 1979-06-01 1983-10-25 Texas Instruments Incorporated Electronic learning aid with picture book
US4308017A (en) * 1979-06-01 1981-12-29 Texas Instruments Incorporated Electronic learning aid with picture book
EP0232797B1 (en) 1980-11-24 1991-12-11 Texas Instruments Incorporated Pseudo-microprogramming in microprocessor with compressed control rom and with strip layout of busses, alu and registers
US4577282A (en) * 1982-02-22 1986-03-18 Texas Instruments Incorporated Microcomputer system for digital signal processing
DE3280477T2 (de) 1982-02-11 1998-02-12 Texas Instruments Inc Hochgeschwindigkeits-Multiplizierer für einen Mikrorechner zur Anwendung in einem digitalen Signalverarbeitungssystem
US5854907A (en) * 1982-02-22 1998-12-29 Texas Instruments Incorporated Microcomputer for digital signal processing having on-chip memory and external memory access
US5828896A (en) * 1994-07-08 1998-10-27 Texas Instruments Incorporated Microcomputer system for digital signal processing
CN1193261C (zh) * 2001-06-08 2005-03-16 那纳须株式会社 液晶显示装置及其制造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3800129A (en) * 1970-12-28 1974-03-26 Electronic Arrays Mos desk calculator
US3798606A (en) * 1971-12-17 1974-03-19 Ibm Bit partitioned monolithic circuit computer system

Also Published As

Publication number Publication date
NL7317610A (nl) 1975-03-17
NO477973L (xx) 1975-04-07
FR2244209B1 (xx) 1975-08-22
AU6359173A (en) 1975-06-19
US3900722A (en) 1975-08-19
FR2244209A1 (xx) 1975-04-11
DK664273A (xx) 1975-05-12
IT1008618B (it) 1976-11-30
GB1457879A (en) 1976-12-08
ES421119A1 (es) 1976-12-16
DD112535A5 (xx) 1975-04-12
DE2362238A1 (de) 1975-03-27
BE809259A (fr) 1974-04-16
ZA739463B (en) 1974-11-27
ES444377A1 (es) 1977-10-16
SE7317581L (xx) 1975-03-14
AR202197A1 (es) 1975-05-23
JPS5057550A (xx) 1975-05-20
ATA1069873A (de) 1977-05-15
BR7310035D0 (pt) 1975-04-15

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