DE3280477T2 - Hochgeschwindigkeits-Multiplizierer für einen Mikrorechner zur Anwendung in einem digitalen Signalverarbeitungssystem - Google Patents
Hochgeschwindigkeits-Multiplizierer für einen Mikrorechner zur Anwendung in einem digitalen SignalverarbeitungssystemInfo
- Publication number
- DE3280477T2 DE3280477T2 DE19823280477 DE3280477T DE3280477T2 DE 3280477 T2 DE3280477 T2 DE 3280477T2 DE 19823280477 DE19823280477 DE 19823280477 DE 3280477 T DE3280477 T DE 3280477T DE 3280477 T2 DE3280477 T2 DE 3280477T2
- Authority
- DE
- Germany
- Prior art keywords
- microcomputer
- signal processing
- processing system
- high speed
- digital signal
- 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 - Lifetime
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
- G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
- G06F9/30003—Arrangements for executing specific machine instructions
- G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
- G06F9/3001—Arithmetic instructions
-
- 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
- G06F15/7807—System on chip, i.e. computer system on a single chip; System in package, i.e. computer system on one or more chips in a single package
- G06F15/7814—Specially adapted for real time processing, e.g. comprising hardware timers
-
- 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
- G06F15/7842—Architectures of general purpose stored program computers comprising a single central processing unit with memory on one IC chip (single chip microcontrollers)
- G06F15/786—Architectures of general purpose stored program computers comprising a single central processing unit with memory on one IC chip (single chip microcontrollers) using a single memory module
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
- G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
- G06F7/52—Multiplying; Dividing
- G06F7/523—Multiplying only
- G06F7/533—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even
- G06F7/5334—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even by using multiple bit scanning, i.e. by decoding groups of successive multiplier bits in order to select an appropriate precalculated multiple of the multiplicand as a partial product
- G06F7/5336—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even by using multiple bit scanning, i.e. by decoding groups of successive multiplier bits in order to select an appropriate precalculated multiple of the multiplicand as a partial product overlapped, i.e. with successive bitgroups sharing one or more bits being recoded into signed digit representation, e.g. using the Modified Booth Algorithm
- G06F7/5338—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even by using multiple bit scanning, i.e. by decoding groups of successive multiplier bits in order to select an appropriate precalculated multiple of the multiplicand as a partial product overlapped, i.e. with successive bitgroups sharing one or more bits being recoded into signed digit representation, e.g. using the Modified Booth Algorithm each bitgroup having two new bits, e.g. 2nd order MBA
-
- 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
- G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
- G06F9/30003—Arrangements for executing specific machine instructions
- G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
- G06F9/30032—Movement instructions, e.g. MOVE, SHIFT, ROTATE, SHUFFLE
-
- 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
- G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
- G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
- G06F9/3016—Decoding the operand specifier, e.g. specifier format
- G06F9/30167—Decoding the operand specifier, e.g. specifier format of immediate specifier, e.g. constants
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Computing Systems (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Microcomputers (AREA)
- Complex Calculations (AREA)
- Memory System (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US34786082A | 1982-02-11 | 1982-02-11 | |
US06/347,859 US4538239A (en) | 1982-02-11 | 1982-02-11 | High-speed multiplier for microcomputer used in digital signal processing system |
US06/350,852 US4577282A (en) | 1982-02-22 | 1982-02-22 | Microcomputer system for digital signal processing |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3280477D1 DE3280477D1 (de) | 1997-11-13 |
DE3280477T2 true DE3280477T2 (de) | 1998-02-12 |
Family
ID=27407800
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3280476T Expired - Lifetime DE3280476T2 (de) | 1982-02-11 | 1982-12-23 | Mikrorechnersystem für digitale Datenverarbeitung |
DE3280481T Expired - Lifetime DE3280481D1 (de) | 1982-02-11 | 1982-12-23 | Mikrorechnersystem für digitale Signalprozessoren |
DE19823280477 Expired - Lifetime DE3280477T2 (de) | 1982-02-11 | 1982-12-23 | Hochgeschwindigkeits-Multiplizierer für einen Mikrorechner zur Anwendung in einem digitalen Signalverarbeitungssystem |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3280476T Expired - Lifetime DE3280476T2 (de) | 1982-02-11 | 1982-12-23 | Mikrorechnersystem für digitale Datenverarbeitung |
DE3280481T Expired - Lifetime DE3280481D1 (de) | 1982-02-11 | 1982-12-23 | Mikrorechnersystem für digitale Signalprozessoren |
Country Status (3)
Country | Link |
---|---|
EP (3) | EP0377466B1 (de) |
JP (4) | JPH079646B2 (de) |
DE (3) | DE3280476T2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3650703T2 (de) | 1985-02-12 | 1999-04-01 | Texas Instruments Inc | Mikroprozessor mit einer Blockübertragungsinstruktion |
GB2174517B (en) * | 1985-03-23 | 1990-01-10 | Burr Brown Ltd | Apparatus and method for utilizing an auxiliary data memory unit in a data processing system having separate program and data memory units |
JPS6320676A (ja) * | 1986-07-15 | 1988-01-28 | Brother Ind Ltd | ワードプロセツサ |
JP3043341B2 (ja) * | 1988-05-25 | 2000-05-22 | 日本電気株式会社 | マイクロコンピュータシステム |
KR0136594B1 (ko) * | 1988-09-30 | 1998-10-01 | 미다 가쓰시게 | 단일칩 마이크로 컴퓨터 |
JPH05197526A (ja) * | 1991-08-28 | 1993-08-06 | Toshiba Corp | 乗算回路 |
JP3231429B2 (ja) * | 1992-11-06 | 2001-11-19 | 株式会社日立製作所 | 中央処理装置と乗算器とを有する半導体集積回路装置 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US253624A (en) | 1882-02-14 | Weed and lawn mower | ||
US3757306A (en) * | 1971-08-31 | 1973-09-04 | Texas Instruments Inc | Computing systems cpu |
US3757308A (en) | 1971-09-03 | 1973-09-04 | Texas Instruments Inc | Data processor |
US3984816A (en) | 1973-05-16 | 1976-10-05 | Texas Instruments, Inc. | Expandable function electronic calculator |
US3900722A (en) | 1973-09-13 | 1975-08-19 | Texas Instruments Inc | Multi-chip calculator system having cycle and subcycle timing generators |
US3921142A (en) | 1973-09-24 | 1975-11-18 | Texas Instruments Inc | Electronic calculator chip having test input and output |
US3934233A (en) | 1973-09-24 | 1976-01-20 | Texas Instruments Incorporated | Read-only-memory for electronic calculator |
US3932846A (en) | 1973-09-24 | 1976-01-13 | Texas Instruments Incorporated | Electronic calculator having internal means for turning off display |
US3991305A (en) | 1974-11-19 | 1976-11-09 | Caudel Edward R | Electronic calculator or digital processor chip with multiple code combinations of display and keyboard scan outputs |
US3939335A (en) | 1974-11-26 | 1976-02-17 | Texas Instruments Incorporated | Universal condition latch in an electronic digital calculator |
US4074351A (en) | 1974-12-02 | 1978-02-14 | Texas Instruments Incorporated | Variable function programmed calculator |
JPS5197349A (en) * | 1975-02-24 | 1976-08-26 | Deeta shifutohoshiki | |
GB1540923A (en) * | 1975-12-01 | 1979-02-21 | Intel Corp | Programmable single chip mos computer |
US4179734A (en) * | 1976-07-02 | 1979-12-18 | Floating Point Systems, Inc. | Floating point data processor having fast access memory means |
US4156927A (en) | 1976-08-11 | 1979-05-29 | Texas Instruments Incorporated | Digital processor system with direct access memory |
US4125901A (en) | 1976-10-27 | 1978-11-14 | Texas Instruments Incorporated | Electronic calculator or microprocessor having a multi-input arithmetic unit |
US4158432A (en) | 1976-12-10 | 1979-06-19 | Texas Instruments Incorporated | Control of self-test feature for appliances or electronic equipment operated by microprocessor |
US4144561A (en) * | 1977-07-08 | 1979-03-13 | Xerox Corporation | Chip topography for MOS integrated circuitry microprocessor chip |
FR2397679B1 (fr) * | 1977-07-15 | 1988-02-26 | Mostek Corp | Calculateur microprogramme fabrique sur une pastille semi-conductrice unique |
JPS5685157A (en) * | 1979-12-15 | 1981-07-11 | Toshiba Corp | Information processor |
JPS5694589A (en) * | 1979-12-27 | 1981-07-31 | Nec Corp | Memory device |
US4495593A (en) * | 1982-07-01 | 1985-01-22 | Hewlett-Packard Company | Multiple bit encoding technique for combinational multipliers |
-
1982
- 1982-12-23 EP EP90100185A patent/EP0377466B1/de not_active Expired - Lifetime
- 1982-12-23 EP EP82306902A patent/EP0086307B1/de not_active Expired - Lifetime
- 1982-12-23 EP EP90100186A patent/EP0392133B1/de not_active Expired - Lifetime
- 1982-12-23 DE DE3280476T patent/DE3280476T2/de not_active Expired - Lifetime
- 1982-12-23 DE DE3280481T patent/DE3280481D1/de not_active Expired - Lifetime
- 1982-12-23 DE DE19823280477 patent/DE3280477T2/de not_active Expired - Lifetime
- 1982-12-28 JP JP23503682A patent/JPH079646B2/ja not_active Expired - Lifetime
-
1989
- 1989-11-24 JP JP1306364A patent/JPH079648B2/ja not_active Expired - Lifetime
- 1989-11-24 JP JP1306365A patent/JPH079649B2/ja not_active Expired - Lifetime
- 1989-11-24 JP JP1306363A patent/JPH079647B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH02186487A (ja) | 1990-07-20 |
DE3280481D1 (de) | 2000-04-13 |
EP0086307A2 (de) | 1983-08-24 |
JPH079646B2 (ja) | 1995-02-01 |
EP0392133B1 (de) | 1997-10-08 |
JPH02186485A (ja) | 1990-07-20 |
EP0377466A1 (de) | 1990-07-11 |
JPS58163060A (ja) | 1983-09-27 |
EP0392133A1 (de) | 1990-10-17 |
EP0086307A3 (de) | 1986-11-05 |
JPH079648B2 (ja) | 1995-02-01 |
DE3280476T2 (de) | 1997-06-12 |
JPH079649B2 (ja) | 1995-02-01 |
EP0086307B1 (de) | 1997-02-26 |
EP0377466B1 (de) | 2000-03-08 |
JPH079647B2 (ja) | 1995-02-01 |
DE3280477D1 (de) | 1997-11-13 |
JPH02186486A (ja) | 1990-07-20 |
DE3280476D1 (de) | 1997-04-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |