JP5251171B2 - 論理回路装置 - Google Patents
論理回路装置 Download PDFInfo
- Publication number
- JP5251171B2 JP5251171B2 JP2008056435A JP2008056435A JP5251171B2 JP 5251171 B2 JP5251171 B2 JP 5251171B2 JP 2008056435 A JP2008056435 A JP 2008056435A JP 2008056435 A JP2008056435 A JP 2008056435A JP 5251171 B2 JP5251171 B2 JP 5251171B2
- Authority
- JP
- Japan
- Prior art keywords
- logic
- signal
- data
- logical
- configuration information
- 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 - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
- H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
- H03K19/17748—Structural details of configuration resources
- H03K19/17758—Structural details of configuration resources for speeding up configuration or reconfiguration
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
- H03K19/1733—Controllable logic circuits
- H03K19/1735—Controllable logic circuits by wiring, e.g. uncommitted logic arrays
- H03K19/1736—Controllable logic circuits by wiring, e.g. uncommitted logic arrays in which the wiring can be modified
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
- H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
- H03K19/17724—Structural details of logic blocks
- H03K19/17728—Reconfigurable logic blocks, e.g. lookup tables
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
- H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
- H03K19/17748—Structural details of configuration resources
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
- H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
- H03K19/17748—Structural details of configuration resources
- H03K19/17752—Structural details of configuration resources for hot reconfiguration
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
- H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
- H03K19/17748—Structural details of configuration resources
- H03K19/17756—Structural details of configuration resources for partial configuration or partial reconfiguration
Landscapes
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Logic Circuits (AREA)
Description
をリコンフィギュラブル・デバイス10に供給する。この構成例では、RAM76はLSI75に接続されている。
12 論理ブロック(LB)
13 コネクションブロック(CB)
14 スイッチブロック(SB)
21 基本論理演算素子
22 LB論理構成情報記憶素子
23 セットリセットフリップフロップ(SR−FF)
24 ラッチ
25 ディレイフリップフロップ(D−FF)
26〜30 セレクタ
Claims (8)
- 論理構成を動的に再構成可能な複数の論理ブロックと、
該複数の論理ブロック間を動的再構成可能に接続するネットワークと
を含み、該複数の論理ブロックのうちの少なくとも1つの論理ブロックは、第1のデータ信号と該第1のデータ信号の有効時にアサート状態となる第1の有効指示信号とを入力として受け取り、該第1のデータ信号を入力とする第1の論理演算により生成された第2のデータ信号と該第2のデータ信号の有効時にアサート状態となる第2の有効指示信号とを出力として生成し、該第1の有効指示信号のアサート状態に応答して該第2のデータ信号をアサート状態に設定する基本論理演算素子を含み、該基本論理演算素子は、該第2の有効指示信号のアサート状態に応答して、該第1の論理演算を実行する論理構成から第2の論理演算を実行する論理構成に切り替えられることを特徴とする再構成可能な論理回路装置。 - 該少なくとも1つの論理ブロックは、
該基本論理演算素子から出力される該第2の有効指示信号のアサート状態に応答して該第2の有効指示信号を出力値として保持する第1の記憶素子と、
該基本論理演算素子から出力される該第2のデータ信号を該第2の有効指示信号のアサート状態に応答して出力値として保持する第2の記憶素子と
を含むことを特徴とする請求項1記載の再構成可能な論理回路装置。 - 該少なくとも1つの論理ブロックは、クロック信号に同期して動作する第3の記憶素子を更に含み、該基本論理演算素子は、第3のデータ信号を入力として受け取り、該第3のデータ信号を入力とする該第2の論理演算を実行し、該第2の論理演算により生成された第4のデータ信号を出力し、該第3の記憶素子は、該クロック信号に同期して該第4のデータ信号を出力値として保持することを特徴とする請求項2記載の再構成可能な論理回路装置。
- 該第1の記憶素子及び該第2の記憶素子の動作は該クロック信号に同期しない非同期動作であることを特徴とする請求項3記載の再構成可能な論理回路装置。
- 該少なくとも1つの論理ブロックは、該第2の記憶素子の出力と該第3の記憶素子の出力とを選択的に該基本論理演算素子の入力に供給する信号経路を更に含むことを特徴とする請求項3記載の再構成可能な論理回路装置。
- 該少なくとも1つの論理ブロックは、少なくとも該第1の論理演算を実行する論理構成を規定する構成情報と該第2の論理演算を実行する論理構成を規定する構成情報とを格納する第4の記憶素子を更に含むことを特徴とする請求項3記載の再構成可能な論理回路装置。
- 該ネットワークは、該少なくとも1つの論理ブロックの入力側に設けられた接続切り替え回路を含み、該接続切り替え回路は、該第2の有効指示信号のアサート状態に応答して接続状態が切り替えられることを特徴とする請求項1記載の再構成可能な論理回路装置。
- 該複数の論理ブロックに共通のクロック信号を供給する信号線を更に含み、該第2の有効指示信号のアサート状態に応答して実行される該接続切り替え回路の切り替え動作は該クロック信号に同期しない非同期動作であることを特徴とする請求項7記載の再構成可能な論理回路装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008056435A JP5251171B2 (ja) | 2008-03-06 | 2008-03-06 | 論理回路装置 |
US12/398,204 US7969185B2 (en) | 2008-03-06 | 2009-03-05 | Logical circuit device, logical operation varying method, and logical operation system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008056435A JP5251171B2 (ja) | 2008-03-06 | 2008-03-06 | 論理回路装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009213054A JP2009213054A (ja) | 2009-09-17 |
JP5251171B2 true JP5251171B2 (ja) | 2013-07-31 |
Family
ID=41052970
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008056435A Expired - Fee Related JP5251171B2 (ja) | 2008-03-06 | 2008-03-06 | 論理回路装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7969185B2 (ja) |
JP (1) | JP5251171B2 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4866194B2 (ja) * | 2006-09-29 | 2012-02-01 | 富士通セミコンダクター株式会社 | 集積回路及びリコンフィギュラブル回路の入力データ制御方法 |
JP5501074B2 (ja) * | 2010-04-01 | 2014-05-21 | スパンション エルエルシー | リコンフィギュラブル回路及びリコンフィギュラブル回路の駆動方法 |
KR101802945B1 (ko) * | 2011-06-27 | 2017-12-29 | 삼성전자주식회사 | 논리 장치 및 이를 포함하는 반도체 패키지 |
JP6290855B2 (ja) | 2013-03-01 | 2018-03-07 | アクシオンリサーチ株式会社 | データ処理装置およびその制御方法 |
US9385696B1 (en) | 2014-09-26 | 2016-07-05 | Applied Micro Circuits Corporation | Generating a pulse clock signal based on a first clock signal and a second clock signal |
CN108052483B (zh) * | 2017-12-29 | 2021-10-22 | 南京地平线机器人技术有限公司 | 用于数据统计的电路单元、电路模块和装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19651075A1 (de) * | 1996-12-09 | 1998-06-10 | Pact Inf Tech Gmbh | Einheit zur Verarbeitung von numerischen und logischen Operationen, zum Einsatz in Prozessoren (CPU's), Mehrrechnersystemen, Datenflußprozessoren (DFP's), digitalen Signal Prozessoren (DSP's) oder dergleichen |
AU2002357982A1 (en) * | 2001-09-19 | 2003-05-06 | Pact Xpp Technologies Ag | Reconfigurable elements |
US6924663B2 (en) * | 2001-12-28 | 2005-08-02 | Fujitsu Limited | Programmable logic device with ferroelectric configuration memories |
US7162644B1 (en) * | 2002-03-29 | 2007-01-09 | Xilinx, Inc. | Methods and circuits for protecting proprietary configuration data for programmable logic devices |
US7065665B2 (en) * | 2002-10-02 | 2006-06-20 | International Business Machines Corporation | Interlocked synchronous pipeline clock gating |
US7571303B2 (en) * | 2002-10-16 | 2009-08-04 | Akya (Holdings) Limited | Reconfigurable integrated circuit |
JP2005165961A (ja) | 2003-12-05 | 2005-06-23 | Matsushita Electric Ind Co Ltd | 動的再構成論理回路装置、割込制御方法、及び、半導体集積回路 |
US7218137B2 (en) * | 2004-04-30 | 2007-05-15 | Xilinx, Inc. | Reconfiguration port for dynamic reconfiguration |
JP4720436B2 (ja) | 2005-11-01 | 2011-07-13 | 株式会社日立製作所 | リコンフィギュラブルプロセッサまたは装置 |
US7516274B2 (en) * | 2005-11-15 | 2009-04-07 | Sun Microsystems, Inc. | Power conservation via DRAM access reduction |
US7471116B2 (en) * | 2005-12-08 | 2008-12-30 | Alcatel-Lucent Usa Inc. | Dynamic constant folding of a circuit |
WO2008008629A2 (en) * | 2006-06-28 | 2008-01-17 | Achronix Semiconductor Corporation | Reconfigurable logic fabrics for integrated circuits and systems and methods for configuring reconfigurable logic fabrics |
US7541833B1 (en) * | 2007-10-09 | 2009-06-02 | Xilinx, Inc. | Validating partial reconfiguration of an integrated circuit |
-
2008
- 2008-03-06 JP JP2008056435A patent/JP5251171B2/ja not_active Expired - Fee Related
-
2009
- 2009-03-05 US US12/398,204 patent/US7969185B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2009213054A (ja) | 2009-09-17 |
US20090224799A1 (en) | 2009-09-10 |
US7969185B2 (en) | 2011-06-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7788558B2 (en) | Semiconductor integrated circuit and control method thereof | |
JP5251171B2 (ja) | 論理回路装置 | |
KR101965476B1 (ko) | 구성 가능한 매립식 메모리 시스템 | |
JPH09231788A (ja) | シフトレジスタ及びプログラマブル論理回路並びにプログラマブル論理回路システム | |
US7586337B2 (en) | Circuit for switching between two clock signals independently of the frequency of the clock signals | |
US9425800B2 (en) | Reconfigurable logic device | |
WO2014065424A1 (ja) | 再構成可能な半導体装置 | |
JP2017038247A (ja) | 再構成可能な半導体装置 | |
US6879185B2 (en) | Low power clock distribution scheme | |
KR101000099B1 (ko) | 프로그래머블 논리 디바이스 | |
JP5662701B2 (ja) | クロック供給装置 | |
JP6602849B2 (ja) | プログラマブル遅延回路ブロック | |
US9355690B1 (en) | Time-multiplexed, asynchronous device | |
US9729153B1 (en) | Multimode multiplexer-based circuit | |
US9628084B2 (en) | Reconfigurable logic device | |
JP2002202833A (ja) | 集積回路の電力管理システム | |
CN103631754B (zh) | 可编程信号处理单元 | |
JP3390311B2 (ja) | プログラマブル論理回路 | |
KR101025734B1 (ko) | 반도체 집적장치의 커맨드 제어회로 | |
KR100321314B1 (ko) | 실시간 재구성 가능한 데이터 패스 로직을 가지는 필드 프로그래머블 게이트어레이 | |
JP2001257566A (ja) | イネーブル付きラッチ回路 | |
US9350332B1 (en) | Semiconductor device including retention circuit | |
GB2540741A (en) | Clock signal distribution and signal value storage | |
Bindal et al. | Review of Sequential Logic Circuits | |
KR101103066B1 (ko) | 반도체 메모리 장치의 어드레스 지연 회로 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20101117 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20121018 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20121030 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20121227 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20130319 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20130401 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5251171 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20160426 Year of fee payment: 3 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313111 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
LAPS | Cancellation because of no payment of annual fees |