FR2870368B1 - Procede et dispositif pour piloter de multiples peripheriques avec des frequences d'horloge differentes dans un circuit integre - Google Patents

Procede et dispositif pour piloter de multiples peripheriques avec des frequences d'horloge differentes dans un circuit integre

Info

Publication number
FR2870368B1
FR2870368B1 FR0400740A FR0400740A FR2870368B1 FR 2870368 B1 FR2870368 B1 FR 2870368B1 FR 0400740 A FR0400740 A FR 0400740A FR 0400740 A FR0400740 A FR 0400740A FR 2870368 B1 FR2870368 B1 FR 2870368B1
Authority
FR
France
Prior art keywords
integrated circuit
clock frequencies
different clock
driving multiple
multiple peripherals
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
Application number
FR0400740A
Other languages
English (en)
Other versions
FR2870368A1 (fr
Inventor
Alain Vergnes
Oliver Lardy
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.)
Atmel Corp
Original Assignee
Atmel Corp
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 Atmel Corp filed Critical Atmel Corp
Priority to FR0400740A priority Critical patent/FR2870368B1/fr
Priority to US11/036,471 priority patent/US7162003B2/en
Priority to EP05706040A priority patent/EP1709737A1/fr
Priority to PCT/US2005/002122 priority patent/WO2005074135A1/fr
Priority to CNB2005800017389A priority patent/CN100547924C/zh
Priority to TW094102467A priority patent/TW200604823A/zh
Publication of FR2870368A1 publication Critical patent/FR2870368A1/fr
Application granted granted Critical
Publication of FR2870368B1 publication Critical patent/FR2870368B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G06F13/4208—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a system bus, e.g. VME bus, Futurebus, Multibus
    • G06F13/4217—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a system bus, e.g. VME bus, Futurebus, Multibus with synchronous protocol
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Transfer Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
FR0400740A 2004-01-27 2004-01-27 Procede et dispositif pour piloter de multiples peripheriques avec des frequences d'horloge differentes dans un circuit integre Expired - Fee Related FR2870368B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR0400740A FR2870368B1 (fr) 2004-01-27 2004-01-27 Procede et dispositif pour piloter de multiples peripheriques avec des frequences d'horloge differentes dans un circuit integre
US11/036,471 US7162003B2 (en) 2004-01-27 2005-01-13 Method and apparatus for driving multiple peripherals with different clock frequencies in an integrated circuit
EP05706040A EP1709737A1 (fr) 2004-01-27 2005-01-20 Methode et appareil de commande de peripheriques multiples a differentes frequences d'horloge dans un circuit integre
PCT/US2005/002122 WO2005074135A1 (fr) 2004-01-27 2005-01-20 Methode et appareil de commande de peripheriques multiples a differentes frequences d'horloge dans un circuit integre
CNB2005800017389A CN100547924C (zh) 2004-01-27 2005-01-20 在集成电路中以不同时钟频率驱动多个***设备的方法和装置
TW094102467A TW200604823A (en) 2004-01-27 2005-01-27 Method and apparatus for driving multiple peripherals with different clock frequencies in an integrated circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0400740A FR2870368B1 (fr) 2004-01-27 2004-01-27 Procede et dispositif pour piloter de multiples peripheriques avec des frequences d'horloge differentes dans un circuit integre

Publications (2)

Publication Number Publication Date
FR2870368A1 FR2870368A1 (fr) 2005-11-18
FR2870368B1 true FR2870368B1 (fr) 2006-12-15

Family

ID=34778519

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0400740A Expired - Fee Related FR2870368B1 (fr) 2004-01-27 2004-01-27 Procede et dispositif pour piloter de multiples peripheriques avec des frequences d'horloge differentes dans un circuit integre

Country Status (4)

Country Link
US (1) US7162003B2 (fr)
CN (1) CN100547924C (fr)
FR (1) FR2870368B1 (fr)
TW (1) TW200604823A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7100061B2 (en) * 2000-01-18 2006-08-29 Transmeta Corporation Adaptive power control
US7539078B2 (en) * 2006-08-22 2009-05-26 Atmel Corporation Circuits to delay a signal from a memory device
US7433262B2 (en) * 2006-08-22 2008-10-07 Atmel Corporation Circuits to delay a signal from DDR-SDRAM memory device including an automatic phase error correction
US9397668B2 (en) * 2014-12-18 2016-07-19 Linear Technology Corporation System and method for providing programmable synchronous output delay in a clock generation or distribution device
US10503686B2 (en) * 2015-12-09 2019-12-10 Microchip Technology Incorporated SPI interface with automatic slave select generation
CN109901664B (zh) * 2019-02-27 2020-03-27 苏州浪潮智能科技有限公司 提供时钟信号的方法、装置、***、设备及可读存储介质
CN112447218A (zh) 2019-08-29 2021-03-05 台湾积体电路制造股份有限公司 存储器电路和方法
DE102019128331A1 (de) 2019-08-29 2021-03-04 Taiwan Semiconductor Manufacturing Co., Ltd. Gemeinsam genutzter decodiererschaltkreis und verfahren
CN114499508A (zh) * 2020-11-13 2022-05-13 瑞昱半导体股份有限公司 操作时钟产生装置与参考时钟栅控电路

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4030451A1 (de) * 1990-09-26 1992-04-09 Siemens Ag Verfahren und vorrichtung zur direkten erzeugung von wartezyklen fuer elektronische einrichtungen, insbesondere fuer mikroprozessoren
DE4030541C2 (de) 1990-09-27 1997-10-02 Dilthey Ulrich Prof Dr Ing Brenner zur Beschichtung von Grundwerkstoffen mit pulverförmigen Zusatzwerkstoffen
GB2252432B (en) 1991-02-01 1994-09-28 Intel Corp Method and apparatus for operating a computer bus using selectable clock frequencies
US5678065A (en) 1994-09-19 1997-10-14 Advanced Micro Devices, Inc. Computer system employing an enable line for selectively adjusting a peripheral bus clock frequency
US5586308A (en) 1994-10-19 1996-12-17 Advanced Micro Devices, Inc. Clock control unit responsive to a power management state for clocking multiple clocked circuits connected thereto
EP0708406B1 (fr) 1994-10-19 2001-09-12 Advanced Micro Devices, Inc. Systèmes processeurs intégrés pour dispositifs d'information portables
BR9509870A (pt) * 1994-12-08 1997-11-25 Intel Corp Método e aparelho para permitir a um processador acessar um componente externo através de um barramento privado ou um barramento compartílhado
US5838995A (en) 1995-12-18 1998-11-17 International Business Machines Corporation System and method for high frequency operation of I/O bus
EP0840237B1 (fr) * 1996-10-29 2007-01-03 Matsushita Electric Industrial Co., Ltd. Synchronisation de processeur avec bus externe
JPH10334037A (ja) * 1997-05-30 1998-12-18 Sanyo Electric Co Ltd 通信ｄｍａ装置
JPH11184554A (ja) 1997-12-24 1999-07-09 Mitsubishi Electric Corp クロック制御タイプ情報処理装置
FR2773625B1 (fr) 1998-01-13 2003-01-03 Sgs Thomson Microelectronics Microcontroleur a vitesse de fonctionnement amelioree
US6912637B1 (en) * 1998-07-08 2005-06-28 Broadcom Corporation Apparatus and method for managing memory in a network switch
US6564329B1 (en) 1999-03-16 2003-05-13 Linkup Systems Corporation System and method for dynamic clock generation
US6457137B1 (en) 1999-05-28 2002-09-24 3Com Corporation Method for configuring clock ratios in a microprocessor
US6345328B1 (en) 1999-06-09 2002-02-05 Advanced Micro Devices, Inc. Gear box for multiple clock domains
US6510473B1 (en) 1999-08-19 2003-01-21 Micron Technology, Inc. Apparatus and method for automatically selecting an appropriate signal from a plurality of signals, based on the configuration of a peripheral installed within a computing device
US6393502B1 (en) * 1999-08-31 2002-05-21 Advanced Micro Devices, Inc. System and method for initiating a serial data transfer between two clock domains
US6643787B1 (en) * 1999-10-19 2003-11-04 Rambus Inc. Bus system optimization
US6513126B1 (en) * 2000-01-06 2003-01-28 Lsi Logic Corporation System for modeling a processor-encoder interface by counting number of fast clock cycles occuring in one slower clock cycle and triggering a domain module if fast clock reaches the corresponding number of cycles
US6633994B1 (en) 2000-02-22 2003-10-14 International Business Machines Corporation Method and system for optimizing data transfers between devices interconnected by buses operating at different clocking speeds
US6747997B1 (en) * 2000-06-13 2004-06-08 Intel Corporation Network channel receiver architecture
JP2002041452A (ja) * 2000-07-27 2002-02-08 Hitachi Ltd マイクロプロセッサ、半導体モジュール及びデータ処理システム
US6802015B2 (en) * 2000-12-29 2004-10-05 Hewlett-Packard Development Company, L.P. Method for accelerating the speed of a CPU using a system command having an operation not associated with changing the speed of the CPU
US6789153B1 (en) * 2001-02-20 2004-09-07 Lsi Logic Corporation Bridge for coupling digital signal processor to on-chip bus as slave
US7089441B2 (en) * 2001-02-27 2006-08-08 Intel Corporation Clock multiplier selection for a microprocessor with multiple system bus clocking frequencies
JP3510618B2 (ja) 2002-02-05 2004-03-29 沖電気工業株式会社 バスブリッジ回路及びそのアクセス制御方法

Also Published As

Publication number Publication date
CN1906851A (zh) 2007-01-31
US7162003B2 (en) 2007-01-09
TW200604823A (en) 2006-02-01
CN100547924C (zh) 2009-10-07
FR2870368A1 (fr) 2005-11-18
US20050165996A1 (en) 2005-07-28

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Effective date: 20120928