DE602006004783D1 - Schaltung und Verfahren zur Detektion und Auflösung blockierter 12C-Busse - Google Patents
Schaltung und Verfahren zur Detektion und Auflösung blockierter 12C-BusseInfo
- Publication number
- DE602006004783D1 DE602006004783D1 DE602006004783T DE602006004783T DE602006004783D1 DE 602006004783 D1 DE602006004783 D1 DE 602006004783D1 DE 602006004783 T DE602006004783 T DE 602006004783T DE 602006004783 T DE602006004783 T DE 602006004783T DE 602006004783 D1 DE602006004783 D1 DE 602006004783D1
- Authority
- DE
- Germany
- Prior art keywords
- resolving
- buses
- blocked
- detecting
- circuit
- 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.)
- Active
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
- G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
- G06F13/4291—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus using a clocked protocol
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Debugging And Monitoring (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/101,638 US7478286B2 (en) | 2005-04-08 | 2005-04-08 | Circuit and method of detecting and resolving stuck I2C buses |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602006004783D1 true DE602006004783D1 (de) | 2009-03-05 |
Family
ID=36463424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602006004783T Active DE602006004783D1 (de) | 2005-04-08 | 2006-03-31 | Schaltung und Verfahren zur Detektion und Auflösung blockierter 12C-Busse |
Country Status (3)
Country | Link |
---|---|
US (1) | US7478286B2 (de) |
EP (1) | EP1710709B1 (de) |
DE (1) | DE602006004783D1 (de) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI275932B (en) * | 2005-08-19 | 2007-03-11 | Wistron Corp | Methods and devices for detecting and isolating serial bus faults |
JP2007164765A (ja) * | 2005-11-15 | 2007-06-28 | Matsushita Electric Ind Co Ltd | Iicバス通信システム、スレーブ装置およびiicバス通信制御方法 |
US7536492B2 (en) * | 2007-01-23 | 2009-05-19 | International Business Machines Corporation | Apparatus, system, and method for automatically resetting an inter-integrated circuit bus |
US7761728B2 (en) * | 2007-01-23 | 2010-07-20 | International Business Machines Corporation | Apparatus, system, and method for resetting an inter-integrated circuit data line with a clock line |
US7526589B2 (en) * | 2007-01-23 | 2009-04-28 | International Business Machines Corporation | Apparatus, system, and method for resetting an inter-integrated circuit data line using a negative voltage |
KR101357162B1 (ko) * | 2007-03-30 | 2014-02-04 | 삼성전자주식회사 | 호스트 장치와 usb 장치간의 통신을 제어하는 장치,방법 및 시스템 |
CN101453313B (zh) * | 2007-12-06 | 2013-03-20 | 鸿富锦精密工业(深圳)有限公司 | 主从设备通信电路 |
TWI423031B (zh) * | 2007-12-14 | 2014-01-11 | Hon Hai Prec Ind Co Ltd | 主從設備通訊電路 |
CN101533380A (zh) * | 2008-03-12 | 2009-09-16 | 鸿富锦精密工业(深圳)有限公司 | 多设备连接系统 |
JP5195075B2 (ja) * | 2008-06-26 | 2013-05-08 | 富士通株式会社 | 双方向バス制御回路 |
US7859307B2 (en) * | 2008-09-08 | 2010-12-28 | Microchip Technology Incorporated | High speed transient active pull-up I2C |
US7800408B2 (en) * | 2008-09-08 | 2010-09-21 | Microchip Technology Incorporated | High speed transient active pull-up I2C |
FR2939926B1 (fr) * | 2008-12-17 | 2010-12-10 | St Microelectronics Rousset | Transmission sur bus i2c |
US20110208885A1 (en) * | 2010-02-25 | 2011-08-25 | Panasonic Corporation | Data bus control method and apparatus |
WO2011106016A1 (en) * | 2010-02-26 | 2011-09-01 | Hewlett-Packard Development Company, L.P. | Restoring stability to an unstable bus |
CN102445899A (zh) * | 2010-09-30 | 2012-05-09 | 伊姆西公司 | 监控电路 |
WO2013046734A1 (ja) * | 2011-09-27 | 2013-04-04 | 三菱電機株式会社 | スレーブ装置、マスター装置及び通信方法 |
JP5794137B2 (ja) * | 2011-12-20 | 2015-10-14 | 富士通株式会社 | 制御システムおよび中継装置 |
DE102011090021A1 (de) * | 2011-12-28 | 2013-07-04 | Siemens Aktiengesellschaft | Verfahren zum Betreiben eines I²C-Busses und Leistungsschalter |
US20140244874A1 (en) * | 2012-01-26 | 2014-08-28 | Hewlett-Packard Development Company, L.P. | Restoring stability to an unstable bus |
US9519612B2 (en) * | 2013-04-04 | 2016-12-13 | Qorvo Us, Inc. | Serial bus buffer with noise reduction |
US9959223B2 (en) * | 2013-05-08 | 2018-05-01 | Nxp B.V. | Method and system for interrupt signaling in an inter-integrated circuit (I2C) bus system |
TWI489093B (zh) * | 2013-05-16 | 2015-06-21 | 國立成功大學 | 適用於積體電路晶片之多點溫度感測方法及其系統 |
JP6263880B2 (ja) * | 2013-07-09 | 2018-01-24 | 富士通株式会社 | ストレージ制御装置、制御装置および制御プログラム |
US9239809B2 (en) * | 2013-07-11 | 2016-01-19 | Lenovo Enterprise Solutions (Singapore) Pte. Ltd. | Message broadcast in a 1-wire system |
DE102016109387A1 (de) | 2015-05-26 | 2016-12-01 | Samsung Electronics Co., Ltd. | Ein-Chip-System mit Taktverwaltungseinheit und Verfahren zum Betreiben des Ein-Chip-Systems |
KR102384347B1 (ko) * | 2015-05-26 | 2022-04-07 | 삼성전자주식회사 | 클록 관리 유닛을 포함하는 시스템 온 칩 및 그 동작방법 |
US10229086B2 (en) * | 2015-12-26 | 2019-03-12 | Intel Corporation | Technologies for automatic timing calibration in an inter-integrated circuit data bus |
JP6792314B2 (ja) * | 2016-04-22 | 2020-11-25 | ソニーセミコンダクタソリューションズ株式会社 | 通信装置、通信方法、プログラム、および、通信システム |
JP6971538B2 (ja) * | 2016-05-18 | 2021-11-24 | ソニーセミコンダクタソリューションズ株式会社 | 通信装置、通信方法、プログラム、および、通信システム |
US10296434B2 (en) * | 2017-01-17 | 2019-05-21 | Quanta Computer Inc. | Bus hang detection and find out |
US10606794B1 (en) | 2019-05-14 | 2020-03-31 | Infineon Technologies Ag | Clock signal monitor for slave device on a master-slave bus |
US11429503B1 (en) * | 2019-06-28 | 2022-08-30 | Amazon Technologies, Inc. | Auto-detection of interconnect hangs in integrated circuits |
US11762799B2 (en) * | 2019-08-21 | 2023-09-19 | Infineon Technologies Ag | Watchdog for addressing deadlocked states |
DE102019127733B4 (de) * | 2019-10-15 | 2021-06-02 | Leoni Bordnetz-Systeme Gmbh | System und Verfahren zum Erkennen von nicht schaltenden Halbleiterschaltern |
JP2023081537A (ja) * | 2021-12-01 | 2023-06-13 | 株式会社日立製作所 | ストレージシステム |
US20240111619A1 (en) * | 2022-09-30 | 2024-04-04 | Analog Devices, Inc. | Inter-integrated circuit (i2c) device with internal bus stuck recovery |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4154978A (en) * | 1977-12-08 | 1979-05-15 | Operating Systems, Inc. | Self-contained bidirectional amplifying repeater |
US4695740A (en) * | 1984-09-26 | 1987-09-22 | Xilinx, Inc. | Bidirectional buffer amplifier |
US6032271A (en) * | 1996-06-05 | 2000-02-29 | Compaq Computer Corporation | Method and apparatus for identifying faulty devices in a computer system |
US5864456A (en) * | 1997-12-23 | 1999-01-26 | Square D Company | Clock line over-current protector and industrial control system employing same |
US7287192B1 (en) * | 1999-09-23 | 2007-10-23 | Computer Associates Think, Inc. | Identifying a failed device in a network |
US6728908B1 (en) * | 1999-11-18 | 2004-04-27 | California Institute Of Technology | I2C bus protocol controller with fault tolerance |
US6687858B1 (en) * | 2000-05-16 | 2004-02-03 | Phillip M. Adams | Software-hardware welding system |
US6874052B1 (en) * | 2000-09-29 | 2005-03-29 | Lucent Technologies Inc. | Expansion bridge apparatus and method for an I2C bus |
EP1344140B1 (de) * | 2000-12-20 | 2011-02-09 | Thomson Licensing | I2c-bussteuerung zur isolierung ausgewählter ics für schnelle i2c-übertragung |
US6725320B1 (en) * | 2001-02-08 | 2004-04-20 | International Business Machines Corporation | I2C bus switching devices interspersed between I2C devices |
US6769078B2 (en) * | 2001-02-08 | 2004-07-27 | International Business Machines Corporation | Method for isolating an I2C bus fault using self bus switching device |
US6996750B2 (en) * | 2001-05-31 | 2006-02-07 | Stratus Technologies Bermuda Ltd. | Methods and apparatus for computer bus error termination |
US6889345B2 (en) * | 2001-10-19 | 2005-05-03 | Hewlett-Packard Development Company, Lp. | System and method for locating a failed storage device in a data storage system |
DE10155975A1 (de) * | 2001-11-14 | 2003-05-28 | Conti Temic Microelectronic | Verfahren zur Überprüfung der fehlerfreien Funktion von Modulen in einem Bussystem mit einer Zentraleinheit sowie entsprechende Module und Zentraleinheit |
US7167912B1 (en) * | 2002-08-09 | 2007-01-23 | Cisco Technology, Inc. | Method and apparatus for detecting failures in network components |
US7069476B1 (en) * | 2002-08-15 | 2006-06-27 | Network Appliance, Inc. | Method and apparatus to release a serial bus from a suspended state |
US7039734B2 (en) | 2002-09-24 | 2006-05-02 | Hewlett-Packard Development Company, L.P. | System and method of mastering a serial bus |
US7062683B2 (en) * | 2003-04-22 | 2006-06-13 | Bmc Software, Inc. | Two-phase root cause analysis |
US7200781B2 (en) * | 2003-05-14 | 2007-04-03 | Hewlett-Packard Development Company, L.P. | Detecting and diagnosing a malfunctioning host coupled to a communications bus |
US7082488B2 (en) | 2003-06-12 | 2006-07-25 | Hewlett-Packard Development Company, L.P. | System and method for presence detect and reset of a device coupled to an inter-integrated circuit router |
US7085863B2 (en) * | 2003-10-30 | 2006-08-01 | International Business Machines Corporation | I2C device including bus switches and programmable address |
US7281169B2 (en) * | 2004-01-30 | 2007-10-09 | Dell Products L.P. | Method, software and system for multi-path fail-over recovery in sequential storage systems |
US7296181B2 (en) * | 2004-04-06 | 2007-11-13 | Hewlett-Packard Development Company, L.P. | Lockstep error signaling |
TW200537305A (en) * | 2004-05-04 | 2005-11-16 | Quanta Comp Inc | Communication system, transmission device and the control method thereof |
-
2005
- 2005-04-08 US US11/101,638 patent/US7478286B2/en active Active
-
2006
- 2006-03-31 DE DE602006004783T patent/DE602006004783D1/de active Active
- 2006-03-31 EP EP06251816A patent/EP1710709B1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20060242348A1 (en) | 2006-10-26 |
EP1710709B1 (de) | 2009-01-14 |
US7478286B2 (en) | 2009-01-13 |
EP1710709A2 (de) | 2006-10-11 |
EP1710709A3 (de) | 2007-11-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |