CN101782885A - 一种调节iic总线上拉电阻的方法、装置及iic总线设备 - Google Patents
一种调节iic总线上拉电阻的方法、装置及iic总线设备 Download PDFInfo
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- CN101782885A CN101782885A CN200910261752A CN200910261752A CN101782885A CN 101782885 A CN101782885 A CN 101782885A CN 200910261752 A CN200910261752 A CN 200910261752A CN 200910261752 A CN200910261752 A CN 200910261752A CN 101782885 A CN101782885 A CN 101782885A
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SDA和SCL信号的上升时间 | tr | 1000 | 300 | ns |
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CN2009102617522A CN101782885B (zh) | 2009-12-29 | 2009-12-29 | 一种调节iic总线上拉电阻的方法、装置及iic总线设备 |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103389956A (zh) * | 2012-05-09 | 2013-11-13 | 国际商业机器公司 | 用于动态优化内部集成电路总线的总线频率的方法和电路 |
CN104239629A (zh) * | 2014-09-10 | 2014-12-24 | 浪潮(北京)电子信息产业有限公司 | 一种i2c上拉电阻的计算方法和装置 |
CN105099431A (zh) * | 2014-04-17 | 2015-11-25 | 扬智科技股份有限公司 | 内部整合电路接口装置及其信号产生方法 |
CN107239052A (zh) * | 2017-05-23 | 2017-10-10 | 中国电子科技集团公司第四十研究所 | 一种基于fpga实现的触发电平自动校准方法 |
CN107301147A (zh) * | 2017-06-20 | 2017-10-27 | 郑州云海信息技术有限公司 | 一种i2c总线信号质量的动态调节方法和装置 |
CN110912791A (zh) * | 2019-11-07 | 2020-03-24 | 苏州浪潮智能科技有限公司 | 系统管理总线链路及其上拉电阻确定方法、装置和设备 |
CN112100110A (zh) * | 2020-09-10 | 2020-12-18 | 苏州浪潮智能科技有限公司 | 一种i2c上拉电阻自调适电路及自调适方法 |
WO2023137983A1 (zh) * | 2022-01-23 | 2023-07-27 | 苏州浪潮智能科技有限公司 | 一种优化总线信号上升时间的方法、装置及计算机设备 |
CN117112475A (zh) * | 2023-10-24 | 2023-11-24 | 成都电科星拓科技有限公司 | 一种i2c总线驱动能力自动调节系统及方法 |
CN117478548A (zh) * | 2023-12-28 | 2024-01-30 | 成都电科星拓科技有限公司 | 一种i2c从机设备的容错能力测试系统及方法 |
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2009
- 2009-12-29 CN CN2009102617522A patent/CN101782885B/zh not_active Expired - Fee Related
Cited By (18)
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US9880607B2 (en) | 2012-05-09 | 2018-01-30 | Lenovo Enterprise Solutions (Singapore) Pte. Ltd. | Dynamically optimizing bus frequency of an inter-integrated circuit (‘I2C’) bus |
CN103389956B (zh) * | 2012-05-09 | 2016-08-24 | 联想企业方案(新加坡)有限公司 | 用于动态优化内部集成电路总线的总线频率的方法和电路 |
CN103389956A (zh) * | 2012-05-09 | 2013-11-13 | 国际商业机器公司 | 用于动态优化内部集成电路总线的总线频率的方法和电路 |
CN105099431A (zh) * | 2014-04-17 | 2015-11-25 | 扬智科技股份有限公司 | 内部整合电路接口装置及其信号产生方法 |
CN105099431B (zh) * | 2014-04-17 | 2018-04-06 | 扬智科技股份有限公司 | 内部整合电路接口装置及其信号产生方法 |
CN104239629A (zh) * | 2014-09-10 | 2014-12-24 | 浪潮(北京)电子信息产业有限公司 | 一种i2c上拉电阻的计算方法和装置 |
CN107239052B (zh) * | 2017-05-23 | 2019-09-24 | 中国电子科技集团公司第四十一研究所 | 一种基于fpga实现的触发电平自动校准方法 |
CN107239052A (zh) * | 2017-05-23 | 2017-10-10 | 中国电子科技集团公司第四十研究所 | 一种基于fpga实现的触发电平自动校准方法 |
CN107301147A (zh) * | 2017-06-20 | 2017-10-27 | 郑州云海信息技术有限公司 | 一种i2c总线信号质量的动态调节方法和装置 |
CN110912791A (zh) * | 2019-11-07 | 2020-03-24 | 苏州浪潮智能科技有限公司 | 系统管理总线链路及其上拉电阻确定方法、装置和设备 |
CN110912791B (zh) * | 2019-11-07 | 2021-06-29 | 苏州浪潮智能科技有限公司 | 系统管理总线链路及其上拉电阻确定方法、装置和设备 |
CN112100110A (zh) * | 2020-09-10 | 2020-12-18 | 苏州浪潮智能科技有限公司 | 一种i2c上拉电阻自调适电路及自调适方法 |
WO2022052581A1 (zh) * | 2020-09-10 | 2022-03-17 | 苏州浪潮智能科技有限公司 | 一种i2c上拉电阻自调适电路及自调适方法 |
WO2023137983A1 (zh) * | 2022-01-23 | 2023-07-27 | 苏州浪潮智能科技有限公司 | 一种优化总线信号上升时间的方法、装置及计算机设备 |
CN117112475A (zh) * | 2023-10-24 | 2023-11-24 | 成都电科星拓科技有限公司 | 一种i2c总线驱动能力自动调节系统及方法 |
CN117112475B (zh) * | 2023-10-24 | 2024-01-30 | 成都电科星拓科技有限公司 | 一种i2c总线驱动能力自动调节系统及方法 |
CN117478548A (zh) * | 2023-12-28 | 2024-01-30 | 成都电科星拓科技有限公司 | 一种i2c从机设备的容错能力测试系统及方法 |
CN117478548B (zh) * | 2023-12-28 | 2024-03-12 | 成都电科星拓科技有限公司 | 一种i2c从机设备的容错能力测试系统及方法 |
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