Invention Grant
US07082488B2 System and method for presence detect and reset of a device coupled to an inter-integrated circuit router
失效
耦合到集成电路路由器的设备的存在检测和复位的系统和方法
- Patent Title: System and method for presence detect and reset of a device coupled to an inter-integrated circuit router
- Patent Title (中): 耦合到集成电路路由器的设备的存在检测和复位的系统和方法
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Application No.: US10461522Application Date: 2003-06-12
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Publication No.: US07082488B2Publication Date: 2006-07-25
- Inventor: Thane M. Larson , Kirk Yates
- Applicant: Thane M. Larson , Kirk Yates
- Applicant Address: US TX Houston
- Assignee: Hewlett-Packard Development Company, L.P.
- Current Assignee: Hewlett-Packard Development Company, L.P.
- Current Assignee Address: US TX Houston
- Main IPC: G06F13/00
- IPC: G06F13/00 ; G06F21/04

Abstract:
Embodiments of the present invention provide a system and method for detecting if a device is coupled to an inter-integrated circuit (I2C) router and/or for resetting the device. The I2C router comprises a first I2C bus port having a presence line and/or a reset line. The I2C router further comprises a control logic coupled to and/or distributed within the first I2C bus port. The control logic may determine if a device is coupled to the I2C router as a function of a state of the presence line. The control logic may also determine if a reset condition exists. If a reset condition exists, the control logic changes the state of the reset line, thereby causing the device to reset itself.
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