Invention Grant
- Patent Title: Method and device for waking up a controller
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Application No.: US15178202Application Date: 2016-06-09
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Publication No.: US10088889B2Publication Date: 2018-10-02
- Inventor: Deguo Meng , Yi Ding , Enxing Hou
- Applicant: Xiaomi Inc.
- Applicant Address: CN Beijing
- Assignee: Xiaomi Inc.
- Current Assignee: Xiaomi Inc.
- Current Assignee Address: CN Beijing
- Agency: Arch & Lake LLP
- Priority: CN201510379727 20150701
- Main IPC: G06F1/00
- IPC: G06F1/00 ; G06F1/32 ; G06F9/4401 ; H04W52/02
Abstract:
A method and a device are provided for waking up a MCU. The method includes: determining whether a second MCU is in a deep sleep state, when a first MCU triggers a communication event of transmitting data to the second MCU; and when the second MCU is in the deep sleep state, sending an interrupt wakeup signal to the second MCU via a wakeup pin connected between the first MCU and the second MCU, so as to wake up the second MCU.
Public/Granted literature
- US20170003728A1 METHOD AND DEVICE FOR WAKING UP A CONTROLLER Public/Granted day:2017-01-05
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