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公开(公告)号：US20220179822A1
公开(公告)日：2022-06-09
申请号：US17457553
申请日：2021-12-03
Applicant: STMICROELECTRONICS SA , STMicroelectronics (Alps) SAS
Inventor： Michael Soulie , Thomas Martin
Abstract: According to one aspect, provision is made of a system-on-chip comprising a master device, a slave device, a clock configured to clock the operation of the slave device, a clock controller configured to activate or deactivate the clock and/or a power-on controller configured to power on/off the slave device, a control system configured to detect that the clock is deactivated and/or that the slave device is powered off when the master device emits an access request to the slave device, the master device being configured for activating the clock when the control system detects that this clock is deactivated and/or powering on the slave device when the control system detects that the slave device is powered off, then emitting a new access request to the slave device.
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公开(公告)号：US11907156B2
公开(公告)日：2024-02-20
申请号：US17457553
申请日：2021-12-03
Applicant: STMicroelectronics France , STMicroelectronics (Alps) SAS
Inventor： Michael Soulie , Thomas Martin
CPC classification number: G06F15/7807 , G06F1/08 , G06F1/14
Abstract: According to one aspect, provision is made of a system-on-chip comprising a master device, a slave device, a clock configured to clock the operation of the slave device, a clock controller configured to activate or deactivate the clock and/or a power-on controller configured to power on/off the slave device, a control system configured to detect that the clock is deactivated and/or that the slave device is powered off when the master device emits an access request to the slave device, the master device being configured for activating the clock when the control system detects that this clock is deactivated and/or powering on the slave device when the control system detects that the slave device is powered off, then emitting a new access request to the slave device.
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