Behavior: - Turn off LEDs, LED controller - Other power saving measures Questions: - Will it autosuspend while host is not asleep? - Can we detect if the CDC-ACM port is open/closed and reduce power if not? - Should enable or disable remote wakeup? References: - https://docs.rs/usbd-serial/latest/usbd_serial/ - https://docs.rs/usb-device/latest/usb_device/device/enum.UsbDeviceState.html - https://learn.microsoft.com/en-us/windows-hardware/drivers/kernel/device-power-states - https://learn.microsoft.com/en-us/windows-hardware/drivers/usbcon/comparing-usb-device-states-to-wdm-device-states - https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v13.0.0%2Fusbd_cdc_acm_example.html - https://github.com/hathach/tinyusb/discussions/1028 - https://www.kernel.org/doc/Documentation/usb/power-management.txt - https://learn.microsoft.com/en-us/windows-hardware/drivers/usbcon/usb-selective-suspend - https://learn.microsoft.com/en-us/windows-hardware/drivers/usbcon/remote-wakeup-of-usb-devices - https://learn.microsoft.com/en-us/windows-hardware/drivers/usbcon/usb-selective-suspend
Behavior:
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