From 4e4be31b4aff222537af24bd24c1f82071ef029c Mon Sep 17 00:00:00 2001 From: Shang Zhou Date: Fri, 1 Mar 2024 15:07:19 +0800 Subject: [PATCH] docs: sync low-power-mode and usb-serial-jtag-console --- docs/en/api-guides/usb-serial-jtag-console.rst | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/docs/en/api-guides/usb-serial-jtag-console.rst b/docs/en/api-guides/usb-serial-jtag-console.rst index cbcfc4b465..23d57436a3 100644 --- a/docs/en/api-guides/usb-serial-jtag-console.rst +++ b/docs/en/api-guides/usb-serial-jtag-console.rst @@ -98,23 +98,23 @@ Sleep Mode Considerations The USB Serial/JTAG controller and its associated USB PHY are driven by particular clocks (e.g., APB and USB PHY clock) and belong to a particular power domain (e.g., digital power domain). Thus, any change to the clock and power domains associated with the USB Serial/JTAG controller, such as entering different sleep modes, can affect the controller's operation. -Deep Sleep +Deep-sleep ^^^^^^^^^^ -When entering deep sleep, both the USB Serial/JTAG controller and the USB PHY are powered off, leading to the USB PHY's D+ line no longer being pulled up. As a result: +When entering Deep-sleep, both the USB Serial/JTAG controller and the USB PHY are powered off, leading to the USB PHY's D+ line no longer being pulled up. As a result: -- When entering deep sleep, the USB Serial/JTAG device appears disconnected from the host/PC (even if the USB cable is still physically connected). -- When exiting deep sleep, the USB Serial/JTAG device reconnects to the host/PC. +- When entering Deep-sleep, the USB Serial/JTAG device appears disconnected from the host/PC (even if the USB cable is still physically connected). +- When exiting Deep-sleep, the USB Serial/JTAG device reconnects to the host/PC. -Light Sleep +Light-sleep ^^^^^^^^^^^ .. only:: not SOC_USB_SERIAL_JTAG_SUPPORT_LIGHT_SLEEP -When entering light sleep, the APB and USB PHY clock are gated. Thus, the USB Serial/JTAG controller is no longer able to receive or respond to any USB transactions from the connected host (including periodic CDC Data IN transactions). As a result: +When entering Light-sleep, the APB and USB PHY clock are gated. Thus, the USB Serial/JTAG controller is no longer able to receive or respond to any USB transactions from the connected host (including periodic CDC Data IN transactions). As a result: -- when entering light sleep, the USB Serial/JTAG device is unresponsive to the host/PC's USB CDC driver. The host/PC may then report the USB Serial/JTAG device as disconnected or erroneous (even if the USB cable is still physically connected). -- when exiting light sleep, it is possible that the host/PC does not re-enumerate (i.e., reconnect) the USB Serial/JTAG device given that the USB PHY's D+ line remains pulled up state during light sleep. Users may need to physically disconnect and then reconnect the USB cable. +- when entering Light-sleep, the USB Serial/JTAG device is unresponsive to the host/PC's USB CDC driver. The host/PC may then report the USB Serial/JTAG device as disconnected or erroneous (even if the USB cable is still physically connected). +- when exiting Light-sleep, it is possible that the host/PC does not re-enumerate (i.e., reconnect) the USB Serial/JTAG device given that the USB PHY's D+ line remains pulled up state during Light-sleep. Users may need to physically disconnect and then reconnect the USB cable. Automatic and Manual Sleep Entry ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^