Kinetis MicrocontrollersのトピックRe: Can K21 USBDCD use for detect VBUS status? https://community.nxp.com/t5/Kinetis-Microcontrollers/Can-K21-USBDCD-use-for-detect-VBUS-status/m-p/630145#M37912 <HTML><HEAD></HEAD><BODY><P>Hi Jim Yang</P><P></P><P>We recommend to use a GPIO pin as VBUS detection, which also could wake up the chip from all low power mode (includes LLS mode or VLLSx mode (using LLWU module with external pin)).</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>The VBUS connects to VREGIN and a GPIO pin doesn't cause conflict. I think customer can fly a wise to connect VBUS with related GPIO pin.</P><P><BR />Hope this information helps you<BR />Have a great day,<BR />Jorge Alcala</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Thu, 26 Jan 2017 21:06:14 GMT jorge_a_vazquez 2017-01-26T21:06:14Z Can K21 USBDCD use for detect VBUS status? https://community.nxp.com/t5/Kinetis-Microcontrollers/Can-K21-USBDCD-use-for-detect-VBUS-status/m-p/630144#M37911 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>Anybody tell me if K21&nbsp;USBDCD can use for detect VBUS status? And how to do?</P><P></P><P>Thanks!</P><P></P><P>Jim</P></BODY></HTML> Fri, 20 Jan 2017 10:08:37 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/Can-K21-USBDCD-use-for-detect-VBUS-status/m-p/630144#M37911 jimyang 2017-01-20T10:08:37Z Re: Can K21 USBDCD use for detect VBUS status? https://community.nxp.com/t5/Kinetis-Microcontrollers/Can-K21-USBDCD-use-for-detect-VBUS-status/m-p/630145#M37912 <HTML><HEAD></HEAD><BODY><P>Hi Jim Yang</P><P></P><P>We recommend to use a GPIO pin as VBUS detection, which also could wake up the chip from all low power mode (includes LLS mode or VLLSx mode (using LLWU module with external pin)).</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>The VBUS connects to VREGIN and a GPIO pin doesn't cause conflict. I think customer can fly a wise to connect VBUS with related GPIO pin.</P><P><BR />Hope this information helps you<BR />Have a great day,<BR />Jorge Alcala</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Thu, 26 Jan 2017 21:06:14 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/Can-K21-USBDCD-use-for-detect-VBUS-status/m-p/630145#M37912 jorge_a_vazquez 2017-01-26T21:06:14Z