i.MX ProcessorsのトピックRe: USB supplied while i.MX6 is off https://community.nxp.com/t5/i-MX-Processors/USB-supplied-while-i-MX6-is-off/m-p/606803#M91429 <HTML><HEAD></HEAD><BODY><P>Hi</P><P></P><P>you are right, i.MX6DQ Datasheet sect.4.2.1 Power-Up Sequence describes:</P><P>USB_OTG_VBUS and USB_H1_VBUS are not part of the power supply<BR />sequence and can be powered at any time.</P><P><A href="http://cache.freescale.com/files/32bit/doc/data_sheet/IMX6DQCEC.pdf">http://cache.freescale.com/files/32bit/doc/data_sheet/IMX6DQCEC.pdf</A></P><P></P><P>Best regards<BR />igor<BR />-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Tue, 07 Feb 2017 00:48:56 GMT igorpadykov 2017-02-07T00:48:56Z USB supplied while i.MX6 is off https://community.nxp.com/t5/i-MX-Processors/USB-supplied-while-i-MX6-is-off/m-p/606802#M91428 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P></P><P>am I getting this right, that it's not a problem when the USB ports of the i.MX6 are powered from another device while the i.MX6 is off (not powered)?</P><P></P><P>Thank you very much in advance.</P><P></P><P>Kind regards</P></BODY></HTML> Mon, 06 Feb 2017 12:33:07 GMT https://community.nxp.com/t5/i-MX-Processors/USB-supplied-while-i-MX6-is-off/m-p/606802#M91428 electricar 2017-02-06T12:33:07Z Re: USB supplied while i.MX6 is off https://community.nxp.com/t5/i-MX-Processors/USB-supplied-while-i-MX6-is-off/m-p/606803#M91429 <HTML><HEAD></HEAD><BODY><P>Hi</P><P></P><P>you are right, i.MX6DQ Datasheet sect.4.2.1 Power-Up Sequence describes:</P><P>USB_OTG_VBUS and USB_H1_VBUS are not part of the power supply<BR />sequence and can be powered at any time.</P><P><A href="http://cache.freescale.com/files/32bit/doc/data_sheet/IMX6DQCEC.pdf">http://cache.freescale.com/files/32bit/doc/data_sheet/IMX6DQCEC.pdf</A></P><P></P><P>Best regards<BR />igor<BR />-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Tue, 07 Feb 2017 00:48:56 GMT https://community.nxp.com/t5/i-MX-Processors/USB-supplied-while-i-MX6-is-off/m-p/606803#M91429 igorpadykov 2017-02-07T00:48:56Z