topic IMX6ULL-MCIMX6Y2CVM08AA in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/IMX6ULL-MCIMX6Y2CVM08AA/m-p/836772#M128437 <HTML><HEAD></HEAD><BODY><P>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The EMMC clock CLK level is abnormal. Under normal conditions, it is 3.3v level. However, after measurement, it is found that the EMMC clock CLK voltage is always 1.8v. What is the situation? Hope to get your help, thank you!</P></BODY></HTML> Sat, 30 Jun 2018 01:44:13 GMT baijinlong 2018-06-30T01:44:13Z IMX6ULL-MCIMX6Y2CVM08AA https://community.nxp.com/t5/i-MX-Processors/IMX6ULL-MCIMX6Y2CVM08AA/m-p/836772#M128437 <HTML><HEAD></HEAD><BODY><P>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The EMMC clock CLK level is abnormal. Under normal conditions, it is 3.3v level. However, after measurement, it is found that the EMMC clock CLK voltage is always 1.8v. What is the situation? Hope to get your help, thank you!</P></BODY></HTML> Sat, 30 Jun 2018 01:44:13 GMT https://community.nxp.com/t5/i-MX-Processors/IMX6ULL-MCIMX6Y2CVM08AA/m-p/836772#M128437 baijinlong 2018-06-30T01:44:13Z Re: IMX6ULL-MCIMX6Y2CVM08AA https://community.nxp.com/t5/i-MX-Processors/IMX6ULL-MCIMX6Y2CVM08AA/m-p/836773#M128438 <HTML><HEAD></HEAD><BODY><P>Hi Jinlong</P><P></P><P>one can check power supplies of eMMC signals with oscilloscope, if they are changing in</P><P>application, please look at Table 91. 14 x 14 mm Functional Contact Assignments for "Power Group"</P><P>i.MX6ULL Datasheet <BR /><A class="link-titled" href="https://www.nxp.com/docs/en/data-sheet/IMX6ULLCEC.pdf" title="https://www.nxp.com/docs/en/data-sheet/IMX6ULLCEC.pdf">https://www.nxp.com/docs/en/data-sheet/IMX6ULLCEC.pdf</A>&nbsp;</P><P>and check power supplies using Design Checklist</P><P><A class="link-titled" href="https://www.nxp.com/docs/en/user-guide/IMX6ULLHDG.pdf" title="https://www.nxp.com/docs/en/user-guide/IMX6ULLHDG.pdf">https://www.nxp.com/docs/en/user-guide/IMX6ULLHDG.pdf</A>&nbsp;</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> Sat, 30 Jun 2018 03:12:26 GMT https://community.nxp.com/t5/i-MX-Processors/IMX6ULL-MCIMX6Y2CVM08AA/m-p/836773#M128438 igorpadykov 2018-06-30T03:12:26Z