i.MX ProcessorsのトピックRe: Use the eSDHC ，CMD0 issue error https://community.nxp.com/t5/i-MX-Processors/Use-the-eSDHC-CMD0-issue-error/m-p/999472#M148226 <HTML><HEAD></HEAD><BODY><P>Hi Sun</P><SPAN> </SPAN><P></P><SPAN> </SPAN><P>this may be hardware issue and one can try with baremetal sdk test</P><SPAN> </SPAN><P>checking signals with oscilloscope</P><SPAN> </SPAN><P><A class="link-titled" href="https://github.com/RT-Thread/rt-thread/tree/master/bsp/imx6sx/iMX6_Platform_SDK/sdk/drivers/usdhc" title="https://github.com/RT-Thread/rt-thread/tree/master/bsp/imx6sx/iMX6_Platform_SDK/sdk/drivers/usdhc">rt-thread/bsp/imx6sx/iMX6_Platform_SDK/sdk/drivers/usdhc at master · RT-Thread/rt-thread · GitHub</A>&nbsp;</P><SPAN> </SPAN><P></P><SPAN> </SPAN><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, 05 Nov 2019 01:12:30 GMT igorpadykov 2019-11-05T01:12:30Z Use the eSDHC ，CMD0 issue error https://community.nxp.com/t5/i-MX-Processors/Use-the-eSDHC-CMD0-issue-error/m-p/999471#M148225 <HTML><HEAD></HEAD><BODY><P>Hello！</P><SPAN> </SPAN><P>When I use the eSDHC module，I try to issue the CMD0 commend to SD Card，one error was occur。</P><SPAN> </SPAN><P>I am sure ，the I/O configuration is right， and the waveform，as follows:</P><SPAN> </SPAN><P>Can see CMD0 send abort，and as the same time ，the bit 18 （CEBE）and the bit 17（CCE）of&nbsp;Interrupt Status Register (IRQSTAT) is ‘1’。</P><SPAN> </SPAN><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_1.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/92304i15826D697E1768A7/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_1.png" alt="pastedImage_1.png" /></span></P><SPAN> </SPAN><P>Can you give me some suggestion to save this problem？</P><SPAN> </SPAN><P>Thanks！</P></BODY></HTML> Mon, 04 Nov 2019 09:01:47 GMT https://community.nxp.com/t5/i-MX-Processors/Use-the-eSDHC-CMD0-issue-error/m-p/999471#M148225 sunsun 2019-11-04T09:01:47Z Re: Use the eSDHC ，CMD0 issue error https://community.nxp.com/t5/i-MX-Processors/Use-the-eSDHC-CMD0-issue-error/m-p/999472#M148226 <HTML><HEAD></HEAD><BODY><P>Hi Sun</P><SPAN> </SPAN><P></P><SPAN> </SPAN><P>this may be hardware issue and one can try with baremetal sdk test</P><SPAN> </SPAN><P>checking signals with oscilloscope</P><SPAN> </SPAN><P><A class="link-titled" href="https://github.com/RT-Thread/rt-thread/tree/master/bsp/imx6sx/iMX6_Platform_SDK/sdk/drivers/usdhc" title="https://github.com/RT-Thread/rt-thread/tree/master/bsp/imx6sx/iMX6_Platform_SDK/sdk/drivers/usdhc">rt-thread/bsp/imx6sx/iMX6_Platform_SDK/sdk/drivers/usdhc at master · RT-Thread/rt-thread · GitHub</A>&nbsp;</P><SPAN> </SPAN><P></P><SPAN> </SPAN><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, 05 Nov 2019 01:12:30 GMT https://community.nxp.com/t5/i-MX-Processors/Use-the-eSDHC-CMD0-issue-error/m-p/999472#M148226 igorpadykov 2019-11-05T01:12:30Z