CodeWarrior Development ToolsのトピックAsk the reference codes with the document DRM139 about sensorless FOC https://community.nxp.com/t5/CodeWarrior-Development-Tools/Ask-the-reference-codes-with-the-document-DRM139-about/m-p/780356#M6838 <HTML><HEAD></HEAD><BODY><P>Hi, I am doing a project on FOC motor control with MC56F84766VLK. Last time we finished the work with quad encoder to serve as the angle/speed signals for FOC.</P><P>Now we want to cancel the quad encoder in order to cost down. I find one document(DRM139) described a method with sensorless BEMF-Observer( as the below figure). It fit my demand.</P><P><span class="lia-inline-image-display-wrapper" image-alt="DRM139 FOC.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/6981iF245B9E79F2CEB68/image-size/large?v=v2&amp;px=999" role="button" title="DRM139 FOC.jpg" alt="DRM139 FOC.jpg" /></span></P><P>I can't find the relative software about DRM139 method.</P><P>Who can get the reference software codes as described on DRM139?</P><P>Thanks very much.</P><P>Changshui Li</P></BODY></HTML> Tue, 12 Dec 2017 02:57:44 GMT changshuili 2017-12-12T02:57:44Z Ask the reference codes with the document DRM139 about sensorless FOC https://community.nxp.com/t5/CodeWarrior-Development-Tools/Ask-the-reference-codes-with-the-document-DRM139-about/m-p/780356#M6838 <HTML><HEAD></HEAD><BODY><P>Hi, I am doing a project on FOC motor control with MC56F84766VLK. Last time we finished the work with quad encoder to serve as the angle/speed signals for FOC.</P><P>Now we want to cancel the quad encoder in order to cost down. I find one document(DRM139) described a method with sensorless BEMF-Observer( as the below figure). It fit my demand.</P><P><span class="lia-inline-image-display-wrapper" image-alt="DRM139 FOC.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/6981iF245B9E79F2CEB68/image-size/large?v=v2&amp;px=999" role="button" title="DRM139 FOC.jpg" alt="DRM139 FOC.jpg" /></span></P><P>I can't find the relative software about DRM139 method.</P><P>Who can get the reference software codes as described on DRM139?</P><P>Thanks very much.</P><P>Changshui Li</P></BODY></HTML> Tue, 12 Dec 2017 02:57:44 GMT https://community.nxp.com/t5/CodeWarrior-Development-Tools/Ask-the-reference-codes-with-the-document-DRM139-about/m-p/780356#M6838 changshuili 2017-12-12T02:57:44Z