https://community.nxp.com/t5/LPC-Microcontrollers/QEI-Interfacing/m-p/1176340#M42756 <P>Hi, Himanshu,</P> <P>Regarding your question of the QEI code, pls refer to the ticket:</P> <P><A href="https://community.nxp.com/t5/LPCware-Archive-Content/LPC1500-Motor-Control-Solutions-Motion-Control-Simplified/ta-p/1105342" target="_blank">https://community.nxp.com/t5/LPCware-Archive-Content/LPC1500-Motor-Control-Solutions-Motion-Control-Simplified/ta-p/1105342</A></P> <P>&nbsp;</P> <P>Pls check the an11517.zip for the QEI code. I attch the an11517.zip</P> <P>Hope it can help you</P> <P>BR</P> <P>XiangJun Rong</P> <DIV class="desktop container forceStyle oneOne navexDesktopLayoutContainer lafAppLayoutHost forceAccess tablet" data-aura-rendered-by="562:0;p" data-aura-class="navexDesktopLayoutContainer lafAppLayoutHost forceAccess forceStyle oneOne"> <DIV class="viewport" aria-hidden="false" data-aura-rendered-by="84:0;p"> <SECTION class="layoutContent stage panelSlide" style="top: 90px; height: calc(100% - 90px);" data-aura-rendered-by="102:0;p"> <DIV class="none navexStandardManager" data-aura-rendered-by="417:0;p" data-aura-class="navexStandardManager"> <DIV class="fullheight center oneCenterStage mainContentMark" tabindex="-1" data-aura-rendered-by="436:0;p"> <DIV class="maincontent" tabindex="-1" role="main" data-aura-rendered-by="493:0;p"> <DIV class="contentArea fullheight" aria-hidden="false" data-aura-rendered-by="494:0;p"> <DIV id="brandBand_2" class="slds-brand-band slds-brand-band_cover 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data-aura-rendered-by="46296:0" data-aura-class="flexipageComponent" data-component-id="flexipage_tabset"> <DIV class="tabset slds-tabs_card uiTabset--base uiTabset--default uiTabset--dense uiTabset flexipageTabset" data-aura-rendered-by="46362:0" data-aura-class="uiTabset--base uiTabset--default uiTabset--dense uiTabset flexipageTabset"> <SECTION id="46306:0" class="tabs__content active uiTab" role="tabpanel" aria-expanded="true" data-aura-rendered-by="46310:0" data-aura-class="uiTab"> <DIV class="flexipageComponent" data-aura-rendered-by="46315:0" data-aura-class="flexipageComponent" data-component-id="force_detailPanel"> <DIV class="slds-clearfix slds-card groupDependentFieldEnabled allow-horizontal-form wide-input-break forceDetailPanelDesktop inlineEditEnabled" data-aura-rendered-by="46331:0" data-aura-class="forceDetailPanelDesktop"> <ARTICLE data-aura-rendered-by="46334:0"> <DIV class="test-id__record-layout-container riseTransitionEnabled" data-aura-rendered-by="46340:0"> <DIV class="full forcePageBlock forceRecordLayout" data-aura-rendered-by="48991:0" data-aura-class="forcePageBlock forceRecordLayout"> <DIV class="test-id__section slds-section slds-is-open full forcePageBlockSection forcePageBlockSectionView" data-aura-rendered-by="48545:0" data-aura-class="forcePageBlockSection forcePageBlockSectionView"> <DIV id="47981:0" class="test-id__section-content slds-section__content section__content" style="transition: none;" aria-hidden="false" data-aura-rendered-by="48561:0"> <DIV class="slds-form form-horizontal " role="list" data-aura-rendered-by="48562:0"> <DIV class="slds-grid slds-gutters_small full cols-2 forcePageBlockSectionRow" data-aura-rendered-by="48047:0" data-aura-class="forcePageBlockSectionRow"> <DIV class="slds-col slds-grid slds-has-flexi-truncate full forcePageBlockItem forcePageBlockItemView" role="listitem" data-aura-rendered-by="48016:0" data-aura-class="forcePageBlockItem forcePageBlockItemView"> <DIV class="slds-form-element slds-form-element_readonly slds-form-element_edit slds-grow slds-hint-parent override--slds-form-element hover" data-aura-rendered-by="48017:0"> <DIV class="slds-form-element__control slds-grid itemBody" data-aura-rendered-by="48021:0"> <DIV class="outputLookupContainer forceOutputLookupWithPreview" data-aura-rendered-by="47987:0" data-aura-class="forceOutputLookupWithPreview"><A id="47999:0" class="textUnderline outputLookupLink slds-truncate outputLookupLink-0032p000033rWB4AAM-47988:0 forceOutputLookup" title="" href="https://nxp.lightning.force.com/lightning/r/0032p000033rWB4AAM/view" target="_blank" rel="noopener noreferrer" data-aura-rendered-by="47999:0" data-aura-class="forceOutputLookup" data-ownerid="47988:0" data-refid="recordId" data-recordid="0032p000033rWB4AAM" data-special-link="true" data-navigable="true" data-proxy-id="aura-pos-lib-25"><!--render facet: 48002:0--></A></DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </ARTICLE> </DIV> </DIV> </SECTION> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </SECTION> </DIV> </DIV> Mon, 02 Nov 2020 03:09:34 GMT xiangjun_rong 2020-11-02T03:09:34Z https://community.nxp.com/t5/LPC-Microcontrollers/QEI-Interfacing/m-p/1176188#M42753 <P>There are no drivers in LPC open library for Qei interfacing. Can anyone share an example to interface QEI using LPCOPEN with LPC43xx or LPC17xx boards.</P> Sat, 31 Oct 2020 13:29:37 GMT https://community.nxp.com/t5/LPC-Microcontrollers/QEI-Interfacing/m-p/1176188#M42753 hdhedhu1 2020-10-31T13:29:37Z https://community.nxp.com/t5/LPC-Microcontrollers/QEI-Interfacing/m-p/1176340#M42756 <P>Hi, Himanshu,</P> <P>Regarding your question of the QEI code, pls refer to the ticket:</P> <P><A href="https://community.nxp.com/t5/LPCware-Archive-Content/LPC1500-Motor-Control-Solutions-Motion-Control-Simplified/ta-p/1105342" target="_blank">https://community.nxp.com/t5/LPCware-Archive-Content/LPC1500-Motor-Control-Solutions-Motion-Control-Simplified/ta-p/1105342</A></P> <P>&nbsp;</P> <P>Pls check the an11517.zip for the QEI code. I attch the an11517.zip</P> <P>Hope it can help you</P> <P>BR</P> <P>XiangJun Rong</P> <DIV class="desktop container forceStyle oneOne navexDesktopLayoutContainer lafAppLayoutHost forceAccess tablet" data-aura-rendered-by="562:0;p" data-aura-class="navexDesktopLayoutContainer lafAppLayoutHost forceAccess forceStyle oneOne"> <DIV class="viewport" aria-hidden="false" data-aura-rendered-by="84:0;p"> <SECTION class="layoutContent stage panelSlide" style="top: 90px; height: calc(100% - 90px);" data-aura-rendered-by="102:0;p"> <DIV class="none navexStandardManager" data-aura-rendered-by="417:0;p" data-aura-class="navexStandardManager"> <DIV class="fullheight center oneCenterStage mainContentMark" tabindex="-1" data-aura-rendered-by="436:0;p"> <DIV class="maincontent" tabindex="-1" role="main" data-aura-rendered-by="493:0;p"> <DIV class="contentArea fullheight" aria-hidden="false" data-aura-rendered-by="494:0;p"> <DIV id="brandBand_2" class="slds-brand-band slds-brand-band_cover slds-brand-band_medium slds-template_default forceBrandBand" data-aura-rendered-by="524:0;p" data-aura-class="forceBrandBand"> <DIV class="slds-template__container" data-aura-rendered-by="519:0;p"> <DIV class="center oneCenterStage lafSinglePaneWindowManager" tabindex="-1" data-aura-rendered-by="512:0;p" data-aura-class="lafSinglePaneWindowManager"> <DIV class="windowViewMode-normal oneContent active lafPageHost" data-aura-rendered-by="46214:0" data-aura-class="lafPageHost"> <DIV class="oneRecordHomeFlexipage" data-aura-rendered-by="46225:0" data-aura-class="oneRecordHomeFlexipage"> <DIV class="flexipagePage" data-aura-rendered-by="46237:0" data-aura-class="flexipagePage"> <DIV class="flexipageBaseRecordHomeTemplateDesktop" data-aura-rendered-by="46241:0" data-aura-class="flexipageBaseRecordHomeTemplateDesktop"> <DIV class="row row-main" data-aura-rendered-by="46291:0"> <DIV class="column region-main" data-aura-rendered-by="46292:0"> <DIV class="flexipageComponent" data-aura-rendered-by="46296:0" data-aura-class="flexipageComponent" data-component-id="flexipage_tabset"> <DIV class="tabset slds-tabs_card uiTabset--base uiTabset--default uiTabset--dense uiTabset flexipageTabset" data-aura-rendered-by="46362:0" data-aura-class="uiTabset--base uiTabset--default uiTabset--dense uiTabset flexipageTabset"> <SECTION id="46306:0" class="tabs__content active uiTab" role="tabpanel" aria-expanded="true" data-aura-rendered-by="46310:0" data-aura-class="uiTab"> <DIV class="flexipageComponent" data-aura-rendered-by="46315:0" data-aura-class="flexipageComponent" data-component-id="force_detailPanel"> <DIV class="slds-clearfix slds-card groupDependentFieldEnabled allow-horizontal-form wide-input-break forceDetailPanelDesktop inlineEditEnabled" data-aura-rendered-by="46331:0" data-aura-class="forceDetailPanelDesktop"> <ARTICLE data-aura-rendered-by="46334:0"> <DIV class="test-id__record-layout-container riseTransitionEnabled" data-aura-rendered-by="46340:0"> <DIV class="full forcePageBlock forceRecordLayout" data-aura-rendered-by="48991:0" data-aura-class="forcePageBlock forceRecordLayout"> <DIV class="test-id__section slds-section slds-is-open full forcePageBlockSection forcePageBlockSectionView" data-aura-rendered-by="48545:0" data-aura-class="forcePageBlockSection forcePageBlockSectionView"> <DIV id="47981:0" class="test-id__section-content slds-section__content section__content" style="transition: none;" aria-hidden="false" data-aura-rendered-by="48561:0"> <DIV class="slds-form form-horizontal " role="list" data-aura-rendered-by="48562:0"> <DIV class="slds-grid slds-gutters_small full cols-2 forcePageBlockSectionRow" data-aura-rendered-by="48047:0" data-aura-class="forcePageBlockSectionRow"> <DIV class="slds-col slds-grid slds-has-flexi-truncate full forcePageBlockItem forcePageBlockItemView" role="listitem" data-aura-rendered-by="48016:0" data-aura-class="forcePageBlockItem forcePageBlockItemView"> <DIV class="slds-form-element slds-form-element_readonly slds-form-element_edit slds-grow slds-hint-parent override--slds-form-element hover" data-aura-rendered-by="48017:0"> <DIV class="slds-form-element__control slds-grid itemBody" data-aura-rendered-by="48021:0"> <DIV class="outputLookupContainer forceOutputLookupWithPreview" data-aura-rendered-by="47987:0" data-aura-class="forceOutputLookupWithPreview"><A id="47999:0" class="textUnderline outputLookupLink slds-truncate outputLookupLink-0032p000033rWB4AAM-47988:0 forceOutputLookup" title="" href="https://nxp.lightning.force.com/lightning/r/0032p000033rWB4AAM/view" target="_blank" rel="noopener noreferrer" data-aura-rendered-by="47999:0" data-aura-class="forceOutputLookup" data-ownerid="47988:0" data-refid="recordId" data-recordid="0032p000033rWB4AAM" data-special-link="true" data-navigable="true" data-proxy-id="aura-pos-lib-25"><!--render facet: 48002:0--></A></DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </ARTICLE> </DIV> </DIV> </SECTION> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </SECTION> </DIV> </DIV> Mon, 02 Nov 2020 03:09:34 GMT https://community.nxp.com/t5/LPC-Microcontrollers/QEI-Interfacing/m-p/1176340#M42756 xiangjun_rong 2020-11-02T03:09:34Z https://community.nxp.com/t5/LPC-Microcontrollers/QEI-Interfacing/m-p/1180667#M42825 <P>What you have shared is totally different. It is of no use to me as I want to implement it using lpc open lib. on LPC43xx.</P> Tue, 10 Nov 2020 09:19:24 GMT https://community.nxp.com/t5/LPC-Microcontrollers/QEI-Interfacing/m-p/1180667#M42825 hdhedhu 2020-11-10T09:19:24Z https://community.nxp.com/t5/LPC-Microcontrollers/QEI-Interfacing/m-p/1180678#M42826 <P>Hi,</P> <P>Maybe you can refer to the link, which provides the source code of QEI.</P> <P><A href="https://www-users.cs.york.ac.uk/~pcc/MCP/HAPR-Course-web/CMSIS/drivers/html/lpc17xx__qei_8c_source.html" target="_blank">https://www-users.cs.york.ac.uk/~pcc/MCP/HAPR-Course-web/CMSIS/drivers/html/lpc17xx__qei_8c_source.html</A></P> <P>&nbsp;</P> <P>Hope it can help you</P> <P>BR</P> <P>XiangJun Rong</P> Tue, 10 Nov 2020 09:40:16 GMT https://community.nxp.com/t5/LPC-Microcontrollers/QEI-Interfacing/m-p/1180678#M42826 xiangjun_rong 2020-11-10T09:40:16Z