https://community.nxp.com/t5/i-MX-Processors/iMX8M-KPP-interface/m-p/1537956#M196374 <P>Although the IMX8MDQLQRM.pdf document references KPP signals (see p.1332 and screen grabs below) there are no other details that I can find in any other documentation to describe the interface specs or where to even access these signals (which pins).&nbsp; Furthermore, I can't find anything anywhere online that describes anyone ever using the KPP interface on iMX8.</P><P>Does a KPP / keypad interface exist on iMX8MQ?&nbsp; If so, where can I find technical details for it's use?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="PaulW43_0-1665764744676.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/196827i73568FDBF00BF783/image-size/medium?v=v2&amp;px=400" role="button" title="PaulW43_0-1665764744676.png" alt="PaulW43_0-1665764744676.png" /></span></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="PaulW43_1-1665764744689.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/196828i33840948B6668EAD/image-size/medium?v=v2&amp;px=400" role="button" title="PaulW43_1-1665764744689.png" alt="PaulW43_1-1665764744689.png" /></span></P><P>Thank you,<BR />Paul W.</P> Fri, 14 Oct 2022 16:27:58 GMT PaulW43 2022-10-14T16:27:58Z https://community.nxp.com/t5/i-MX-Processors/iMX8M-KPP-interface/m-p/1537956#M196374 <P>Although the IMX8MDQLQRM.pdf document references KPP signals (see p.1332 and screen grabs below) there are no other details that I can find in any other documentation to describe the interface specs or where to even access these signals (which pins).&nbsp; Furthermore, I can't find anything anywhere online that describes anyone ever using the KPP interface on iMX8.</P><P>Does a KPP / keypad interface exist on iMX8MQ?&nbsp; If so, where can I find technical details for it's use?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="PaulW43_0-1665764744676.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/196827i73568FDBF00BF783/image-size/medium?v=v2&amp;px=400" role="button" title="PaulW43_0-1665764744676.png" alt="PaulW43_0-1665764744676.png" /></span></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="PaulW43_1-1665764744689.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/196828i33840948B6668EAD/image-size/medium?v=v2&amp;px=400" role="button" title="PaulW43_1-1665764744689.png" alt="PaulW43_1-1665764744689.png" /></span></P><P>Thank you,<BR />Paul W.</P> Fri, 14 Oct 2022 16:27:58 GMT https://community.nxp.com/t5/i-MX-Processors/iMX8M-KPP-interface/m-p/1537956#M196374 PaulW43 2022-10-14T16:27:58Z https://community.nxp.com/t5/i-MX-Processors/iMX8M-KPP-interface/m-p/1538040#M196379 <P>Hi <a href="https://community.nxp.com/t5/user/viewprofilepage/user-id/182877">@PaulW43</a>&nbsp;</P><P>&nbsp; &nbsp; &nbsp; For KPP technical information you can refer&nbsp;<A href="https://mcuxpresso.nxp.com/api_doc/dev/320/group__kpp.html" target="_self">this.</A></P><P>&nbsp;</P> Fri, 14 Oct 2022 21:26:28 GMT https://community.nxp.com/t5/i-MX-Processors/iMX8M-KPP-interface/m-p/1538040#M196379 KalaimaniArumugamdev 2022-10-14T21:26:28Z https://community.nxp.com/t5/i-MX-Processors/iMX8M-KPP-interface/m-p/1538391#M196426 <P>No, there is no KPP in i.MX8M.</P> Mon, 17 Oct 2022 07:56:57 GMT https://community.nxp.com/t5/i-MX-Processors/iMX8M-KPP-interface/m-p/1538391#M196426 jimmychan 2022-10-17T07:56:57Z https://community.nxp.com/t5/i-MX-Processors/iMX8M-KPP-interface/m-p/1538635#M196449 Thank you very much. Mon, 17 Oct 2022 14:40:09 GMT https://community.nxp.com/t5/i-MX-Processors/iMX8M-KPP-interface/m-p/1538635#M196449 PaulW43 2022-10-17T14:40:09Z