topic Re: Using other pins for resistive touchpad in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/Using-other-pins-for-resistive-touchpad/m-p/1278919#M174259 <P>Hi Majid</P> <P>&nbsp;</P> <P>these signals are for ADC module, so one can use other ADC signals described in</P> <P>Table 13-1. ADC External Signals&nbsp; <A id="relatedDocsClick_1" href="https://www.nxp.com/webapp/Download?colCode=IMX6ULRM" target="_blank" rel="noopener"><STRONG>i.MX 6UltraLite Applications Processor Reference Manual</STRONG></A></P> <P>&nbsp;</P> <P>Best regards<BR />igor</P> Wed, 19 May 2021 10:35:43 GMT igorpadykov 2021-05-19T10:35:43Z Using other pins for resistive touchpad https://community.nxp.com/t5/i-MX-Processors/Using-other-pins-for-resistive-touchpad/m-p/1278826#M174248 <P>Hi</P><P>I'm using an imx6ul board. In the device tree touchpad and it's pins defined like this:</P><DIV><DIV><SPAN>&amp;tsc</SPAN><SPAN>&nbsp;{</SPAN></DIV><DIV><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;pinctrl-names&nbsp;=&nbsp;</SPAN><SPAN>"default"</SPAN><SPAN>;</SPAN></DIV><DIV><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;pinctrl-0&nbsp;=&nbsp;&lt;</SPAN><SPAN>&amp;pinctrl_tsc</SPAN><SPAN>&gt;;</SPAN></DIV><DIV><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;xnur-gpio&nbsp;=&nbsp;&lt;</SPAN><SPAN>&amp;gpio1</SPAN><SPAN>&nbsp;</SPAN><SPAN>3</SPAN><SPAN>&nbsp;</SPAN><SPAN>GPIO_ACTIVE_LOW</SPAN><SPAN>&gt;;</SPAN></DIV><DIV><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;measure-delay-time&nbsp;=&nbsp;&lt;</SPAN><SPAN>0xffff</SPAN><SPAN>&gt;;</SPAN></DIV><DIV><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;pre-charge-time&nbsp;=&nbsp;&lt;</SPAN><SPAN>0xfff</SPAN><SPAN>&gt;;</SPAN></DIV><DIV><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;status&nbsp;=&nbsp;</SPAN><SPAN>"okay"</SPAN><SPAN>;</SPAN></DIV><DIV><SPAN>};</SPAN></DIV><DIV><DIV><DIV><SPAN>pinctrl_tsc</SPAN><SPAN>:&nbsp;</SPAN><SPAN>tscgrp</SPAN><SPAN>&nbsp;{</SPAN></DIV><DIV><SPAN>&nbsp; &nbsp;fsl,pins&nbsp;=&nbsp;&lt;</SPAN></DIV><DIV><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN>MX6UL_PAD_GPIO1_IO01__GPIO1_IO01</SPAN><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN>0xb0</SPAN></DIV><DIV><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN>MX6UL_PAD_GPIO1_IO02__GPIO1_IO02</SPAN><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN>0xb0</SPAN></DIV><DIV><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN>MX6UL_PAD_GPIO1_IO03__GPIO1_IO03</SPAN><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN>0xb0</SPAN></DIV><DIV><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN>MX6UL_PAD_GPIO1_IO04__GPIO1_IO04</SPAN><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN>0xb0</SPAN></DIV><DIV><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&gt;;</SPAN></DIV><DIV><SPAN>};</SPAN></DIV><DIV>&nbsp;</DIV><DIV><SPAN>My question is can I use other ADC pins instead this 4 pins?</SPAN></DIV><DIV>&nbsp;</DIV><DIV><SPAN>-Majid</SPAN></DIV><DIV>&nbsp;</DIV><DIV><SPAN>-Regards</SPAN></DIV></DIV></DIV></DIV> Wed, 19 May 2021 09:03:57 GMT https://community.nxp.com/t5/i-MX-Processors/Using-other-pins-for-resistive-touchpad/m-p/1278826#M174248 Majid 2021-05-19T09:03:57Z Re: Using other pins for resistive touchpad https://community.nxp.com/t5/i-MX-Processors/Using-other-pins-for-resistive-touchpad/m-p/1278919#M174259 <P>Hi Majid</P> <P>&nbsp;</P> <P>these signals are for ADC module, so one can use other ADC signals described in</P> <P>Table 13-1. ADC External Signals&nbsp; <A id="relatedDocsClick_1" href="https://www.nxp.com/webapp/Download?colCode=IMX6ULRM" target="_blank" rel="noopener"><STRONG>i.MX 6UltraLite Applications Processor Reference Manual</STRONG></A></P> <P>&nbsp;</P> <P>Best regards<BR />igor</P> Wed, 19 May 2021 10:35:43 GMT https://community.nxp.com/t5/i-MX-Processors/Using-other-pins-for-resistive-touchpad/m-p/1278919#M174259 igorpadykov 2021-05-19T10:35:43Z