https://community.nxp.com/t5/S12-MagniV-Microcontrollers/How-to-calculate-R1-amp-C1/m-p/1487949#M18735 <P>Use S12ZVL&nbsp; ADC to monitor 5V&nbsp; power supply, how to select R1 &amp; C1?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="JoeZhou01_0-1657613292608.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/186295i00EA29C025DEC6B7/image-size/medium?v=v2&amp;px=400" role="button" title="JoeZhou01_0-1657613292608.png" alt="JoeZhou01_0-1657613292608.png" /></span></P><P>&nbsp;</P> Tue, 12 Jul 2022 08:12:59 GMT JoeZhou01 2022-07-12T08:12:59Z https://community.nxp.com/t5/S12-MagniV-Microcontrollers/How-to-calculate-R1-amp-C1/m-p/1487949#M18735 <P>Use S12ZVL&nbsp; ADC to monitor 5V&nbsp; power supply, how to select R1 &amp; C1?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="JoeZhou01_0-1657613292608.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/186295i00EA29C025DEC6B7/image-size/medium?v=v2&amp;px=400" role="button" title="JoeZhou01_0-1657613292608.png" alt="JoeZhou01_0-1657613292608.png" /></span></P><P>&nbsp;</P> Tue, 12 Jul 2022 08:12:59 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/How-to-calculate-R1-amp-C1/m-p/1487949#M18735 JoeZhou01 2022-07-12T08:12:59Z https://community.nxp.com/t5/S12-MagniV-Microcontrollers/How-to-calculate-R1-amp-C1/m-p/1488615#M18737 <P>Hi,</P><P>There is an application note from past. The principles and theory is the same.</P><P><A href="https://www.nxp.com/docs/en/application-note/AN2429.pdf" target="_blank">https://www.nxp.com/docs/en/application-note/AN2429.pdf</A></P><P>&nbsp;</P><P>Best regards,</P><P>Ladislav</P> Wed, 13 Jul 2022 08:25:15 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/How-to-calculate-R1-amp-C1/m-p/1488615#M18737 lama 2022-07-13T08:25:15Z