topic reset adc input voltage range from 3.3v to 5v in i.MX RT Crossover MCUs https://community.nxp.com/t5/i-MX-RT-Crossover-MCUs/reset-adc-input-voltage-range-from-3-3v-to-5v/m-p/898473#M2911 <HTML><HEAD></HEAD><BODY><P>Hi nxp,</P><P></P><P>I use the MIMXRT106x-evk board to read some data in the adc channel. I check the datasheet, the max input voltage can be decided by Vref. The default setting is 3.3v represented of 4096 step. How could I change its max range from 3.3v to 5.0V?</P><P></P><P>Kind regards</P></BODY></HTML> Thu, 16 May 2019 17:41:10 GMT z_zhou 2019-05-16T17:41:10Z reset adc input voltage range from 3.3v to 5v https://community.nxp.com/t5/i-MX-RT-Crossover-MCUs/reset-adc-input-voltage-range-from-3-3v-to-5v/m-p/898473#M2911 <HTML><HEAD></HEAD><BODY><P>Hi nxp,</P><P></P><P>I use the MIMXRT106x-evk board to read some data in the adc channel. I check the datasheet, the max input voltage can be decided by Vref. The default setting is 3.3v represented of 4096 step. How could I change its max range from 3.3v to 5.0V?</P><P></P><P>Kind regards</P></BODY></HTML> Thu, 16 May 2019 17:41:10 GMT https://community.nxp.com/t5/i-MX-RT-Crossover-MCUs/reset-adc-input-voltage-range-from-3-3v-to-5v/m-p/898473#M2911 z_zhou 2019-05-16T17:41:10Z Re: reset adc input voltage range from 3.3v to 5v https://community.nxp.com/t5/i-MX-RT-Crossover-MCUs/reset-adc-input-voltage-range-from-3-3v-to-5v/m-p/898474#M2912 <HTML><HEAD></HEAD><BODY><P>Hi Zhou Zhou,</P><P></P><P>Please refer to Table 54 of the datasheet.</P><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_1.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/83495i16BC7A5CF0027A8F/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_1.png" alt="pastedImage_1.png" /></span></P><P>The maximum voltage allowed by Ref Voltage High is 3.6V, although is not recommended to work with the maximum voltage allowed, this is why by default comes with 3.3V.&nbsp;</P><P><BR />Have a great day,<BR />TIC</P><P>-------------------------------------------------------------------------------<BR />Note:<BR />- If this post answers your question, please click the "Mark Correct" button. Thank you!</P><P></P><P>- We are following threads for 7 weeks after the last post, later replies are ignored<BR />Please open a new thread and refer to the closed one, if you have a related question at a later point in time.<BR />-------------------------------------------------------------------------------</P></BODY></HTML> Tue, 21 May 2019 14:37:49 GMT https://community.nxp.com/t5/i-MX-RT-Crossover-MCUs/reset-adc-input-voltage-range-from-3-3v-to-5v/m-p/898474#M2912 victorjimenez 2019-05-21T14:37:49Z