topic S12ZVL tempsense in S12 / MagniV Microcontrollers https://community.nxp.com/t5/S12-MagniV-Microcontrollers/S12ZVL-tempsense/m-p/454326#M11618 <HTML><HEAD></HEAD><BODY><P>Hi, there,</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>What is the temperature sensing slope on the S12ZVL? I am reading 110 (10-bit, right just) at room temperature (20C). It doesn't seem to be right.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Thanks, Ke</P></BODY></HTML> Thu, 21 May 2015 15:35:13 GMT keli 2015-05-21T15:35:13Z S12ZVL tempsense https://community.nxp.com/t5/S12-MagniV-Microcontrollers/S12ZVL-tempsense/m-p/454326#M11618 <HTML><HEAD></HEAD><BODY><P>Hi, there,</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>What is the temperature sensing slope on the S12ZVL? I am reading 110 (10-bit, right just) at room temperature (20C). It doesn't seem to be right.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Thanks, Ke</P></BODY></HTML> Thu, 21 May 2015 15:35:13 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/S12ZVL-tempsense/m-p/454326#M11618 keli 2015-05-21T15:35:13Z Re: S12ZVL tempsense https://community.nxp.com/t5/S12-MagniV-Microcontrollers/S12ZVL-tempsense/m-p/454327#M11619 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>the slope is dV<SPAN style="font-size: 8pt;">HT<SPAN style="font-size: 10pt;"> = 5.05 mV/°C (typical). See</SPAN></SPAN> S12ZVL RM and table A-17. Voltage Regulator Electrical Characteristics</P><P><A href="http://cache.freescale.com/files/microcontrollers/doc/data_sheet/MC9S12ZVLRMV1.pdf"><SPAN class="l"><SPAN class="goog-trans-section l">MC9S12ZVL Family Reference Manual &amp; Datasheet</SPAN></SPAN></A></P><P></P><P><SPAN class="l"><SPAN class="goog-trans-section l">The reading you get may not be accurate since the trimming and calibration process is necessary. Please check the following application note:</SPAN></SPAN></P><P><SPAN class="l"><SPAN class="goog-trans-section l"><A href="http://cache.freescale.com/files/microcontrollers/doc/app_note/AN3624.pdf"><SPAN class="l"><SPAN class="goog-trans-section l">S12X Temperature Sensor: Considerations for Using the S12X Temperature Senso ...</SPAN></SPAN></A></SPAN></SPAN></P><P>The temp sensor principle is the same as on MagniV devices.</P><P></P><P>Regards,</P><P>iggi</P></BODY></HTML> Tue, 26 May 2015 09:43:55 GMT https://community.nxp.com/t5/S12-MagniV-Microcontrollers/S12ZVL-tempsense/m-p/454327#M11619 iggi 2015-05-26T09:43:55Z