topic Re: Oscillator and SPLL guidelines S32K144 in S32K https://community.nxp.com/t5/S32K/Oscillator-and-SPLL-guidelines-S32K144/m-p/742543#M2010 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P>I've a question regarding the topic.</P><P>Since I'm using 8 MHz externl crystal, I've configured the SCG_SOSCCFG[RANGE] = 10 (Medium frequency range selected for the crystal oscillator of 4 MHz to 8 MHz) even if the SPLL is selected as reference clock (SCG_RCCR[SCS] = 6 System PLL).</P><P>Every seems to work correctly.</P><P>What are the possible side-effect?</P><P>Is it a wrong configuration for RM 28.1.2?</P><P></P><P>Regards,</P><P>Carmelo</P></BODY></HTML> Fri, 10 Apr 2020 08:21:59 GMT carmelo_salva 2020-04-10T08:21:59Z Oscillator and SPLL guidelines S32K144 https://community.nxp.com/t5/S32K/Oscillator-and-SPLL-guidelines-S32K144/m-p/742541#M2008 <HTML><HEAD></HEAD><BODY><P>I have been going through&nbsp; the RM to understand and read about clocks.</P><P></P><P>But one thing i don't get is:</P><P></P><P><span class="lia-inline-image-display-wrapper"><img src="https://community.nxp.com/t5/image/serverpage/image-id/11878i4420CD3C6381FDFC/image-size/large?v=v2&amp;px=999" title="OSC_SPLL_GL.jpg" alt="OSC_SPLL_GL.jpg" /></span></P><P>I can't see any of this applied in the examples using SOSC and SPLL (clocks_and_modes.c)</P><P></P><P>When does this apply? Is it not important?</P></BODY></HTML> Thu, 08 Mar 2018 19:38:54 GMT https://community.nxp.com/t5/S32K/Oscillator-and-SPLL-guidelines-S32K144/m-p/742541#M2008 christofferjärl 2018-03-08T19:38:54Z Re: Oscillator and SPLL guidelines S32K144 https://community.nxp.com/t5/S32K/Oscillator-and-SPLL-guidelines-S32K144/m-p/742542#M2009 <HTML><HEAD></HEAD><BODY><P>Hi Chris,<BR />Please follow the reference manual.<BR />The examples are rather simple.</P><P></P><P>Regards,<BR />Daniel</P></BODY></HTML> Mon, 12 Mar 2018 10:54:01 GMT https://community.nxp.com/t5/S32K/Oscillator-and-SPLL-guidelines-S32K144/m-p/742542#M2009 danielmartynek 2018-03-12T10:54:01Z Re: Oscillator and SPLL guidelines S32K144 https://community.nxp.com/t5/S32K/Oscillator-and-SPLL-guidelines-S32K144/m-p/742543#M2010 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P>I've a question regarding the topic.</P><P>Since I'm using 8 MHz externl crystal, I've configured the SCG_SOSCCFG[RANGE] = 10 (Medium frequency range selected for the crystal oscillator of 4 MHz to 8 MHz) even if the SPLL is selected as reference clock (SCG_RCCR[SCS] = 6 System PLL).</P><P>Every seems to work correctly.</P><P>What are the possible side-effect?</P><P>Is it a wrong configuration for RM 28.1.2?</P><P></P><P>Regards,</P><P>Carmelo</P></BODY></HTML> Fri, 10 Apr 2020 08:21:59 GMT https://community.nxp.com/t5/S32K/Oscillator-and-SPLL-guidelines-S32K144/m-p/742543#M2010 carmelo_salva 2020-04-10T08:21:59Z