topic Re: LPC11U67 changing the FLASHCFG - FLASHTIM more than once in LPC Microcontrollers https://community.nxp.com/t5/LPC-Microcontrollers/LPC11U67-changing-the-FLASHCFG-FLASHTIM-more-than-once/m-p/670391#M26815 <HTML><HEAD></HEAD><BODY><P>If you want to raise the CPU clock, make the FLASHTIM value bigger first, then switch the clock to higher speed. If you want to lower the CPU clock, switch the clock to slower clock first, then make the FLASHTIM value smaller.</P><P></P><P>As long as you follow this order, everything should be fine.</P></BODY></HTML> Wed, 31 May 2017 16:21:06 GMT Dezheng_Tang 2017-05-31T16:21:06Z LPC11U67 changing the FLASHCFG - FLASHTIM more than once https://community.nxp.com/t5/LPC-Microcontrollers/LPC11U67-changing-the-FLASHCFG-FLASHTIM-more-than-once/m-p/670390#M26814 <HTML><HEAD></HEAD><BODY><P>Dear All,</P><P></P><P>I need to change the FLASHCFG register&nbsp;<SPAN style="color: #51626f; background-color: #ffffff;">while my program is running. Is it possible or I have to set it once?</SPAN></P><P></P><P><SPAN style="color: #51626f; background-color: #ffffff;">I'm using a LPC11U67.</SPAN></P><P></P><P><SPAN style="color: #51626f; background-color: #ffffff;">Best Regards,</SPAN></P><P></P><P><SPAN style="color: #51626f; background-color: #ffffff;">Mattia Dell'Oca</SPAN></P></BODY></HTML> Wed, 31 May 2017 13:57:43 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPC11U67-changing-the-FLASHCFG-FLASHTIM-more-than-once/m-p/670390#M26814 mattiadell_oca 2017-05-31T13:57:43Z Re: LPC11U67 changing the FLASHCFG - FLASHTIM more than once https://community.nxp.com/t5/LPC-Microcontrollers/LPC11U67-changing-the-FLASHCFG-FLASHTIM-more-than-once/m-p/670391#M26815 <HTML><HEAD></HEAD><BODY><P>If you want to raise the CPU clock, make the FLASHTIM value bigger first, then switch the clock to higher speed. If you want to lower the CPU clock, switch the clock to slower clock first, then make the FLASHTIM value smaller.</P><P></P><P>As long as you follow this order, everything should be fine.</P></BODY></HTML> Wed, 31 May 2017 16:21:06 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPC11U67-changing-the-FLASHCFG-FLASHTIM-more-than-once/m-p/670391#M26815 Dezheng_Tang 2017-05-31T16:21:06Z