topic Re: clock schemes for Kinetis L in Kinetis Microcontrollers https://community.nxp.com/t5/Kinetis-Microcontrollers/clock-schemes-for-Kinetis-L/m-p/259641#M7912 <HTML><HEAD></HEAD><BODY><P>I can't explain the design decisions made, but I recommend using SysTick with a 32 bit counter for this purpose.</P></BODY></HTML> Sun, 17 Feb 2013 05:10:19 GMT JimDon 2013-02-17T05:10:19Z clock schemes for Kinetis L https://community.nxp.com/t5/Kinetis-Microcontrollers/clock-schemes-for-Kinetis-L/m-p/259640#M7911 <HTML><HEAD></HEAD><BODY><P>Trying to use the LDD functions in CW with PE features.&nbsp; Need a slow delay such as 30 seconds or more [so using LPTMR] but also need very long delay to count the amount of time a product is on, lets say &gt; 20 minutes for example, I am trying to use RTC.&nbsp; How come it won't allow internal 32Khz as a clock source?&nbsp; CW says hardware not capable of this.&nbsp; </P></BODY></HTML> Sun, 17 Feb 2013 05:02:02 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/clock-schemes-for-Kinetis-L/m-p/259640#M7911 steve_fae 2013-02-17T05:02:02Z Re: clock schemes for Kinetis L https://community.nxp.com/t5/Kinetis-Microcontrollers/clock-schemes-for-Kinetis-L/m-p/259641#M7912 <HTML><HEAD></HEAD><BODY><P>I can't explain the design decisions made, but I recommend using SysTick with a 32 bit counter for this purpose.</P></BODY></HTML> Sun, 17 Feb 2013 05:10:19 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/clock-schemes-for-Kinetis-L/m-p/259641#M7912 JimDon 2013-02-17T05:10:19Z