topic SPI Baud Rate Clock Source in Kinetis Microcontrollers https://community.nxp.com/t5/Kinetis-Microcontrollers/SPI-Baud-Rate-Clock-Source/m-p/192661#M2324 <HTML><HEAD></HEAD><BODY><P>I am confused by manual. In example a system frequency of 100 MHz is used. But implementing example gives only half the baud rate. I think the actual clock source is bus clock which is 50 MHz which would explain this. Can anyone confirm this?</P><P>K60 reference manual 3.4, Table 49-113.</P><P>/Peter</P></BODY></HTML> Tue, 22 Mar 2011 16:49:45 GMT PeterFromSweden 2011-03-22T16:49:45Z SPI Baud Rate Clock Source https://community.nxp.com/t5/Kinetis-Microcontrollers/SPI-Baud-Rate-Clock-Source/m-p/192661#M2324 <HTML><HEAD></HEAD><BODY><P>I am confused by manual. In example a system frequency of 100 MHz is used. But implementing example gives only half the baud rate. I think the actual clock source is bus clock which is 50 MHz which would explain this. Can anyone confirm this?</P><P>K60 reference manual 3.4, Table 49-113.</P><P>/Peter</P></BODY></HTML> Tue, 22 Mar 2011 16:49:45 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/SPI-Baud-Rate-Clock-Source/m-p/192661#M2324 PeterFromSweden 2011-03-22T16:49:45Z Re: SPI Baud Rate Clock Source https://community.nxp.com/t5/Kinetis-Microcontrollers/SPI-Baud-Rate-Clock-Source/m-p/192662#M2325 <HTML><HEAD></HEAD><BODY></BODY></HTML> Wed, 20 Apr 2011 08:59:53 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/SPI-Baud-Rate-Clock-Source/m-p/192662#M2325 egoodii 2011-04-20T08:59:53Z Re: SPI Baud Rate Clock Source https://community.nxp.com/t5/Kinetis-Microcontrollers/SPI-Baud-Rate-Clock-Source/m-p/192663#M2326 <HTML><HEAD></HEAD><BODY><P>Absolutely!&nbsp; The manual is misleading, presenting 100MHz data, given the 50MHz bus clock source.&nbsp; DBR must be set to net a full 25MHz.</P><P>&nbsp;</P><P>--ERGII</P></BODY></HTML> Wed, 20 Apr 2011 09:02:36 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/SPI-Baud-Rate-Clock-Source/m-p/192663#M2326 egoodii 2011-04-20T09:02:36Z