Posted on May 17, 2011 at 14:30Yes, I do have STM32F10X_CL defined. I took a look at the sourcecode for the function yesterday and noticed a bunch of #ifdefs and special treatment for CL devices, even specific things about the 6.5x multiplier, so I ...

Posted on May 17, 2011 at 14:30Oops I should have mentioned the part. It is an STM32F105R8. The settings are (I think...) straight from the datasheet (table 61, pg 90). PREDIV2 = 4 PLL2MUL = 12 PREDIV4 PLLMUL = 6.5 So if my math is right:   (14.7456...