Posted on May 02, 2012 at 06:341. On reset, the STM32F4 uses the 16MHz HSI oscillator as the CPU clock (see the datasheet).2. The RCC_DeInit() function selects the HSI oscillator as the CPU clock, but does not wait for the HSI oscillator to be ready...
Posted on May 17, 2011 at 14:04It is difficult to help you without more information. I suggest that you indicate the gcc version you are using and provide a compilable version of the code that includes the definitions of the macros you are using. ...
Posted on May 17, 2011 at 13:59According to the ARM Cortex-M3 Technical Reference Manual: AHB = Advanced High-performance Bus APB = Advanced Peripheral Bus
