/* return The AHB clock frequency value in hertz.  */
uint32_t CLOCK_GetAhbFreq(void)
/* return The AHB clock frequency value in hertz.  */
uint32_t CLOCK_GetAhbFreq(void)
{
    return CLOCK_GetPeriphClkFreq() / (((CCM->CBCDR & CCM_CBCDR_AHB_PODF_MASK) >> CCM_CBCDR_AHB_PODF_SHIFT) + 1U);
}