Function CMU_AUXClkGet

bsp/efm32/Libraries/emlib/src/em_cmu.c:261–295

/ * @brief * Get the AUX clock frequency. Used by MSC flash programming and LESENSE, * by default also as debug clock. * * @return * AUX Frequency in Hz ******************************************************************************/

 *   AUX Frequency in Hz
 ******************************************************************************/
static uint32_t CMU_AUXClkGet(void)
{
  uint32_t ret;

#if defined (_EFM32_GECKO_FAMILY)
  /* Gecko has a fixed 14Mhz AUXHFRCO clock */
  ret = 14000000;
#else
  switch(CMU->AUXHFRCOCTRL & _CMU_AUXHFRCOCTRL_BAND_MASK)
  {
  case CMU_AUXHFRCOCTRL_BAND_1MHZ:
    ret = 1000000;
    break;
  case CMU_AUXHFRCOCTRL_BAND_7MHZ:
    ret = 7000000;
    break;
  case CMU_AUXHFRCOCTRL_BAND_11MHZ:
    ret = 11000000;
    break;
  case CMU_AUXHFRCOCTRL_BAND_14MHZ:
    ret = 14000000;
    break;
  case CMU_AUXHFRCOCTRL_BAND_21MHZ:
    ret = 21000000;
    break;
  case CMU_AUXHFRCOCTRL_BAND_28MHZ:
    ret = 28000000;
    break;
  default:
    ret = 0;
    break;
  }
#endif
  return ret;
}


/***************************************************************************//**