69#define PWR_REGULATOR_VOLTAGE_SCALE1 PWR_CR_VOS /* Scale 1 mode(default value at reset): the maximum value of fHCLK = 168 MHz. */
70#define PWR_REGULATOR_VOLTAGE_SCALE2 0x00000000U /* Scale 2 mode: the maximum value of fHCLK = 144 MHz. */
71#else
72#define PWR_REGULATOR_VOLTAGE_SCALE1 PWR_CR_VOS /* Scale 1 mode(default value at reset): the maximum value of fHCLK is 168 MHz. It can be extended to