/* Enable anti version rollback. 
FVC can limit the version number to be increased only to avoid version rollback. This function is used to enable it.  */
void FVC_EnableMonotone(void)
/* Enable anti version rollback. 
FVC can limit the version number to be increased only to avoid version rollback. This function is used to enable it.  */
void FVC_EnableMonotone(void)
{
    FVC->CTL = FVC_VCODE | FVC_CTL_MONOEN_Msk;
    while(FVC->STS & FVC->STS & FVC_STS_BUSY_Msk) {}
}