Debug MCU APB1 Freeze registe
| DBG_TIM2_STOP | DBG_TIM2_STOP |
| DBG_TIM3_STOP | DBG_TIM3 _STOP |
| DBG_TIM4_STOP | DBG_TIM4_STOP |
| DBG_TIM5_STOP | DBG_TIM5_STOP |
| DBG_TIM6_STOP | DBG_TIM6_STOP |
| DBG_TIM7_STOP | DBG_TIM7_STOP |
| DBG_TIM12_STOP | DBG_TIM12_STOP |
| DBG_TIM13_STOP | DBG_TIM13_STOP |
| DBG_TIM14_STOP | DBG_TIM14_STOP |
| DBG_RTC_STOP | RTC stopped when Core is halted |
| DBG_WWDG_STOP | DBG_WWDG_STOP |
| DBG_IWDEG_STOP | DBG_IWDEG_STOP |
| DBG_J2C1_SMBUS_TIMEOUT | DBG_J2C1_SMBUS_TIMEOUT |
| DBG_J2C2_SMBUS_TIMEOUT | DBG_J2C2_SMBUS_TIMEOUT |
| DBG_J2C3SMBUS_TIMEOUT | DBG_J2C3SMBUS_TIMEOUT |
| DBG_I2CFMP_SMBUS_TIMEOUT | SMBUS timeout mode stopped when Core is halted |
| DBG_CAN1_STOP | DBG_CAN1_STOP |
| DBG_CAN2_STOP | DBG_CAN2_STOP |