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Advanced-control timers (TIM1/TIM8/TIM20) RM0440

1174/2126 RM0440 Rev 4

For more details, refer to section Debug support (DBG).

28.4 TIM1/TIM8/TIM20 low-power modes

28.5 TIM1/TIM8/TIM20 interrupts

The TIM1/TIM8/TIM20 can generate multiple interrupts, as shown in Table 264.

Table 263. Effect of low-power modes on TIM1/TIM8/TIM20

Mode Description

Sleep

No effect, peripheral is active. The interrupts can cause the device to exit from Sleep

mode.

Stop

The timer operation is stopped and the register content is kept. No interrupt can be

generated.

Standby The timer is powered-down and must be reinitialized after exiting the Standby mode.

Table 264. Interrupt requests

Interrupt

acronym

Interrupt event Event flag

Enable

control bit

Interrupt clear

method

Exit

from

Sleep

mode

Exit from

Stop and

Standby

mode

TIM_UP Update UIF UIE write 0 in UIF Yes No

TIM_CC

Capture/compare 1 CC1IF CC1IE write 0 in CC1IF Yes No

Capture/compare 2 CC2IF CC2IE write 0 in CC2IF Yes No

Capture/compare 3 CC3IF CC3IE write 0 in CC3IF Yes No

Capture/compare 4 CC4IF CC4IE write 0 in CC4IF Yes No

TIM_TRG_COM

Commutation (COM) COMIF COMIE write 0 in COMIF Yes No

Trigger TIF TIE write 0 in TIF Yes No

TIM_DIR_IDX

Index IDXF IDXIE write 0 in IDXF Yes No

Direction DIRF DIRIE write 0 in DIRF Yes No

TIM_BRK

Break BIF

BIE

write 0 in BIF Yes No

Break2 B2IF write 0 in B2IF Yes No

System Break SBIF write 0 in SBIF Yes No

TIM_IERR Index Error IERRF IERRIE write 0 in IERRF Yes No

TIM_TER Transition Error TERRF TERRIE write 0 in TERRF Yes No

Brand	ST
Model	STM32G471
Category	Microcontrollers
Language	English

ST STM32G471 User Manual

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