ST STM32F2 User Manual page 1234

LL TIM Generic Driver
External Trigger Filter
LL_TIM_ETR_FILTER_FDIV1
LL_TIM_ETR_FILTER_FDIV1_N2
LL_TIM_ETR_FILTER_FDIV1_N4
LL_TIM_ETR_FILTER_FDIV1_N8
LL_TIM_ETR_FILTER_FDIV2_N6
LL_TIM_ETR_FILTER_FDIV2_N8
LL_TIM_ETR_FILTER_FDIV4_N6
LL_TIM_ETR_FILTER_FDIV4_N8
LL_TIM_ETR_FILTER_FDIV8_N6
LL_TIM_ETR_FILTER_FDIV8_N8
LL_TIM_ETR_FILTER_FDIV16_N5
LL_TIM_ETR_FILTER_FDIV16_N6
LL_TIM_ETR_FILTER_FDIV16_N8
LL_TIM_ETR_FILTER_FDIV32_N5
LL_TIM_ETR_FILTER_FDIV32_N6
LL_TIM_ETR_FILTER_FDIV32_N8
External Trigger Polarity
LL_TIM_ETR_POLARITY_NONINVERTED
LL_TIM_ETR_POLARITY_INVERTED
External Trigger Prescaler
LL_TIM_ETR_PRESCALER_DIV1
LL_TIM_ETR_PRESCALER_DIV2
LL_TIM_ETR_PRESCALER_DIV4
LL_TIM_ETR_PRESCALER_DIV8
Get Flags Defines
LL_TIM_SR_UIF
LL_TIM_SR_CC1IF
LL_TIM_SR_CC2IF
LL_TIM_SR_CC3IF
LL_TIM_SR_CC4IF
LL_TIM_SR_COMIF
LL_TIM_SR_TIF
LL_TIM_SR_BIF
1234/1371
of the other input l
No filter, sampling is done at fDTS
fSAMPLING=fCK_INT, N=2
fSAMPLING=fCK_INT, N=4
fSAMPLING=fCK_INT, N=8
fSAMPLING=fDTS/2, N=6
fSAMPLING=fDTS/2, N=8
fSAMPLING=fDTS/4, N=6
fSAMPLING=fDTS/4, N=8
fSAMPLING=fDTS/8, N=8
fSAMPLING=fDTS/16, N=5
fSAMPLING=fDTS/16, N=6
fSAMPLING=fDTS/16, N=8
fSAMPLING=fDTS/16, N=5
fSAMPLING=fDTS/32, N=5
fSAMPLING=fDTS/32, N=6
fSAMPLING=fDTS/32, N=8
ETR prescaler OFF
ETR frequency is divided by 2
ETR frequency is divided by 4
ETR frequency is divided by 8
Update interrupt flag
Capture/compare 1 interrupt flag
Capture/compare 2 interrupt flag
Capture/compare 3 interrupt flag
Capture/compare 4 interrupt flag
COM interrupt flag
Trigger interrupt flag
Break interrupt flag
DocID028236 Rev 2
ETR is non-inverted, active at high level or
rising edge
ETR is inverted, active at low level or falling
edge
UM1940