STMicroelectronics /STM32U575 /TIM1 /TIM1_AF1

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Interpret as TIM1_AF1

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (B_0x0)BKINE 0 (B_0x0)BKCMP1E 0 (B_0x0)BKCMP2E 0 (B_0x0)BKCMP3E 0 (B_0x0)BKCMP4E 0 (B_0x0)BKCMP5E 0 (B_0x0)BKCMP6E 0 (B_0x0)BKCMP7E 0 (B_0x0)BKCMP8E 0 (B_0x0)BKINP 0 (B_0x0)BKCMP1P 0 (B_0x0)BKCMP2P 0 (B_0x0)BKCMP3P 0 (B_0x0)BKCMP4P 0 (B_0x0)ETRSEL

BKCMP2P=B_0x0, BKCMP8E=B_0x0, BKCMP4E=B_0x0, BKCMP1P=B_0x0, BKCMP1E=B_0x0, BKCMP7E=B_0x0, BKCMP2E=B_0x0, BKCMP5E=B_0x0, ETRSEL=B_0x0, BKINP=B_0x0, BKCMP6E=B_0x0, BKCMP3E=B_0x0, BKCMP4P=B_0x0, BKINE=B_0x0, BKCMP3P=B_0x0

Description

TIM1 alternate function option register 1

Fields

BKINE

TIMx_BKIN input enable This bit enables the TIMx_BKIN alternate function input for the timer’s tim_brk input. TIMx_BKIN input is 'ORed’ with the other tim_brk sources. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): TIMx_BKIN input disabled

1 (B_0x1): TIMx_BKIN input enabled

BKCMP1E

tim_brk_cmp1 enable This bit enables the tim_brk_cmp1 for the timer’s tim_brk input. tim_brk_cmp1 output is 'ORed’ with the other tim_brk sources. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_brk_cmp1 input disabled

1 (B_0x1): tim_brk_cmp1 input enabled

BKCMP2E

tim_brk_cmp2 enable This bit enables the tim_brk_cmp2 for the timer’s tim_brk input. tim_brk_cmp2 output is 'ORed’ with the other tim_brk sources. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_brk_cmp2 input disabled

1 (B_0x1): tim_brk_cmp2 input enabled

BKCMP3E

tim_brk_cmp3 enable This bit enables the tim_brk_cmp3 for the timer’s tim_brk input. tim_brk_cmp3 output is 'ORed’ with the other tim_brk sources. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_brk_cmp3 input disabled

1 (B_0x1): tim_brk_cmp3 input enabled

BKCMP4E

tim_brk_cmp4 enable This bit enables the tim_brk_cmp4 for the timer’s tim_brk input. tim_brk_cmp4 output is 'ORed’ with the other tim_brk sources. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_brk_cmp4 input disabled

1 (B_0x1): tim_brk_cmp4 input enabled

BKCMP5E

tim_brk_cmp5 enable This bit enables the tim_brk_cmp5 for the timer’s tim_brk input. tim_brk_cmp5 output is 'ORed’ with the other tim_brk sources. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_brk_cmp5 input disabled

1 (B_0x1): tim_brk_cmp5 input enabled

BKCMP6E

tim_brk_cmp6 enable This bit enables the tim_brk_cmp6 for the timer’s tim_brk input. tim_brk_cmp6 output is 'ORed’ with the other tim_brk sources. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_brk_cmp6 input disabled

1 (B_0x1): tim_brk_cmp6 input enabled

BKCMP7E

tim_brk_cmp7 enable This bit enables the tim_brk_cmp7 for the timer’s tim_brk input. tim_brk_cmp7 output is 'ORed’ with the other tim_brk sources. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_brk_cmp7 input disabled

1 (B_0x1): tim_brk_cmp7 input enabled

BKCMP8E

tim_brk_cmp8 enable This bit enables the tim_brk_cmp8 for the timer’s tim_brk input. tim_brk_cmp8 output is 'ORed’ with the other tim_brk sources. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_brk_cmp8 input disabled

1 (B_0x1): tim_brk_cmp8 input enabled

BKINP

TIMx_BKIN input polarity This bit selects the TIMx_BKIN alternate function input sensitivity. It must be programmed together with the BKP polarity bit. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): TIMx_BKIN input polarity is not inverted (active low if BKP = 0, active high if BKP = 1)

1 (B_0x1): TIMx_BKIN input polarity is inverted (active high if BKP = 0, active low if BKP = 1)

BKCMP1P

tim_brk_cmp1 input polarity This bit selects the tim_brk_cmp1 input sensitivity. It must be programmed together with the BKP polarity bit. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_brk_cmp1 input polarity is not inverted (active low if BKP = 0, active high if BKP = 1)

1 (B_0x1): tim_brk_cmp1 input polarity is inverted (active high if BKP = 0, active low if BKP = 1)

BKCMP2P

tim_brk_cmp2 input polarity This bit selects the tim_brk_cmp2 input sensitivity. It must be programmed together with the BKP polarity bit. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_brk_cmp2 input polarity is not inverted (active low if BKP = 0, active high if BKP = 1)

1 (B_0x1): tim_brk_cmp2 input polarity is inverted (active high if BKP = 0, active low if BKP = 1)

BKCMP3P

tim_brk_cmp3 input polarity This bit selects the tim_brk_cmp3 input sensitivity. It must be programmed together with the BKP polarity bit. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_brk_cmp3 input polarity is not inverted (active low if BKP = 0, active high if BKP = 1)

1 (B_0x1): tim_brk_cmp3 input polarity is inverted (active high if BKP = 0, active low if BKP = 1)

BKCMP4P

tim_brk_cmp4 input polarity This bit selects the tim_brk_cmp4 input sensitivity. It must be programmed together with the BKP polarity bit. Note: This bit can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_brk_cmp4 input polarity is not inverted (active low if BKP = 0, active high if BKP = 1)

1 (B_0x1): tim_brk_cmp4 input polarity is inverted (active high if BKP = 0, active low if BKP = 1)

ETRSEL

etr_in source selection These bits select the etr_in input source. … Refer to for product specific implementation. Note: These bits can not be modified as long as LOCK level 1 has been programmed (LOCK bits in TIMx_BDTR register).

0 (B_0x0): tim_etr0: TIMx_ETR input

1 (B_0x1): tim_etr1

15 (B_0xF): tim_etr15

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