stm32 /stm32h7rs /STM32H7R /TIM15 /TIM15_DCR

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Interpret as TIM15_DCR

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)DBA0 (B_0x0)DBL0DBSS

DBL=B_0x0, DBA=B_0x0

Description

TIM15 DMA control register

Fields

DBA

DMA base address This 5-bit field defines the base-address for DMA transfers (when read/write access are done through the TIM15_DMAR address). DBA is defined as an offset starting from the address of the TIM15_CR1 register. Example: …

0 (B_0x0): TIM15_CR1,

1 (B_0x1): TIM15_CR2,

2 (B_0x2): TIM15_SMCR,

DBL

DMA burst length This 5-bit field defines the length of DMA transfers (the timer recognizes a burst transfer when a read or a write access is done to the TIM15_DMAR address). …

0 (B_0x0): 1 transfer,

1 (B_0x1): 2 transfers,

2 (B_0x2): 3 transfers,

17 (B_0x11): 18 transfers.

DBSS

DMA burst source selection This bitfield defines the interrupt source that triggers the DMA burst transfers (the timer recognizes a burst transfer when a read or a write access is done to the TIMx_DMAR address). Other: reserved

1 (B_0x1): Update

2 (B_0x2): CC1

3 (B_0x3): CC2

6 (B_0x6): COM

7 (B_0x7): Trigger

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