Struct lpc845_pac::dma0::channel::cfg::BURSTPOWER_R[][src]

pub struct BURSTPOWER_R(_);
Expand description

Field BURSTPOWER reader - Burst Power is used in two ways. It always selects the address wrap size when SRCBURSTWRAP and/or DSTBURSTWRAP modes are selected (see descriptions elsewhere in this register). When the TRIGBURST field elsewhere in this register = 1, Burst Power selects how many transfers are performed for each DMA trigger. This can be used, for example, with peripherals that contain a FIFO that can initiate a DMA operation when the FIFO reaches a certain level. 0000: Burst size = 1 (20). 0001: Burst size = 2 (21). 0010: Burst size = 4 (22). 1010: Burst size = 1024 (210). This corresponds to the maximum supported transfer count. others: not supported. The total transfer length as defined in the XFERCOUNT bits in the XFERCFG register must be an even multiple of the burst size.

Methods from Deref<Target = FieldReader<u8, u8>>

Reads raw bits from field.

Value of the field as raw bits.

Returns true if the bit is clear (0).

Returns true if the bit is set (1).

Trait Implementations

The resulting type after dereferencing.

Dereferences the value.

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Performs the conversion.

Performs the conversion.

The type returned in the event of a conversion error.

Performs the conversion.

The type returned in the event of a conversion error.

Performs the conversion.