dma_channel_transfer_from_buffer_now() function

Start a DMA transfer from a buffer immediately

Syntax

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Summary

Declaration

from dma.h:463

inline static void __attribute__((always_inline)) dma_channel_transfer_from_buffer_now(uint channel, const volatile void *read_addr, uint32_t transfer_count);

Arguments

Argument

Description

channel

DMA channel

read_addr

Sets the initial read address

transfer_count

Number of transfers to make. Not bytes, but the number of transfers of channel_config_set_transfer_data_size() to be sent.

Examples

References

from examples

dma_channel_transfer_from_buffer_now() function

Syntax

Arguments

Examples

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