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(RX610) What is the maximum transfer volume (byte count) of the DMAC?

Latest Updated:08/30/2011

Question:

What is the maximum transfer volume (byte count) of the DMAC?

Answer:

RX/610:
The DMA Current Transfer Byte Count Register, DMCBC, specifies how many bytes are transferred during one DMA transfer request. The DMCBC register can be set from 0 to 3FFFFFFh and the maximum transfer volume is 67108864 bytes.
- 1: Transfer one byte
- 3FFFFFF: 67108863 bytes
- 0: transfer  67108864  bytes
For details please refer to the DMAC chapter of the hardware manual.
Suitable Products
RX610