Datasheet

987
SAM9G25 [DATASHEET]
11032C–ATARM–25-Jan-13
44.5.22 DMA Codec Control Register
Name: ISI_DMA_C_CTRL
Address: 0xF8048054
Access: Read-write
Reset: 0x00000000
• C_FETCH: Descriptor Fetch Control Field
0: Codec channel fetch operation is disabled.
1: Codec channel fetch operation is enabled.
• C_WB: Descriptor Writeback Control Field
0: Codec channel writeback operation is disabled.
1: Codec channel writeback operation is enabled.
• C_IEN: Transfer Done flag control
0: Codec Transfer done flag generation is enabled.
1: Codec Transfer done flag generation is disabled.
• C_DONE: (This field is only updated in the memory.)
0: The transfer related to this descriptor has not been performed.
1: The transfer related to this descriptor has completed. This field is updated in memory at the end of the transfer, when. write-
back operation is enabled.
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76543210
––––C_DONEC_IENC_WBC_FETCH