Bouffalo Lab BL702 - Page 115

BL702/704/706 Reference Manual
5.4.2 gpdac_dma_config
Address：0x40002044
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
RSVD
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RSVD DMAFM RSVD DMA
TXEN
Bits
Name Type Reset Description
31:6 RSVD
5:4 DMAFM R/W 0 DMA TX format (Data 12-bit)
0: A0, A1, A2…
1: B0,A0, B1,A1, B2,A2…
2: A1,A0, A3,A2, A5,A4…
(Note: 20’h0,[11:0] or 4’h0,[27:16],4’h0,[11:0])
3:1 RSVD
0 DMATXEN R/W 0 GPDAC DMA TX enable
5.4.3 gpdac_dma_wdata
Address：0x40002048
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
DMAWDA
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DMAWDA
Bits
Name Type Reset Description
31:0 DMAWDA W x GPDAC DMA TX data
BL702/704/706 Reference Manual 115/ 375
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