SH7785 Datasheet, PDF (1315/1692 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

25. Audio Codec Interface (HAC)
Initial
Bit
Bit Name Value
25
⎯
0
24
RXDMAL_EN 0
23
TXDMAL_EN 0
22
RXDMAR_EN 0
21
TXDMAR_EN 0
20 to 0 ⎯
All 0
R/W
R
R/W
R/W
R/W
R/W
R
Description
Reserved
This bit is always read as 0. The write value should
always be 0.
RX DMA Left Enable
0: Disables 20-bit RX DMA for HACPCML.
1: Enables 20-bit RX DMA for HACPCML.
TX DMA Left Enable
0: Disables 20-bit TX DMA for HACPCML.
1: Enables 20-bit TX DMA for HACPCML.
RX DMA Right Enable
0: Disables 20-bit RX DMA for HACPCMR.
1: Enables 20-bit RX DMA for HACPCMR.
TX DMA Right Enable
0: Disables 20-bit TX DMA for HACPCMR.
1: Enables 20-bit TX DMA for HACPCMR.
Reserved
These bits are always read as 0. The write value should
always be 0.
Rev.1.00 Jan. 10, 2008 Page 1285 of 1658
REJ09B0261-0100