Renesas SH7781 User Manual
Page 1306
25. Audio Codec Interface (HAC)
Rev.1.00 Jan. 10, 2008 Page 1276 of 1658
REJ09B0261-0100
In 16-bit packed DMA mode, HACPCML is defined as follows:
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
-
Bit:
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Initial value:
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W:
Bit:
Initial value:
R/W:
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
RD3
RD1
RD2
RD0
RD7
RD6
RD5
RD4
RD11 RD10 RD9
RD8
RD15 RD14 RD13 RD12
LD3
LD1
LD2
LD0
LD7
LD6
LD5
LD4
LD11 LD10
LD9
LD8
LD15 LD14 LD13 LD12
0
Bit Bit
Name
Initial
Value R/W Description
31 to 16
LD15 to LD0
All 0
R/W
Left Data 15 to 0
Write the PCM playback left channel data to these bits.
The HAC then transmits the data to the codec on an on-
demand basis.
Read these bits to get the PCM record left channel data
from the codec.
15 to 0
RD15 to RD0
All 0
R/W
Right Data 15 to 0
Write the PCM playback right channel data to these
bits. The HAC then transmits the data to the codec on
an on-demand basis.
Read these bits to get the PCM record right channel
data from the codec.