UMA1021M/C2 Philips Semiconductors (Acquired by NXP), UMA1021M/C2 Datasheet - Page 37

• Manufacturer Part Number: UMA1021M/C2
• Description: UDA1380; Stereo Audio Coder-decoder For MD, CD And MP3
• Manufacturer: Philips Semiconductors (Acquired by NXP)

Philips Semiconductors
11.6
Table 32 Register address 10H
Table 33 Description of register bits
Table 34 Master volume control bits
2003 Apr 04
Symbol
Default
Symbol
Default
MVCR_7
MVCL_7
15 to 8
Stereo audio coder-decoder
for MD, CD and MP3
7 to 0
BIT
BIT
BIT
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
:
:
Master volume control
MVCR_[7:0]
MVCL_[7:0]
MVCR_6
MVCL_6
MVCR_7
MVCL_7
SYMBOL
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
15
:
:
0
7
0
MVCR_5
MVCL_5
MVCR_6
MVCL_6
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
:
:
Master volume control right. An 8-bit value to program the right channel volume
attenuation. The range is from 0 to 78 dB and
Default value 00000000, see Table 34.
Master volume control left. An 8-bit value to program the left channel volume
attenuation. The range is from 0 to 78 dB and
Default value 00000000, see Table 34.
14
0
6
0
MVCR_4
MVCL_4
MVCR_5
MVCL_5
0
0
0
0
0
0
0
0
0
0
1
1
1
0
1
1
1
1
:
:
13
0
5
0
MVCR_3
MVCL_3
0
0
0
0
0
1
1
1
1
1
0
0
1
1
0
0
1
1
:
:
MVCR_4
MVCL_4
12
0
4
0
37
MVCR_2
MVCL_2
0
0
0
0
1
0
1
1
1
1
0
1
0
1
0
1
0
1
:
:
DESCRIPTION
MVCR_3
MVCL_3
11
0
3
0
MVCR_1
MVCL_1
0
0
1
1
0
0
0
0
1
1
0
0
0
0
0
0
0
0
:
:
dB in steps of 0.25 dB.
dB in steps of 0.25 dB.
MVCR_2
MVCL_2
10
MVCR_0
0
2
0
MVCL_0
0
1
0
1
0
0
0
1
0
1
0
0
0
0
0
0
0
0
:
:
MVCR_1
MVCL_1
Product specification
9
0
1
0
VOLUME (dB)
UDA1380
0 (default)
51.25
51.50
51.75
0.25
0.50
0.75
50
51
52
54
56
66
69
72
78
1
MVCR_0
MVCL_0
0
0
0
8