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STA323W 数据表(PDF) 48 Page - STMicroelectronics

部件名 STA323W
功能描述  2.1 high efficiency digital audio system
PDF  71 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STA323W 数据表(HTML) 48 Page - STMicroelectronics

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Register descriptions
STA323W
48/71
7.9
Automode registers
7.9.1
Register – automodes EQ, volume, GC (address 0x0B)
Table 49.
Master volume offset as a function of MV (7..0)
MV (7..0)
Volume offset from channel value
00000000 (00h)
0dB
00000001 (01h)
-0.5dB
00000010 (02h)
-1dB
……
01001100 (4Ch)
-38dB
……
11111110 (FEh)
-127dB
11111111 (FFh)
Hard Master Mute
Table 50.
Channel volume as a function of CxV (7..0)
CxV (7..0)
volume
00000000 (0x00)
+48dB
00000001 (0x01)
+47.5dB
00000010 (0x02)
+47dB
……
01100001 (0x5F)
+0.5dB
01100000 (0x60)
0dB
01011111 (0x61)
-0.5dB
……
11111110 (0xFE)
-79.5 dB
11111111 (0xFF)
Hard channel mute
D7
D6
D5
D4
D3
D2
D1
D0
AMPS
AMGC1
AMGC0
AMV1
AMV0
AMEQ1
AMEQ0
10
0
0
0
0
0
Table 51.
Automode EQ
AMEQ (1,0)
Mode (Biquad 1-4)
00
User Programmable
01
Preset EQ – PEQ bits
10
Auto Volume Controlled Loudness Curve
11
Not used



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