sta339bw STMicroelectronics, sta339bw Datasheet - Page 51

• Manufacturer Part Number: sta339bw
• Description: 2.1-channel High-efficiency Digital Audio System
• Manufacturer: STMicroelectronics

STA339BW
6.10
6.10.1
6.11
6.11.1
6.11.2
6.11.3
Tone control register (addr 0x11)
Tone control
Table 65.
Dynamic control registers (addr 0x12 - 0x15)
Limiter 1 attack/release rate
Limiter 1 attack/release threshold
Limiter 2 attack/release rate
0000
0001
…
0111
0110
0111
1000
1001
…
1101
1110
1111
L1AT3
TTC3
L1A3
L2A3
BTC[3:0]/TTC[3:0]
D7
D7
D7
D7
0
0
0
0
Tone control boost/cut as a function of BTC and TTC bits
L1AT2
TTC2
L1A2
L2A2
D6
D6
D6
D6
1
1
1
1
-12 dB
-12 dB
…
-4 dB
-2 dB
0 dB
+2 dB
+4 dB
…
+12 dB
+12 dB
+12 dB
L1AT1
TTC1
L1A1
L2A1
D5
D5
D5
D5
1
1
1
1
Doc ID 15251 Rev 4
L1AT0
TTC0
L1A0
L2A0
D4
D4
D4
D4
1
0
0
0
L1RT3
BTC3
L1R3
L2R3
D3
D3
D3
D3
0
1
1
1
Boost/Cut
L1RT2
BTC2
L1R2
L2R2
D2
D2
D2
D2
1
0
0
0
Register description
L1RT1
BTC1
L1R1
L2R1
D1
D1
D1
D1
1
1
0
1
L1RT0
BTC0
L1R0
L2R0
D0
D0
D0
D0
1
0
1
0
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