Datasheet

STA309A Registers
Doc ID 13855 Rev 4 47/67
7.2.45 Tone control (0x2C)
This is the tone control boost / cut as a function of BTC and TTC bits.
7.2.46 Channel limiter select channels 1,2,3,4 (0x2D)
7.2.47 Channel limiter select channels 5,6,7,8 (0x2E)
7.2.48 Limiter 1 attack/release rate (0x2F)
D7 D6 D5 D4 D3 D2 D1 D0
TTC3 TTC2 TTC1 TTC0 BTC3 BTC2 BTC1 BTC0
01110111
Table 70. BTC and TTC bits
BTC[3:0] / TTC[3:0) Boost / cut
0000 -12 dB
0001 -12 dB
……
0111 -4 dB
0110 -2 dB
0111 0 dB
1000 +2 dB
1001 +4 dB
……
1101 +12 dB
1110 +12 dB
1111 +12dB
D7 D6 D5 D4 D3 D2 D1 D0
C4LS1 C4LS0 C3LS1 C3LS0 C2LS1 C2LS0 C1LS1 C1LS0
00000000
D7 D6 D5 D4 D3 D2 D1 D0
C8LS1 C8LS0 C7LS1 C7LS0 C6LS1 C6LS0 C5LS1 C5LS0
00000000
D7 D6 D5 D4 D3 D2 D1 D0
L1A3 L1A2 L1A1 L1A0 L1R3 L1R2 L1R1 L1R0
01101010