STA335BWSQS datasheet(44/70 Pages) STMICROELECTRONICS

No de pièce	STA335BWSQS

Description	2.1-channel, high-efficiency digital audio system with QSound QHD®

PDF	70 Pages

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Fabricant	STMICROELECTRONICS [STMicroelectronics]

Site Internet	http://www.st.com

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STA335BWSQS

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6.8

AutoMode registers (addr 0x0B and 0x0C)

6.8.1

AutoMode register 1 (address 0x0B)

AMGC[1:0], in conjunction with AMGC[3:2] defined in register 0x31, defines anti-clipping

and DRC presets. Using AMGC[3:0] bits, attack and release thresholds and rates are

automatically configured to properly fit application specific configuration.

6.8.2

AutoMode register 2 (address 0x0C)

……

11010111 (0xD7)

-59.5 dB

11011000 (0xD8)

-60 dB

11011001 (0xD9)

-61 dB

11011010 (0xDA)

-62 dB

……

11101100 (0xEC)

-80 dB

11101101 (0xED)

Hard channel mute

……

11111111 (0xFF)

Hard channel mute

Table 53.

Channel volume as a function of CxV[7:0] (continued)

CxV[7:0]

Volume

Reserved

AMGC1

AMGC2

Reserved

Table 54.

AutoMode gain compression/limiters selection

AMGC[1:0]

Mode

User programmable GC

AC no clipping 2.1

AC limited clipping (10%) 2.1

DRC nighttime listening mode 2.1

XO3

XO2

XO1

XO0

AMAM2

AMAM1

AMAM0

AMAME

000

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