STA339BW datasheet(49/77 Pages) STMICROELECTRONICS

tên linh kiện	STA339BW

Giải thích chi tiết về linh kiện	2.1-channel high-efficiency digital audio system

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nhà sản xuất	STMICROELECTRONICS [STMicroelectronics]

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STA339BW

Doc ID 15251 Rev 5

49/77

6.9

Channel configuration registers (addr 0x0E - 0x10)

6.9.1

Tone control bypass

Tone control (bass/treble) can be bypassed on a per channel basis for channels 1 and 2.

6.9.2

EQ bypass

EQ control can be bypassed on a per channel basis for channels 1 and 2. If EQ control is

bypassed on a given channel the prescale and all filters (high-pass, biquads, de-emphasis,

bass, treble in any combination) are bypassed for that channel.

1010

260 Hz

1011

280 Hz

1100

300 Hz

1101

320 Hz

1110

340 Hz

1111

360 Hz

Table 59.

Bass management crossover frequency (continued)

XO[3:0]

Crossover frequency

C1OM1

C1OM0

C1LS1

C1LS0

C1BO

C1VPB

C1EQBP

C1TCB

000

C2OM1

C2OM0

C2LS1

C2LS0

C2BO

C2VPB

C2EQBP

C2TCB

000

C3OM1

C3OM0

C3LS1

C3LS0

C3BO

C3VPB

Reserved

000

Table 60.

Tone control bypass

CxTCB

Mode

Perform tone control on channel x - normal operation

Bypass tone control on channel x

Table 61.

EQ bypass

CxEQBP

Mode

Perform EQ on channel x - normal operation

Bypass EQ on channel x

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