MX93032 Просмотр технического описания (PDF) - Macronix International

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MX93032

APPLICATION NOTE [M1 VERSION]

Macronix International 

MX93032

Speaker Phone related BIOS parameters

ERL_AEC & ERL_LEC : Range from 0 to 30 with 2 dB/step

0000

0 dB

00001

2 dB

0010

4 dB

0011

6 dB

0100

8 dB

0101

10 dB

0110

12 dB

1000

16 dB

1001

18 dB

1010

20 dB

1011

22 dB

1100

24 dB

1101

26 dB

1110

28 dB

0111

14 dB

1111

30 dB

Note: The default value of ERL_LEC and ERL_AEC are 0 dB.

T/R & R/T Ratio

000

3 dB

001

6 dB

010

9 dB

Note : 12 dB is default value

011

12 dB

100

15 dB

101

110

111

Reserved Reserved Reserved

SPK_GAIN & LINE_GAIN : Range from -20 to 20

0000

-20dB

00001

-16 dB

0010

-12 dB

0011

-8 dB

0100

-4 dB

0101

0 dB

0110

2 dB

0111

4 dB

1000

6 dB

1001

8 dB

1010

10 dB

1011

12 dB

1100

14 dB

1101

16 dB

1110

18 dB

1111

20 dB

Loop Attenuation (CONF) : Range from 0 to 28 with 4dB/Step

000

0.dB

001

4 dB

010

8 dB

011

12 dB

100

16 dB

101

20 dB

110

24 dB

111

28 dB

P/N:PM0689

REV. 1.0.3, DEC. 13, 1999

68

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