STA016 datasheet(34/43 Pages) STMICROELECTRONICS

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STA016A

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Description :

This register specifies the high cut frequency: fcut(in

Hz)=(TONE_FCUTH+1)*50.

6.14.3 TONE_FCUTL :

Address : 0x7C(124)

Type : RW - ABO

Software Reset : 10

Description :

This register specifies the low cut frequency: fcut(in

Hz) = (TONE_FCUTL+1)*10

6.14.4 TONE_GAINH :

Address : 0x7D(125)

Type : RW - ABO

Software Reset : 12

Description :

This register specifies the gain on high frequencies:

gain(in Db)=(TONE_GAINH-12)*1.5

6.14.5 TONE_GAINL :

Address : 0x7E(126)

Type : RW - ABO

Software Reset : 12

Description :

This register specifies the gain on high frequencies:

gain (in Db)=(TONE_GAINL-12)*1.5. Value of regis-

ter from 0 to 24.

6.14.6 TONE_GAIN_ATTEN :

Address : 0x7F(127)

Type : RW - ABO

Software Reset : 0

Description :

This register specifies the attenuation on global spec-

trum: gain (in dB)=-TONE_GAIN_ATTEN*1.5. Value

of register from 0 to 12.

6.15 TABLES

Table 36. values to configure audio PLL for ofact==256.

This table give values to configure the audio PLL according CRYCK so that to generate a PCMCK == 256*SF.

CRYCK in MHz

14.31818

CRYCK in MHz

14.7456

PLL_AUDIO_PEL_192

PLL_AUDIO_PEH_192

169

187

PLL_AUDIO_NDIV_192

PLL_AUDIO_XDIV_192

PLL_AUDIO_MDIV_192

PLL_AUDIO_PEL_176

PLL_AUDIO_PEH_176

118

PLL_AUDIO_NDIV_176

PLL_AUDIO_XDIV_176

PLL_AUDIO_MDIV_176

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