TL7231MD Datasheet, PDF (14/37 Pages) Samsung semiconductor – FULL LAYER-III ISO/IEC 11172-3 AUDIO DECODER

TL7231MD
31h
none MP3 CRC Check During MP3 decoding, if the input bit stream contains the
CRC field, check the CRC error. If an error occurs,
TL7231MD outputs 0 during the period of corresponding
MP3 frame. The reset value is MP3 CRC check.
40h
1byte EQ Control –
Control the gain of Band1(<30Hz) of 6-band equalizer.
Band1 Gain
The parameter is a signed value and can be -128 to 127.
(MP3 Only)
The gain can be 0.5 × n dB according to parameter value
n. The reset value is 0dB.
41h
1byte EQ Control –
Control the gain of Band2(30Hz~125Hz) of 6-band
Band2 Gain
equalizer. The parameter is a signed value and can be -
(MP3 Only)
128 to 127. The gain can be 0.5 × n dB according to
parameter value n. The reset value is 0dB.
42h
1byte EQ Control –
Control the gain of Band3(125Hz~500Hz) of 6-band
Band3 Gain
equalizer. The parameter is a signed value and can be -
(MP3 Only)
128 to 127. The gain can be 0.5 × n dB according to
parameter value n. The reset value is 0dB.
43h
1byte EQ Control –
Control the gain of Band4(500Hz~2KHz) of 6-band
Band4 Gain
equalizer. The parameter is a signed value and can be -
(MP3 Only)
128 to 127. The gain can be 0.5 × n dB according to
parameter value n. The reset value is 0dB.
44h
1byte EQ Control –
Control the gain of Band5(2KHz~8KHz) of 6-band
Band5 Gain
equalizer. The parameter is a signed value and can be -
(MP3 Only)
128 to 127. The gain can be 0.5 × n dB according to
parameter value n. The reset value is 0dB.
45h
1byte EQ Control –
Control the gain of Band6(>8KHz) of 6-band equalizer.
Band6 Gain
The parameter is a signed value and can be -128 to 127.
(MP3 Only)
The gain can be 0.5 × n dB according to parameter value
n. The reset value is 0dB.
46h
none EQ Control –
Enable the Equalizer Function. The equalizer function is
Enable
disabled after reset.
(MP3 Only)
47h
none EQ Control –
Disable the Equalizer Function. The equalizer function is
Disable
disabled after reset.
(MP3 Only)
8xh
None External DAC
Same as External DAC Format command. Parameter
Format2
values are located at lower nibble of the command. The
command should be the form of {1, 0, 0, 0, 0, I²S, PL,
PB}.
14/37
SAMSUNG Electronics Co.