STA321TR 查看數據表（PDF） - STMicroelectronics
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STA321TR Datasheet PDF : 157 Pages
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Digital processing stage
Figure 19. Biquad coefficient selection
RAM
ROM - Effects
Coefficients
Biquads (00-10)
STA321
RAM
ROM - Effects
ROM - Bass
RAM
ROM - Effects
ROM - Trebl.
ROMCHxx_
ROMCHxx & BASS_SELxx
Coefficients
Biquads (11)
ROMCHxx & TREB_SELxx
Coefficients
Biquads (12)
Table 20. EQ control signals
Signal name
Description
effects_en[1]
1: enable deemphasysa filter
bass_sel[5]
1: enable bass tone control
treb_sel[5]
1: enable treble tone control
Channel
Ch0
Ch1
Ch2
Ch3
Ch0
Ch1
Ch2
Ch3
Ch0
Ch1
Ch2
Ch3
Register addr
0x71
0x73
0x73
0x77
0x78
0X79
0X7A
0X7B
0X7C
0X7D
0X7E
0X7F
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Doc ID 15351 Rev 3
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