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STA326 数据表(PDF) 37 Page - STMicroelectronics

部件名 STA326
功能描述  2.1 HIGH EFFICIENCY DIGITAL AUDIO SYSTEM
PDF  43 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STA326 数据表(HTML) 37 Page - STMicroelectronics

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STA326
Table 34. RAM Block for Biquads, Mixing, and Scaling
Index (Decimal)
Index (Hex)
Coefficient
Default
0
00h
Channel 1 – Biquad 1
C1H10 (b1/2)
000000h
1
01h
C1H11 (b2)
000000h
2
02h
C1H12 (a1/2)
000000h
3
03h
C1H13 (a2)
000000h
4
04h
C1H14 (b0/2)
400000h
5
05h
Channel 1 – Biquad 2
C1H20
000000h
……
…
…
…
19
13h
Channel 1 – Biquad 4
C1H44
400000h
20
14h
Channel 2 – Biquad 1
C2H10
000000h
21
15h
C2H11
000000h
……
…
…
…
39
27h
Channel 2 – Biquad 4
C2H44
400000h
40
28h
High-Pass 2nd Order Filter
For XO = 000
C12H0 (b1/2)
000000h
41
29h
C12H1 (b2)
000000h
42
2Ah
C12H2 (a1/2)
000000h
43
2Bh
C12H3 (a2)
000000h
44
2Ch
C12H4 (b0/2)
400000h
45
2Dh
Low-Pass 2nd Order Filter
For XO = 000
C12L0 (b1/2)
000000h
46
2Eh
C12L1 (b2)
000000h
47
2Fh
C12L2 (a1/2)
000000h
48
30h
C12L3 (a2)
000000h
49
31h
C12L4 (b0/2)
400000h
50
32h
Channel 1 – Pre-Scale
C1PreS
7FFFFFh
51
33h
Channel 2 – Pre-Scale
C2PreS
7FFFFFh
52
34h
Channel 1 – Post-Scale
C1PstS
7FFFFFh
53
35h
Channel 2 – Post-Scale
C2PstS
7FFFFFh
54
36h
Channel 3 – Post-Scale
C3PstS
7FFFFFh
55
37h
Thermal Warning – Post Scale
TWPstS
5A9DF7h
56
38h
Channel 1 – Mix 1
C1MX1
7FFFFFh
57
39h
Channel 1 – Mix 2
C1MX2
000000h
58
3Ah
Channel 2 – Mix 1
C2MX1
000000h
59
3Bh
Channel 2 – Mix 2
C2MX2
7FFFFFh
60
3Ch
Channel 3 – Mix 1
C3MX1
400000h
61
3Dh
Channel 3 – Mix 2
C3MX2
400000h
62
3Eh
UNUSED
63
3Fh
UNUSED



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