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TAS3108_14 Datasheet, PDF (35/63 Pages) Texas Instruments – AUDIO DIGITAL SIGNAL PROCESSORS | |||
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STARTING
BYTE
16
N+8
N + 12
12
18
N+6
N + 12
Not Recommended for New Designs
TAS3108, TAS3108IA
AUDIO DIGITAL SIGNAL PROCESSORS
SLES152B â OCTOBER 2005 â REVISED NOVEMBER 2007
Table 6-5. TAS3108/TAS3108IA Memory Block Structures (continued)
DATA BLOCK FORMAT
SIZE
NOTES
Data byte 5
4 bytes Coefficient word 2
Data byte 6
Data byte 7
Data byte 8
â¢
â¢
â¢
Data byte 4*(Z â 1) + 1
4 bytes Coefficient word Z
Data byte 4*(Z â 1) + 2
Data byte 4*(Z â 1) + 3
Data byte 4*(Z â 1) + 4 = N
0x00
4 bytes Repeated checksum bytes 2 through N + 11
0x00
Checksum code MS byte
Checksum code LS byte
Data Block for Audio DSP Core Data Memory (Following 12-Byte Header)
Data byte 1 (LS byte)
6 bytes Data word 1 D7âD0
Data byte 2
D15âD8
Data byte 3
D23âD16
Data byte 4
D31âD24
Data byte 5
D39âD32
Data byte 6 (MS byte)
D47âD40
Data byte 7
6 bytes Data 2
Data byte 8
Data byte 9
Data byte 10
Data byte 11
Data byte 12
â¢
â¢
â¢
Data byte 6*(Z â 1) + 1
6 bytes Data Z
Data byte 6*(Z â 1) + 2
Data byte 6*(Z â 1) + 3
Data byte 6*(Z â 1) + 4
Data byte 6*(Z â 1) + 5
Data byte 6*(Z â 1) + 6 = N
0x00
6 bytes Repeated checksum bytes 2 through N + 11
0x00
0x00
0x00
Checksum code MS byte
Checksum code LS byte
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Microprocessor Controller
35
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