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STA381BW 数据表(PDF) 5 Page - STMicroelectronics

部件名 STA381BW
功能描述  Sound Terminal 2.1-channel high-efficiency digital audio system
PDF  174 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STA381BW 数据表(HTML) 5 Page - STMicroelectronics

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STA381BW
Contents
6.22
Tone control register (addr 0x22) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
6.22.1
Tone control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
6.23
Dynamic control registers (addr 0x23 - 0x26 / addr 0x43 - 0x46) . . . . . . 76
6.23.1
Limiter 1 attack/release rate (L1AR addr 0x23) . . . . . . . . . . . . . . . . . . . 76
6.23.2
Limiter 1 attack/release threshold (L1ATRT addr 0x24) . . . . . . . . . . . . 76
6.23.3
Limiter 2 attack/release rate ( L2AR addr 0x25) . . . . . . . . . . . . . . . . . . 76
6.23.4
Limiter 2 attack/release threshold ( L2 ATRT addr 0x26) . . . . . . . . . . . . 76
6.23.5
Limiter 1 extended attack threshold (addr 0x43) . . . . . . . . . . . . . . . . . . 80
6.23.6
Limiter 1 extended release threshold (addr 0x44) . . . . . . . . . . . . . . . . . 80
6.23.7
Limiter 2 extended attack threshold (addr 0x45) . . . . . . . . . . . . . . . . . . 81
6.23.8
Limiter 2 extended release threshold (addr 0x46) . . . . . . . . . . . . . . . . . 81
6.24
User-defined coefficient control registers (addr 0x27 - 0x37) . . . . . . . . . . 81
6.24.1
Coefficient address register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
6.24.2
Coefficient b1 data register bits 23:16 . . . . . . . . . . . . . . . . . . . . . . . . . . 81
6.24.3
Coefficient b1 data register bits 15:8 . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
6.24.4
Coefficient b1 data register bits 7:0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
6.24.5
Coefficient b2 data register bits 23:16 . . . . . . . . . . . . . . . . . . . . . . . . . . 82
6.24.6
Coefficient b2 data register bits 15:8 . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
6.24.7
Coefficient b2 data register bits 7:0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
6.24.8
Coefficient a1 data register bits 23:16 . . . . . . . . . . . . . . . . . . . . . . . . . . 82
6.24.9
Coefficient a1 data register bits 15:8 . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
6.24.10 Coefficient a1 data register bits 7:0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
6.24.11 Coefficient a2 data register bits 23:16 . . . . . . . . . . . . . . . . . . . . . . . . . . 82
6.24.12 Coefficient a2 data register bits 15:8 . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
6.24.13 Coefficient a2 data register bits 7:0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
6.24.14 Coefficient b0 data register bits 23:16 . . . . . . . . . . . . . . . . . . . . . . . . . . 83
6.24.15 Coefficient b0 data register bits 15:8 . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
6.24.16 Coefficient b0 data register bits 7:0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
6.24.17 Coefficient write/read control register . . . . . . . . . . . . . . . . . . . . . . . . . . 83
6.24.18 User-defined EQ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
6.24.19 Pre-scale . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
6.24.20 Post-scale . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
6.25
Fault-detect recovery constant registers (addr 0x3C - 0x3D) . . . . . . . . . . 88
6.26
Extended configuration register (addr 0x47) . . . . . . . . . . . . . . . . . . . . . . 88
6.26.1
Extended post-scale range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
6.26.2
Extended attack rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88



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