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STA323W データシート(PDF) 4 Page - STMicroelectronics |
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STA323W データシート(HTML) 4 Page - STMicroelectronics |
4 / 71 page Contents STA323W 4/71 7.9.1 . . . . . . . . . . . . Register – automodes EQ, volume, GC (address 0x0B) 48 7.9.2 Register - preset EQ settings (address 0x0D) . . . . . . . . . . . . . . . . . . . . 51 7.10 Channel configuration registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 7.10.1 Channel 1 configuration (address 0x0E) . . . . . . . . . . . . . . . . . . . . . . . . 52 7.10.2 Channel 2 configuration (address 0x0F) . . . . . . . . . . . . . . . . . . . . . . . . 52 7.10.3 Channel 3 configuration (address 0x10) . . . . . . . . . . . . . . . . . . . . . . . . 52 7.11 Tone control (address 0x11) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 7.12 Dynamics control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 7.12.1 Limiter 1 attack/release threshold (address 0x12) . . . . . . . . . . . . . . . . . 54 7.12.2 Limiter 1 attack/release threshold (address 0x13) . . . . . . . . . . . . . . . . . 54 7.12.3 Limiter 2 attack/release rate (address 0x14) . . . . . . . . . . . . . . . . . . . . . 54 7.12.4 Limiter 2 attack/release threshold (address 0x15) . . . . . . . . . . . . . . . . . 54 7.12.5 Dynamics control description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 7.12.6 Anti-clipping mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 7.12.7 Dynamic range compression mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 8 User-programmable settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 8.1 EQ - biquad equation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 8.2 Pre-scale . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 8.3 Post-scale . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 8.4 Mix/bass management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 8.5 Calculating 24-bit signed fractional numbers from a dB value . . . . . . . . . 61 8.6 User defined coefficient RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 8.6.1 Coefficient address register 1 (address 0x16) . . . . . . . . . . . . . . . . . . . . 61 8.6.2 Coefficient b1data register bits 23...16 (address 0x17) . . . . . . . . . . . . . 61 8.6.3 Coefficient b1data register bits 15...8 (address 0x18) . . . . . . . . . . . . . . 61 8.6.4 Coefficient b1data register bits 7...0 (address 0x19) . . . . . . . . . . . . . . . 61 8.6.5 Coefficient b2 data register bits 23...16 (address 0x1A) . . . . . . . . . . . . 62 8.6.6 Coefficient b2 data register bits 15...8 (address 0x1B) . . . . . . . . . . . . . 62 8.6.7 Coefficient b2 data register bits 7...0 (address 0x1C) . . . . . . . . . . . . . . 62 8.6.8 Coefficient a1 data register bits 23...16 (address 0x1D) . . . . . . . . . . . . 62 8.6.9 Coefficient a1 data register bits 15...8 (address 0x1E) . . . . . . . . . . . . . 62 8.6.10 Coefficient a1 data register bits 7...0 (address 0x1F) . . . . . . . . . . . . . . 62 8.6.11 Coefficient a2 data register bits 23...16 (address 0x20) . . . . . . . . . . . . 63 8.6.12 Coefficient a2 data register bits 15...8 (address 0x21) . . . . . . . . . . . . . 63 8.6.13 Coefficient a2 data register bits 7...0 (address 0x22) . . . . . . . . . . . . . . 63 |
同様の部品番号 - STA323W |
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同様の説明 - STA323W |
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