AKM AsahiKASEI AK4675, Руководство пользователя

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[AK4675]
MS0963-E-00 2008/05
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Addr Register Name D7 D6 D5 D4 D3 D2 D1 D0
12H Lch Input Volume Control IVL7 IVL6 IVL5 IVL4 IVL3 IVL2 IVL1 IVL0
13H Rch Input Volume Control IVR7 IVR6 IVR5 IVR4 IVR3 IVR2 IVR1 IVR0
R/W R/W R/W R/W R/W R/W R/W R/W R/W
Default 1 0 0 1 0 0 0 1
IVL7-0, IVR7-0: Input Digital Volume; 0.375dB step, 242 Level (
Table 33 )
Default: “91H” (0dB)
Addr Register Name D7 D6 D5 D4 D3 D2 D1 D0
14H ALC Reference Select REF7 REF6 REF5 REF4 REF3 REF2 REF1 REF0
R/W R/W R/W R/W R/W R/W R/W R/W R/W
Default 1 1 1 0 0 0 0 1
REF7-0: Reference Value at ALC Recovery Operation; 0.375dB step, 242 Level ( Table 29 )
Default: “E1H” (+30.0dB)
Addr Register Name D7 D6 D5 D4 D3 D2 D1 D0
15H Digital Mixing Control SRMXR1 SRMXR0 SRMXL1 SRMXL0 PFMXR1 PFMXR0 PFMXL1 PFMXL0
R/W R/W R/W R/W R/W R/W R/W R/W R/W
Default 0 0 0 0 0 0 0 0
PFMXL1-0: 5-band EQ Lch Input Mixing 1 ( Table 49 .)
Default: “00” (SDTI)
PFMXR 1-0: 5-band EQ Rch Input Mixing 1 ( Table 50 .)
Default: “00” (SDTI)
SRMXL1-0: 5-band EQ Lch Input Mixing 2 ( Table 51 .)
Default: “00” (SDTI)
SRMXR 1-0: 5-band EQ Rch Input Mixing 2 (
Table 52 .)
Default: “00” (SDTI)
Addr Register Name D7 D6 D5 D4 D3 D2 D1 D0
16H ALC Timer Select 0 RFST1 RFST0 WTM2 WTM1 WTM0 ZTM1 ZTM0
R/W RD R/W R/W R/W R/W R/W R/W R/W
Default 0 0 0 0 0 0 0 0
ZTM1-0: ALC Limiter/Recovery Operation Zero Crossing Timeout Period ( Table 26 )
Gain is changed by micro computer writing or ALC limiter operation at the zero crossing point or at the zero
crossing timeout. Default value is “00” (128/fs)
WTM2-0: ALC Recovery Waiting Period ( Table 27 )
A period of recovery operation when any limiter operation does not occur during the ALC1 operation; Default
is “000” (128/fs).
RFST1-0: ALC First recovery Speed ( Table 30 )
Default: “00”(4times)