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WM8945ECS/R 数据表(PDF) 54 Page - Wolfson Microelectronics plc |
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WM8945ECS/R 数据表(HTML) 54 Page - Wolfson Microelectronics plc |
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54 / 169 page  WM8945 Production Data w PD, May 2011, Rev 4.1 54 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION 0 AUX1_TO_PGAL 0 AUX1 Audio Input to Left Speaker PGA Mixer select 0 = Disabled 1 = Enabled R45 (2Dh) SPK mixer control 3 6 BYPL_TO_PGAL _ATTEN 0 Left Input PGA (ADC bypass) to Left Speaker PGA Mixer attenuation 0 = 0dB 1 = -6dB attenuation 3 DACL_TO_PGAL _ATTEN 0 Left DAC to Left Speaker PGA Mixer attenuation 0 = 0dB 1 = -6dB attenuation 1 AUX2_TO_PGAL _ATTEN 0 AUX2 Audio Input to Left Speaker PGA Mixer attenuation 0 = 0dB 1 = -6dB attenuation 0 AUX1_TO_PGAL _ATTEN 0 AUX1 Audio Input to Left Speaker PGA Mixer attenuation 0 = 0dB 1 = -6dB attenuation Table 31 Left Speaker PGA Mixer (MIXSPKL) Control REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION R3 (03h) Power Management 1 5 SPKR_MIX_ MUTE 1 Right Speaker PGA Mixer Mute 0 = Disable Mute 1 = Enable Mute R44 (2Ch) SPK mixer control 2 5 MDACL_TO_ PGAR 0 Inverted Left DAC to Right Speaker PGA Mixer select 0 = Disabled 1 = Enabled 3 DACL_TO_PGAR 0 Left DAC to Right Speaker PGA Mixer select 0 = Disabled 1 = Enabled 1 AUX2_TO_PGAR 0 AUX2 Audio Input to Right Speaker PGA Mixer select 0 = Disabled 1 = Enabled 0 AUX1_TO_PGAR 0 AUX1 Audio Input to Right Speaker PGA Mixer select 0 = Disabled 1 = Enabled R46 (2Eh) SPK mixer control 4 3 DACL_TO_PGAR _ATTEN 0 Left DAC to Right Speaker PGA Mixer attenuation 0 = 0dB 1 = -6dB attenuation 1 AUX2_TO_PGAR _ATTEN 0 AUX2 Audio Input to Right Speaker PGA Mixer attenuation 0 = 0dB 1 = -6dB attenuation |
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