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WM9713 Datasheet(PDF) 91 Page - Wolfson Microelectronics plc |
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WM9713 Datasheet(HTML) 91 Page - Wolfson Microelectronics plc |
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91 / 111 page  Preliminary Technical Data WM9713L 1 PTD, March 2004, Rev 2.2 91 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO 15 RMU 1 (mute) Mutes audio ADC input 14 GRL 0 (standard) Selects gain range for PGA of left ADC. 0=0...+22.5dB in 1.5dB steps, 1=-17.25...+30dB in 0.75dB steps 13:8 RECVOLL 000000 (0dB) Controls left ADC recording volume 7 ZC 0 (OFF) Enables zero-cross detector 6 GRR 0 (standard) Selects gain range for PGA of left ADC. 0=0...+22.5dB in 1.5dB steps, 1=-17.25...+30dB in 0.75dB steps 12h 5:0 RECVOLR 000000 (0dB) Controls right ADC recording volume Audio ADC, Record Gain Register 12h controls the record volume. REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO 15:14 R2H 11 (mute) Controls record mux to headphone mixer paths. 00=stereo, 01=left ADC only, 10=right ADC only, 11=mute left and right 13:11 R2HVOL 010 (0dB) Controls gain of record mux l/r to headphone mixer paths 10:9 R2M 11 (mute) Controls record mux to mono mixer path. 00=stereo, 01=left rec mux only, 10=right rec mux only, 11=mute left and right 8 R2MBST 0 (OFF) Enables 20dB gain boost for record mux to mono mixer path 6 RECBST 0 (OFF) Enables 20dB gain boost for ADC record path 5:3 RECSL 000 (mic) Selects left record mux signal source: 000=MICA, 001=MICB, 010=LINEL, 011=MONOIN, 100=HPMIXL, 101=SPKMIC, 110=MONOMIX, 111=Zh 14h 2:0 RECSR 000 (mic) Selects right record mux signal source: 000=MICA, 001=MICB, 010=LINER, 011=MONOIN, 100=HPMIXR, 101=SPKMIC, 110=MONOMIX, 111=Zh Audio ADC, Record Selector Register 14h controls the.record selector and the ADC to mono mixer path. REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO 15 B2H 1 (mute) Mutes PCBEEP to headphone mixer paths 14:12 B2HVOL 010 (0dB) Controls gain of PCBEEP to headphone mixer paths 11 B2S 1 (mute) Mutes PCBEEP to speaker mixer path 10:8 B2SVOL 010 (0dB) Controls gain of PCBEEP to speaker mixer path 7 B2M 1 (mute) Mutes PCBEEP to mono mixer path 16h 6:4 B2MVOL 010 (0dB) Controls gain of PCBEEP to mono mixer path Analogue Inputs, PCBEEP Input Register 16h controls the analogue input pin PCBEEP. |
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