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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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WM8953ECS/RV Datenblatt(PDF) 88 Page - Wolfson Microelectronics plc |
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WM8953ECS/RV Datenblatt(HTML) 88 Page - Wolfson Microelectronics plc |
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88 / 100 page  WM8953 Production Data w PD, January 2009, Rev 4.0 88 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION 6:5 ADC_HPF_CUT [1:0] 00b ADC Digital High Pass Filter Cut-Off Frequency (fc) 00 = Hi-fi mode (fc=4Hz at fs=48kHz) 01 = Voice mode 1 (fc=127Hz at fs=16kHz) 10 = Voice mode 2 (fc=130Hz at fs=8kHz) 11 = Voice mode 3 (fc=267Hz at fs=8kHz) (Note: fc scales with sample rate. See Table 16 for cut-off frequencies at all supported sample rates) 4:2 000b Reserved - Do Not Change 1 ADCL_DATINV 0b Left ADC Invert 0 = Left ADC output not inverted 1 = Left ADC output inverted 0 ADCR_DATINV 0b Right ADC Invert 0 = Right ADC output not inverted 1 = Right ADC output inverted 15:9 00h Reserved - Do Not Change 8 ADC_VU N/A ADC Volume Update Writing a 1 to this bit will cause left and right ADC volume to be updated simultaneously R15 (0Fh) Left ADC Digital Volume 7:0 ADCL_VOL [7:0] 1100_ 0000b (0dB) Left ADC Digital Volume (See Table 14 for volume range) 15:9 00h Reserved - Do Not Change 8 ADC_VU N/A ADC Volume Update Writing a 1 to this bit will cause left and right ADC volume to be updated simultaneously R16 (10h) Right ADC Digital Volume 7:0 ADCR_VOL [7:0] 1100_ 0000b (0dB) Right ADC Digital Volume (See Table 14 for volume range) R17 (11h) 15:0 0000h Reserved - Do Not Change 15:13 000b Reserved - Do Not Change 12 IRQ (ro) Read Only IRQ Readback (Allows polling of IRQ status) 11 TEMPOK (rr) Read or Reset Temperature OK status Read- 0 = Device temperature NOT ok 1 = Device temperature ok Write - 1 = Reset TEMPOK latch 10 MICSHRT (rr) Read or Reset MICBIAS short status Read- 0 = MICBIAS ok 1 = MICBIAS shorted Write- 1 = Reset MICSHRT latch R18 (12h) GPIO Control (1) 9 MICDET (rr) Read or Reset MICBIAS detect status MICBIAS microphone detect Readback Read- 0 = No Microphone detected 1 = Microphone detected Write- 1 = Reset MICDET latch |
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