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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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WM8985GEFL/R датащи(PDF) 97 Page - Wolfson Microelectronics plc |
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WM8985GEFL/R датащи(HTML) 97 Page - Wolfson Microelectronics plc |
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97 / 118 page  Pre-Production WM8985 w PP, Rev 3.4, October 2006 97 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION REFER TO 7:0 ADCVOLL 11111111 Left ADC Digital Volume Control 0000 0000 = Digital Mute 0000 0001 = -127dB 0000 0010 = -126.5dB ... 0.5dB steps up to 1111 1111 = 0dB Analogue to Digital Converter (ADC) 8 ADCVU N/A ADC left and ADC right volume do not update until a 1 is written to ADCVU (in reg 16 or 17) Analogue to Digital Converter (ADC) 16 (10h) 7:0 ADCVOLR 11111111 Right ADC Digital Volume Control 0000 0000 = Digital Mute 0000 0001 = -127dB 0000 0010 = -126.5dB ... 0.5dB steps up to 1111 1111 = 0dB Analogue to Digital Converter (ADC) 8 EQ3DMODE 1 0 = Equaliser and 3D Enhancement applied to ADC path 1 = Equaliser and 3D Enhancement applied to DAC path Output Signal Path 7 0 Reserved. Initialise to 0 6:5 EQ1C 01 EQ Band 1 Cut-off Frequency: 00=80Hz 01=105Hz 10=135Hz 11=175Hz Output Signal Path 18 (12h) 4:0 EQ1G 01100 EQ Band 1 Gain Control. See Table 31 for details. Output Signal Path 8 EQ2BW 0 EQ Band 2 Bandwidth Control 0=narrow bandwidth 1=wide bandwidth Output Signal Path 7 0 Reserved. Initialise to 0 6:5 EQ2C 01 EQ Band 2 Centre Frequency: 00=230Hz 01=300Hz 10=385Hz 11=500Hz Output Signal Path 19 (13h) 4:0 EQ2G 01100 EQ Band 2 Gain Control. See Table 31 for details. Output Signal Path 8 EQ3BW 0 EQ Band 3 Bandwidth Control 0=narrow bandwidth 1=wide bandwidth Output Signal Path 7 0 Reserved. Initialise to 0 6:5 EQ3C 01 EQ Band 3 Centre Frequency: 00=650Hz 01=850Hz 10=1.1kHz 11=1.4kHz Output Signal Path 20 (14h) 4:0 EQ3G 01100 EQ Band 3 Gain Control. See Table 31 for details. Output Signal Path 8 EQ4BW 0 EQ Band 4 Bandwidth Control 0=narrow bandwidth 1=wide bandwidth Output Signal Path 21 (15h) 7 0 Reserved. Initialise to 0 |
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