| 전자부품 데이터시트 검색엔진 |
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CS43L22 데이터시트(PDF) 47 Page - Cirrus Logic |
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CS43L22 데이터시트(HTML) 47 Page - Cirrus Logic |
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47 / 66 page ![]() DS792F2 47 CS43L22 Confidential Draft 3/4/10 7.14 PCMx Volume: PCMA (Address 1Ah) & PCMB (Address 1Bh) 7.14.1 PCM Channel x Mute Configures a digital mute on the PCM data from the serial data input (SDIN) to the DSP. 7.14.2 PCM Channel x Volume Sets the volume/gain of the PCM data from the serial data input (SDIN) to the DSP. 7.15 Beep Frequency & On Time (Address 1Ch) 7.15.1 Beep Frequency Sets the frequency of the beep signal. 7 6 543 21 0 PCMxMUTE PCMxVOL6 PCMxVOL5 PCMxVOL4 PCMxVOL3 PCMxVOL2 PCMxVOL1 PCMxVOL0 PCMxMUTE PCM Mute 0 Disabled 1 Enabled PCMxVOL[6:0] Volume 001 1000 +12.0 dB ... ... 000 0001 +0.5 dB 000 0000 0 dB 111 1111 -0.5 dB ... ... 001 1001 -51.5 dB Step Size: 0.5 dB 7 6 5 432 10 FREQ3 FREQ2 FREQ1 FREQ0 ONTIME3 ONTIME2 ONTIME1 ONTIME0 FREQ[3:0] Frequency (Fs = 12, 24, 48 or 96 kHz) Pitch 0000 260.87 Hz C4 0001 521.74 Hz C5 0010 585.37 Hz D5 0011 666.67 Hz E5 0100 705.88 Hz F5 0101 774.19 Hz G5 0110 888.89 Hz A5 0111 1000.00 Hz B5 1000 1043.48 Hz C6 1001 1200.00 Hz D6 1010 1333.33 Hz E6 1011 1411.76 Hz F6 1100 1600.00 Hz G6 1101 1714.29 Hz A6 1110 2000.00 Hz B6 1111 2181.82 Hz C7 Application: “Beep Generator” on page 22 |
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