CS43L22 View Datasheet(PDF) - Cirrus Logic
Part Name
Description
MFG CO.
'CS43L22' PDF : 66 Pages View PDF
Confidential Draft
3/4/10
CS43L22
7.14 PCMx Volume: PCMA (Address 1Ah) & PCMB (Address 1Bh)
7
6
5
4
3
2
1
PCMxMUTE PCMxVOL6 PCMxVOL5 PCMxVOL4 PCMxVOL3 PCMxVOL2 PCMxVOL1
0
PCMxVOL0
7.14.1 PCM Channel x Mute
Configures a digital mute on the PCM data from the serial data input (SDIN) to the DSP.
PCMxMUTE
0
1
PCM Mute
Disabled
Enabled
7.14.2 PCM Channel x Volume
Sets the volume/gain of the PCM data from the serial data input (SDIN) to the DSP.
PCMxVOL[6:0]
001 1000
...
000 0001
000 0000
111 1111
...
001 1001
Step Size:
Volume
+12.0 dB
...
+0.5 dB
0 dB
-0.5 dB
...
-51.5 dB
0.5 dB
7.15 Beep Frequency & On Time (Address 1Ch)
7
FREQ3
6
FREQ2
5
FREQ1
4
FREQ0
3
ONTIME3
7.15.1 Beep Frequency
2
ONTIME2
Sets the frequency of the beep signal.
FREQ[3:0]
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
Application:
Frequency (Fs = 12, 24, 48 or 96 kHz)
260.87 Hz
521.74 Hz
585.37 Hz
666.67 Hz
705.88 Hz
774.19 Hz
888.89 Hz
1000.00 Hz
1043.48 Hz
1200.00 Hz
1333.33 Hz
1411.76 Hz
1600.00 Hz
1714.29 Hz
2000.00 Hz
2181.82 Hz
“Beep Generator” on page 22
Pitch
C4
C5
D5
E5
F5
G5
A5
B5
C6
D6
E6
F6
G6
A6
B6
C7
1
ONTIME1
0
ONTIME0
DS792F2
47
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