CDB42L52 Cirrus Logic Inc, CDB42L52 Datasheet - Page 59

• Manufacturer Part Number: CDB42L52
• Description: Eval Bd LP Codec W/Class D Spkr Driver
• Manufacturer: Cirrus Logic Inc

Specifications of CDB42L52

• Main Purpose: Audio, CODEC
• Embedded: Yes, FPGA / CPLD
• Utilized Ic / Part: CS42L52
• Primary Attributes: 4 Stereo Audio Inputs, Stereo Line and Speaker Outputs, S/PDIF Inputs and Outputs
• Secondary Attributes: GUI, I2C, SPI, USB Interfaces
• Description/function: Audio CODECs
• Operating Supply Voltage: 5 V
• Product: Audio Modules
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: CS42L52
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 598-1505

DS680F1
6.21
6.21.1 Beep Frequency
FREQ3
7
Beep Frequency & On Time (Address 1Ch)
Sets the frequency of the beep signal.
Notes:
1. This setting must not change when BEEP is enabled.
2. Beep frequency will scale directly with sample rate, Fs, but is fixed at the nominal Fs within each
FREQ[3:0]
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
Application:
speed mode.
FREQ2
6
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 30
FREQ1
5
FREQ0
4
5/13/08
ONTIME3
3
Pitch
C4
C5
D5
E5
F5
G5
A5
B5
C6
D6
E6
F6
G6
A6
B6
C7
ONTIME2
2
ONTIME1
1
CS42L52
ONTIME0
0
59