Cirrus Logic CS43L21 - Manual (Page 48)

48 DS723F1
CS43L21
6.10 Beep Configuration & Tone Configuration (Address 14h)
Note: The DATA_SEL[1:0] bits in reg09h must be set to ‘01’b to enable function control in this register.
Repeat Beep (REPEAT)
Default: 0
0 - Disabled
1 - Enabled
Function:
This bit is used in conjunction with the BEEP bit to mix a continuous or periodic beep with the analog output.
Refer to
Figure 10 on page 26 for a description of each configuration option.
Beep (BEEP)
Default: 0
0 - Disabled
1 - Enabled
Function:
This bit is used in conjunction with the REPEAT bit to mix a continuous or periodic beep with the analog
output. Note: Re-engaging the beep before it has completed its initial cycle will cause the beep signal to
remain ON for the maximum ONTIME duration. Refer to
Figure 10 on page 26 for a description of each con-
figuration option.
Treble Corner Frequency (TREB_CF[1:0])
Default: 00
00 - 5 kHz
01 - 7 kHz
10 - 10 kHz
11 - 15 kHz
Function:
The treble corner frequency is user selectable as shown above.
Bass Corner Frequency (BASS_CF[1:0])
Default: 00
00 - 50 Hz
01 - 100 Hz
10 - 200 Hz
11 - 250 Hz
Function:
The bass corner frequency is user-selectable as shown above.
7 6 5 4 3 2 1 0
REPEAT BEEP Reserved TREB_CF1 TREB_CF0 BASS_CF1 BASS_CF0 TC_EN