Cirrus Logic CS42L56 - Manual (Page 70)

70 DS851F2
CS42L56
6.18.2 Beep On Time
Sets the on duration of the beep signal.
Notes:
1. This setting must not change when BEEP is enabled.
2. Beep on time will scale inversely with sample rate, Fs.
6.19 Beep Volume & Off Time (Address 16h)
6.19.1 Beep Off Time
Sets the off duration of the beep signal.
Notes:
1. This setting must not change when BEEP and/or REPEAT is enabled.
2. Beep off time will scale inversely with sample rate, Fs.
ONTIME[3:0] On Time (Fs = 12, 24 or 48 kHz)
0000 ~86 ms
0001 ~430 ms
0010 ~780 ms
0011 ~1.20 s
0100 ~1.50 s
0101 ~1.80 s
0110 ~2.20 s
0111 ~2.50 s
1000 ~2.80 s
1001 ~3.20 s
1010 ~3.50 s
1011 ~3.80 s
1100 ~4.20 s
1101 ~4.50 s
1110 ~4.80 s
1111 ~5.20 s
Application: “Beep Generator” on page 45
7 6 5 4 3 2 1 0
OFFTIME2 OFFTIME1 OFFTIME0 BPVOL4 BPVOL3 BPVOL2 BPVOL1 BPVOL0
OFFTIME[2:0] Off Time (Fs = 12, 24 or 48 kHz)
000 ~1.23 s
001 ~2.58 s
010 ~3.90 s
011 ~5.20 s
100 ~6.60 s
101 ~8.05 s
110 ~9.35 s
111 ~10.80 s
Application: “Beep Generator” on page 45