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AK4634 Datasheet, PDF (70/77 Pages) Asahi Kasei Microsystems – 16-Bit Mono CODEC with ALC & MIC/SPK-AMP | |||
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[AK4634]
Addr
21H
Register Name
BEEP ON Time
R/W
Default
D7
BPON7
R/W
0
D6
BPON6
R/W
0
D5
BPON5
R/W
0
D4
BPON4
R/W
0
D3
BPON3
R/W
0
D2
BPON2
R/W
0
D1
BPON1
R/W
0
D0
BPON0
R/W
0
BPON7-0: Setting ON-time of BEEP signal output (Table 41)
Default: â00Hâ
Addr
22H
Register Name
BEEP OFF Time
R/W
Default
D7
BPOFF7
R/W
0
D6
BPOFF6
R/W
0
D5
BPOFF5
R/W
0
D4
BPOFF4
R/W
0
D3
BPOFF3
R/W
0
D2
BPOFF2
R/W
0
D1
BPOFF1
R/W
0
D0
BPOFF0
R/W
0
BPOFF7-0: Setting OFF-time of BEEP signal output (Table 42)
Default: â00Hâ
Addr
23H
Register Name
BEEP Repeat Count
R/W
Default
D7
D6
D5
D4
D3
D2
D1
D0
0
BPTM6 BPTM5 BPTM4 BPTM3 BPTM2 BPTM1 BPTM0
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0
0
0
0
0
0
0
0
BPTM6-0: Setting the number of times that BEEP signal repeats (Table 43)
Default: â00Hâ
Addr Register Name
D7
D6
D5
D4
D3
D2
D1
D0
24H BEEP VOL/Control
BPOUT
0
0
0
0
BPLVL2 BPLVL1 BPLVL0
R/W
R/W
R
R
R
R
R/W
R/W
R/W
Default
0
0
0
0
0
0
0
0
BPLVL2-0: Setting Output Level of BEEP signal (Table 44)
Default: â0Hâ (0dB)
BPOUT: BEEP Signal Control
0: OFF (default)
1: ON
At the time of BPCNT = â0â, when BPOUT bit is â1â, the beep signal starts outputting. The Beep signal stops
after the number of times that was set in BPTM6-0 bit, and BPOUT bit is set to â0â automatically.
Rev. 0.5
- 70 -
2007/10
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