Panasonic MN101L Series

Chapter 15
Buzzer
XV - 4 Control Register
15.2.2 Buzzer Control Register
 Buzzer Control Register (BUZCTR:0x03F7F)
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The BUZCTR.BUZOE and BUZCTR.BUZS2-0 must not be set at the same time.
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When the BUZCTR.BUZOE is "0", "Low" level signal is output from BUZ/NBUZ.
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bp 76543210
Bit name BUZOE BUZS2-0 - - - -
At reset00000000
Access R/W R/W R/W R/W R R R R
bp Bit name Description
7BUZOE
Buzzer output selection
0: Buzzer output disable
1: Buzzer output enable
6-4 BUZS2-0
Buzzer output frequency selection
000: f
HCLK
/2
14
001: f
HCLK
/2
13
010: f
HCLK
/2
12
011: f
HCLK
/2
11
100: f
HCLK
/2
10
101: f
HCLK
/2
9
110: f
SCLK
/2
4
111: f
SCLK
/2
3
3-0 - Always read as 0.