Panasonic MN101L Series

Chapter 15
Buzzer
Operation XV - 5
15.3 Operation
15.3.1 Operation
 Buzzer Output Frequency
The frequency of buzzer output is decided by the setting value of BUZCTR.BUZS2-0 and the frequency of
HCLK (f
HCLK
) and SCLK (f
SCLK
).
Table:15.3.1 Buzzer Output Frequency
 Buzzer Output Pin
Buzzer output pin, and the polarity of it is decided with BUZCNT.
Refer to BUZCNT in [7.2.14 Buzzer output / Buzzer output pin control Register] for more information.
f
HCLK
f
SCLK
BUZS2 BUZS1 BUZSO Buzzer output frequency
10 MHz - 0 0 0 0.61 kHz
10 MHz - 0 0 1 1.22 kHz
4 MHz - 0 1 0 0.98 kHz
4 MHz - 0 1 1 1.95 kHz
2 MHz - 1 0 0 1.95 kHz
2 MHz - 1 0 1 3.91 kHz
- 32 kHz 1 1 0 2 kHz
- 32 kHz 1 1 1 4 kHz