Chapter 10 Buzzer

10-1 Overview

This LSI has a buzzer. It can output the square wave, having a frequency 1/29 to 1/214 of the high speed oscillation clock, or by 1/23 to 1/24 of the low speed oscillation clock.

10-1-1 Block Diagram

„Buzzer Block Diagram

fosc

MUX

fx

DLYCTR

-0

DLYS0

DLYS1

BUZS0

BUZS1

BUZS2

BUZOE

7

1/2 to 1/214

R

fosc/214

fosc/213

fosc/212

fosc/211 fosc/210

fosc/29

fx/24

fx/23

MUX

BUZZER

Figure 10-1-1 Block Diagram (Buzzer)

X - 2 Overview

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Panasonic MN101C77C, F77G user manual „Buzzer Block Diagram, Block Diagram Buzzer