UPD78F0411GA-GAM-AX Datasheet, PDF (289/564 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

CHAPTER 11 BUZZER OUTPUT CONTROLLER
11.1 Functions of Buzzer Output Controller
The buzzer output is intended for square-wave output of buzzer frequency selected with CKS.
Figure 11-1 shows the block diagram of buzzer output controller.
Figure 11-1. Block Diagram of Buzzer Output Controller
fPRS
Prescaler
4
fPRS/2¹⁰-fPRS/2¹³
BZOE BCS1 BCS0
BUZ/P33/TI000/RTCDIV
/RTCCL/INTP2
Output latch
(P33)
PM33
Clock output selection register (CKS)
Internal bus
User’s Manual U18698EJ1V0UD
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