13. Buzzer driver
MC97F6108A User’s manual
138
13.1
Buzzer driver block diagram
Pre
scaler
fx
M
U
X
fx/2
Counter
fx/4
fx/8
3
BUCK[2:0]
6-bit Up-Counter
BUZDR
Comparator
F/F
Clear
fx/1
Match
BUZO
BUZEN
fx/16
fx/32
fx/64
DIV
6
2
f
BUZ
fx/128
BUZOEN
Figure 60. Buzzer Driver Block Diagram
13.2
Register map
Table 18. Buzzer Driver Register Map
Name
Address
Direction
Default
Description
BUZCR
EEH
R/W
00H
Buzzer Control Register
BUZDR
EFH
R/W
FFH
Buzzer Data Register