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Chapter 4 Timer Functions
60
Overview
Figure 4-1-4 Watchdog Timer, Buzzer Block Diagram
1/2
1/4
WDCTR
DLYCTR
MUX
MUX
14
12
1/2
11
1/2
10
1/2
9
1/2
fs
1/2
1/2
R
S
R
R
1/4 1/4
DLYS0
WDEN
–
–
–
–
–
–
–
0
7
DLYS1
BUZS0
–
0
7
–
–
BUZS1
BUZOE
10
1/2
fosc
fosc
fosc
6
14
Internal reset release
WDIRQ
Buzzer
Overflow
ROM option
Overflow
Reset input
Refer to the aragraph
[1-6-1 ROM option]