Fujitsu FR81S User Manual
CHAPTER 7: RESET
3. Configuration
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER :
RESET
FUJITSU SEMICONDUCTOR CONFIDENTIAL
5
3. Configuration
This section explains the configuration of the reset.
Figure 3-1 Configuration Diagram of Reset
(*2)
Always Power supply ON Block
External reset
A
syn
ch
ch
ro
no
us
res
et
fac
to
r (*
1)
Reset mask
(External interrupt)
Reset mask (RTC)
S
ync
hron
ou
s
res
et
fac
tor
P
ow
er
-o
n
res
et
CPU
Isolator
Return from power
shutdown and
shutdown
Other always Power
supply ON Block
supply ON Block
Reset control
I/O
Clock control
RTC
AND
PMU
Isolator
(*1) Power-on reset is
contained
(*2) Active at return from power shutdown and shutdown
CS
V
V
res
et
H
WWD
re
se
t
External interrupt
AND
S
ync
hron
ou
s r
es
et
MB91520 Series
MN705-00010-1v0-E
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