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Fujitsu 8FX User Manual

Fujitsu 8FX
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MB95630H Series
114 FUJITSU SEMICONDUCTOR LIMITED MN702-00009-2v0-E
CHAPTER 9 WATCH PRESCALER
9.2 Configuration
Watch prescaler counter (counter)
This is a 16-bit downcounter that uses the subclock divided by two or the sub-CR clock divided
by two as its count clock.
Counter clear circuit
This circuit controls the clearing of the watch prescaler.
Interval timer selector
This circuit selects one out of the eight bits used for the interval timer among 17 bits available
in the watch prescaler counter.
Watch prescaler control register (WPCR)
This register selects the interval time, clears the counter, controls interrupts and checks the
status.
Input Clock
The watch prescaler uses the subclock divided by two or the sub-CR clock divided by two as
its input clock (count clock).
Output Clock
The watch prescaler supplies its clock to the software watchdog timer.

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Fujitsu 8FX Specifications

General IconGeneral
BrandFujitsu
Model8FX
CategoryComputer Hardware
LanguageEnglish

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