HD404314H 查看數據表（PDF） - Hitachi -> Renesas Electronics

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HD404314H

4-bit HMCS400-series microcomputer

Hitachi -> Renesas Electronics 

HD404318 Series

Watchdog on

flag (WDON)

Watchdog timer

controller

System reset signal

Interrupt request

flag of timer C

(IFTC)

TOC

System øPER

clock

Timer read register CU (TRCU)

Timer output

control logic

Timer read

register C lower

(TRCL)

Clock

Timer

output

control

signal

Timer counter C

(TCC)

Overflow

Timer write

register C upper

(TWCU)

Selector

Prescaler S (PSS)

Free-running

timer control

signal

3

Timer write

register C lower

(TWCL)

Timer mode

register C (TMC)

Port mode

register A (PMRA)

Figure 28 Timer C Block Diagram

38

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