HD404369 Datasheet, PDF(57/117 Page) Hitachi Semiconductor

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HD404369 Datasheet, PDF (57/117 Pages) Hitachi Semiconductor – 4-bit HMCS400-Series microcomputer

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Table 25 Timer Functions

Functions

Clock source

Prescaler S

Prescaler W

External event

Timer functions

Free-running

Time-base

Event counter

Reload

Watchdog

Input capture

Timer output

PWM

Note: â implies not available.

Timer A

Available

HD404369 Series

Timer B

Available

Timer C

Available

32.768-kHz

oscillator 1/4

1/2

f W Prescaler W

tWcyc

(PSW)

2 fW

1/2 tWcyc

Selector

System

clock

Ã¸PER

Selector

Prescaler S (PSS)

Timer A interrupt

request flag

(IFTA)

Clock Timer

counter A

(TCA) Overflow

Timer mode

(TMA)

Figure 36 Timer A Block Diagram

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