UPD78095 datasheet(23/74 Pages) RENESAS

23 / 74 page

µPD78094, 78095, 78096, 78098A

5.3

Timer/Event Counter

There are the following five timer/event counter channels:

• 16-bit timer/event counter

: 1 channel

• 8-bit timer/event counter

: 2 channels

• Watch timer

: 1 channel

• Watchdog timer

: 1 channel

Table 5-2. Types and Functions of Timer/Event Counters

16-bit Timer/Event

8-bit Timer/Event

Watch Timer

Watchdog Timer

Counter

Type

Interval timer

1 channel

2 channels

1 channel

External event counter

1 channel

2 channels

—

Function

Timer output

1 output

2 outputs

—

PWM output

1 output

—

Pulse width measurement

2 inputs

—

Square wave output

1 output

2 outputs

—

One-shot pulse output

1 output

—

Interrupt request

Test input

—

Figure 5-2. 16-Bit Timer/Event Counter Block Diagram

Match

Clear

Selector

16-Bit Capture/

Compare Register

(CR00)

Internal Bus

Output

Control Circuit

INTP1

INTTM00

TO0/P30

INTTM01

INTP0

TI01/P01/

INTP1

Watch Timer

Output

2fXX

fXX

fXX/2

TI00/P00/

INTP0

Edge

Detector

Internal Bus

16-Bit Capture/

Compare Register

(CR01)

PWM Pulse

Output

Control

Circuit

16-Bit Timer

UPD78095 Datasheet(PDF) 23 Page - Renesas Technology Corp

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