7477 datasheet(246/354 Pages) RENESAS

Part #	7477

Description	8-BIT SINGLE-CHIP MICROCOMPUTER 740 FAMILY / 7470 SERIES

PDF	354 Pages

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Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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2-11

7470/7471/7477/7478 GROUP USER’S MANUAL

APPLICATION

2.3 Timers

7470

7471

7477

7478

2.3.2 Application example

(1) Each mode of timer

For timers 1, 2, 3 and 4, the following 5 operation modes are available. For each timer mode and

the details of it, refer to “1.12 Timers.”

1 Timer mode

2 Event counter mode

3 Pulse output mode

4 External pulse width measurement mode

5 PWM mode

Each timer mode has relation to the T0, T1, CNTR0 and CNTR1 pins as shown in Table 2.3.1. There

are some modes that cannot be used for some combinations of timer and pin. Consider this when

designing timers.

Table 2.3.1 Relation between timer-used pins and modes

Timer

Timer 1

Timer 2

Timer 3

Timer 4

Pulse output

mode

PWM

mode

Pulse output

mode

CNTR0

Event counter mode

External pulse width

measurement mode

CNTR1

Event counter mode

External pulse width

measurement mode

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7477 Datasheet(PDF) 246 Page - Renesas Technology Corp

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