38B5 datasheet(21/70 Pages) RENESAS

21 / 70 page

MITSUBISHI MICROCOMPUTERS

38B5 Group

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

PRELIMINAR

Notice:

This

is not

a final

specification.

Some

parametric

limits

are

subject

to change.

Fig. 15 Block Diagram of Timer

XIN

1/8

P46/T3OUT

1/2

XCIN

“1”

“0”

“01”

“00”

“01”

“00”

“01”

“10”

“00”

“1”

“0”

“01”

“10”

“00”

“01”

P45/T1OUT

1/2

P61/CNTR0/CNTR2

“10”

1/2

PWM

P44/PWM1

“1”

“0”

P60/CNTR1

1/64

1/2

“11”

1/16

“10”

Internal system clock

selection bit

Timer 1 count source

selection bit

Timer 1 interrupt request

Data bus

Timer 1 latch (8)

Timer 1 (8)

FF16

Timer 1 count

stop bit

RESET

STP instruction

P45 latch

Timer 1 output selection bit

P45 direction register

Timer 2 count source

selection bit

Timer 2 latch (8)

Timer 2 (8)

Timer 2 count

stop bit

0116

Timer 3 count source

selection bit

Timer 3 latch (8)

Timer 3 (8)

Timer 3 count

stop bit

Timer 2 interrupt request

Timer 3 interrupt request

P46 latch

Rising/Falling

active edge switch

Timer 3 output selection bit

P46 direction register

Timer 4 count source

selection bit

Timer 4 latch (8)

Timer 4 (8)

Timer 4 count

stop bit

Rising/Falling

active edge switch

Timer 4 interrupt request

Timer 5 count source

selection bit

Timer 5 latch (8)

Timer 5 (8)

Timer 5 count

stop bit

Timer 5 interrupt request

P44 latch

Timer 6 output selection bit

P44 direction register

Timer 6 count source

selection bit

Timer 6 latch (8)

Timer 6 (8)

Timer 6 count

stop bit

Timer 6 PWM register (8)

Timer 6 operation

mode selection bit

Timer 6 interrupt request

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