38C3 datasheet(39/224 Pages) RENESAS

39 / 224 page

38C3 Group User’s Manual

HARDWARE

1-24

Fig. 19 Block diagram of timer

FUNCTIONAL DESCRIPTION

XIN

P42/T3OUT

1/2

XCIN

“1”

“0”

“01”

“00”

“01”

“00”

“01”

“10”

“00”

“1”

“0”

“01”

“10”

“00”

“01”

P41/T1OUT

1/2

P53/CNTR0

“10”

1/2

PWM

P52/PWM1

“1”

“0”

P54/CNTR1

1/2

“11”

“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

P41 latch

Timer 1 output selection bit

P41 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

P42 latch

Rising/Falling

active edge switch

Timer 3 output selection bit

P42 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

P52 latch

Timer 6 output selection bit

P52 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

1/16

1/128

1/32

CNTR1 interrupt request

CNTR0 interrupt request

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