M30620FCAFP datasheet(514/615 Pages) RENESAS

514 / 615 page

Mitsubishi microcomputers

M16C / 62A Group

SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

2-197

Timer A Applications

FFFF16

000016

l = reload register content

“1”

“0”

“1”

“0”

“1”

“0”

“1”

“0”

000116

FFFF16

Time

(1) Timer A0 start count

Time

Timer A1 count

start flag

Timer A1 interrupt

request bit

Timer A0 interrupt

request bit

Timer A0 count

start flag

PWM pulse output

from TA1OUT pin

“H”

“L”

n = reload register content

Set to “1” by software

Cleared to “0” when interrupt request is accepted, or cleared by software

1ms

500µs

(2) Timer A0 underflow

(3) Timer A1 start count

(4) Timer A1 stop count

Figure 3.2.2. Connection diagram of variable-period variable-duty PWM output

f32

fC32

Timer A0

Timer A1

Timer A0 interrupt request bit

Timer A1 interrupt request bit

Used for timer mode (Set to period)

Used for one-shot timer mode (Set to “H” width)

Figure 3.2.1. Operation timing of variable-period variable-duty PWM output

M30620FCAFP Datasheet(PDF) 514 Page - Renesas Technology Corp

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