M16CSLASH26 datasheet(82/239 Pages) RENESAS

82 / 239 page

Renesas Technology Corp.

Timers

M16C/26 Group

SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Under

development

Preliminary Specifications Rev. 0.9

Specifications in this manual are tentative and subject to change.

Timers

There are eight 16-bit timers. These timers can be classified by function into timers A (five) and timers B

(three). All these timers function independently. Figures 1.12.1 and 1.12.2 show the block diagram of

timers.

Figure 1.12.1. Timer A block diagram

f1 or f2

• Ring oscillator

clock

• XIN

· Timer mode

· One-shot timer mode

· PWM mode

· Timer mode

· One-shot timer mode

· PWM mode

· Timer mode

· One-shot timer mode

· PWM mode

· Timer mode

· One-shot timer mode

· PWM mode

· Timer mode

· One-shot timer mode

· PWM mode

· Event counter mode

Event counter mode

TA0IN

TA1IN

TA2IN

TA3IN

TA4IN

Timer A0

Timer A1

Timer A2

Timer A3

Timer A4

f8 f32 fC32

Timer A0 interrupt

Timer A1 interrupt

Timer A2 interrupt

Timer A3 interrupt

Timer A4 interrupt

Noise

filter

Noise

filter

Noise

filter

Noise

filter

Noise

filter

1/32

fC32

1/8

1/4

f32

XCIN

Clock prescaler reset flag (bit 7

at address 038116) set to "1"

Reset

Clock prescaler

Timer B2 overflow

1/2

PCLK0 bit = "0"

PCLK0 bit = "1"

f1 or f2

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