H8SX1663 datasheet(659/1158 Pages) RENESAS

659 / 1158 page

Section 12 8-Bit Timers (TMR)

Rev.1.00 Jun. 07, 2006 Page 607 of 1102

REJ09B0294-0100

CMIA2

CMIA3

CMIB2

CMIB3

OVI2

OVI3

TMO2

TMO3

TMCI2

TMCI3

TMRI2

TMRI3

TCORA_3:

TCNT_3:

TCORB_3:

TCSR_3:

TCR_3:

TCCR_3:

TCORA_2:

TCNT_2:

TCORB_2:

TCSR_2:

TCR_2:

TCCR_2:

φ/2

φ/8

φ/32

φ/64

φ/1024

φ/8192

Counter clock 3

Counter clock 2

Compare match A3

Compare match A2

Overflow 3

Overflow 2

Counter clear 2

Counter clear 3

Compare match B3

Compare match B2

Comparator A_2

Comparator A_3

TCORA_2

TCORB_2

TCSR_2

TCCR_2

TCORA_3

TCNT_3

TCORB_3

TCSR_3

TCCR_3

TCR_2

TCR_3

TCNT_2

Comparator B_2

Comparator B_3

A/D

conversion

start request

signal

Time constant register A_3

Timer counter_3

Time constant register B_3

Timer control/status register_3

Timer control register_3

Timer counter control register_3

Time constant register A_2

Timer counter_2

Time constant register B_2

Timer control/status register_2

Timer control register_2

Timer counter control register_2

Interrupt signals

Internal clocks

Clock select

Control logic

External clocks

[Legend]

Channel 3

(TMR_3)

Channel 2

(TMR_2)

Figure 12.2 Block Diagram of 8-Bit Timer Module (Unit 1)

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