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Renesas H8S/2111B User Manual

Page 220

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Rev. 1.00, 05/04, page 186 of 544

External clock
sources

Internal clock
sources

TMR_X
φ, φ/2, φ/4, φ/2048*, φ/4096*, φ/8192*

Clock X
Clock Y

Compare-match AX
Compare-match AY

Clear X

CMIAY
CMIBY
OVIY
ICIX

TMOY*

ExTMRIY*/TMRIY

TCORA_Y

Comparator A_Y

Comparator B_Y

TCORB_Y

TCSR_Y

TCR_Y

TCORA_X

Comparator A_X

TCNT_X

Comparator B_X

Comparator C

TCORB_X

TCORC

TICRR

TICRF

TICR

TCSR_X

TCR_X

ExTMCIY*/TMCIY
ExTMCIX*/TMCIX

TISR

TCNT_Y

Overflow X
Overflow Y

Compare- match BX

Compare-match BY

Compare-match C

Input capture

Clock

select

Inter

nal b

us

Control

logic

[Legend]

TCORA_X: Time constant register A_X
TCORB_X: Time constant register B_X
TCNT_X: Timer

counter_X

TCSR_X: Timer control/status register_X
TCR_X:

Timer control register_X

TICR:

Input capture register

TCORC:

Time constant register C

TICRR:

Input capture register R

TICRF:

Input capture register F

TCORA_Y: Time constant register A_Y
TCORB_Y: Time constant register B_Y
TCNT_Y: Timer

counter_Y

TCSR_Y: Timer control/status register_Y
TCR_Y:

Timer control register_Y

TISR:

Timer input select register

Clear Y

TMR_Y
φ/4, φ/256, φ/2048, φ/4096*, φ/8192*, φ/16384*

Interrupt signals

+

ExTMOX*/TMOX

ExTMRIX*/TMRIX

*

*

Note: The program development tool (emulator) does not support this function.

Figure 10.2 Block Diagram of 8-Bit Timer (TMR_Y and TMR_X)

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