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1 block diagram – Toshiba H1 Series User Manual

Page 270

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TMP92CZ26A

92CZ26A-267

3.12.1 Block Diagram

Figure 3.12.1 TMRA01 Block Diagram

φT1

φT16

φT256

8-bit comparato

r

(CP1)

8-bit up counter

(CP0)

8-bit up counter

(UC0)

2

n

Ov

er

flow

8-bit up counter

(UC1)

Ti

mer

flip-

flop

TA1FF

Match

detect

Match detect

8-bit timer

register

TA1REG

φT1

φT4

φT16

512

256

128

64

32

16

8

4

2

φT1

φT4

φT16

φT256

Run/clea

r

Pr

escale

r

TA01MOD

Pr

escale

r

clock

φT0

TMR

TA01RUN<

TA0

RUN>

Selecto

r

8-bit timer regist

er

TA0REG

TA01MOD

TA01MOD

TMRA0

Interrup

t output:

INTTA0

TMRA0

Interrup

t output:

TA0TR

G

TA01MOD

TA01RUN<

TA1

RUN>

TA1FF

CR

Ti

mer fl

ip

-fl

op

output: TA1

O

UT

TMRA1

Interrup

t output:

INTTA1

Internaldata bus

TA01RUN

TA01RUN

Selecto

r

Internal data bus

T

A

0TRG

Register

buffer 0

External input

clock: T

A0IN

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