UPD754264 데이터 시트보기 (PDF) - NEC => Renesas Technology

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UPD754264

4-BIT SINGLE-CHIP MICROCONTROLLERS

NEC => Renesas Technology 

Figure 7-3. Timer Counter (Channel 0) Block Diagram

8

SET1Note

– TM06 TM05 TM04 TM03 TM02 0

From clock

generator

fx/24

fx/26

fx/28

fx/210

MPX

TM0

0

Internal bus

8

8

TMOD0

Modulo register (8)

TOE0

T0

enable flag

8

Comparator (8)

Match TOUT

F/F

8

T0

Count register (8)

CP

Clear

Reset

PORT3.0 PMGA bit 0

P30

Output latch

Port 3

input/output

mode

P30/PTO0

Output buffer

INTT0







IRQT0

set signal







Timer operation start

Note Instruction execution

Caution When setting data to TM0, be sure to set bits 0 and 1 to 0.

RESET

IRQT0

clear signal

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