M38197E データシートの表示（PDF） - MITSUBISHI ELECTRIC

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M38197E

SINGLE-CHIP 8-BIT MICROCOMPUTER

MITSUBISHI ELECTRIC  

MITSUBISHI MICROCOMPUTERS

3819 Group

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

(5) Ports P3, P9

Local data bus

Dimmer signal

(Note)

Data bus

Port latch

V

VEE

(6) Ports P40, P45

Data bus

INT0, INT1 interrupt input

(7) Ports P42–P44, P62, P63

Zero cross

detection

circuit

input

(only P4 5)

Data bus

Direction

register

Port latch

(8) Ports P46, P47, P61

INT2–INT4 interrupt input

CNTR0,CNTR1 input

Timer 1 output selection bit

Timer 3 output selection bit

Timer 6 output selection bit

Direction

register

Data bus

Port latch

V : High-breakdown-voltage P-channel transistor

Note: The dimmer signal sets the Toff timing.

Fig. UA-3 Port block diagram (2)

Timer 1 output

Timer 3 output

Timer 6 output

13

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