UPD75048CW View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPD75048CW

4-BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

2

1

3

IM2

IM1

IM0

INT4

/P00

INT0

/P10

INT1

/P11

INT

BT

Both edge

detection

circuit

Edge

*

detection

circuit

Edge

detection

circuit

INTCSI

IRQBT

IRQ4

IRQ0

IRQ1

IRQCSI

INTT0

IRQT0

INTMFT

IRQMFT

INTEE

IRQEE

INTOW

IRQOW

INT2

/ P12

KR0/P60

KR7/P73

INTW

Rising edge

detection

circuit

Falling edge

detection

circuit

IRQW

IRQ2

IM2

Internal bus

Interrupt enable flag (IExxx)

IME

VRQn

IST0

Decoder

Priority control

circuit

Vector table

address

generator

* : Noise elimination circuit

Fig. 7-1 Interrupt Control Circuit Block Diagram

Standby

release signal

Share Link: