Panasonic MN101C77C User Manual

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Chapter 3    Interrupts

External Interrupts

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External Interrupt 4 Interface Block Diagram

IRQ4 Interrupt
request

0

7

IRQ4IR

IRQ4IE

-
-

REDG4

IRQ4ICR

IRQ4LV1

IRQ4LV0

-

0

7

EDGSEL0

EDGSEL1

EDGSEL2

EDGSEL3

EDGSEL4

Reserved

-

-

EDGDT

0

7

P6KYEN1

P6KYEN2

P6KYEN4

P6IMD

IRQ4SEL

-

-

-

P6KYEN3

P67/KEY7

P66/KEY6

P65/KEY5

P64/KEY4

P63/KEY3

P62/KEY2

P61/KEY1

P60/KEY0

P24/IRQ4

M

U
X

Polarity

Inversion

M

U
X

M

U
X

Edge detection

Noise filter 4