38K2 datasheet(159/358 Pages) RENESAS

159 / 358 page

2.2 Interrupt

Rev.2.00

Oct 15, 2006

page 10 of 112

38K2 Group

REJ09B0338-0200

APPLICATION

b7 b6 b5 b4 b3 b2 b1 b0

INT1 interrupt

enable bit

Interrupt control register 2 (ICON2)

[Address : 3F16]

Function

At reset

Name

Interrupt control register 2

Serial I/O receive

interrupt enable bit

Serial I/O transmit

interrupt enable bit

CNTR0 interrupt

enable bit

Key-on wake-up

interrupt enable bit

A/D conversion

interrupt enable bit

0 : Interrupt disabled

1 : Interrupt enabled

0 : Interrupt disabled

1 : Interrupt enabled

0 : Interrupt disabled

1 : Interrupt enabled

0 : Interrupt disabled

1 : Interrupt enabled

0 : Interrupt disabled

1 : Interrupt enabled

Fix this bit to “0”.

0 : Interrupt disabled

1 : Interrupt enabled

0 : Interrupt disabled

1 : Interrupt enabled

USB HUB interrupt

enable bit

Fig. 2.2.5 Structure of Interrupt control register 2

b7 b6 b5 b4 b3 b2 b1 b0

0 : Falling edge active

1 : Rising edge active

INT0 interrupt edge

selection bit

Interrupt edge selection register (INTEDGE)

[Address : 0FF316]

Function

At reset

Name

Nothing is arranged for these bits. These are write disabled bits.

When these bits are read out, the contents are “0”.

Interrupt edge selection register

0 : Falling edge active

1 : Rising edge active

INT1 interrupt edge

selection bit

Nothing is arranged for this bits. This is a write disabled bit.

When this bit is read out, the contents are “0”.

Fig. 2.2.6 Structure of Interrupt edge selection register

38K2 Datasheet(PDF) 159 Page - Renesas Technology Corp

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