3886 datasheet(49/380 Pages) RENESAS

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HARDWARE

1-24

3886 Group User’s Manual

Interrupt Request

Generating Conditions

Remarks

Interrupt Source

Low

FFFC16

FFFA16

FFF816

FFF616

FFF416

FFF216

FFF016

FFEE16

FFEC16

FFEA16

FFE816

FFE616

FFE416

FFE216

FFE016

FFDE16

FFDC16

High

FFFD16

FFFB16

FFF916

FFF716

FFF516

FFF316

FFF116

FFEF16

FFED16

FFEB16

FFE916

FFE716

FFE516

FFE316

FFE116

FFDF16

FFDD16

Priority

Table 8 Interrupt vector addresses and priority

Notes 1: Vector addresses contain interrupt jump destination addresses.

2: Reset function in the same way as an interrupt with the highest priority.

Vector Addresses (Note 1)

Reset (Note 2)

INT0

Input buffer full

(IBF)

INT1

Output buffer

empty (OBE)

Serial I/O1

reception

Serial I/O1

transmission

SCL, SDA

Timer X

Timer Y

Timer 1

Timer 2

CNTR0

SCL, SDA

CNTR1

Key-on wake-up

Serial I/O2

I2C

INT2

I2C

INT3

INT4

A-D converter

Key-on wake-up

BRK instruction

At reset

At detection of either rising or

falling edge of INT0 input

At input data bus buffer writing

At detection of either rising or

falling edge of INT1 input

At output data bus buffer read-

ing

At completion of serial I/O1 data

reception

At completion of serial I/O1

transfer shift or when transmis-

sion buffer is empty

At detection of either rising or

falling edge of SCL or SDA

At timer X underflow

At timer Y underflow

At timer 1 underflow

At timer 2 underflow

At detection of either rising or

falling edge of CNTR0 input

At detection of either rising or

falling edge of SCL or SDA

At detection of either rising or

falling edge of CNTR1 input

At falling of port P3 (at input) in-

put logical level AND

At completion of serial I/O2 data

transfer

At completion of data transfer

At detection of either rising or

falling edge of INT2 input

At completion of data transfer

At detection of either rising or

falling edge of INT3 input

At detection of either rising or

falling edge of INT4 input

At completion of A-D conversion

At falling of port P3 (at input) in-

put logical level AND

At BRK instruction execution

Non-maskable

External interrupt

(active edge selectable)

External interrupt

(active edge selectable)

Valid when serial I/O1 is selected

External interrupt

(active edge selectable)

STP release timer underflow

External interrupt

(active edge selectable)

External interrupt

(active edge selectable)

External interrupt

(active edge selectable)

External interrupt (falling edge

valid)

Valid when serial I/O2 is selected

External interrupt

(active edge selectable)

External interrupt

(active edge selectable)

External interrupt

(active edge selectable)

External interrupt (falling edge

valid)

Non-maskable software interrupt

FUNCTIONAL DESCRIPTION

3886 Datasheet(PDF) 49 Page - Renesas Technology Corp

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