UPD178002 datasheet(22/48 Pages) NEC

Part #	UPD178002

Description	8-BIT SINGLE-CHIP MICROCONTROLLERS

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µPD178002, 178003

Data Sheet U12628EJ3V0DS00

6. INTERRUPT FUNCTIONS AND TEST FUNCTIONS

6.1 Interrupt Functions

A total of 8 interrupt sources are provided, divided into the following two types.

• Maskable: 7

• Software:

1

Table 6-1. Interrupt Source List

Interrupt

Note 1

Interrupt Source

Internal/

Vector

Basic

Default

Table

Configuration

Type

Priority

Name

Trigger

External

Address

TypeNote 2

Maskable

0

INTP0

Pin input edge detection

External

0006H

(A)

1

INTP1

0008H

(B)

2

INTCSI1

End of serial interface channel 1 transfer

Internal

0016H

(C)

3

INTTMC

Generation of matching signal of basic timer

0018H

4

INTTM1

Generation of matching signal of 8-bit

001CH

timer/event counter 1

5

INTTM2

Generation of matching signal of 8-bit

001EH

timer/event counter 2

6

INTAD

End of conversion by A/D converter

0020H

Software

—

BRK

Execution of BRK instruction

—

003EH

(D)

Notes 1. The default priority is a priority order when several maskable interrupts are generated at the same time.

0 is the highest order and 6 is the lowest order.

2. Basic configuration types (A) to (D) correspond to (A) to (D) in Figure 6-1.

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