UPD77115A データシートの表示（PDF） - NEC => Renesas Technology

部品番号

コンポーネント説明

メーカー

UPD77115A

16-BIT FIXED-POINT DIGITAL SIGNAL PROCESSOR

NEC => Renesas Technology 

µPD77115, 77115A

6.1.2 Interrupt vector table

Addresses 0x200 to 0x23F of the instruction memory are entry points (vectors) of interrupts. Four instruction

addresses are assigned to each interrupt source.

Vector

0x200

0x204

0x208

0x20C

0x210

0x214

0x218

0x21C

0x220

0x224

0x228

0x22C

0x230

0x234

0x238

0x23C

Interrupt Source

Reset

Reserved

INT1

INT2

INT3

INT4

SI input

SO output

SDDAT input / PBU

SDDAT output

HI input

HO output

SDCR input

Timer

Cautions

1. Although reset is not an interrupt, it is handled like an interrupt as an entry to a vector.

2. It is recommended that unused interrupt source vectors be used to branch an error

processing routine.

22

Data Sheet U14867EJ5V0DS

Share Link: