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PDF UPD30181 Data sheet ( Hoja de datos )
| Número de pieza | UPD30181 | |
| Descripción | 64/32 Bit Microcontroller | |
| Fabricantes | NEC | |
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Hay una vista previa y un enlace de descarga de UPD30181 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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User’s Manual
VR4181™
64-/32-Bit Microprocessor
Hardware
µPD30181
Document No. U14272EJ3V0UM00 (3rd edition)
Date Published November 2002 NS CP(K)
NEC Electronics Corporation 2000
MIPS Technologies, Inc. 1998
Printed in Japan
1 page  
Regional Information
Some information contained in this document may vary from country to country. Before using any NEC
Electronics product in your application, pIease contact the NEC Electronics office in your country to
obtain a list of authorized representatives and distributors. They will verify:
• Device availability
• Ordering information
• Product release schedule
• Availability of related technical literature
• Development environment specifications (for example, specifications for third-party tools and
components, host computers, power plugs, AC supply voltages, and so forth)
• Network requirements
In addition, trademarks, registered trademarks, export restrictions, and other legal issues may also vary
from country to country.
NEC Electronics America, Inc. (U.S.)
Santa Clara, California
Tel: 408-588-6000
800-366-9782
Fax: 408-588-6130
800-729-9288
NEC Electronics (Europe) GmbH
Duesseldorf, Germany
Tel: 0211-65 03 01
Fax: 0211-65 03 327
• Sucursal en España
Madrid, Spain
Tel: 091-504 27 87
Fax: 091-504 28 60
• Succursale Française
Vélizy-Villacoublay, France
Tel: 01-30-67 58 00
Fax: 01-30-67 58 99
• Filiale Italiana
Milano, Italy
Tel: 02-66 75 41
Fax: 02-66 75 42 99
• Branch The Netherlands
Eindhoven, The Netherlands
Tel: 040-244 58 45
Fax: 040-244 45 80
• Tyskland Filial
Taeby, Sweden
Tel: 08-63 80 820
Fax: 08-63 80 388
• United Kingdom Branch
Milton Keynes, UK
Tel: 01908-691-133
Fax: 01908-670-290
NEC Electronics Hong Kong Ltd.
Hong Kong
Tel: 2886-9318
Fax: 2886-9022/9044
NEC Electronics Hong Kong Ltd.
Seoul Branch
Seoul, Korea
Tel: 02-528-0303
Fax: 02-528-4411
NEC Electronics Shanghai, Ltd.
Shanghai, P.R. China
Tel: 021-6841-1138
Fax: 021-6841-1137
NEC Electronics Taiwan Ltd.
Taipei, Taiwan
Tel: 02-2719-2377
Fax: 02-2719-5951
NEC Electronics Singapore Pte. Ltd.
Novena Square, Singapore
Tel: 6253-8311
Fax: 6250-3583
User’s Manual U14272EJ3V0UM
J02.11
5
5 Page 
PREFACE
Readers
This manual targets users who intend to understand the functions of the VR4181 and
to design application systems using this microprocessor.
Purpose
This manual introduces the hardware functions of the VR4181 to users, following the
organization described below.
Organization
Two manuals are available for the VR4181: Hardware User’s Manual (this manual)
and Architecture User’s Manual common to the VR4100 SeriesTM.
Hardware
User’s Manual
• Pin functions
• Physical address space
• Function of Coprocessor 0
• Initialization interface
• Peripheral units
Architecture
User’s Manual
• Pipeline operation
• Cache organization and memory
management system
• Exception processing
• Interrupts
• Instruction set
How to read this manual
It is assumed that the reader of this manual has general knowledge in the fields of
electric engineering, logic circuits, microcomputers, and SDRAMs.
To learn about the overall functions of the VR4181,
→ Read this manual in sequential order.
To learn about instruction sets,
→ Read VR4100 Series Architecture User’s Manual that is separately
available.
To learn about electrical specifications,
→ Refer to Data Sheet that is separately available.
Conventions
Data significance:
Higher on left and lower on right
Active low:
XXX# (trailing # after pin and signal names)
Note:
Description of item marked with Note in the text
Caution:
Information requiring particular attention
Remark:
Supplementary information
Numeric representation: binary/decimal ... XXXX
hexadecimal ... 0xXXXX
Prefixes representing an exponent of 2 (for address space or memory capacity):
K (kilo) … 210 = 1024
M (mega) … 220 = 10242
G (giga) … 230 = 10243
T (tera) … 240 = 10244
P (peta) … 250 = 10245
E (exa) … 260 = 10246
User’s Manual U14272EJ3V0UM
11
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet UPD30181.PDF ] | |
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