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PDF UPD780138 Data sheet ( Hoja de datos )

Número de pieza UPD780138
Descripción (UPD78xxxx) 8-Bit Single-Chip Microcontrollers
Fabricantes NEC 
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No Preview Available ! UPD780138 Hoja de datos, Descripción, Manual

User’s Manual
78K0/KE1
8-Bit Single-Chip Microcontrollers
µPD780131
µPD780132
µPD780133
µPD780134
µPD780136
µPD780138
µPD78F0134
µPD78F0138
µPD780131(A)
µPD780132(A)
µPD780133(A)
µPD780134(A)
µPD780136(A)
µPD780138(A)
µPD78F0134(A)
µPD78F0138(A)
µPD780131(A1)
µPD780132(A1)
µPD780133(A1)
µPD780134(A1)
µPD780136(A1)
µPD780138(A1)
µPD78F0134(A1)
µPD78F0138(A1)
µPD780131(A2)
µPD780132(A2)
µPD780133(A2)
µPD780134(A2)
µPD780136(A2)
µPD780138(A2)
Document No. U16228EJ2V0UD00 (2nd edition)
Date Published November 2003 N CP(K)
Printed in Japan
2002

1 page




UPD780138 pdf
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.
[GLOBAL SUPPORT]
http://www.necel.com/en/support/support.html
NEC Electronics America, Inc. (U.S.)
Santa Clara, California
Tel: 408-588-6000
800-366-9782
NEC Electronics (Europe) GmbH
Duesseldorf, Germany
Tel: 0211-65 03 01
• Sucursal en España
Madrid, Spain
Tel: 091-504 27 87
• Succursale Française
Vélizy-Villacoublay, France
Tel: 01-30-67 58 00
• Filiale Italiana
Milano, Italy
Tel: 02-66 75 41
• Branch The Netherlands
Eindhoven, The Netherlands
Tel: 040-244 58 45
• Tyskland Filial
Taeby, Sweden
Tel: 08-63 80 820
NEC Electronics Hong Kong Ltd.
Hong Kong
Tel: 2886-9318
NEC Electronics Hong Kong Ltd.
Seoul Branch
Seoul, Korea
Tel: 02-558-3737
NEC Electronics Shanghai, Ltd.
Shanghai, P.R. China
Tel: 021-6841-1138
NEC Electronics Taiwan Ltd.
Taipei, Taiwan
Tel: 02-2719-2377
NEC Electronics Singapore Pte. Ltd.
Novena Square, Singapore
Tel: 6253-8311
• United Kingdom Branch
Milton Keynes, UK
Tel: 01908-691-133
J03.4
User’s Manual U16228EJ2V0UD
5

5 Page





UPD780138 arduino
3.2 Processor Registers .................................................................................................................. 68
3.2.1 Control registers .............................................................................................................................68
3.2.2 General-purpose registers ..............................................................................................................72
3.2.3 Special Function Registers (SFRs).................................................................................................73
3.3 Instruction Address Addressing .............................................................................................. 78
3.3.1 Relative addressing ........................................................................................................................78
3.3.2 Immediate addressing ....................................................................................................................79
3.3.3 Table indirect addressing ...............................................................................................................80
3.3.4 Register addressing........................................................................................................................80
3.4 Operand Address Addressing .................................................................................................. 81
3.4.1 Implied addressing .........................................................................................................................81
3.4.2 Register addressing........................................................................................................................82
3.4.3 Direct addressing............................................................................................................................83
3.4.4 Short direct addressing...................................................................................................................84
3.4.5 Special function register (SFR) addressing ....................................................................................85
3.4.6 Register indirect addressing ...........................................................................................................86
3.4.7 Based addressing...........................................................................................................................87
3.4.8 Based indexed addressing .............................................................................................................88
3.4.9 Stack addressing ............................................................................................................................89
CHAPTER 4 PORT FUNCTIONS........................................................................................................... 90
4.1 Port Functions............................................................................................................................ 90
4.2 Port Configuration ..................................................................................................................... 92
4.2.1 Port 0..............................................................................................................................................93
4.2.2 Port 1..............................................................................................................................................97
4.2.3 Port 2............................................................................................................................................102
4.2.4 Port 3............................................................................................................................................103
4.2.5 Port 4............................................................................................................................................105
4.2.6 Port 5............................................................................................................................................106
4.2.7 Port 6............................................................................................................................................107
4.2.8 Port 7............................................................................................................................................108
4.2.9 Port 12..........................................................................................................................................109
4.2.10 Port 13..........................................................................................................................................110
4.2.11 Port 14..........................................................................................................................................111
4.3 Registers Controlling Port Function...................................................................................... 112
4.4 Port Function Operations........................................................................................................ 116
4.4.1 Writing to I/O port .........................................................................................................................116
4.4.2 Reading from I/O port ...................................................................................................................116
4.4.3 Operations on I/O port ..................................................................................................................116
CHAPTER 5 CLOCK GENERATOR .................................................................................................... 117
5.1 Functions of Clock Generator ................................................................................................ 117
5.2 Configuration of Clock Generator.......................................................................................... 117
5.3 Registers Controlling Clock Generator ................................................................................. 119
5.4 System Clock Oscillator.......................................................................................................... 126
User’s Manual U16228EJ2V0UD
11

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