NEC uPD78P4038Y Microcontrollers Manuals

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NEC uPD78P4038Y User Manual (741 pages)

16-Bit Single-Chip Microcontrollers

Brand: NEC | Category: Microcontrollers | Size: 3.03 MB

Table of Contents
13
Chapter 1 General

38
- Features
  
  40
- Ordering Information and Quality Grades
  
  41
  - Ordering Information
    41
  - Quality Grades
    43
- Pin Configuration (Top View)
  
  45
  - Normal Operating Mode
    45
  - PROM Programming Mode
    48
  - Pp ≥ +5 V/+12.5 V, Reset = L)
    48
- Application System Configuration Example (Ppc)
  
  49
- Block Diagram
  
  50
- List of Functions
  
  51
- Differences between Standard-Grade Products and Special-Grade Products
  
  53
- MAJOR DIFFERENCES with Μ Μ Μ Μ Μ PD784026 SUBSERIES
  
  53
Chapter 2 Pin Functions

54
- Pin Function Tables
  
  54
  - Normal Operating Mode
    54
  - PROM Programming Mode
    57
  - 12.5 V, Reset = L)
    57
- Pin Functions
  
  58
  - Normal Operating Mode
    58
  - PROM Programming Mode ( Μ PD78P4038)
    65
- Input/Output Circuits and Connection of Unused Pins
  
  66
- Cautions
  
  69
Chapter 3 Cpu Architecture

70
- Memory Space
  
  70
- Internal Rom Area
  
  77
- Base Area
  
  78
  - Vector Table Area
    78
  - CALLT Instruction Table Area
    79
  - CALLF Instruction Entry Area
    79
- Internal Data Area
  
  80
  - Internal RAM Area
    80
  - Special Function Register (SFR) Area
    82
  - External SFR Area
    82
- External Memory Space
  
  83
- Μ Μ Μ Μ Μ PD78P4038 MEMORY MAPPING
  
  83
- Control Registers
  
  84
  - Program Counter (PC)
    84
  - Program Status Word (PSW)
    84
  - Use of RSS Bit
    87
  - Stack Pointer (SP)
    89
- General Registers
  
  92
  - Configuration
    92
  - Functions
    94
- Special Function Registers (Sfrs)
  
  97
- Cautions
  
  102
Chapter 4 Clock Generator

104
- Configuration and Function
  
  104
- Control Registers
  
  106
  - Standby Control Register (STBC)
    106
  - Oscillation Stabilization Time Specification Register (OSTS)
    107
- Clock Generator Operation
  
  108
  - Clock Oscillator
    108
  - Divider
    108
- Cautions
  
  109
  - When an External Clock Is Input
    109
  - When Crystal/Ceramic Oscillation Is Used
    110
Chapter 5 Port Functions

113
- Digital Input/Output Ports
  
  113
- Port 0
  
  115
  - Hardware Configuration
    115
  - I/O Mode/Control Mode Setting
    116
  - Operating Status
    116
  - Internal Pull-Up Resistors
    118
  - Transistor Drive
    119
- Port 1
  
  120
  - Hardware Configuration
    121
  - I/O Mode/Control Mode Setting
    126
  - Operating Status
    127
  - Internal Pull-Up Resistors
    129
  - Direct LED Drive
    130
- Port 2
  
  131
  - Hardware Configuration
    132
  - Input Mode/Control Mode Setting
    134
  - Operating Status
    134
  - Internal Pull-Up Resistors
    134
- Port 3
  
  136
  - Hardware Configuration
    137
  - I/O Mode/Control Mode Setting
    141
  - Operating Status
    142
  - Internal Pull-Up Resistors
    144
- Port 4
  
  145
  - Hardware Configuration
    145
  - I/O Mode/Control Mode Setting
    147
  - Operating Status
    148
  - Internal Pull-Up Resistors
    150
  - Direct LED Drive
    151
- Port 5
  
  151
  - Hardware Configuration
    151
  - I/O Mode/Control Mode Setting
    153
  - Operating Status
    154
  - Internal Pull-Up Resistors
    156
  - Direct LED Drive
    157
- Port 6
  
  158
  - Hardware Configuration
    160
  - I/O Mode/Control Mode Setting
    164
  - Operating Status
    165
  - Internal Pull-Up Resistors
    167
- Port 7
  
  168
  - Hardware Configuration
    168
  - I/O Mode/Control Mode Setting
    169
  - Operating Status
    169
  - Internal Pull-Up Resistors
    170
  - Caution
    170
- Port Output Check Function
  
  171
- Cautions
  
  172
Chapter 6 Real-Time Output Function

173
- Configuration and Function
  
  173
- Real-Time Output Port Control Register (Rtpc)
  
  175
- Real-Time Output Port Accesses
  
  176
- Operation
  
  178
- Example of Use
  
  181
- Cautions
  
  183
Chapter 7 Outline of Timer/Counter

184
Chapter 8 Timer/Counter 0

186
- Functions
  
  186
- Configuration
  
  189
- Timer/Counter 0 Control Registers
  
  193
- 16-Bit Timer Register 0 (Tm0) Operation
  
  198
  - Basic Operation
    198
  - Clear Operation
    200
- External Event Counter Function
  
  202
- Compare Register and Capture Register Operation
  
  205
  - Compare Operations
    205
  - Capture Operations
    207
- Basic Operation of Output Control Circuit
  
  208
  - Basic Operation
    210
  - Toggle Output
    210
  - PWM Output
    211
  - PPG Output
    217
  - Software Triggered One-Shot Pulse Output
    223
- Examples of Use
  
  224
  - Operation as Interval Timer (1)
    224
  - Operation as Interval Timer (2)
    226
  - Pulse Width Measurement Operation
    228
  - Operation as PWM Output
    230
  - Operation as PPG Output
    234
  - Example of Software Triggered One-Shot Pulse Output
    238
- Cautions
  
  241
Chapter 9 Timer/Counter 1

246
- Functions
  
  246
- Configuration
  
  248
- Timer/Counter 1 Control Registers
  
  252
- Timer Register 1 (Tm1) Operation
  
  256
  - Basic Operation
    256
  - Clear Operation
    259
- External Event Counter Function
  
  261
- Compare Register, Capture/Compare Register, and Capture Register Operation
  
  264
  - Compare Operations
    264
  - Capture Operations
    266
- Examples of Use
  
  270
- Cautions
  
  278
Chapter 10 Timer/Counter 2

284
- Functions
  
  284
- Configuration
  
  287
- Timer/Counter 2 Control Registers
  
  291
- Timer Register 2 (Tm2) Operation
  
  296
  - Basic Operation
    296
  - Clear Operation
    299
- External Event Counter Function
  
  301
- One-Shot Timer Function
  
  304
- Compare Register, Capture/Compare Register, and Capture Register Operation
  
  305
  - Compare Operations
    305
  - Capture Operations
    307
- Basic Operation of Output Control Circuit
  
  312
  - Basic Operation
    314
  - Toggle Output
    314
  - PWM Output
    316
  - PPG Output
    323
- Examples of Use
  
  330
  - Operation as Interval Timer (1)
    330
  - Operation as Interval Timer (2)
    333
  - Pulse Width Measurement Operation
    336
  - Operation as PWM Output
    339
  - Operation as PPG Output
    343
  - Operation as External Event Counter
    347
  - Operation as One-Shot Timer
    349
- Cautions
  
  352
Chapter 11 Timer 3

358
- Function
  
  358
- Configuration
  
  359
- Timer 3 Control Registers
  
  361
- Timer Register 3 (Tm3) Operation
  
  363
  - Basic Operation
    363
  - Clear Operation
    366
- Compare Register Operation
  
  368
- Example of Use
  
  369
- Cautions
  
  371
Chapter 12 Watchdog Timer Function

373
- Configuration
  
  373
- Watchdog Timer Mode Register (Wdm)
  
  374
- Operation
  
  376
  - Count Operation
    376
  - Interrupt Priorities
    376
- Cautions
  
  377
  - General Cautions on Use of Watchdog Timer
    377
  - Cautions on Μ PD784038 Subseries Watchdog Timer
    377
Chapter 13 Pwm Output Unit

378
- Pwm Output Unit Configuration
  
  378
- Pwm Output Unit Control Registers
  
  379
  - PWM Control Register (PWMC)
    379
  - PWM Prescaler Register (PWPR)
    380
  - PWM Modulo Registers (PWM0, PWM1)
    380
- Pwm Output Unit Operation
  
  381
- Caution
  
  384
Chapter 14 A/D Converter

385
- Configuration
  
  385
- A/D Converter Mode Register (Adm)
  
  389
- Operation
  
  392
  - Basic A/D Converter Operation
    392
  - Select Mode
    396
  - Scan Mode
    397
  - A/D Conversion Operation Start by Software
    399
  - A/D Conversion Operation Start by Hardware
    401
- External Circuit of A/D Converter
  
  404
- Cautions
  
  404
Chapter 15 D/A Converter

406
- Configuration
  
  406
- D/A Converter Mode Register (Dam)
  
  407
- D/A Converter Operation
  
  408
  - Basic Operation
    408
  - D/A Converter Standby Operation
    408
- Cautions
  
  409
Chapter 16 Outline of Serial Interface

410
Chapter 17 Asynchronous Serial Interface/3-Wire Serial I/O

412
Chapter 18 3-Wire/2-Wire Serial I/O Mode

446
- Functions
  
  446
- Configuration
  
  446
- Control Registers
  
  449
- 3-Wire Serial I/O Mode
  
  451
  - Basic Operation Timing
    452

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NEC uPD78P4038Y Microcontrollers Manuals

NEC uPD78P4038Y User Manual (741 pages)

Table of Contents

Chapter 1 General

Features

Ordering Information and Quality Grades

Pin Configuration (Top View)

Application System Configuration Example (Ppc)

Block Diagram

List of Functions

Differences between Standard-Grade Products and Special-Grade Products

MAJOR DIFFERENCES with Μ Μ Μ Μ Μ PD784026 SUBSERIES

Chapter 2 Pin Functions

Pin Function Tables

Pin Functions

Input/Output Circuits and Connection of Unused Pins

Cautions

Chapter 3 Cpu Architecture

Memory Space

Internal Rom Area

Base Area

Internal Data Area

External Memory Space

Μ Μ Μ Μ Μ PD78P4038 MEMORY MAPPING

Control Registers

General Registers

Special Function Registers (Sfrs)

Cautions

Chapter 4 Clock Generator

Configuration and Function

Control Registers

Clock Generator Operation

Cautions

Chapter 5 Port Functions

Digital Input/Output Ports

Port 0

Port 1

Port 2

Port 3

Port 4

Port 5

Port 6

Port 7

Port Output Check Function

Cautions

Chapter 6 Real-Time Output Function

Configuration and Function

Real-Time Output Port Control Register (Rtpc)

Real-Time Output Port Accesses

Operation

Example of Use

Cautions

Chapter 7 Outline of Timer/Counter

Chapter 8 Timer/Counter 0

Functions

Configuration

Timer/Counter 0 Control Registers

16-Bit Timer Register 0 (Tm0) Operation

External Event Counter Function

Compare Register and Capture Register Operation

Basic Operation of Output Control Circuit

Examples of Use

Cautions

Chapter 9 Timer/Counter 1

Functions

Configuration

Timer/Counter 1 Control Registers

Timer Register 1 (Tm1) Operation

External Event Counter Function

Compare Register, Capture/Compare Register, and Capture Register Operation

Examples of Use

Cautions

Chapter 10 Timer/Counter 2

Functions

Configuration

Timer/Counter 2 Control Registers

Timer Register 2 (Tm2) Operation

External Event Counter Function

One-Shot Timer Function

Compare Register, Capture/Compare Register, and Capture Register Operation