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NEC mPD70F3204Y Manual

NEC mPD70F3204Y Manual (518 pages)

32-Bit Single-Chip Microcontrollers

Brand: NEC | Category: Microcontrollers | Size: 3.22 MB

Table of Contents

Table of Contents
8
Chapter 1 Introduction

23
- Overview
  23
- Features
  24
- Application Fields
  25
- Ordering Information
  26
- V850Es/Sa2
  26
- V850Es/Sa3
  26
- Pin Configuration (Top View)
  27
- Function Block Configuration
  31
- Internal Block Diagram
  31
- Internal Units
  33
Chapter 2 Pin Functions

36
Chapter 3 Cpu Function

60
- Features
  60
- CPU Register Set
  61
- Program Register Set
  62
- System Register Set
  63
- Operation Modes
  69
- Address Space
  70
- CPU Address Space
  70
- Image
  71
- Wrap-Around of CPU Address Space
  72
- Memory Map
  73
- Areas
  75
- Recommended Use of Address Space
  79
- Peripheral I/O Registers
  81
- Special Registers
  89
- Notes
  92
Chapter 4 Port Functions

93
- Features
  93
- V850Es/Sa2
  93
- V850Es/Sa3
  93
- Basic Configuration of Port
  94
- V850Es/Sa2
  94
- V850Es/Sa3
  95
- Port Configuration
  96
- Port 0
  97
- Port 2
  104
- Port 3
  111
- Port 4
  118
- Port 7
  128
- Port 8
  130
- Port 9
  132
- Port CD
  147
- Port CM
  150
- Port CS
  156
- Port CT
  161
- Port DH
  166
- Port DL
  170
- Operation of Port Function
  180
- Writing Data to I/O Port
  180
- Reading Data from I/O Port
  180
- Operation with I/O Port
  180
Chapter 5 Bus Control Function

181
- Features
  181
- Bus Control Pins
  181
- Pin Status When Internal ROM, Internal RAM, or Peripheral I/O Is Accessed
  182
- Pin Status in each Operation Mode
  182
- Memory Block Function
  183
- Chip Select Control Function
  184
- External Bus Interface Mode Control Function
  184
- Bus Access
  185
- Number of Clocks for Access
  185
- Bus Size Setting Function
  185
- Access by Bus Size
  186
- Wait Function
  192
- Programmable Wait Function
  192
- External Wait Function
  193
- Relationship between Programmable Wait and External Wait
  193
- Programmable Address Wait Function
  194
- Idle State Insertion Function
  195
- Bus Hold Function
  196
- Functional Outline
  196
- Bus Hold Procedure
  197
- Operation in Power Save Mode
  197
- Bus Priority
  198
- Boundary Operation Conditions
  198
- Program Space
  198
- Data Space
  198
- Bus Timing
  199
Chapter 6 Clock Generation Function

205
- Overview
  205
- Configuration
  206
- Control Registers
  208
- Operation
  211
- Operation of each Clock
  211
- Clock Output Function
  211
- Prescaler 3
  212
- Control Register
  213
- Generation of Baud Rate
  214
Chapter 7 Timer/Counter Function

215
Chapter 8 Real-Time Counter Function

263
- Function
  263
- Real-Time Counter Control Registers
  264
- Operation
  270
- Initializing Counter and Count-Up
  270
- Rewriting Counter
  270
- Controlling Interrupt Request Signal Output
  271
- Notes
  271
Chapter 9 Watchdog Timer Functions

273
- Functions
  273
- Configuration
  275
- Watchdog Timer Control Registers
  275
- Operation
  278
- Operation as Watchdog Timer
  278
- Operation as Interval Timer
  279
- Oscillation Stabilization Time Selection Function
  280
Chapter 10 A/D Converter

281
- Function
  281
- Configuration
  283
- Control Registers
  285
- Operation
  290
- Conversion Operation
  290
- Conversion Operation (Power Fail Monitoring Function)
  290
Chapter 11 D/A Converter

291
- Functions
  291
- Configuration
  292
- D/A Converter Control Registers
  292
- Operation
  294
- Operation in Normal Mode
  294
- Operation in Real-Time Output Mode
  294
- Cautions
  295
Chapter 12 Serial Interface Function

296
- Features
  296
- Selecting CSI1 or UART0 Mode
  297
- Selecting CSI0 or I C Mode
  298
- Asynchronous Serial Interface N (Uartn)
  299
- Features
  299
- Configuration
  300
- Control Registers
  302
- Interrupt Requests
  309
- Operation
  310
- Dedicated Baud Rate Generator N (Brgn)
  322
- Cautions
  329
- Clocked Serial Interface N (Csin)
  330
- Features
  330
- Configuration
  330
- Control Registers
  332
- Operation
  338
- Output Pins
  341
- System Configuration Example
  342
- I C Bus
  343
- Configuration
  346
- C Control Registers
  348
- I C Bus Mode Functions
  359
- C Bus Definitions and Control Methods
  360
- C Interrupt Request (INTIIC)
  367
- Interrupt Request (INTIIC) Generation Timing and Wait Control
  385
- Address Match Detection Method
  386
- Error Detection
  386
- Extension Code
  386
- Arbitration
  387
- Wakeup Function
  389
- Communication Reservation
  390
- Cautions
  393
- Communication Operations
  394
- Timing of Data Communication
  396
Chapter 13 Dma Functions (Dma Controller)

403
- Features
  403
- Configuration
  404
- Control Registers
  405
- DMA Source Address Registers 0 to 3 (DSA0 to DSA3)
  405
- DMA Destination Address Registers 0 to 3 (DDA0 to DDA3)
  406
- DMA Byte Count Registers 0 to 3 (DBC0 to DBC3)
  407
- DMA Addressing Control Registers 0 to 3 (DADC0 to DADC3)
  408
- DMA Channel Control Registers 0 to 3 (DCHC0 to DCHC3)
  409
- DMA Trigger Factor Registers 0 to 3 (DTFR0 to DTFR3)
  410
- DMA Bus States
  412
- Types of Bus States
  412
- DMAC Bus Cycle State Transition
  413
- Transfer Mode
  414
- Single Transfer Mode
  414
- Transfer Types
  414
- Two-Cycle Transfer
  414
- Transfer Object
  415
- Transfer Type and Transfer Object
  415
- External Bus Cycles During DMA Transfer (Two-Cycle Transfer)
  415
- DMA Channel Priorities
  416
- DMA Transfer Start Factors
  416
- DMA Transfer End
  416
- DMA Transfer End Interrupt
  416
- Terminal Count Output Upon DMA Transfer End
  416
- Precautions
  417
- Interrupt Factors
  417
Chapter 14 Interrupt/Exception Processing Function

418
- Features
  418
- Non-Maskable Interrupts
  421
- Operation
  423
- Restore
  424
- NP Flag
  425
- Eliminating Noise on NMI Pin
  425
- Function to Detect Edge of NMI Pin
  425
- Maskable Interrupts
  427
- Operation
  427
- Restore
  429
- Priorities of Maskable Interrupts
  430
- Interrupt Control Register (Xxicn)
  434
- Interrupt Mask Registers 0 to 2 (IMR0 to IMR2)
  436
- In-Service Priority Register (ISPR)
  437
- Maskable Interrupt Status Flag
  437
- Watchdog Timer Mode Register (WDTM)
  438
- Eliminating Noise on INTP0 to INTP6 Pins
  438
- Function to Detect Edge of INTP0 to INTP6 Pins
  438
- Software Exception
  441
- Operation
  441
- Restore
  442
- Exception Status Flag (EP)
  443
- Exception Trap
  444
- Illegal Opcode Definition
  444
- Interrupt Acknowledge Time of CPU
  446
- Periods in Which Interrupts Are Not Acknowledged by CPU
  447
Chapter 15 Standby Function

448
- Overview
  448
- HALT Mode
  451
- Setting and Operation Status
  451
- Releasing HALT Mode
  451
- IDLE Mode
  453
- Setting and Operation Status
  453
- Releasing IDLE Mode
  453
- Software STOP Mode
  455
- Setting and Operation Status
  455
- Releasing Software STOP Mode
  455
- Securing Oscillation Stabilization Time
  457
- Subclock Operation Mode
  458
- Setting and Operation Status
  458
- Releasing Subclock Operation Mode
  458
- Sub-IDLE Mode
  460
- Setting and Operation Status
  460
- Releasing Sub-IDLE Mode
  460
- Backup Mode
  462
- Setting and Operation Status
  463
- Releasing Backup Mode
  464
- Control Registers
  466
Chapter 16 Reset Function

467
- Overview
  467
- Configuration
  467
- Operation
  468
Chapter 17 Rom Correction Function

471
- Overview
  471
- Control Registers
  472
- Correction Address Registers 0 to 3 (CORAD0 to CORAD3)
  472
- Correction Control Register (CORCN)
  473
- ROM Correction Operation and Program Flow
  473
Chapter 18 Flash Memory

475
- Features
  475
- Erasure Unit
  476
- Writing with Flash Programmer
  477
- Programming Environment
  477
- Communication Mode
  478
- Pin Connection
  480
- FLMD0 Pin
  480
- Serial Interface Pin
  480
- RESET Pin
  483
- Port Pins (Including NMI)
  483
- Other Signal Pins
  483
- Power Supply
  483
- Programming Method
  484
- Flash Memory Control
  484
- Flash Memory Programming Mode
  485
- Selection of Communication Mode
  486
- Communication Command
  486
Chapter 19 Electrical Specifications (Target)

488
Chapter 20 Package Drawings

514

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