NEC uPD78P078 manuals

Nec uPD78P078 User Manual (627 pages)

Brand: Nec | Category: Hardware | Size: 2.41 MB |

English

Table of contents

PD78078, 78078Y Subseries

1

NOTES FOR CMOS DEVICES

3

M7 96.5

4

Regional Information

5

INTRODUCTION

7

bus interface) mode √ —

9

mode — √

9

• Other Documents

11

LIST OF FIGURES (1/9)

21

LIST OF FIGURES (2/9)

22

LIST OF FIGURES (3/9)

23

LIST OF FIGURES (4/9)

24

LIST OF FIGURES (5/9)

25

LIST OF FIGURES (6/9)

26

LIST OF FIGURES (7/9)

27

LIST OF FIGURES (8/9)

28

LIST OF FIGURES (9/9)

29

LIST OF TABLES (1/3)

30

LIST OF TABLES (2/3)

31

LIST OF TABLES (3/3)

32

CHAPTER 1 OUTLINE (

33

1.1 Features

33

1.2 Application Fields

34

1.3 Ordering Information

34

1.4 Quality Grade

35

2. Connect AVDD pin to VDD

37

3. Connect AVSS pin to VSS

37

PD78P078

37

Pin Identifications

39

SS via a pull-down resistor

41

SS : Connect to the ground

41

DD : Power Supply

41

PP : Programming Power Supply

41

SS : Ground

41

1.6 78K/0 Series Expansion

42

10-bit timer: 1 channel

43

2. 10-bit timer: 1 channel

43

1.7 Block Diagram

44

1.8 Outline of Function

45

DD = 1.8 to 5.5 V

46

A = –40 to +85°C

46

1.9 Mask Options

47

1.10 Differences with

47

PD78054 Subseries

47

CHAPTER 2 OUTLINE (

49

PD78078Y SUBSERIES)

49

2.1 Features

49

2.2 Application Fields

50

2.3 Ordering Information

50

2.4 Quality Grade

51

SS directly

53

DD pin to VDD

53

SS pin to VSS

53

2.6 78K/0 Series Expansion

58

2.7 Block Diagram

60

2.8 Outline of Function

61

2.9 Mask Options

63

2.10 Differences with

63

PD78054Y Subseries

63

CHAPTER 3 PIN FUNCTION (

65

3.1 Pin Function List

65

(1) Port pins (2/3)

66

(1) Port pins (3/3)

67

(2) Non-port pins (1/2)

68

(2) Non-port pins (2/2)

69

PD78P078 only)

69

As short as possible

77

DD or VSS

78

CHAPTER 4 PIN FUNCTION (

83

4.1 Pin Function List

83

PD78P078Y only)

87

CHAPTER 5 CPU ARCHITECTURE

101

5.1 Memory Spaces

101

Figure 5-2. Memory Map (

102

PD78078, 78078Y)

102

PD78P078, 78P078Y)

109

5.2 Processor Registers

110

Register specify code

123

Operation code

123

10000100

123

Identifier Description

124

— [DE], [HL]

127

— [HL + byte]

128

— [HL + B], [HL + C]

129

CHAPTER 6 PORT FUNCTIONS

131

6.1 Port Functions

131

Table 6-1. Port Functions (

132

PD78078 Subseries) (1/2)

132

PD78078 Subseries) (2/2)

133

Table 6-2. Port Functions (

134

PD78078Y Subseries) (1/2)

134

Table 6-2. Port Functions (

135

PD78078Y Subseries) (2/2)

135

6.2 Port Configuration

136

P00/INTP0/TI00

137

Internal bus

137

PM : Port mode register

140

RD : Port 2 read signal

140

WR : Port 2 write signal

140

RD : Port 7 read signal

149

WR : Port 7 write signal

149

6.4 Port Function Operations

163

6.5 Selection of Mask Option

164

CHAPTER 7 CLOCK GENERATOR

165

Selector

166

Feedback resistor

167

X = 5.0 MHz, fXT = 32.768 kHz

169

7.4 System Clock Oscillator

171

IC X2 X1

173

IC X2 X1 XT1 XT2

173

X) is secured automatically

179

X = 5.0 MHz

183

Inversion operation disabled

194

Inversion operation enabled

194

0000110/10

198

TMC03 TMC02 TMC01 OVF0

198

TMC0 01000000

201

TMC01TMC02TMC03

201

PWM mode

201

AN = VREF x

202

≤ CR01 < CR00 ≤ FFFFH

203

TMC0 00/1100000

204

OVF0TMC01TMC02TMC03

204

Free-Running Mode

204

CRC0 10100000

206

CRC00CRC01CRC02

206

CR00 set as capture register

206

CR01 set as capture register

206

TMC0 00/1110000

211

CRC0 00/10/100000

213

CR00 set as compare register

213

Timer Start

219

Count Pulse

219

SCK : Serial clock frequency

229

Count Clock

241

Count Start

241

CR10 N N

241

TM1, TM2 Count Value

246

00H 01H 02H 03H 04H

246

CR10, CR20

247

X – 1 X FFH 00H 01H 02H

247

• Interval timer

249

• External event counter

249

• Square-wave output

249

• PWM output

249

(Setting prohibited)

260

CRn0 N N

262

Remark n = 5, 6

265

TM5, TM6 Count Value 00H

267

01H 02H 03H 04H

267

CHAPTER 11 WATCH TIMER

269

11.1 Watch Timer Functions

269

11.4 Watch Timer Operations

274

CHAPTER 12 WATCHDOG TIMER

275

PCL/P35 Pin Output

283

CHAPTER 15 A/D CONVERTER

293

15.1 A/D Converter Functions

293

Tap Selector

294

15.5 A/D Converter Cautions

305

REF0 and ANI0 to ANI7. Since

306

CHAPTER 16 D/A CONVERTER

309

16.1 D/A Converter Functions

309

PD78078, 78078Y

314

PD78078 SUBSERIES)

315

RESET input sets SBIC to 00H

330

SO0 latch

331

SB0 (SB1)

336

READYACK

339

(4) Various signals

344

Figure 17-22. ACKT Operation

345

Figure 17-25. BSYE Operation

347

ACK BUSY

348

Note 2 Note 2

358

SO0 Latch

361

From Serial Clock

363

Control Circuit

363

PD78078Y Subseries)

365

A6 A5 A4 A3 A2 A1 A0 R/W

392

SDA0 (SDA1)

392

Master and Slave) (1/3)

401

Master and Slave) (2/3)

402

(b) Data

402

Master and Slave) (3/3)

403

(c) Stop condition

403

BUSY1 BUSY0

420

Shift Register 1

426

Operation

426

Interval

440

Interval Interval

444

D7 D6 D5

444

or longer

456

Receive Buffer

458

Register

458

(RXB/SIO2)

458

TPS3 TPS2 TPS1 TPS0

459

MDL3 MDL2 MDL1 MDL0

459

RESET input sets ASIM to 00H

470

RESET input sets BRGC to 00H

486

SCK) selected with

492

CY = 0.4

492

CY = 0.2

492

[Example]

493

PSW and PC Save, Jump

514

CPU: CPU clock)

516

1 Instruction

520

Execution

520

22.5 Test Functions

523

Lower Address

537

CHAPTER 24 STANDBY FUNCTION

545

Oscillation

549

DD via a pull-up

550

XT is selected as count

550

CHAPTER 25 RESET FUNCTION

553

25.1 Reset Function

553

CHAPTER 25 RESET FUNCTION

555

CHAPTER 26 ROM CORRECTION

559

Source program

562

26.5 ROM Correction Example

565

26.6 Program Execution Flow

566

CHAPTER 27

569

PD78P078, 78P078Y

569

27.3 PROM Programming

572

G = Start address

574

N = Last address of program

574

G = Start address

576

DD and VPP pins

578

CHAPTER 28 INSTRUCTION SET

581

28.2 Operation List

584

(1) 8-bit instructions

592

[HL + B] $addr16

593

[HL + C]

593

PD78070A

597

PD78078 and

599

B.3.1 Hardware

601

APPENDIX B DEVELOPMENT TOOLS

602

Notes 1, 2

603

B.2 PROM Writing Tools

604

B.3 Debugging Tools

605

B.4 OS for IBM PC

609

Package dimension (unit: mm)

610

EV-9200GF-100

611

Based on EV-9200GF-100

612

(2) Pad drawing (in mm)

612

Real-time OS (1/2)

613

Real-time OS (2/2)

614

APPENDIX D REGISTER INDEX

615

D.1 Register Name Index

615

D.2 Register Symbol Index

619

APPENDIX E REVISION HISTORY

623

Facsimile

627

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