NEC uPD78056Y User Manual

User’s manual

This manual is related to the following products:

PD78056Y PD78055Y PD78058 PD78052Y PD78P058Y PD78P054 PD78054Y uPD78054Y PD78056 PD78058Y uPD78058Y uPD78052 uPD78055Y PD78053Y uPD78052Y uPD78054 uPD78P058 uPD78053 PD78052(A) uPD78053Y uPD78056 PD78055 uPD78058 uPD78P054 PD78052 PD78053(A) PD78053 PD78054(A)

Table of contents

Document Outline

COVER
Major Revisions in This Edition
PREFACE
CHAPTER 1 GENERAL (uPD78054 Subseries)
- 1.1 Features
- 1.2 Applications
- 1.3 Ordering Information
- 1.4 Quality Grade
- 1.5 Pin Configuration (Top View)
- 1.6 78K/0 Series Expansion
- 1.7 Block Diagram
- 1.8 Outline of Function
- 1.9 Differences between Standard Quality Grade Products and (A) Products
- 1.10 Mask Options
CHAPTER 2 GENERAL (uPD78054Y Subseries)
- 2.1 Features
- 2.2 Applications
- 2.3 Ordering Information
- 2.4 Quality Grade
- 2.5 Pin Configuration (Top View)
- 2.6 78K/0 Series Expansion
- 2.7 Block Diagram
- 2.8 Outline of Function
- 2.9 Mask Options
CHAPTER 3 PIN FUNCTION (uPD78054 Subseries)
- 3.1 Pin Function List
  - 3.1.1 Normal operating mode pins
  - 3.1.2 PROM programming mode pins (PROM versions only)
- 3.2 Description of Pin Functions
- 3.3 Input/output Circuits and Recommended Connection of Unused Pins
CHAPTER 4 PIN FUNCTION (uPD78054Y Subseries)
- 4.1 Pin Function List
  - 4.1.1 Normal operating mode pins
  - 4.1.2 PROM programming mode pins (PROM versions only)
- 4.2 Description of Pin Functions
- 4.3 Input/output Circuits and Recommended Connection of Unused Pins
CHAPTER 5 CPU ARCHITECTURE
- 5.1 Memory Spaces
- 5.2 Processor Registers
- 5.3 Instruction Address Addressing
- 5.4 Operand Address Addressing
CHAPTER 6 PORT FUNCTIONS
- 6.1 Port Functions
- 6.2 Port Configuration
- 6.3 Port Function Control Registers
- 6.4 Port Function Operations
- 6.5 Selection of Mask Option
CHAPTER 7 CLOCK GENERATOR
- 7.1 Clock Generator Functions
- 7.2 Clock Generator Configuration
- 7.3 Clock Generator Control Register
- 7.4 System Clock Oscillator
- 7.5 Clock Generator Operations
  - 7.5.1 Main system clock operations
  - 7.5.2 Subsystem clock operations
- 7.6 Changing System Clock and CPU Clock Settings
  - 7.6.1 Time required for switchover between system clock and CPU clock
  - 7.6.2 System clock and CPU clock switching procedure
CHAPTER 8 16-BIT TIMER/EVENT COUNTER
- 8.1 Outline of Timers Incorporated in the uPD78054, 78054Y Subseries
- 8.2 16-Bit Timer/Event Counter Functions
- 8.3 16-Bit Timer/Event Counter Configuration
- 8.4 16-Bit Timer/Event Counter Control Registers
- 8.5 16-Bit Timer/Event Counter Operations
- 8.6 16-Bit Timer/Event Counter Operating Precautions
CHAPTER 9 8-BIT TIMER/EVENT COUNTERS 1 AND 2
- 9.1 8-Bit Timer/Event Counters 1 and 2 Functions
  - 9.1.1 8-bit timer/event counter mode
  - 9.1.2 16-bit timer/event counter mode
- 9.2 8-Bit Timer/Event Counters 1 and 2 Configurations
- 9.3 8-Bit Timer/Event Counters 1 and 2 Control Registers
- 9.4 8-Bit Timer/Event Counters 1 and 2 Operations
  - 9.4.1 8-bit timer/event counter mode
  - 9.4.2 16-bit timer/event counter mode
- 9.5 Cautions on 8-Bit Timer/Event Counters 1 and 2
CHAPTER 10 WATCH TIMER
- 10.1 Watch Timer Functions
- 10.2 Watch Timer Configuration
- 10.3 Watch Timer Control Registers
- 10.4 Watch Timer Operations
  - 10.4.1 Watch timer operation
  - 10.4.2 Interval timer operation
CHAPTER 11 WATCHDOG TIMER
- 11.1 Watchdog Timer Functions
- 11.2 Watchdog Timer Configuration
- 11.3 Watchdog Timer Control Registers
- 11.4 Watchdog Timer Operations
  - 11.4.1 Watchdog timer operation
  - 11.4.2 Interval timer operation
CHAPTER 12 CLOCK OUTPUT CONTROL CIRCUIT
- 12.1 Clock Output Control Circuit Functions
- 12.2 Clock Output Control Circuit Configuration
- 12.3 Clock Output Function Control Registers
CHAPTER 13 BUZZER OUTPUT CONTROL CIRCUIT
- 13.1 Buzzer Output Control Circuit Functions
- 13.2 Buzzer Output Control Circuit Configuration
- 13.3 Buzzer Output Function Control Registers
CHAPTER 14 A/D CONVERTER
- 14.1 A/D Converter Functions
- 14.2 A/D Converter Configuration
- 14.3 A/D Converter Control Registers
- 14.4 A/D Converter Operations
- 14.5 A/D Converter Cautions
CHAPTER 15 D/A CONVERTER
- 15.1 D/A Converter Functions
- 15.2 D/A Converter Configuration
- 15.3 D/A Converter Control Registers
- 15.4 Operations of D/A Converter
- 15.5 Cautions Related to D/A Converter
CHAPTER 16 SERIAL INTERFACE CHANNEL 0 (uPD78054 Subseries)
- 16.1 Serial Interface Channel 0 Functions
- 16.2 Serial Interface Channel 0 Configuration
- 16.3 Serial Interface Channel 0 Control Registers
- 16.4 Serial Interface Channel 0 Operations
CHAPTER 17 SERIAL INTERFACE CHANNEL 0 (uPD78054Y Subseries)
- 17.1 Serial Interface Channel 0 Functions
- 17.2 Serial Interface Channel 0 Configuration
- 17.3 Serial Interface Channel 0 Control Registers
- 17.4 Serial Interface Channel 0 Operations
CHAPTER 18 SERIAL INTERFACE CHANNEL 1
- 18.1 Serial Interface Channel 1 Functions
- 18.2 Serial Interface Channel 1 Configuration
- 18.3 Serial Interface Channel 1 Control Registers
- 18.4 Serial Interface Channel 1 Operations
CHAPTER 19 SERIAL INTERFACE CHANNEL 2
- 19.1 Serial Interface Channel 2 Functions
- 19.2 Serial Interface Channel 2 Configuration
- 19.3 Serial Interface Channel 2 Control Registers
- 19.4 Serial Interface Channel 2 Operation
CHAPTER 20 REAL-TIME OUTPUT PORT
- 20.1 Real-Time Output Port Functions
- 20.2 Real-Time Output Port Configuration
- 20.3 Real-Time Output Port Control Registers
CHAPTER 21 INTERRUPT AND TEST FUNCTIONS
- 21.1 Interrupt Function Types
- 21.2 Interrupt Sources and Configuration
- 21.3 Interrupt Function Control Registers
- 21.4 Interrupt Servicing Operations
- 21.5 Test Functions
  - 21.5.1 Registers controlling the test function
  - 21.5.2 Test input signal acknowledge operation
CHAPTER 22 EXTERNAL DEVICE EXPANSION FUNCTION
- 22.1 External Device Expansion Functions
- 22.2 External Device Expansion Function Control Register
- 22.3 External Device Expansion Function Timing
- 22.4 Example of Connection with Memory
CHAPTER 23 STANDBY FUNCTION
- 23.1 Standby Function and Configuration
  - 23.1.1 Standby function
  - 23.1.2 Standby function control register
- 23.2 Standby Function Operations
  - 23.2.1 HALT mode
  - 23.2.2 STOP mode
CHAPTER 24 RESET FUNCTION
- 24.1 Reset Function
CHAPTER 25 ROM CORRECTION
- 25.1 ROM Correction Functions
- 25.2 ROM Correction Configuration
- 25.3 ROM Correction Control Registers
- 25.4 ROM Correction Application
- 25.5 ROM Correction Example
- 25.6 Program Execution Flow
- 25.7 Cautions on ROM Correction
CHAPTER 26 uPD78P054, 78P058
- 26.1 Memory Size Switching Register (uPD78P054)
- 26.2 Memory Size Switching Register (uPD78P058)
- 26.3 Internal Expansion RAM Size Switching Register
- 26.4 PROM Programming
- 26.5 Erasure Procedure (uPD78P054KK-T and 78P058KK-T Only)
- 26.6 Opaque Film Masking the Window (uPD78P054KK-T and 78P058KK-T Only)
- 26.7 Screening of One-Time PROM Versions
CHAPTER 27 INSTRUCTION SET
- 27.1 Legends Used in Operation List
- 27.2 Operation List
- 27.3 Instructions Listed by Addressing Type
APPENDIX A DIFFERENCES BETWEEN uPD78054, 78054Y SUBSERIES AND uPD78058F, 78058FY SUBSERIES
APPENDIX B DEVELOPMENT TOOLS
- B.1 Language Processing Software
- B.2 PROM Writing Tools
  - B.2.1 Hardware
  - B.2.2 Software
- B.3 Debugging Tools
  - B.3.1 Hardware
  - B.3.2 Software
- B.4 OS for IBM PC
- B.5 Upgrading Former In-circuit Emulators for 78K/0 Series to IE-78001-R-A
APPENDIX C EMBEDDED SOFTWARE
APPENDIX D REGISTER INDEX
- D.1 Register Index
APPENDIX E REVISION HISTORY