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Файл:eZ80 CPU user manual.2003.pdf
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- •Table of Contents
- •List of Figures
- •List of Tables
- •Manual Objectives
- •About This Manual
- •Intended Audience
- •Manual Organization
- •Related Documents
- •Manual Conventions
- •Safeguards
- •Trademarks
- •Introduction
- •Architectural Overview
- •Processor Description
- •Pipeline Description
- •Memory Modes
- •Z80 MEMORY Mode
- •ADL MEMORY Mode
- •Registers and Bit Flags
- •eZ80® CPU Working Registers
- •eZ80® CPU Control Register Definitions
- •eZ80® CPU Control Bits
- •eZ80® CPU Registers in Z80 Mode
- •eZ80® CPU Registers in ADL Mode
- •eZ80® CPU Status Indicators (Flag Register)
- •Memory Mode Switching
- •ADL Mode and Z80 Mode
- •Memory Mode Compiler Directives
- •Op Code Suffixes for Memory Mode Control
- •Single-Instruction Memory Mode Changes
- •Suffix Completion by the Assembler
- •Assembly of the Op Code Suffixes
- •Persistent Memory Mode Changes in ADL and Z80 Modes
- •Mixed-Memory Mode Applications
- •MIXED MEMORY Mode Guidelines
- •Interrupts
- •Interrupt Enable Flags (IEF1 and IEF2)
- •Interrupts in Mixed Memory Mode Applications
- •eZ80® CPU Response to a Nonmaskable Interrupt
- •eZ80® CPU Response to a Maskable Interrupt
- •Vectored Interrupts for On-Chip Peripherals
- •Illegal Instruction Traps
- •I/O Space
- •Addressing Modes
- •CPU Instruction Set
- •eZ80® CPU Instruction Notations
- •eZ80® CPU Instruction Classes
- •Instruction Summary
- •eZ80® CPU Instruction Set Description
- •CALL cc, Mmn
- •CALL Mmn
- •CPDR
- •CPIR
- •DJNZ d
- •HALT
- •INDM
- •INDMR
- •INDR
- •INDRX
- •INIM
- •INIMR
- •INIR
- •INIRX
- •LDDR
- •LDIR
- •OTDM
- •OTDMR
- •OTDR
- •OTDRX
- •OTIM
- •OTIMR
- •OTIR
- •OTIRX
- •OUTD
- •OUTD2
- •OUTI
- •OUTI2
- •PUSH AF
- •PUSH IX/Y
- •PUSH rr
- •RETI
- •RETN
- •RLCA
- •RRCA
- •RSMIX
- •STMIX
- •TSTIO n
- •Op Code Maps
- •Glossary
- •Index
- •Customer Feedback Form
eZ80® CPU User Manual
xv
Register Access Abbreviations
Register access is designated by the following abbreviations:
Designation |
Description |
R |
Read Only |
R/W |
Read/Write |
W |
Write Only |
— |
Unspecified or indeterminate |
Bit Numbering
Bits are numbered from 0 to n–1.
Safeguards
It is important that all users understand the following safety terms, which are defined here.
Caution: Means a procedure or file may become corrupted if the user does not follow directions.
Trademarks
eZ80®, Z80 and Z180 are trademarks of ZiLOG, Inc.
UM007712-0503 |
PRELIMINARY |
Manual Objectives |
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