Table of Contents
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CHAPTER 1 INTRODUCTION .................................................................................................................18
1.1
Outline........................................................................................................................................ 18
1.2
Features ..................................................................................................................................... 21
1.3
Applications............................................................................................................................... 23
1.4
Ordering Information ................................................................................................................ 23
1.5
Pin Configuration (Top View)................................................................................................... 24
1.6
Configuration of Function Block............................................................................................. 26
1.6.1
Internal block diagram ..................................................................................................................26
1.6.2
Internal units.................................................................................................................................27
1.7
Differences Between Products ................................................................................................ 29
CHAPTER 2 PIN FUNCTIONS ................................................................................................................30
2.1
List of Pin Functions ................................................................................................................ 30
2.2
Pin Status................................................................................................................................... 36
2.3
Description of Pin Functions ................................................................................................... 37
2.4
Types of Pin I/O Circuit and Connection of Unused Pins..................................................... 45
2.5
Pin I/O Circuits .......................................................................................................................... 47
CHAPTER 3 CPU FUNCTION.................................................................................................................48
3.1
Features ..................................................................................................................................... 48
3.2
CPU Register Set ...................................................................................................................... 49
3.2.1
Program register set.....................................................................................................................50
3.2.2
System register set.......................................................................................................................51
3.3
Operation Modes....................................................................................................................... 57
3.3.1
Operation modes..........................................................................................................................57
3.3.2
Operation mode specification .......................................................................................................58
3.4
Address Space .......................................................................................................................... 59
3.4.1
CPU address space .....................................................................................................................59
3.4.2
Image ...........................................................................................................................................60
3.4.3
Wrap-around of CPU address space............................................................................................61
3.4.4
Memory map ................................................................................................................................62
3.4.5
Area..............................................................................................................................................63
3.4.6
External memory expansion .........................................................................................................67
3.4.7
Recommended use of address space ..........................................................................................68
3.4.8
On-chip peripheral I/O registers ...................................................................................................70
3.4.9
Programmable peripheral I/O registers ........................................................................................81
3.4.10
Specific registers ..........................................................................................................................98
3.4.11
System wait control register (VSWC) ...........................................................................................98
3.4.12
Cautions .......................................................................................................................................98
CHAPTER 4 BUS CONTROL FUNCTION...........................................................................................100
4.1
Features ................................................................................................................................... 100
4.2
Bus Control Pins..................................................................................................................... 100
4.2.1
Pin status during internal ROM, internal RAM, and on-chip peripheral I/O access.....................100
4.3
Memory Block Function ......................................................................................................... 101
CONTENTS
User's Manual U14492EJ5V0UD
9
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