HD64F2145 datasheet(9/829 Pages) RENESAS

9 / 829 page

Rev. 2.0, 08/02, page vii of xxxviii

Contents

Section 1 Overview ...........................................................................................1

1.1

Features .............................................................................................................................1

1.2

Block Diagram ..................................................................................................................3

1.3

Pin Arrangement and Functions ........................................................................................5

1.3.1

Pin Arrangement ..................................................................................................5

1.3.2

Pin Functions in Each Operating Mode................................................................7

1.3.3

Pin Functions........................................................................................................18

Section 2 CPU ...................................................................................................27

2.1

Features .............................................................................................................................27

2.1.1

Differences between H8S/2600 CPU and H8S/2000 CPU...................................28

2.1.2

Differences from H8/300 CPU.............................................................................28

2.1.3

Differences from H8/300H CPU ..........................................................................29

2.2

CPU Operating Modes ......................................................................................................30

2.2.1

Normal Mode .......................................................................................................30

2.2.2

Advanced Mode ...................................................................................................31

2.3

Address Space ...................................................................................................................33

2.4

Register Configuration ......................................................................................................34

2.4.1

General Registers .................................................................................................35

2.4.2

Program Counter (PC)..........................................................................................36

2.4.3

Extended Control Register (EXR)........................................................................36

2.4.4

Condition-Code Register (CCR) ..........................................................................36

2.4.5

Initial Register Values ..........................................................................................38

2.5

Data Formats .....................................................................................................................38

2.5.1

General Register Data Formats ............................................................................38

2.5.2

Memory Data Formats .........................................................................................40

2.6

Instruction Set ...................................................................................................................41

2.6.1

Table of Instructions Classified by Function........................................................42

2.6.2

Basic Instruction Formats.....................................................................................51

2.7

Addressing Modes and Effective Address Calculation .....................................................52

2.7.1

2.7.2

2.7.3

2.7.4

2.7.5

Absolute Address—@aa:8, @aa:16, @aa:24, or @aa:32 ....................................53

2.7.6

Immediate—#xx:8, #xx:16, or #xx:32 .................................................................54

2.7.7

Program-Counter Relative—@(d:8, PC) or @(d:16, PC) ....................................54

2.7.8

Memory Indirect—@@aa:8.................................................................................55

2.7.9

Effective Address Calculation..............................................................................56

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