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Contents
Contents ..... .....................................................................................................i
Preface ....... .....................................................................................................1
Section 1 Overview ........................................................................................3
1.1 Overview ......................................................................................................................... 3
1.2 Internal Block Diagram.................................................................................................... 8
1.3 Pin Arrangement and Functions ....................................................................................... 10
1.3.1 Pin Arrangement................................................................................................. 10
1.3.2 Pin Functions in Each Operating Mode ............................................................... 12
1.3.3 Pin Functions ...................................................................................................... 19
Section 2 CPU................................................................................................25
2.1 Overview ......................................................................................................................... 25
2.1.1 Features .............................................................................................................. 25
2.1.2 Differences between H8S/2600 CPU and H8S/2000 CPU ................................... 26
2.1.3 Differences from H8/300 CPU ............................................................................ 27
2.1.4 Differences from H8/300H CPU ......................................................................... 27
2.2 CPU Operating Modes ..................................................................................................... 28
2.3 Address Space.................................................................................................................. 33
2.4 Register Configuration ..................................................................................................... 34
2.4.1 Overview ............................................................................................................ 34
2.4.2 General Registers................................................................................................ 35
2.4.3 Control Registers ................................................................................................ 36
2.4.4 Initial Register Values ........................................................................................ 37
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 Overview ............................................................................................................ 41
2.6.2 Instructions and Addressing Modes..................................................................... 42
2.6.3 Table of Instructions Classified by Function ....................................................... 44
2.6.4 Basic Instruction Formats ................................................................................... 54
2.6.5 Notes on Use of Bit-Manipulation Instructions.................................................... 55
2.7 Addressing Modes and Effective Address Calculation...................................................... 55
2.7.1 Addressing Mode ................................................................................................ 55
2.7.2 Effective Address Calculation............................................................................. 59