H8S2608 データシートの表示（PDF） - Renesas Electronics

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H8S2608

16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Renesas Electronics 

Contents

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

1.1 Features.................................................................................................................................. 1

1.2 Block Diagram ....................................................................................................................... 2

1.3 Pin Assignments..................................................................................................................... 3

1.3.1 Pin Assignments ....................................................................................................... 3

1.3.2 Pin Functions in Each Operating Mode .................................................................... 4

1.3.3 Pin Functions ............................................................................................................ 9

Section 2 CPU......................................................................................................15

2.1 Features................................................................................................................................ 15

2.1.1 Differences between H8S/2600 CPU and H8S/2000 CPU ..................................... 16

2.1.2 Differences from H8/300 CPU ............................................................................... 17

2.1.3 Differences from H8/300H CPU............................................................................. 17

2.2 CPU Operating Modes......................................................................................................... 18

2.2.1 Normal Mode.......................................................................................................... 18

2.2.2 Advanced Mode...................................................................................................... 20

2.3 Address Space...................................................................................................................... 22

2.4 Registers............................................................................................................................... 23

2.4.1 General Registers.................................................................................................... 24

2.4.2 Program Counter (PC) ............................................................................................ 25

2.4.3 Extended Control Register (EXR) .......................................................................... 25

2.4.4 Condition-Code Register (CCR)............................................................................. 26

2.4.5 Multiply-Accumulate Register (MAC)................................................................... 27

2.4.6 Initial Values of CPU Registers .............................................................................. 27

2.5 Data Formats........................................................................................................................ 28

2.5.1 General Register Data Formats ............................................................................... 28

2.5.2 Memory Data Formats ............................................................................................ 30

2.6 Instruction Set ...................................................................................................................... 31

2.6.1 Table of Instructions Classified by Function .......................................................... 32

2.6.2 Basic Instruction Formats ....................................................................................... 42

2.7 Addressing Modes and Effective Address Calculation........................................................ 43

2.7.1 Register DirectRn ............................................................................................... 43

2.7.2 Register Indirect@ERn ....................................................................................... 43

2.7.3 Register Indirect with Displacement@(d:16, ERn) or @(d:32, ERn)................. 44

2.7.4 Register Indirect with Post-Increment or Pre-Decrement@ERn+ or @-ERn..... 44

2.7.5 Absolute Address@aa:8, @aa:16, @aa:24, or @aa:32....................................... 44

Rev. 1.00 Jan. 25, 2008 Page ix of xxxiv

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