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Contents
Section 1
1.1
1.2
1.3
Overview
...........................................................................................................
Overview............................................................................................................................
Block Diagram...................................................................................................................
Pin Description..................................................................................................................
1.3.1
Pin Arrangement ..................................................................................................
1.3.2
Pin Functions in Each Operating Mode................................................................
1.3.3
Pin Functions........................................................................................................
1
1
6
7
7
9
14
Section 2
2.1
CPU
.....................................................................................................................
Overview............................................................................................................................
2.1.1
Features ................................................................................................................
2.1.2
Differences between H8S/2600 CPU and H8S/2000 CPU..................................
2.1.3
Differences from H8/300 CPU.............................................................................
2.1.4
Differences from H8/300H CPU..........................................................................
CPU Operating Modes ......................................................................................................
Address Space....................................................................................................................
Register Configuration ......................................................................................................
2.4.1
Overview..............................................................................................................
2.4.2
General Registers..................................................................................................
2.4.3
Control Registers..................................................................................................
2.4.4
Initial Register Values..........................................................................................
Data Formats......................................................................................................................
2.5.1
General Register Data Formats............................................................................
2.5.2
Memory Data Formats..........................................................................................
Instruction Set....................................................................................................................
2.6.1
Overview..............................................................................................................
2.6.2
Instructions and Addressing Modes .....................................................................
2.6.3
Table of Instructions Classified by Function........................................................
2.6.4
Basic Instruction Formats.....................................................................................
Addressing Modes and Effective Address Calculation.....................................................
2.7.1
Addressing Mode..................................................................................................
2.7.2
Effective Address Calculation..............................................................................
Processing States ...............................................................................................................
2.8.1
Overview..............................................................................................................
2.8.2
Reset State............................................................................................................
2.8.3
Exception-Handling State ....................................................................................
2.8.4
Program Execution State......................................................................................
2.8.5
Bus-Released State...............................................................................................
2.8.6
Power-Down State................................................................................................
21
21
21
22
23
23
24
29
30
30
31
32
34
35
35
37
38
38
39
41
51
52
52
55
59
59
60
61
64
64
64
2.2
2.3
2.4
2.5
2.6
2.7
2.8