Datasheet

Page ix of xxvi
Contents
Section 1 Overview................................................................................................1
1.1 Features.................................................................................................................................. 1
1.1.1 Applications.............................................................................................................. 1
1.1.2 Overview of Functions.............................................................................................. 1
1.2 List of Products...................................................................................................................... 6
1.3 Block Diagram....................................................................................................................... 8
1.4 Pin Assignments .................................................................................................................. 11
1.4.1 Pin Functions .......................................................................................................... 14
Section 2 CPU......................................................................................................21
2.1 Features................................................................................................................................ 21
2.1.1 Differences between H8S/2600 CPU and H8S/2000 CPU ..................................... 22
2.1.2 Differences from H8/300 CPU ............................................................................... 23
2.1.3 Differences from H8/300H CPU ............................................................................ 23
2.2 CPU Operating Modes......................................................................................................... 24
2.2.1 Advanced Mode...................................................................................................... 24
2.3 Address Space...................................................................................................................... 26
2.4 Register Configuration......................................................................................................... 33
2.4.1 General Registers.................................................................................................... 34
2.4.2 Program Counter (PC) ............................................................................................ 35
2.4.3 Extended Control Register (EXR) .......................................................................... 35
2.4.4 Condition-Code Register (CCR)............................................................................. 36
2.4.5 Initial Register Values ............................................................................................ 38
2.5 Data Formats........................................................................................................................ 39
2.5.1 General Register Data Formats............................................................................... 39
2.5.2 Memory Data Formats............................................................................................ 41
2.6 Instruction Set...................................................................................................................... 42
2.6.1 Table of Instructions Classified by Function .......................................................... 43
2.6.2 Basic Instruction Formats ....................................................................................... 53
2.7 Addressing Modes and Effective Address Calculation........................................................ 55
2.7.1 Register Direct—Rn ............................................................................................... 55
2.7.2 Register Indirect—@ERn....................................................................................... 55
2.7.3 Register Indirect with Displacement—@(d:16, ERn) or @(d:32, ERn)................. 56
2.7.4 Register Indirect with Post-Increment or Pre-Decrement—@ERn+ or @–ERn .... 56
2.7.5 Absolute Address—@aa:8, @aa:16, @aa:24, or @aa:32....................................... 56
2.7.6 Immediate—#xx:8, #xx:16, or #xx:32.................................................................... 57