Datasheet

Rev. 3.00 Mar 21, 2006 page xxi of liv
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 ...................................................................................................................... 25
2.1 Features............................................................................................................................. 25
2.1.1 Differences between H8S/2600 CPU and H8S/2000 CPU .................................. 26
2.1.2 Differences from H8/300 CPU ............................................................................ 27
2.1.3 Differences from H8/300H CPU.......................................................................... 27
2.2 CPU Operating Modes...................................................................................................... 28
2.2.1 Normal Mode....................................................................................................... 28
2.2.2 Advanced Mode................................................................................................... 29
2.3 Address Space................................................................................................................... 32
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).......................................................................... 35
2.4.5 Initial Register Values.......................................................................................... 37
2.5 Data Formats..................................................................................................................... 37
2.5.1 General Register Data Formats............................................................................ 37
2.5.2 Memory Data Formats ......................................................................................... 39
2.6 Instruction Set................................................................................................................... 40
2.6.1 Table of Instructions Classified by Function ....................................................... 41
2.6.2 Basic Instruction Formats .................................................................................... 50
2.7 Addressing Modes and Effective Address Calculation..................................................... 51
2.7.1 Register Direct—Rn............................................................................................. 52
2.7.2 Register Indirect—@ERn.................................................................................... 52
2.7.3 Register Indirect with Displacement—@(d:16, ERn) or @(d:32, ERn).............. 52
2.7.4 Register Indirect with Post-Increment or Pre-Decrement—@ERn+ or @–ERn 52
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................................................................. 53
2.7.7 Program-Counter Relative—@(d:8, PC) or @(d:16, PC).................................... 54