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Rev. 1.00, 05/04, page ix of xxxiv
Contents
Section 1 Overview............................................................................................1
1.1 Features.............................................................................................................................1
1.2 Internal Block Diagram.....................................................................................................2
1.3 Pin Description..................................................................................................................3
1.3.1 Pin Arrangement..................................................................................................3
1.3.2 Pin Functions in Each Operating Mode...............................................................4
1.3.3 Pin Functions.......................................................................................................9
Section 2 CPU....................................................................................................13
2.1 Features.............................................................................................................................13
2.1.1 Differences between H8S/2600 CPU and H8S/2000 CPU..................................14
2.1.2 Differences from H8/300 CPU ............................................................................15
2.1.3 Differences from H8/300H CPU..........................................................................15
2.2 CPU Operating Modes......................................................................................................16
2.2.1 Normal Mode.......................................................................................................16
2.2.2 Advanced Mode...................................................................................................18
2.3 Address Space...................................................................................................................20
2.4 Register Configuration......................................................................................................21
2.4.1 General Registers.................................................................................................22
2.4.2 Program Counter (PC) .........................................................................................23
2.4.3 Extended Control Register (EXR) .......................................................................23
2.4.4 Condition-Code Register (CCR)..........................................................................24
2.4.5 Initial Register Values..........................................................................................25
2.5 Data Formats.....................................................................................................................26
2.5.1 General Register Data Formats............................................................................26
2.5.2 Memory Data Formats.........................................................................................28
2.6 Instruction Set...................................................................................................................29
2.6.1 Table of Instructions Classified by Function.......................................................30
2.6.2 Basic Instruction Formats....................................................................................39
2.7 Addressing Modes and Effective Address Calculation.....................................................40
2.7.1 Register Direct—Rn ............................................................................................40
2.7.2 Register Indirect—@ERn....................................................................................40
2.7.3 Register Indirect with Displacement—@(d:16, ERn) or @(d:32, ERn)..............41
2.7.4 Register Indirect with Post-Increment or Pre-Decrement—@ERn+ or @-ERn..41
2.7.5 Absolute Address—@aa:8, @aa:16, @aa:24, or @aa:32....................................41
2.7.6 Immediate—#xx:8, #xx:16, or #xx:32.................................................................42
2.7.7 Program-Counter Relative—@(d:8, PC) or @(d:16, PC)....................................42
2.7.8 Memory Indirect—@@aa:8 ................................................................................43
2.7.9 Effective Address Calculation .............................................................................44