Table Of Contents - Renesas H8S/2437 Hardware Manual

Section 1 Overview........................................................................................... 1
1.1 Features .............................................................................................................................1
1.2 Internal Block Diagram..................................................................................................... 2
1.3 Pin Description..................................................................................................................3
1.3.1 Pin Assignment ....................................................................................................3
1.3.2 Pin Assignment 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 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 Internal 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 ....................................................................................41
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)..............43
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
2.7.6 Immediate-#xx:8, #xx:16, or #xx:32 .................................................................45
2.7.7 Program-Counter Relative-@(d:8, PC) or @(d:16, PC)....................................45
Contents
Rev.1.00, 09/03, page ix of xxxviii