H8S-2144B Datasheet, PDF (8/546 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer

Contents
Section 1 Overview ................................................................................................. 1
1.1 Features.................................................................................................................................. 1
1.2 Block Diagram....................................................................................................................... 3
1.3 Pin Arrangements and Functions ........................................................................................... 5
1.3.1 Pin Arrangements ..................................................................................................... 5
1.3.2 Pin Functions in Each Operating Mode .................................................................... 7
1.3.3 Pin Functions .......................................................................................................... 14
Section 2 CPU ....................................................................................................... 19
2.1 Features................................................................................................................................ 19
2.1.1 Differences between H8S/2600 CPU and H8S/2000 CPU ..................................... 20
2.1.2 Differences from H8/300 CPU ............................................................................... 20
2.1.3 Differences from H8/300H CPU ............................................................................ 21
2.2 CPU Operating Modes......................................................................................................... 22
2.2.1 Normal Mode.......................................................................................................... 22
2.2.2 Advanced Mode...................................................................................................... 24
2.3 Address Space...................................................................................................................... 26
2.4 Register Configuration......................................................................................................... 27
2.4.1 General Registers.................................................................................................... 28
2.4.2 Program Counter (PC) ............................................................................................ 29
2.4.3 Extended Control Register (EXR) .......................................................................... 29
2.4.4 Condition-Code Register (CCR)............................................................................. 29
2.4.5 Initial Register Values ............................................................................................ 31
2.5 Data Formats........................................................................................................................ 31
2.5.1 General Register Data Formats............................................................................... 31
2.5.2 Memory Data Formats ............................................................................................ 34
2.6 Instruction Set ...................................................................................................................... 35
2.6.1 Table of Instructions Classified by Function .......................................................... 36
2.6.2 Basic Instruction Formats ....................................................................................... 46
2.7 Addressing Modes and Effective Address Calculation........................................................ 47
2.7.1 Register Direct—Rn ............................................................................................... 48
2.7.2 Register Indirect—@ERn....................................................................................... 48
2.7.3 Register Indirect with Displacement—@(d:16, ERn) or @(d:32, ERn)................. 48
2.7.4 Register Indirect with Post-Increment or Pre-Decrement—@ERn+ or @-ERn..... 48
2.7.5 Absolute Address—@aa:8, @aa:16, @aa:24, or @aa:32....................................... 49
2.7.6 Immediate—#xx:8, #xx:16, or #xx:32.................................................................... 50
Rev. 1.00 Jun.24, 2005 Page viii of xxxii