HD6432670 Hitachi, HD6432670 Datasheet - Page 9

• Manufacturer Part Number: HD6432670
• Description: (HD64F267x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Section 1 Overview ........................................................................................1
1.1
1.2
1.3
Section 2 CPU................................................................................................21
2.1
2.2
2.3
2.4
2.5
2.6
2.7
Features ....................................................................................................................... 1
Block Diagram............................................................................................................. 3
Pin Description ............................................................................................................ 5
1.3.1
1.3.2
1.3.3
Features ....................................................................................................................... 21
2.1.1
2.1.2
2.1.3
CPU Operating Modes ................................................................................................. 23
2.2.1
2.2.2
Address Space.............................................................................................................. 28
Registers...................................................................................................................... 29
2.4.1
2.4.2
2.4.3
2.4.4
2.4.5
2.4.6
Data Formats................................................................................................................33
2.5.1
2.5.2
Instruction Set............................................................................................................. . 37
2.6.1
2.6.2
Addressing Modes and Effective Address Calculation .................................................. 48
2.7.1
2.7.2
2.7.3
2.7.4
2.7.5
2.7.6
2.7.7
Pin Arrangement.............................................................................................. 5
Pin Arrangement in Each Operating Mode ....................................................... 7
Pin Functions................................................................................................... 13
Differences between H8S/2600 CPU and H8S/2000 CPU................................. 22
Differences from H8/300 CPU ......................................................................... 22
Differences from H8/300H CPU ...................................................................... 23
Normal Mode .................................................................................................. 23
Advanced Mode .............................................................................................. 25
General Registers............................................................................................. 30
Program Counter (PC) ..................................................................................... 31
Extended Register (EXR)................................................................................. 31
Condition-Code Register (CCR)....................................................................... 32
Multiply-Accumulate Register (MAC) ............................................................. 33
Initial Values of CPU Internal Registers........................................................... 33
General Register Data Formats......................................................................... 34
Memory Data Formats ..................................................................................... 36
Table of Instructions Classified by Function..................................................... 38
Basic Instruction Formats ................................................................................ 47
Register Direct—Rn ........................................................................................ 49
Register Indirect—@ERn ................................................................................ 49
Register Indirect with Displacement—@(d:16, ERn) or @(d:32, ERn) ............. 49
Register Indirect with Post-Increment or Pre-Decrement—@ERn+ or @-ERn.. 49
Absolute Address—@aa:8, @aa:16, @aa:24, or @aa:32 .................................. 50
Immediate—#xx:8, #xx:16, or #xx:32 .............................................................. 50
Program-Counter Relative—@(d:8, PC) or @(d:16, PC) .................................. 51
Contents
Rev. 2.0, 04/02, page vii of xliv