HD6432646 Hitachi, HD6432646 Datasheet - Page 19

• Manufacturer Part Number: HD6432646
• Description: (HD64F264x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Section 1
1.1
1.2
1.3
Section 2
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
Overview............................................................................................................................
Internal Block Diagram .....................................................................................................
Pin Description ..................................................................................................................
1.3.1
1.3.2
1.3.3
Overview............................................................................................................................ 27
2.1.1
2.1.2
2.1.3
2.1.4
CPU Operating Modes ...................................................................................................... 30
Address Space.................................................................................................................... 35
Register Configuration ...................................................................................................... 36
2.4.1
2.4.2
2.4.3
2.4.4
Data Formats...................................................................................................................... 41
2.5.1
2.5.2
Instruction Set.................................................................................................................... 44
2.6.1
2.6.2
2.6.3
2.6.4
Addressing Modes and Effective Address Calculation .....................................................
2.7.1
2.7.2
Processing States ...............................................................................................................
2.8.1
2.8.2
2.8.3
2.8.4
2.8.5
2.8.6
Overview.......................................................................................... 1
Pin Arrangement ..................................................................................................
Pin Functions in Each Operating Mode................................................................ 10
Pin Functions........................................................................................................ 20
CPU.................................................................................................. 27
Features ................................................................................................................ 27
Differences between H8S/2600 CPU and H8S/2000 CPU .................................. 28
Differences from H8/300 CPU.............................................................................
Differences from H8/300H CPU.......................................................................... 29
Overview .............................................................................................................. 36
General Registers.................................................................................................. 37
Control Registers.................................................................................................. 38
Initial Register Values .......................................................................................... 40
General Register Data Formats ............................................................................ 41
Memory Data Formats.......................................................................................... 43
Overview .............................................................................................................. 44
Instructions and Addressing Modes .....................................................................
Table of Instructions Classified by Function........................................................ 47
Basic Instruction Formats.....................................................................................
Addressing Mode.................................................................................................. 58
Effective Address Calculation.............................................................................. 61
Overview .............................................................................................................. 65
Reset State ............................................................................................................ 66
Exception-Handling State .................................................................................... 67
Program Execution State ...................................................................................... 70
Bus-Released State ...............................................................................................
Power-Down State................................................................................................ 70
Contents
29
45
56
58
65
70
1
6
8
8
i