i
Contents
Section 1Overview
............................................................................................................
1
1.1
SuperH Microcomputer Features .......................................................................................
1
1.2
Block Diagram....................................................................................................................
8
1.3
Pin Descriptions..................................................................................................................
9
1.3.1
Pin Arrangement ...................................................................................................
9
1.3.2
Pin Functions......................................................................................................... 11
1.3.3
Pin Layout by Mode.............................................................................................. 15
Section 2
CPU
...................................................................................................................... 17
2.1
Register Configuration ....................................................................................................... 17
2.1.1
General Registers (Rn).......................................................................................... 17
2.1.2
Control Registers................................................................................................... 18
2.1.3
System Registers ................................................................................................... 19
2.1.4
Initial Values of Registers ..................................................................................... 19
2.2
Data Formats ...................................................................................................................... 20
2.2.1
Data Format in Registers....................................................................................... 20
2.2.2
Data Format in Memory........................................................................................ 20
2.2.3
Immediate Data Format ........................................................................................ 21
2.3
Instruction Features ............................................................................................................ 21
2.3.1
RISC-Type Instruction Set.................................................................................... 21
2.3.2
Addressing Modes................................................................................................. 24
2.3.3
Instruction Formats ............................................................................................... 27
2.4
Instruction Set .................................................................................................................... 31
2.4.1
Instruction Set by Classification ........................................................................... 31
2.4.2
Operation Code Map ............................................................................................. 42
2.5
CPU State ........................................................................................................................... 45
2.5.1
State Transitions.................................................................................................... 45
2.5.2
Power-Down State ................................................................................................ 48
Section 3
Operating Modes
............................................................................................. 49
3.1
Types of Operating Modes and Their Selection................................................................. 49
3.2
Operating Mode Descriptions ............................................................................................ 49
3.2.1
Mode 0 (MCU Mode 0) ........................................................................................ 49
3.2.2
Mode 1 (MCU Mode 1) ........................................................................................ 49
3.2.3
Mode 2 (MCU Mode 2) ........................................................................................ 49
3.2.4
Mode 7 (PROM Mode) ......................................................................................... 49
Section 4
Exception Handling
........................................................................................ 51
4.1
Overview ............................................................................................................................ 51
Summary of Contents for HD6417032
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Page 525: ...490 CK RAS CAS TRp TRc TRcc tRASD1 tRASD2 tCASD3 tCASD2 TRr tCSR Figure 20 18 Self Refresh ...
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