Renesas SH7709S Manual De Usuario

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Rev. 5.00, 09/03, page xvii of xliv
Contents
Section 1   Overview and Pin Functions
..........................................................................
1
1.1
SH7709S Features .............................................................................................................
1
1.2
Block Diagram ..................................................................................................................
6
1.3
Pin Description ..................................................................................................................
7
1.3.1
Pin Assignment ....................................................................................................
7
1.3.2
Pin Function .........................................................................................................
9
Section 2   CPU
....................................................................................................................... 19
2.1
Register Configuration ...................................................................................................... 19
2.1.1
Privileged Mode and Banks.................................................................................. 19
2.1.2
General Registers ................................................................................................. 22
2.1.3
System Registers .................................................................................................. 23
2.1.4
Control Registers.................................................................................................. 23
2.2
Data Formats ..................................................................................................................... 25
2.2.1
Data Format in Registers ...................................................................................... 25
2.2.2
Data Format in Memory ....................................................................................... 25
2.3
Instruction Features ........................................................................................................... 26
2.3.1
Execution Environment ........................................................................................ 26
2.3.2
Addressing Modes................................................................................................ 28
2.3.3
Instruction Formats............................................................................................... 32
2.4
Instruction Set.................................................................................................................... 35
2.4.1
Instruction Set Classified by Function.................................................................. 35
2.4.2
Instruction Code Map ........................................................................................... 50
2.5
Processor States and Processor Modes .............................................................................. 53
2.5.1
Processor States.................................................................................................... 53
2.5.2
Processor Modes .................................................................................................. 54
Section 3   Memory Management Unit (MMU)
............................................................ 55
3.1
Overview ........................................................................................................................... 55
3.1.1
Features ................................................................................................................ 55
3.1.2
Role of MMU ....................................................................................................... 55
3.1.3
SH7709S MMU.................................................................................................... 58
3.1.4
Register Configuration ......................................................................................... 61
3.2
Register Description .......................................................................................................... 61
3.3
TLB Functions................................................................................................................... 63
3.3.1
Configuration of the TLB ..................................................................................... 63
3.3.2
TLB Indexing ....................................................................................................... 65
3.3.3
TLB Address Comparison.................................................................................... 66
3.3.4
Page Management Information ............................................................................ 68