SH7708 Datasheet, PDF (5/625 Pages) Renesas Technology Corp – SuperH™ RISC engine

Contents
Section 1 Overview and Pin Functions............................................... 1
1.1 SH7708 Series Features ........................................................................................1
1.2 Block Diagram ....................................................................................................6
1.3 Pin Description ...................................................................................................7
1.3.1 Pin Arrangement ......................................................................................7
1.3.2 SH7708 Series Pin Functions.....................................................................8
Section 2 CPU .......................................................................... 13
2.1 Register Configuration..........................................................................................13
2.1.1 Privileged Mode and Banks.........................................................................13
2.1.2 General Registers .....................................................................................16
2.1.3 System Registers .....................................................................................17
2.1.4 Control Registers .....................................................................................17
2.2 Data Formats ......................................................................................................19
2.2.1 Data Format in Registers ...........................................................................19
2.2.2 Data Format in Memory............................................................................19
2.3 Instruction Features..............................................................................................20
2.3.1 Execution Environment.............................................................................20
2.3.2 Addressing Modes.....................................................................................22
2.3.3 Instruction Formats ..................................................................................26
2.4 Instruction Set.....................................................................................................29
2.4.1 Instruction Set Classified by Function..........................................................29
2.4.2 Instruction Code Map................................................................................45
2.5 Processor States and Processor Modes......................................................................48
2.5.1 Processor States.......................................................................................48
2.5.2 Processor Modes ......................................................................................49
Section 3 Memory Management Unit (MMU)....................................... 51
3.1 Overview............................................................................................................51
3.1.1 Features..................................................................................................51
3.1.2 Role of MMU .........................................................................................51
3.1.3 SH7708 Series MMU ...............................................................................54
3.1.4 Register Configuration ..............................................................................57
3.2 Register Description .............................................................................................58
3.3 TLB Functions ....................................................................................................60
3.3.1 Configuration of the TLB ..........................................................................60
3.3.2 TLB Indexing ..........................................................................................62
3.3.3 TLB Address Comparison ..........................................................................63
3.3.4 Page Management Information....................................................................65
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