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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