SH7080 Datasheet, PDF (9/1644 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Contents
Section 1 Overview................................................................................................1
1.1 Features of SH7083, SH7084, SH7085, and SH7086............................................................ 1
1.2 Block Diagram ....................................................................................................................... 7
1.3 Pin Assignments..................................................................................................................... 8
1.4 Pin Functions ....................................................................................................................... 13
Section 2 CPU......................................................................................................23
2.1 Features................................................................................................................................ 23
2.2 Register Configuration......................................................................................................... 24
2.2.1 General Registers (Rn)............................................................................................ 25
2.2.2 Control Registers .................................................................................................... 25
2.2.3 System Registers..................................................................................................... 27
2.2.4 Initial Values of Registers....................................................................................... 27
2.3 Data Formats........................................................................................................................ 28
2.3.1 Register Data Format .............................................................................................. 28
2.3.2 Memory Data Formats ............................................................................................ 28
2.3.3 Immediate Data Formats......................................................................................... 29
2.4 Features of Instructions........................................................................................................ 29
2.4.1 RISC Type .............................................................................................................. 29
2.4.2 Addressing Modes .................................................................................................. 32
2.4.3 Instruction Formats ................................................................................................. 35
2.5 Instruction Set ...................................................................................................................... 39
2.5.1 Instruction Set by Type........................................................................................... 39
2.5.2 Data Transfer Instructions....................................................................................... 43
2.5.3 Arithmetic Operation Instructions .......................................................................... 45
2.5.4 Logic Operation Instructions .................................................................................. 47
2.5.5 Shift Instructions..................................................................................................... 48
2.5.6 Branch Instructions ................................................................................................. 49
2.5.7 System Control Instructions.................................................................................... 50
2.6 Processing States.................................................................................................................. 52
Section 3 MCU Operating Modes .......................................................................55
3.1 Selection of Operating Modes.............................................................................................. 55
3.2 Input/Output Pins ................................................................................................................. 56
3.3 Operating Modes.................................................................................................................. 57
3.3.1 Mode 0 (MCU Extension Mode 0) ......................................................................... 57
Rev. 3.00 May 17, 2007 Page ix of lviii