SH7054F Просмотр технического описания (PDF) - Renesas Electronics

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производитель

SH7054F

SuperH™ RISC engine

Renesas Electronics 

Contents

Section 1 Overview ........................................................................................................... 1

1.1 Features.............................................................................................................................. 1

1.2 Block Diagram................................................................................................................... 7

1.3 Pin Description .................................................................................................................. 8

1.3.1 Pin Arrangement .................................................................................................. 8

1.3.2 Pin Functions........................................................................................................ 9

1.3.3 Pin Assignments ................................................................................................... 16

Section 2 CPU..................................................................................................................... 23

2.1 Register Configuration ...................................................................................................... 23

2.1.1 General Registers (Rn) ......................................................................................... 23

2.1.2 Control Registers.................................................................................................. 24

2.1.3 System Registers .................................................................................................. 25

2.1.4 Initial Values of Registers .................................................................................... 25

2.2 Data Formats...................................................................................................................... 26

2.2.1 Data Format in Registers...................................................................................... 26

2.2.2 Data Format in Memory ....................................................................................... 26

2.2.3 Immediate Data Format........................................................................................ 26

2.3 Instruction Features ........................................................................................................... 27

2.3.1 RISC-Type Instruction Set ................................................................................... 27

2.3.2 Addressing Modes................................................................................................ 30

2.3.3 Instruction Format ................................................................................................ 34

2.4 Instruction Set by Classification........................................................................................ 37

2.5 Processing States ............................................................................................................... 50

2.5.1 State Transitions ................................................................................................... 50

Section 3 Operating Modes ............................................................................................ 53

3.1 Operating Mode Selection ................................................................................................. 53

Section 4 Clock Pulse Generator (CPG)..................................................................... 55

4.1 Overview............................................................................................................................ 55

4.1.1 Block Diagram...................................................................................................... 55

4.1.2 Pin Configuration ................................................................................................. 56

4.2 Frequency Ranges.............................................................................................................. 56

4.3 Clock Source...................................................................................................................... 57

4.3.1 Connecting a Crystal Oscillator............................................................................ 57

4.3.2 External Clock Input Method ............................................................................... 58

4.4 Usage Notes ....................................................................................................................... 59

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