R5E70835RN80FTV Просмотр технического описания (PDF) - Renesas Electronics

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R5E70835RN80FTV

32-Bit RISC Microcomputer SuperH™ RISC engine Family

Renesas Electronics 

3.3.3 Mode 2 (MCU Extension Mode 2) ......................................................................... 57

3.3.4 Mode 3 (Single Chip Mode) ................................................................................... 57

3.4 Address Map ........................................................................................................................ 58

3.5 Initial State in This LSI........................................................................................................ 65

3.6 Note on Changing Operating Mode ..................................................................................... 65

Section 4 Clock Pulse Generator (CPG) .............................................................67

4.1 Features................................................................................................................................ 67

4.2 Input/Output Pins................................................................................................................. 71

4.3 Clock Operating Mode......................................................................................................... 72

4.4 Register Descriptions ........................................................................................................... 77

4.4.1 Frequency Control Register (FRQCR) ................................................................... 77

4.4.2 Oscillation Stop Detection Control Register (OSCCR) .......................................... 80

4.5 Changing Frequency ............................................................................................................ 81

4.6 Oscillator.............................................................................................................................. 82

4.6.1 Connecting Crystal Resonator ................................................................................ 82

4.6.2 External Clock Input Method.................................................................................. 83

4.7 Function for Detecting Oscillator Stop ................................................................................ 84

4.8 Usage Notes ......................................................................................................................... 85

4.8.1 Note on Crystal Resonator ...................................................................................... 85

4.8.2 Notes on Board Design ........................................................................................... 85

Section 5 Exception Handling .............................................................................87

5.1 Overview.............................................................................................................................. 87

5.1.1 Types of Exception Handling and Priority ............................................................. 87

5.1.2 Exception Handling Operations.............................................................................. 88

5.1.3 Exception Handling Vector Table .......................................................................... 89

5.2 Resets................................................................................................................................... 91

5.2.1 Types of Resets....................................................................................................... 91

5.2.2 Power-On Reset ...................................................................................................... 91

5.2.3 Manual Reset .......................................................................................................... 92

5.3 Address Errors ..................................................................................................................... 93

5.3.1 Address Error Sources ............................................................................................ 93

5.3.2 Address Error Exception Source............................................................................. 94

5.4 Interrupts.............................................................................................................................. 95

5.4.1 Interrupt Sources..................................................................................................... 95

5.4.2 Interrupt Priority ..................................................................................................... 96

5.4.3 Interrupt Exception Handling ................................................................................. 96

5.5 Exceptions Triggered by Instructions .................................................................................. 97

5.5.1 Types of Exceptions Triggered by Instructions ...................................................... 97

Rev. 4.00 Dec. 15, 2009 Page viii of lviii

REJ09B0181-0400

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