3886 datasheet(13/380 Pages) RENESAS

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3886 Group User’s Manual

Table of contents

2.2 Interrupt ................................................................................................................................... 2-8

2.2.1 Memory map ................................................................................................................... 2-8

2.2.2 Relevant registers .......................................................................................................... 2-8

2.2.3 Interrupt source ............................................................................................................ 2-12

2.2.4 Interrupt operation ........................................................................................................ 2-13

2.2.5 Interrupt control ............................................................................................................ 2-16

2.2.6 INT interrupt .................................................................................................................. 2-19

2.2.7 Key input interrupt ....................................................................................................... 2-20

2.2.8 Notes on interrupts ...................................................................................................... 2-22

2.3 Timer ....................................................................................................................................... 2-24

2.3.1 Memory map ................................................................................................................. 2-24

2.3.2 Relevant registers ........................................................................................................ 2-24

2.3.3 Timer application examples ........................................................................................ 2-30

2.3.4 Notes on timer .............................................................................................................. 2-41

2.4 Serial I/O ................................................................................................................................ 2-42

2.4.1 Memory map ................................................................................................................. 2-42

2.4.2 Relevant registers ........................................................................................................ 2-43

2.4.3 Serial I/O connection examples ................................................................................. 2-50

2.4.4 Setting of serial I/O transfer data format ................................................................. 2-52

2.4.5 Serial I/O application examples ................................................................................. 2-53

2.4.6 Notes on serial I/O ...................................................................................................... 2-73

2.5 Multi-master I2C-BUS interface ......................................................................................... 2-76

2.5.1 Memory map ................................................................................................................. 2-76

2.5.2 Relevant registers ........................................................................................................ 2-76

2.5.3 I2C-BUS overview ......................................................................................................... 2-83

2.5.4 Communication format ................................................................................................. 2-84

2.5.5 Synchronization and Arbitration lost .......................................................................... 2-85

2.5.6 I2C-BUS communication usage example ................................................................... 2-87

2.5.7 Notes on multi-master I2C-BUS interface ............................................................... 2-103

2.6 PWM ...................................................................................................................................... 2-106

2.6.1 Memory map ............................................................................................................... 2-106

2.6.2 Relevant registers ...................................................................................................... 2-107

2.6.3 PWM application example ......................................................................................... 2-111

2.6.4 Notes on PWM ........................................................................................................... 2-113

2.7 A-D converter ..................................................................................................................... 2-114

2.7.1 Memory map ............................................................................................................... 2-114

2.7.2 Relevant registers ...................................................................................................... 2-114

2.7.3 A-D converter application examples ........................................................................ 2-118

2.7.4 Notes on A-D converter ............................................................................................ 2-120

2.8 D-A Converter ..................................................................................................................... 2-121

2.8.1 Memory map ............................................................................................................... 2-121

2.8.2 Relevant registers ...................................................................................................... 2-122

2.8.3 D-A converter application example .......................................................................... 2-124

2.8.4 Notes on D-A converter ............................................................................................ 2-127

2.9 Bus interface ...................................................................................................................... 2-128

2.9.1 Memory map ............................................................................................................... 2-128

2.9.2 Relevant registers ...................................................................................................... 2-129

2.9.3 Bus interface overview .............................................................................................. 2-133

2.9.4 Input/Output operation ............................................................................................... 2-134

2.9.5 Relevant registers setting ......................................................................................... 2-135

2.10 Watchdog timer ................................................................................................................ 2-137

2.10.1 Memory map ............................................................................................................. 2-137

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