7630 datasheet(8/238 Pages) RENESAS

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Table of contents

7630 GROUP USER’S MANUAL

2.4 Controller Area Network (CAN) module ......................................................................... 2-34

2.4.1 Description .................................................................................................................... 2-34

2.4.2 Special function register map ..................................................................................... 2-35

2.4.3 Related registers .......................................................................................................... 2-37

2.4.4 Operational modes ....................................................................................................... 2-48

2.4.5 Module initialization ...................................................................................................... 2-50

2.4.6 Module reset ................................................................................................................. 2-53

2.4.7 Acceptance filtering ...................................................................................................... 2-54

2.4.8 Message reception ....................................................................................................... 2-55

2.4.9 Message transmission ................................................................................................. 2-60

2.4.10 Abort transmission ..................................................................................................... 2-62

2.4.11 CAN interrupts ............................................................................................................ 2-65

2.4.12 Error condition ............................................................................................................ 2-65

2.4.13 Wake-up via CAN ...................................................................................................... 2-66

2.5 Serial I/O ................................................................................................................................ 2-67

2.5.1 Memory map of serial I/O ........................................................................................... 2-67

2.5.2 Related registers .......................................................................................................... 2-68

2.5.3 Serial I/O connection examples ................................................................................. 2-72

2.5.4 Setting of serial I/O transfer data format ................................................................. 2-74

2.5.5 Serial I/O application examples ................................................................................. 2-75

2.6 A-D converter ....................................................................................................................... 2-90

2.6.1 Memory map of A-D conversion ................................................................................ 2-90

2.6.2 Related registers .......................................................................................................... 2-91

2.6.3 A-D conversion application example ......................................................................... 2-92

2.6.4 Conversion time ............................................................................................................ 2-93

2.6.5 Notes on use ................................................................................................................ 2-93

2.7 Watchdog timer .................................................................................................................... 2-94

2.7.1 Related register ............................................................................................................ 2-94

2.7.2 Watchdog timer cycle .................................................................................................. 2-95

2.7.3 Watchdog timer procedure .......................................................................................... 2-95

2.8 Reset ....................................................................................................................................... 2-96

2.9 Oscillation Circuit ................................................................................................................ 2-97

2.9.1 Memory map of oscillation circuit related registers ................................................ 2-97

2.9.2 Related registers .......................................................................................................... 2-98

2.9.3 Application examples ................................................................................................... 2-99

2.10 Development support tools (M37630T-RFS) .............................................................. 2-100

2.11 Built-in PROM version .................................................................................................... 2-101

2.11.1 Product expansion ................................................................................................... 2-101

2.11.2 Pin configuration ...................................................................................................... 2-102

2.11.3 Programming adapter .............................................................................................. 2-103

2.11.4 Notes on use ............................................................................................................ 2-104

CHAPTER 3. APPENDIX

3.1 Electrical characteristics ..................................................................................................... 3-2

3.1.1 Absolute maximum ratings ............................................................................................ 3-2

3.1.2 Recommended operating conditions ............................................................................ 3-3

3.1.3 Electrical characteristics ................................................................................................ 3-4

3.1.4 A-D converter characteristics ....................................................................................... 3-5

3.1.5 Timing requirements ...................................................................................................... 3-5

3.1.6 Switching characteristics ............................................................................................... 3-6

3.2 Standard characteristics ...................................................................................................... 3-8

3.2.1 Power source current standard characteristics .......................................................... 3-8

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