7630 datasheet(7/238 Pages) RENESAS

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Table of contents

7630 GROUP USER’S MANUAL

Table of contents

CHAPTER 1. HARDWARE

DESCRIPTION .......................................................................................................................... 1-2

FEATURES ................................................................................................................................ 1-2

APPLICATION ........................................................................................................................... 1-2

PIN CONFIGURATION ............................................................................................................ 1-2

FUNCTIONAL BLOCK DIAGRAM .......................................................................................... 1-3

PIN DESCRIPTION .................................................................................................................. 1-4

PART NUMBERING ................................................................................................................. 1-5

GROUP EXPANSION .............................................................................................................. 1-6

Memory Type .................................................................................................................... 1-6

Memory Size ..................................................................................................................... 1-6

Package ............................................................................................................................. 1-6

FUNCTIONAL DESCRIPTION ................................................................................................ 1-7

Central Processing Unit (CPU) ...................................................................................... 1-7

Memory ............................................................................................................................ 1-11

I/O Ports .......................................................................................................................... 1-13

Interrupts ......................................................................................................................... 1-17

Key-on Wake-up ............................................................................................................. 1-21

Timers .............................................................................................................................. 1-22

Serial I/Os ....................................................................................................................... 1-28

CAN Module .................................................................................................................... 1-33

A-D Converter ................................................................................................................. 1-38

Watchdog Timer ............................................................................................................. 1-40

Reset Circuit ................................................................................................................... 1-41

Clock Generating Circuit ............................................................................................... 1-43

Data Required for Mask Orders ................................................................................... 1-44

Absolute Maximum Rating ............................................................................................ 1-45

Electrical Characteristics ............................................................................................... 1-46

A-D Converter Characteristics ...................................................................................... 1-47

Timing Requirements ..................................................................................................... 1-48

Switching Characteristics .............................................................................................. 1-49

Timing Diagram .............................................................................................................. 1-50

CHAPTER 2. APPLICATION

2.1 I/O ports ................................................................................................................................... 2-2

2.1.1 Memory map of I/O ports ............................................................................................. 2-2

2.1.2 Related registers ............................................................................................................ 2-3

2.1.3 Overvoltage conditions at digital input ports .............................................................. 2-7

2.1.4 Handling examples of unused pins ............................................................................. 2-8

2.2 Interrupts ................................................................................................................................. 2-9

2.2.1 Memory map of interrupt related registers ................................................................. 2-9

2.2.2 Related registers .......................................................................................................... 2-10

2.2.3 Interrupt setting method .............................................................................................. 2-14

2.2.4 Key-on wake-up interrupt ............................................................................................ 2-16

2.3 Timers .................................................................................................................................... 2-18

2.3.1 Memory map of timer .................................................................................................. 2-18

2.3.2 Related registers .......................................................................................................... 2-19

2.3.3 Timer application examples ........................................................................................ 2-22

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