7630_03 Datasheet, PDF (7/238 Pages) Renesas Technology Corp – 8-BIT SINGLE-CHIP MICROCOMPUTER

Table of contents
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
7630 GROUP USER’S MANUAL
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