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Rev.2.00
Aug 28, 2006
page 1 of 13
7641 Group
REJ09B0336-0200
Table of contents
CHAPTER 1 HARDWARE
DESCRIPTION ................................................................................................................................... 2
FEATURES ........................................................................................................................................ 2
APPLICATION ................................................................................................................................... 2
PIN CONFIGURATION ..................................................................................................................... 3
FUNCTIONAL BLOCK ..................................................................................................................... 4
PIN DESCRIPTION ........................................................................................................................... 5
PART NUMBERING .......................................................................................................................... 7
GROUP EXPANSION ....................................................................................................................... 8
Memory Type ............................................................................................................................... 8
Memory Size ................................................................................................................................8
Packages ...................................................................................................................................... 8
FUNCTIONAL DESCRIPTION ......................................................................................................... 9
Central Processing Unit (CPU) ................................................................................................. 9
Memory ....................................................................................................................................... 13
I/O Ports ..................................................................................................................................... 15
Interrupts .................................................................................................................................... 21
Timers ......................................................................................................................................... 25
Serial I/O .................................................................................................................................... 29
UART1, UART2 ......................................................................................................................... 33
DMAC .......................................................................................................................................... 39
USB Function ............................................................................................................................. 44
Master CPU Bus Interface ....................................................................................................... 60
Count Source Generator .......................................................................................................... 65
Frequency Synthesizer ............................................................................................................. 67
Reset Circuit .............................................................................................................................. 69
Clock Generating Circuit .......................................................................................................... 71
Processor Mode ......................................................................................................................... 75
FLASH MEMORY MODE ............................................................................................................... 81
NOTES ON PROGRAMMING ...................................................................................................... 108
USAGE NOTES ............................................................................................................................. 111
DATA REQUIRED FOR MASK ORDERS ................................................................................. 112
FUNCTIONAL DESCRIPTION SUPPLEMENT .......................................................................... 113
CHAPTER 2 APPLICATION
2.1 I/O port ........................................................................................................................................ 2
2.1.1 Memory map ...................................................................................................................... 2
2.1.2 Related registers ............................................................................................................... 3
2.1.3 Key-on wake-up interrupt application example ............................................................. 7
2.1.4 Terminate unused pins ..................................................................................................... 9
2.1.5 Notes on I/O port ............................................................................................................ 10
2.1.6 Termination of unused pins ........................................................................................... 11
2.2 Timer .......................................................................................................................................... 12
2.2.1 Memory map .................................................................................................................... 12
2.2.2 Related registers ............................................................................................................. 13
2.2.3 Timer application examples ........................................................................................... 20
2.2.4 Notes on timer ................................................................................................................. 37
Table of contents