
4507 Group User’s Manual
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Table of contents
DESCRIPTION ................................................................................................................................ 1-2
FEATURES ...................................................................................................................................... 1-2
APPLICATION ................................................................................................................................ 1-2
PIN CONFIGURATION .................................................................................................................. 1-2
PIN DESCRIPTION ........................................................................................................................ 1-5
MULTIFUNCTION ..................................................................................................................... 1-5
PORT FUNCTION .................................................................................................................... 1-6
PORT BLOCK DIAGRAMS ..................................................................................................... 1-8
PROGRAM MEMOY (ROM) .................................................................................................. 1-16
INTERRUPT FUNCTION ....................................................................................................... 1-18
EXTERNAL INTERRUPTS .................................................................................................... 1-22
TIMERS ................................................................................................................................... 1-25
RESET FUNCTION ................................................................................................................ 1-37
RAM BACK-UP MODE .......................................................................................................... 1-40
CLOCK CONTROL ................................................................................................................. 1-45
ROM ORDERING METHOD ....................................................................................................... 1-47
LIST OF PRECAUTIONS ............................................................................................................ 1-48
INSTRUCTIONS ............................................................................................................................ 1-55
BUILT-IN PROM VERSION ...................................................................................................... 1-102
Table of contents