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EF6805R3

STMicroelectronics
Part Number EF6805R3
Manufacturer STMicroelectronics
Description 8-BIT MICROCOMPUTER UNIT
Published Apr 23, 2005
Detailed Description EF6805U3 8-BIT MICROCOMPUTER UNIT . . . . . . . . . . . . . . . . . . . . . . HARDWARE FEATURES 32 TTL/CMOS COMPATIBLE...
Datasheet PDF File EF6805R3 PDF File

EF6805R3
EF6805R3

Overview
EF6805U3 8-BIT MICROCOMPUTER UNIT .
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HARDWARE FEATURES 32 TTL/CMOS COMPATIBLE I/O LINES 24 BIDIRECTIONAL (8 lines are LED compatible) 8 INPUT-ONLY 3776 BYTES OF USER ROM 112 BYTES OF RAM SELF-CHECK MODE ZERO-CROSSING DETECT/INTERRUPT INTERNAL 8-BIT TIMER WITH 7-BIT SOFTWARE PROGRAMMABLE PRESCALER AND CLOCK SOURCE 5V SINGLE SUPPLY SOFTWARE FEATURES 10 POWERFUL ADDRESSING MODES BYTE EFFICIENT INSTRUCTION SET WITH TRUE BIT MANIPULATION, BIT TEST, AND BRANCH INSTRUCTIONS SINGLE INSTRUCTION MEMORY EXAMINE/CHANGE POWERFUL INDEXED ADDRESSING FOR TABLES FULL SET OF CONDITIONAL BRANCHES MEMORY USABLE AS REGISTER/FLAGS COMPLETE DEVELOPMENT SYSTEM SUPPORT ON I...


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