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(Datasheet)
 
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| production end    = <!-- production end date, e.g. "January 1, 1985" or "1973"    -->
 
| production end    = <!-- production end date, e.g. "January 1, 1985" or "1973"    -->
 
| arch              = 4-bit word, 10-bit instructions
 
| arch              = 4-bit word, 10-bit instructions
| isa              = μCOM-42
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| isa              = μCOM-4
| word              = 4-bit
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| word              = 4 bit
 
| proc              = <!-- process, e.g. "8 μm"                                      -->
 
| proc              = <!-- process, e.g. "8 μm"                                      -->
 
| tech              = pMOS
 
| tech              = pMOS
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| package          = DIP42
 
| package          = DIP42
 
}}
 
}}
The '''μCOM-43''' was [[microprocessor family|family]] of general-purpose {{arch|4}} [[microcontroller]]s, part of the {{nec|μCOM-4|μCOM-4 extended family}}. The μCOM-43 offered real hardware interrupt capabilities (as opposed to pseudo in the {{nec|μCOM-44}} and {{nec|μCOM-45}}).
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The '''μCOM-43''' (or uCOM-43) was [[microprocessor family|family]] of general-purpose {{arch|4}} [[microcontroller]]s, part of the {{nec|μCOM-4|μCOM-4 extended family}}. The μCOM-43 offered real hardware interrupt capabilities (as opposed to pseudo in the {{nec|μCOM-44}} and {{nec|μCOM-45}}).
  
 
== Microcontrollers ==
 
== Microcontrollers ==
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== μCOM-43 Instruction Set ==
 
== μCOM-43 Instruction Set ==
{{main|/μcom-4 isa|l1=μCOM-4 ISA}}
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{{main|nec/μcom-4/isa|l1=μCOM-4 ISA}}
 
The μCOM-43 ISA supported the entire μCOM-4 ISA which included 80 instructions.
 
The μCOM-43 ISA supported the entire μCOM-4 ISA which included 80 instructions.
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 +
== Documents ==
 +
=== Datasheet ===
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* [[:File:µCOM-43 SINGLE CHIP MICROCOMPUTER USERS MANUAL.pdf|µCOM-43 Single Chip Microcomputer Users' Manual]]
  
 
== See Also ==
 
== See Also ==

Latest revision as of 15:58, 8 November 2016

NEC μCOM-43 Family
no photo (ic).svg
Developer NEC
Manufacturer NEC
Type Microcontrollers
Production May, 1977
Architecture 4-bit word, 10-bit instructions
ISA μCOM-4
Word size 4 bit
0.5 octets
1 nibbles
Technology pMOS
Clock 150 kHz-440 kHz
Package DIP42

The μCOM-43 (or uCOM-43) was family of general-purpose 4-bit microcontrollers, part of the μCOM-4 extended family. The μCOM-43 offered real hardware interrupt capabilities (as opposed to pseudo in the μCOM-44 and μCOM-45).

Microcontrollers[edit]

μCOM-43 Microcontrollers
ModelPartIntroductionROMRAMPins
μCOM-43μPD54619772000x10 bit96x4 bit42
μCOM-43HμPD55319782000x8 bit96x4 bit42
EVACHIP-43μPD556 μPD556B197796x4 bit64
μCOM-43SLμPD557L19812000x8 bit96x4 bit28
μCOM-43CμPD65019782000x10 bit96x4 bit42

Design[edit]

New text document.svg This section is empty; you can help add the missing info by editing this page.

μCOM-43 Instruction Set[edit]

Main article: μCOM-4 ISA

The μCOM-43 ISA supported the entire μCOM-4 ISA which included 80 instructions.

Documents[edit]

Datasheet[edit]

See Also[edit]


Text document with shapes.svg This article is still a stub and needs your attention. You can help improve this article by editing this page and adding the missing information.
Facts about "μCOM-43 - NEC"
designerNEC +
full page namenec/μcom-43 +
instance ofmicrocontroller family +
instruction set architectureμCOM-4 +
main designerNEC +
manufacturerNEC +
nameNEC μCOM-43 Family +
packageDIP42 +
technologypMOS +