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COP400

COP400

4-bit microcontroller family

The COP400 or COP II is a 4-bit microcontroller family introduced in 1977 by National Semiconductor as a follow-on product to their original PMOS COP microcontroller

COP400

Processor register

Quickly accessible working storage available as part of a digital processor

Guide to Programming (PDF). Fairchild MOS Microcomputer Division. 1977. COP400 Microcontroller Family COPS Family User's Guide. National semiconductor

Processor register

Processor_register

Opcode prefix

Part of a computer instruction

in various CPU instruction set architectures. The National Semiconductor COP400 is an 4-bit microcontroller family introduced in 1977. It has 255 single-byte

Opcode prefix

Opcode_prefix

4-bit computing

Computer architecture bit width

etc. Epson S1C63 family National Semiconductor "COPS I" and "COPS II" ("COP400") 4-bit microcontroller families National Semiconductor MAPS MM570X Rockwell

4-bit computing

4-bit_computing

Nibble

Four-bit unit of binary data

4-bit entities in their documentation for the succeeding 4040 processor.) COP400 Microcontroller Family COPS Family User's Guide. National semiconductor

Nibble

Stack (abstract data type)

Abstract data type

RTX line, and the Novix NC4016. At least one microcontroller family, the COP400, implements a stack either directly in hardware or in RAM via a stack pointer

Stack (abstract data type)

Stack_(abstract_data_type)

COP8

8-bit microcontroller

8-bit CISC core microcontroller. COP8 is an enhancement to the earlier COP400 4-bit microcontroller family. COP8 main features are: Large amount of I/O

COP8

List of microcontrollers

32-bit instructions, uses the MIPS32 M-Class Core MIPS architecture 4-bit COP400 8-bit COP8 16-bit CR16 4-bit 17K 75X 75XL 8-bit 87XL 87AD 78K Family (8/16-bit)

List of microcontrollers

List_of_microcontrollers

NOP (code)

Machine instruction that indicates to a computer to do nothing

the stack register is equal to itself. AVR NOP 2 0x0000 one clock cycle COP400 NOP 1 0x44 COP8 NOP 1 0xB8 HP 3000 NOP 2 0x0000 HP 3000 stack operation

NOP (code)

NOP_(code)

Indirect branch

Type of program control instruction

Intel MCS-48: jmpp @A Intel MCS-51: jmp @A+DPTR Intel 8080, 8085: pchl COP400: jid IBM System z: bcr cond,r1 PDP-11: jmp @R5, jmp 12(R5), jmp @0(R5)

Indirect branch

Indirect_branch

List of Soviet microprocessors

processor КМ1818ВМ01 1819 4n CMOS bit-slice 1819ИК2 1820 National Semiconductor COP400 4 NMOS controller КР1820ВЕ1 CMOS controller КР1820ВЕ3 1821 Intel 80C85 8

List of Soviet microprocessors

List_of_Soviet_microprocessors

Barrel processor

CPU that switches between threads of execution on every cycle

performance. An early example is the “Dual CPU” version of the four-bit COP400 that was introduced by National Semiconductor in 1981. This single-chip

Barrel processor

Barrel_processor

American Microsystems S2000

8-bit microprocessor

instruction set shows striking similarity to the National Semiconductor COP400. The S2000 family was improved over time and can be split into two series

American Microsystems S2000

American_Microsystems_S2000

Online names & meanings

AMBER

Female

English

AMBER

English name derived from the vocabulary word, AMBER means "amber," the gem or color. Actually the word is of Arabic origin, from anbargris (ambergris), which refers to an oily, perfumed substance (used in making perfumes) secreted by the sperm whale.