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Motorola and 68020
Early CPU accelerator cards feature full 32-bit CPUs of the 68000 family such as the Motorola 68020 and Motorola 68030, almost always with 32-bit memory and usually with FPUs and MMUs or the facility to add them.
It was also available on some non-IBM compatible machines such as Motorola 68k-based Apollo ( 68020 ) and Amiga 3000 ( 68030 ) workstations, the short-lived AT & T Hobbit and later PowerPC based BeBox.
After 1982, Motorola devoted more attention to the 68020 and 88000 projects.
In keeping with naming practices common to Motorola designs, the 68020 is usually referred to as the ' 020, pronounced oh-two-oh or oh-twenty ".
Motorola 68020
It is a lower cost version of the Motorola 68020.
The 68030 was the successor to the Motorola 68020, and was followed by the Motorola 68040.
( For information on Motorola's multiprocessing model with the 680x0 series, see Motorola 68020.
Motorola had intended the EC variant for embedded use, but embedded processors during the 68040's time did not need the power of the 68040, so EC variants of the 68020 and 68030 continued to be common in designs.
Although the CPU now fits into a feature chart more like the Motorola 68020, it continues to include the 68040's caches and pipeline and is thus significantly faster than the 68020.
Similarly, the Motorola 68030 was a process improvement on the 68020 with the MMU and a small data cache ( 256 bytes ) moved on-chip.
These FPUs, the 68881 and 68882, were common in Motorola 68020 / 68030-based workstations like the Sun 3 series.
** Motorola 68020
Motorola mainly used even numbers for major revisions to the CPU core such as 68000, 68020, 68040 and 68060.
# REDIRECT Motorola 68020
Despite this, unofficial CPU upgrades include the Motorola 68010, 68020 ( at up to 25 MHz ), and 68030 ( at up to 50 MHz ).
# REDIRECT Motorola 68020
Motorola 68020
VLSI VI475 MMU " Apple HMMU " from the Macintosh II used with the Motorola 68020
In some early microprocessor designs, memory management was performed by a separate integrated circuit such as the VLSI VI475 or the Motorola 68851 used with the Motorola 68020 CPU in the Macintosh II or the Z8015 used with the Zilog Z80 family of processors.

Motorola and is
See, e. g., Clearfield Trust Co. v. United States, ( giving federal courts the authority to fashion common law rules with respect to issues of federal power, in this case negotiable instruments backed by the federal government ); see also International News Service v. Associated Press, 248 U. S. 215 ( 1918 ) ( creating a cause of action for misappropriation of " hot news " that lacks any statutory grounding, but that is one of the handful of federal common law actions that survives today ); National Basketball Association v. Motorola, Inc., 105 F. 3d 841, 843-44, 853 ( 2d Cir.
The Dragon is built around the Motorola MC6809E processor running at 0. 89 MHz.
Motorola / Freescale Semiconductor's DragonBall, or MC68328, is a microcontroller design based on the famous 68000 core, but implemented as an all-in-one low-power solution for handheld computer use.
The first field is either the Motorola 68000 exception number that occurred ( if a CPU error occurs ) or an internal error identifier ( such as an ' Out of Memory ' code ), in case of a system software error.
The 6309 is Hitachi's CMOS version of the Motorola 6809 microprocessor.
The Motorola 68000 is a 16 / 32-bit CISC microprocessor core designed and marketed by Freescale Semiconductor ( formerly Motorola Semiconductor Products Sector ).
Tom Gunter, retired Corporate Vice President at Motorola, is known as the " Father of the 68000.
Motorola ceased production of the HMOS MC68000 and MC68008 in 1996, but its spin-off company, Freescale Semiconductor, is still producing the MC68HC000, MC68HC001, MC68EC000, and MC68SEC000, as well as the MC68302 and MC68306 microcontrollers and later versions of the DragonBall family.
It is the successor to the Motorola 68010 and is succeeded by the Motorola 68030.
The 68EC020 is a microprocessor from Motorola.
Motorola Solutions is generally considered to be the direct successor to Motorola, Inc., as the reorganization was structured with Motorola Mobility being spun off.
The Motorola 68030 is a 32-bit microprocessor in Motorola's 68000 family.
In keeping with general Motorola naming, this CPU is often referred to as the 030 ( pronounced oh-three-oh or oh-thirty ).
A Motorola 68040 microprocessorDie of a Motorola 68040The Motorola 68040 is a microprocessor from Motorola, released in 1990.

Motorola and 32-bit
The " ST " officially stands for " Sixteen / Thirty-two ", which referred to the Motorola 68000's 16-bit external bus and 32-bit internals.
It was an attempt to draw attention from the less-delayed 16 and 32-bit processors of other manufacturers ( such as Motorola, Zilog, and National Semiconductor ) and at the same time to counter the threat from the Zilog Z80 ( designed by former Intel employees ), which became very successful.
The decision to leapfrog the competition and introduce a hybrid 16 / 32-bit design was necessary, and Motorola turned it into a coherent mission.
The Motorola 68060 is a 32-bit microprocessor from Motorola released in 1994.
Newer microprocessor chips such as the Motorola 68000 ( 1979 ) and Intel 80386 ( 1985 ) also included 32-bit logical addressing.
One of them was the HP Series 300 of Motorola 68000-based workstations, another Series 200 line of technical workstations based on a custom silicon on sapphire ( SOS ) chip design, the SOS based 16-bit HP 3000 classic series and finally the HP 9000 Series 500 minicomputers, based on their own ( 16 and 32-bit ) FOCUS microprocessor.
The 32016 was also very similar to the Motorola 68000, which also used 32-bit internals with a 16-bit data bus and 24-bit address bus.
Implementations of the original 32-bit SPARC architecture were initially designed and used in Sun's Sun-4 workstation and server systems, replacing their earlier Sun-3 systems based on the Motorola 68000 family of processors.
The Motorola MC68010 processor is a 16 / 32-bit microprocessor from Motorola, released in 1982.
The 32-bit EPOC developed by Project Protea resulted in the eventual formation of Symbian Ltd. in June 1998 in conjunction with Nokia, Ericsson and Motorola.
The TI-89 runs on a 32-bit microprocessor, the Motorola 68000, which nominally runs at 10, 12, or 16 MHz, depending on the calculator's hardware version.
QuickBASIC could also be run on System 7, as long as 32-bit addressing was disabled ; this was not possible on Motorola 68040-based Macintosh machines.
The Motorola 680x0 / m68000 / 68000 is a family of 32-bit CISC microprocessors.
In the early 1980s, with the advent of 32-bit microprocessors such as the Motorola 68000, a number of new participants in this field appeared, including Apollo Computer and Sun Microsystems, who created Unix-based workstations based on this processor.

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