• Thumbnail for Motorola 68881
    The Motorola 68881 and Motorola 68882 are floating-point units (FPUs) used in some computer systems in conjunction with Motorola's 32-bit 68020 or 68030...
    10 KB (666 words) - 23:57, 3 December 2023
  • Thumbnail for Coprocessor
    treated as peripheral devices, while others such as the Intel 8087, Motorola 68881 and National 32081 were more closely integrated with the CPU. Another...
    15 KB (1,870 words) - 06:23, 7 November 2024
  • Thumbnail for Motorola 68020
    complete systems ready to use the 020 and the new floating point unit, the Motorola 68881. Systems were in the market only five or six months after the 020 had...
    28 KB (2,913 words) - 14:00, 9 November 2024
  • Thumbnail for Motorola 68030
    include a built-in floating-point unit (FPU), and was generally used with the 68881 and the faster 68882. The addition of the FPU was a major design note of...
    8 KB (785 words) - 00:24, 29 October 2024
  • Thumbnail for Motorola 68040
    supported by both the 68881 and 68882 and were used by the popular fractal generating software of the time and little else. The Motorola floating point support...
    11 KB (1,183 words) - 00:23, 29 October 2024
  • Thumbnail for Freescale 683XX
    The Freescale 683xx (formerly Motorola 683xx) is a family of compatible microcontrollers by Freescale that use a Motorola 68000-based CPU core. The family...
    4 KB (507 words) - 20:18, 21 June 2024
  • Thumbnail for Motorola 68010
    The Motorola MC68010 and Motorola MC68012 are 16/32-bit microprocessors from Motorola, released in 1982 as successors to the Motorola 68000. The 68010...
    7 KB (748 words) - 02:40, 24 June 2024
  • Thumbnail for Sun-3
    the earlier Sun-2 series, but using the Motorola 68020 microprocessor, in combination with the Motorola 68881 floating-point co-processor (optional on...
    5 KB (351 words) - 06:21, 4 March 2024
  • The Motorola 68000 series (also known as 680x0, m68000, m68k, or 68k) is a family of 32-bit complex instruction set computer (CISC) microprocessors. During...
    42 KB (4,012 words) - 17:00, 20 November 2024
  • Thumbnail for Floating-point unit
    80287, 80387) up to the 80486 microprocessor series, as well as in the Motorola 68881 and 68882 for some kinds of floating-point instructions, mainly as a...
    16 KB (1,654 words) - 09:49, 2 November 2024
  • Thumbnail for Motorola 68000
    The Motorola 68000 (sometimes shortened to Motorola 68k or m68k and usually pronounced "sixty-eight-thousand") is a 16/32-bit complex instruction set...
    67 KB (7,234 words) - 21:03, 7 November 2024
  • Thumbnail for Motorola 6800
    hundred") is an 8-bit microprocessor designed and first manufactured by Motorola in 1974. The MC6800 microprocessor was part of the M6800 Microcomputer...
    88 KB (9,518 words) - 23:38, 6 October 2024
  • Thumbnail for IBM RT PC
    or external 4 MB ECC memory cards, and featured a built-in 20 MHz Motorola 68881 floating-point processor. The Advanced Processor Card could be accompanied...
    16 KB (1,974 words) - 14:30, 8 October 2024
  • Thumbnail for Motorola 68HC12
    68HC12 (also abbreviated as 6812 or HC12) is a microcontroller family from Motorola Semiconductor (later from Freescale then NXP). Originally introduced in...
    6 KB (662 words) - 20:38, 13 June 2024
  • Thumbnail for Freescale DragonBall
    Motorola/Freescale Semiconductor's DragonBall, or MC68328, is a microcontroller design based on the famous 68000 core, but implemented as an all-in-one...
    3 KB (294 words) - 10:39, 20 January 2024
  • Thumbnail for Motorola 6809
    The Motorola 6809 ("sixty-eight-oh-nine") is an 8-bit microprocessor with some 16-bit features. It was designed by Motorola's Terry Ritter and Joel Boney...
    38 KB (4,680 words) - 14:15, 22 November 2024
  • Thumbnail for Atari Falcon
    Processor: Motorola 68030 at 16 MHz with MMU and 256 byte instruction and data caches FPU: optional Motorola 68881 or 68882, PLCC socket DSP: Motorola 56001...
    12 KB (1,287 words) - 07:29, 24 February 2024
  • without any mandatory relation between emin and emax. For example, the Motorola 68881 80-bit format, where emin = − emax, was a conforming extended format...
    63 KB (7,516 words) - 07:56, 2 November 2024
  • Thumbnail for X68000
    Sharp CZ-6BP2: Motorola 68881 @ 16 MHz Sharp CZ-5MP1: Motorola 68882 @ 25 MHz Xellent30: Motorola 68882 @ 33 MHz Tsukumo TS-6BE6DE: Motorola MC68882, with...
    26 KB (2,217 words) - 23:59, 29 July 2024
  • Thumbnail for Motorola 68HC11
    microcontroller family introduced by Motorola Semiconductor in 1984 (later from Freescale then NXP). It descended from the Motorola 6800 microprocessor by way of...
    10 KB (758 words) - 14:45, 23 August 2024
  • Thumbnail for Macintosh II
    The Macintosh II is built around the Motorola 68020 processor operating at 16 MHz, teamed with a Motorola 68881 floating-point unit. The machine shipped...
    21 KB (2,227 words) - 03:37, 6 September 2024
  • Thumbnail for Motorola 68008
    The Motorola 68008 is an 8/32-bit microprocessor introduced by Motorola in 1982. It is a version of 1979's Motorola 68000 with an 8-bit external data...
    3 KB (312 words) - 01:15, 1 June 2024
  • Thumbnail for Motorola 6800 family
    (latter dubbed the Motorola 6800 family, M6800 family, or 68xx) was a series of 8-bit microprocessors and microcontrollers from Motorola that began with...
    2 KB (210 words) - 15:25, 11 October 2024
  • Thumbnail for Amiga Unix
    of RAM and featuring the Motorola 68851 memory management unit and Motorola 68881 floating-point unit (FPU). The "full implementation" of Unix System...
    28 KB (2,897 words) - 16:32, 17 September 2024
  • the "HyperDrive 2000", a 20MB internal hard disk that also included a Motorola 68881 floating-point unit, but the speed advantage of the HyperDrive had been...
    7 KB (704 words) - 04:32, 27 August 2024
  • Thumbnail for PowerPC
    (RISC) instruction set architecture (ISA) created by the 1991 Apple–IBM–Motorola alliance, known as AIM. PowerPC, as an evolving instruction set, has been...
    47 KB (5,346 words) - 22:43, 22 November 2024
  • Thumbnail for CORDIC
    80287, 80387 up to the 80486 coprocessor series as well as in the Motorola 68881 and 68882 for some kinds of floating-point instructions, mainly as a...
    71 KB (7,227 words) - 05:13, 19 August 2024
  • Thumbnail for Motorola 68060
    The Motorola 68060 ("sixty-eight-oh-sixty") is a 32-bit microprocessor from Motorola released in April 1994. It is the successor to the Motorola 68040...
    16 KB (1,503 words) - 05:08, 28 August 2024
  • Thumbnail for Amiga 2000
    for the A2000. The A2620 included a Motorola 68881 FPU and Motorola 68851 MMU, whereas the A2630 included a Motorola 68882 FPU (and MMU built into the 68030)...
    20 KB (1,937 words) - 18:28, 13 September 2024
  • and the exponent fields), but without correct rounding. The x87 and Motorola 68881 80-bit formats meet the requirements of the IEEE 754-1985 double extended...
    35 KB (4,056 words) - 16:59, 18 November 2024