• Thumbnail for BIOS
    computing, BIOS (/ˈbaɪɒs, -oʊs/, BY-oss, -⁠ohss; Basic Input/Output System, also known as the System BIOS, ROM BIOS, BIOS ROM or PC BIOS) is a type of...
    89 KB (9,559 words) - 19:02, 5 May 2025
  • Thumbnail for IBM PC compatible
    An IBM PC compatible is any personal computer that is hardware- and software-compatible with the IBM Personal Computer (IBM PC) and its subsequent models...
    73 KB (8,109 words) - 06:01, 12 May 2025
  • programs to use the facilities of the firmware on IBM PC compatible computers. Traditionally, BIOS calls are mainly used by DOS programs and some other...
    29 KB (3,319 words) - 17:50, 25 July 2024
  • Thumbnail for IBM PC Series
    featured an IBM SurePath BIOS. The submodels were: PC 300 Series Model 340 (Model 6560-1xx) PC 300 Series Model 340 (Model 6560-4xx) PC 300 Series Model...
    14 KB (1,549 words) - 20:31, 16 April 2025
  • Thumbnail for IBM PCjr
    computers such as the Apple II and Commodore 64. It retained the IBM PC's 8088 CPU and BIOS interface, but provided enhanced graphics and sound, ROM cartridge...
    67 KB (7,593 words) - 21:45, 12 April 2025
  • with that?" IBM Cassette BASIC came in 32 kilobytes (KB) of read-only memory (ROM), separate from the 8 KB BIOS ROM of the original IBM PC, and did not...
    14 KB (1,720 words) - 14:53, 13 April 2025
  • Thumbnail for IBM Personal Computer
    compatible with the PC offered few challenges other than the creation of a compatible BIOS ROM. Simple duplication of the IBM PC BIOS was a direct violation...
    61 KB (6,530 words) - 05:50, 15 April 2025
  • Thumbnail for IBM PS/2
    PS/2 is IBM's second generation of personal computers. Released in 1987, it officially replaced the IBM PC, XT, AT, and PC Convertible in IBM's lineup...
    39 KB (4,609 words) - 08:49, 12 March 2025
  • Thumbnail for IBM PC DOS
    IBM PC DOS (an acronym for IBM Personal Computer Disk Operating System), also known as PC DOS or IBM DOS, is a discontinued disk operating system for the...
    37 KB (3,705 words) - 01:09, 30 April 2025
  • Thumbnail for IBM Personal Computer AT
    The IBM Personal Computer AT (model 5170, abbreviated as IBM AT or PC/AT) was released in 1984 as the fourth model in the IBM Personal Computer line,...
    30 KB (2,745 words) - 23:48, 17 May 2025
  • Thumbnail for IBM Personal Computer XT
    The IBM Personal Computer XT (model 5160, often shortened to PC/XT) is the second computer in the IBM Personal Computer line, released on March 8, 1983...
    25 KB (1,980 words) - 07:59, 8 February 2025
  • The IBM PC Network was IBM PC's first LAN system. It consisted of network cards, cables, and a small device driver known as NetBIOS (Network Basic Input/Output...
    3 KB (334 words) - 16:05, 17 February 2025
  • Thumbnail for IBM PC keyboard
    The keyboard for IBM PC-compatible computers is standardized. However, during the more than 30 years of PC architecture being frequently updated, many...
    27 KB (2,375 words) - 04:39, 21 March 2025
  • Thumbnail for Disk partitioning
    with too much free space and another nearly totally allocated. IBM in its 1983 release of PC DOS version 2.0 was an early if not first use of the term partition...
    21 KB (2,295 words) - 16:32, 22 January 2025
  • Thumbnail for Influence of the IBM PC on the personal computer market
    run (through BIOS calls) on non IBM-PC hardware. In 1984, Phoenix Technologies began licensing its clone of the IBM PC BIOS. The Phoenix BIOS and competitors...
    48 KB (5,198 words) - 07:33, 18 May 2025
  • specification) is a series of hardware design requirements and recommendations for IBM PC compatible personal computers, compiled by Microsoft and Intel Corporation...
    9 KB (677 words) - 16:48, 30 September 2024
  • Thumbnail for PC-98
    Windows 2000. The PC-98 is different from the IBM PC in many ways; for instance, it uses its own 16-bit C-bus (Cバス) instead of the ISA bus; BIOS, I/O port addressing...
    74 KB (8,740 words) - 17:33, 6 February 2025
  • Thumbnail for Power-on self-test
    load an operating system. In IBM PC compatible computers, the main duties of POST are handled by the BIOS or UEFI. In IBM PC compatible computers, the main...
    24 KB (2,383 words) - 15:27, 14 May 2025
  • Thumbnail for Compaq Portable
    companies were threatened by IBM for BIOS copyright infringement, and settled out of court, agreeing to re-implement their BIOS. There was also the Seequa...
    16 KB (1,771 words) - 11:12, 16 May 2025
  • is shorthand for BIOS interrupt call 13hex, the 20th interrupt vector in an x86-based (IBM PC-descended) computer system. The BIOS typically sets up...
    30 KB (1,945 words) - 15:08, 17 March 2025
  • Thumbnail for PC speaker
    A PC speaker is a loudspeaker built into some IBM PC compatible computers. The first IBM Personal Computer, model 5150, employed a standard 2.25 inch magnetic...
    13 KB (1,441 words) - 22:14, 6 March 2025
  • Thumbnail for Phoenix Technologies
    licensing the BIOS on a per-machine basis instead of a flat fee. Competitors appeared, such as AMI BIOS. Phoenix shipped an IBM PC/AT-compatible BIOS six months...
    21 KB (2,256 words) - 23:18, 12 April 2025
  • completely clone the IBM BIOS, so although it ran MS-DOS and CP/M-86, it was not IBM PC compatible as the underlying system BIOS and hardware was very...
    7 KB (772 words) - 20:12, 7 September 2024
  • Thumbnail for Code page 437
    Code page 437 (redirect from BIOS font)
    is the character set of the original IBM PC (personal computer). It is also known as CP437, OEM-US, OEM 437, PC-8, or MS-DOS Latin US. The set includes...
    50 KB (3,161 words) - 15:42, 23 April 2025
  • Thumbnail for Palmtop PC
    distinguish from other palmtop computers by using a mostly IBM-compatible PC architecture, and BIOS as well as an Intel-compatible x86 processor. All such...
    4 KB (522 words) - 23:15, 30 November 2024
  • Thumbnail for DOS
    DOS (redirect from PC DOS (compatible))
    family of disk-based operating systems for IBM PC compatible computers. The DOS family primarily consists of IBM PC DOS and a rebranded version, Microsoft's...
    56 KB (6,504 words) - 04:53, 13 May 2025
  • Thumbnail for UEFI
    UEFI (redirect from UEFI BIOS)
    compatibility with the BIOS using CSM booting. Unlike its predecessor, BIOS, which is a de facto standard originally created by IBM as proprietary software...
    105 KB (10,692 words) - 18:00, 14 May 2025
  • the IBM-compatible BIOS to various PC clone manufacturers. American Megatrends also sold its clean-room implementation of the IBM-compatible BIOS to various...
    14 KB (1,655 words) - 12:42, 9 February 2025
  • Thumbnail for Color Graphics Adapter
    Color/Graphics Adapter or IBM Color/Graphics Monitor Adapter, introduced in 1981, was IBM's first color graphics card for the IBM PC and established a de facto...
    50 KB (5,516 words) - 03:24, 12 May 2025
  • known as the IBM Personal Computer Company (IBM PC Co.) following a fierce price war in the PC market leading to shrinking profit margins for IBM. This restructuring...
    217 KB (24,520 words) - 13:29, 30 April 2025