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 firmware...

IBM PC–compatible computers are technically similar to the original IBM PC, XT, and AT, all from computer giant IBM, that are able to use the same software...

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...

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...

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...

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...

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,...

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...

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...

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...

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...

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...

Nonvolatile BIOS memory refers to a small memory on PC motherboards that is used to store BIOS settings. It is traditionally called CMOS RAM because it...

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...

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...

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...

load an operating system. In IBM PC compatible computers, the main duties of POST are handled by the BIOS/UEFI. In IBM PC compatible computers, the main...

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...

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...

The keyboard for IBM PC-compatible computers is standardized. However, during the more than 30 years of PC architecture being frequently updated, many...

compatibility with the BIOS using CSM booting. Contrary to its predecessor BIOS which is a de facto standard originally created by IBM as proprietary software...

video game "BIOS", a track on Blank Banshee's 2016 album MEGA BIOS (Basic Input/Output System), a de facto standard firmware interface of IBM PC-compatible...

The Commodore PC compatible systems are a range of IBM PC compatible personal computers introduced in 1984 by home computer manufacturer Commodore Business...

and corresponding BIOS extensions named EX-BIOS, thus requiring their own custom OEM version of MS-DOS. Software that used strictly BIOS calls, would work...

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...

specification) is a series of hardware design requirements and recommendations for IBM PC compatible personal computers, compiled by Microsoft and Intel Corporation...

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...

numbers are defined by the specific runtime environment, such as the IBM PC BIOS, DOS, or other operating systems. They are triggered by software using...

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...

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...