BIOS

   Still remember with the word BIOS? At article Memory 2 have a few touched about congeniality BIOS. At the article  BIOS represent a group of program placed in ROM. Following clearer about BIOS.

    BIOS (Basic of Input of Output System) born at the same time createdly of computer of IBM PC by IBM in the year 1981. Initially, BIOS there's only one kinds of, that is IBM BIOS. But, company of computer Compaq later do the reverse engineering IBM BIOS and then make the IBM of BIOS compatible, that is BIOS which compatible with IBM BIOS and can be used at PC. BIOS which made by this Compaq then figured in at PC of made in Compaq, replacing full IBM BIOS. Hereinafter a lot of other company which pop out as maker BIOS for the PC , like Phoenix, AMI, and Award. Special for the motherboard of made in Taiwan, most BIOS used is Award BIOS. Its Reason modestly, Award Inc. is company of maker BIOS which also base on Taiwan.
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    Usefulness BIOS

    BIOS only used at PC. But also used a lot of platform. For example, platform of Power PC, Gameboy Advance, Xbox, Itanium, and others. But that way, BIOS at different platform its contents also surely differ. At any platform, BIOS hold the same elementary function, that is menginisisalisasi of] all peripheral exist in the platform ready to used by operating system.

    Inisialisasi by BIOS required because a system cannot be made in such a manner to recognize and menginisialisasi all existing peripheral. This matter because of compared to quicker growth hardware growth software ( operating system). So that each time there are new chipset [is] which dikelurakan, maker [operating system haven't to [elease the patch for the menginisialisasi of the chipset At PC BIOS implementation not merely at motherboard, but also some type of ad-on card. For example, graphics card, EIDE Controller card, RAID Controller, SCSI Controller card, LAN Card, and others. All the BIOS have the same elementary function, that is menginisialisasi of the place BIOS peripheral reside in the. BIOS at expansion card referred also ROM or option ROM.

    Usefulness and kinds of BIOS have known. Now omit the way of job of BIOS adja again which not yet known, await in next article.

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