Micro Channel architecture
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Micro Channel architecture, or the Micro Channel bus, is a proprietary 16- or 32-bit parallel computer bus introduced by IBM in 1987 which was used on PS/2 and other computers until the mid-1990s. Its name is commonly abbreviated as "MCA",... Wikipedia
Speed: 10 MHz
Style: Parallel
Superseded by: PCI (1993)
Width in bits: 16 or 32
Year created: 1987; 37 years ago