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AT

(1) See assistive technology.

(2) (Advanced Technology) IBM's first 286-based PC, introduced in 1984. The PC AT featured a new keyboard, a higher-capacity 5.25" floppy (1.2MB) and a 16-bit data bus. AT-class machines ran considerably faster than the earlier 8088-based XT PCs. See 286 and AT bus.




IBM PC AT
The fastest PC in 1984. Users were amazed at the extraordinary speed of the 286 with its huge 20MB hard disk. (Image courtesy of IBM.)






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Before/After Your Search Term
BeforeAfter
asynchronousAT Attachment
asynchronous communicationsAT bus
asynchronous communications serverAT class
asynchronous I/OAT command set
asynchronous modeAT interface
asynchronous protocolAT keyboard
Asynchronous Protocol SpecificationAT keyboard connector
asynchronous transfer modeAT motherboard
asynchronous transmissionAT processor
asynchronous USB DACAT-PS/2 adapter

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