Industry Standard Structures
L Industry Standard Structures , generally shortened in ISA' , is a data-processing standard of Bus intern used to connect Expander cards to the Mother chart of a Ordinateur. It was during ten years the standard bus of the PC compatibles. Since 1998 it almost disappeared from the new mother charts to the profit of the Peripheral Component Interconnect (NCV).
It is a bus of width 16 bits, extension of the Bus XT, with a speed of clock of 8 MHz. It appeared on PC/AT in 1984. It allows the Bus mastering on the first 16 megabytes.
Connector industry
See too
- Expander card
- data-processing Mother chart
- Drunk
- Drunk EISA
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