What is ISA slotindustry structure architecture kya hai

I have managed to figure out that the bottom row of pins in the EISA riser card slot are for the 2 PCI bus card + 3 ISA breakout board

Pronounced eye-suh, ISA accepted cards for sound, display, hard drives and other devices Originally called the AT bus and introduced with the IBM PC AT in

isa slot computer pinout is proprietary to the motherboard vendor as well as POST cards The ISA-style bus cycles that were inherited by LPC from ISA are one-byte

isa slot The ISA slot connector is typically black, distinguishing it from the brown EISA connectors and white PCI connectors The ISA bus, which initially included