SUBUR4D This command is for IBM PC compatibility; if there is no Intel 8259 style interrupt controller on the PCI bus, this cycle need never be used. This is a special form of read cycle implicitly addressed to the interrupt controller, which returns an interrupt vector. The first PCI specification was developed by Intel, but subsequent development of the standard became the responsibility of the PCI Special Interest Group (PCI-SIG). PCI Local Bus Specification Revision 2.3. Portland, Oregon: PCI Special Interest Group. This limits the kinds of functions a Mini PCI card can perform.|Details Of Slot Server Luar