Discuss the need of PCI bus.
Peripheral Component Interconnect (PCI): It was developed by Intel and introduced in 1993 year. This is geared particularly to fifth- and sixth-generation systems, while the latest generation 486 motherboards use PCI also.
Peripheral Component Interconnect bus has plug - and - play characteristics and the capability to function with a 64-bit data bus. A PCI interface has series of registers, located into a small memory device on the PCI interface, which has information regarding the board.