What is Plug and Play (PnP)?

What does PnP stand for?

Plug and Play (PnP) is a era that lets in the working Device to detect and configure Internal and external Peripherals as well as most adapters. It has the Capacity to Discover and configure Hardware additives without having to reset DIP Switches and Jumpers. PnP also refers to warm swapPing, or Hot Plugging, sySTEMs inclusive of FireWire or USB sticks and other devices.

When booting a PC, PnP identifies the connected Peripheral Devices and regulates the proper inner settings by means of configuring the direct reminiscence get admission to (DMA), Interrupt Requests (IRQ) and enter/Output (I/O) addresses.

What Does Plug and Play Mean?

Most Current gadgets have a PnP well suited BiOS. Newer structures which include Firewire and USB are intentionally Constructed to aid Modifications in Configuration settings.

For PnP to Characteristic it requires aid from Software and hardware. The hardware uses an ID Code, permitting it to be identified by way of the Software Program. The ID code consists of both a four-bit code or large bits containing names and serial numbers. Before the industry general structure (ISA) become introduced, PnP did not have an ID code and was no longer very dependable. IRQ strains and I/O addresses would be often be set incorrectly, inflicting malFunction. When the peripheral element Interconnect Bus became introduced, PnP cHanged into in the end have become reliable.