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...device, such as your PC. The USB Type B connector plugs into the peripheral. Having two different types of connectors helps to prevent accidental loops. • USB hub • To add more USB devices than your computer has USB connectors, you need a device ...
...fall under RS-232. Most PCs use the RS-232 interface to transmit data to modems, and some printers even use it. • Although RS-232 is a “standard,” you cannot necessarily expect seamless communication between two RS-232 devices. Why? Because differen...
...applications. You can download instructions remotely to more than one programmable logic controller. • Data sharing. PCs or industrial devices can be connected—locally or remotely—to other PCs and industrial devices or for file swapping. •
...multimonitor video cards. • KVM-switched tiling • Some KVM switches enable you to tile images from as many as four video cameras and/or computer screens on a single display while providing control over individual windows. This application is of...
...computer graphics cards still utilise the VGA connector and cable, but now resolutions of 1920x1200 are not uncommon. These high resolution computer graphics do not transmit well over long distances of VGA cable as the high frequency signal co...
...the network interface card. • The maximum number of segments is five, but only three can have computers attached. The others are for network extension. • The maximum length of one segment is 500 metres. • The maximum total length of all segments i...
...Separate horizontal and vertical sync (used in VGA systems found in PCs and some newer Sun and Mac computers) • These differences are an issue when you’re connecting to a wide variety of CPU types that may provide different types of video output.