multiplexor channel


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Multiplexor Channel

(MPX) mainframe terminology for a slow peripheral device connection, e.g. for a printer, operator console, or card reader.
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multiplexor channel

A computer channel that transfers data between the CPU and several low-speed peripherals (terminals, printers, etc.) simultaneously. It may have an optional burst mode that allows a high-speed transfer to only one peripheral at a time. See multiplexing.
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