asynchronous data

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• asynchronous data switching —    A PBX system that supports asynchronous (a sequence wherein operations occur in a sporadic time frame) data …   IT glossary of terms, acronyms and abbreviations

• asynchronous —    A variable or random time interval between successive characters, operations, or events. Asynchronous data transmission provides for variable intercharacter time, but for fixed interbit time within characters. See also start/stop transmission …   IT glossary of terms, acronyms and abbreviations

• Asynchronous I/O — Asynchronous I/O, or non blocking I/O, is a form of input/output processing that permits other processing to continue before the transmission has finished. Input and output (I/O) operations on a computer can be extremely slow compared to the… …   Wikipedia

• Asynchronous serial communication — describes an asynchronous, serial transmission protocol in which a start signal is sent prior to each byte, character or code word and a stop signal is sent after each code word. The start signal serves to prepare the receiving mechanism for the… …   Wikipedia

• Data transmission — Data transmission, digital transmission, or digital communications is the physical transfer of data (a digital bit stream) over a point to point or point to multipoint communication channel. Examples of such channels are copper wires, optical… …   Wikipedia

• Asynchronous serial interface — Asynchronous Serial Interface, or ASI, is streaming data format which often carries an MPEG Transport Stream (MPEG TS).It is electrically identical to an SDI signal and is always 270Mbit/s. There are two transmission formats commonly used by the… …   Wikipedia

• Asynchronous Balanced Mode — (ABM) is a communication mode of HDLC and derivative protocols, supporting peer oriented point to point communications between two nodes, where either node can initiate transmission.For systems that work in the ABM (Asynchronous Balanced Mode),… …   Wikipedia

• Asynchronous System Trap — (AST) refers to a mechanism used in several computer operating systems designed by the former Digital Equipment Corporation (DEC) of Maynard, Massachusetts.Various events within these systems can be optionally signalled back to the user processes …   Wikipedia

• Asynchronous Layered Coding — is an Internet protocol of the IETF specified in [http://www.rfc archive.org/getrfc.php?rfc=3450 RFC 3450] and described as a massively scalable reliable content delivery protocol. It was adopted as an experimental protocol in December 2002 and… …   Wikipedia

• Asynchronous — A*syn chro*nous, a. [Gr. ? not + synchronous.] Not simultaneous; not concurrent in time; opposed to {synchronous}. Syn: nonsynchronous, unsynchronized, unsynchronous. [Webster 1913 Suppl.] 2. (Paleontology) occurring in different geologic times;… …   The Collaborative International Dictionary of English

• Data Terminal Ready — Data Terminal Ready, abbreviated as DTR, is a control signal present inside an RS 232 serial communications cable that goes between a computer and another device, such as a modem. This is a one way high low signal going from the computer to the… …   Wikipedia