Robotics Sportster Flash x2 Guía de usuario descargar pdf (Pagina 37)

User’s Guide & Reference 33

Discrete, uniform signals. In this manual, the term refers to the

binary digits 0 and 1. Contrast with analog signals.

DTE

Data Terminal (or Terminating) Equipment. A computer that

generates or is the final destination of data.

duplex

Indicates a communications channel capable of carrying signals in

both directions. See half duplex, full duplex.

Electronic Industries Association (EIA)

Group which defines electronic standards in the U.S.

error control

Various techniques that check the reliability of characters (parity)

or blocks of data. V.42 and MNP error-control protocols use error

detection (CRC) and retransmission of flawed frames (ARQ).

facsimile

A method for transmitting the image on a page from one point to

another. Commonly referred to as fax.

fax mode

The mode in which the faxmodem is capable of sending and

receiving files in a facsimile format. See definitions for V.17,

V.27ter, V.29.

flow control

A mechanism that compensates for differences in the flow of data

into and out of a modem or other device. See commands &Hn, &In,

&Rn.

frame

A data communications term for a block of data with header and

trailer information attached. The added information usually includes

a frame number, block size data, error-check codes, and Start/End

indicators.

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Robotics Sportster Flash x2 Guía de usuario Pagina 37