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6. 9.6k DATA COMMUNICATIONS
6.1.1
Main features
Flow control
Different procedures for the DTE to control the flow of data that is sent by the
MES and those for the MES to control the flow of data that is sent by the DTE can
be chosen. (For further details of flow control, see next section.)
Communication parameters setup
Various parameters can be set including the line communication speed; the line
error correction mode; the window size in the ARQ mode; and the boundary value
of transmit/reception buffer.
Extended line report display
Detailed information (such as communication speeds and error corrections over
the satellite and terrestrial links) can optionally be reported when a line is
connected.
Note: The FELCOM 82 conforms to Inmarsat-B standards ITU-TV25ter and
PCCA STD-101.
6.1.2
Terminology
DCE:
Data circuit-terminating equipment. It means a communication control
unit for the FELCOM 82, or a modem of an earth station at the other end.
DTE:
Data terminal equipment.
It means a personal computer or similar equipment connected to the
DCE.
<CR>: A code used to inform the MES that the character string for an AT
command has been ended. If the DTE has a keyboard, this code can be
sent to the MES by pressing the Enter or Return key.
6-2
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