Texas Instruments 990 User Manual page 33

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• Receive commands
• Command file commands
• Disconnect commands
• Miscellaneous commands
The change default commands are used to change installation parameters. A default value is set
during installation that specifies:
•
The block length
•
The receive print record length
•
The receive punch record length
•
The send record length
•
The records per block (for 2780)
•
The default pathname for the printer
r-
\
•
The default pathname for the
pu~
!
•
The features enabled or disabled
The change default commands enable the operator to change those default values for the currt 1t
communication session. These commands arc often issued prior to transmitting or receiving sir1ce
they set the specifications for the data.
The
conn~ct
commands piace a call or answer a call to establish
a
communication line connection.
They may be issued whenever you are ready to transmit or receive data.
The send data commands are used to send data. One send command can send as many files as buffer
space will allow.
The receive commands are issued each time a reception is expected. The receive commands specify
the pathname in which the data will be received.
The command file commands are issued to enter command file mode and to aid in the execution of a
command file. The Command File (CF) command and the Log File (LF) command are used by the
operator to specify that a command file begin executing its commands and a log file begin receiving
the log of those transactions. The IF and WAIT commands are issued by the command file to give '
the command file versatility. A command file may
be
executed anytime during a communication
session as a temporary command source or may be specified during activation as the primary
command source for the session.
The disconnect commands disconnect the telephone connection. The Abort and Terminate Task
commands can also terminate the Emulator.
The miscellaneous commands are issued to reset the communication line and to display the strtistics
for the session.
3-5
Digital Systems Group