Tektronix CMD 80, Руководство пользователя

Страница: 366 / 672

Appendix D: Remote Control
D–10
CMD 80 Digital Radiocommunication Tester User Manual
The addressed commands have codes between 00 and 0F hexadecimal (see
Table D–5). They act only on devices addressed as Listeners. The addressed
commands are described in Table D–6.
Table D–6: Addressed commands
Command Function
SDC (Selected Device Clear) Aborts processing of the currently received commands and
sets the command processing software to a defined initial
status. The device setting is not changed.
GTL (Go To Local) Changes to Local state (manual operation)
Input Buffer. All commands received are buffered in a memory with a maximum
capacity of 256 bytes. To process command lines that are longer, the part of the
command line that was first received is processed before accepting the next part.
Command Syntax.
Figure D–5 shows the syntax of a command line (program
message).
#&+ #("&
* "! #("&
# '
&'&
&'&
("& )!( %
&" #'$& % & %
'
'
'
% '
Mantissa Exponent
Numeric value (decimal)
Command line
Figure D–5: Syntax diagram of a command line
Addressed Commands
(GPIB only)
Commands Received by
the tester in Listen Mode
(Controller to Device
Messages)