Texas Instruments 990 User Manual page 126

Appl i cati ons Uti 1 i ti es
*
Download records. The download record has a minimum
si ze of
32
bytes and a maximum of
512
bytes, i ncl udi ng
the four- byte header block. The si ze is dependent on
the type of secondary station and is a function of such
thi ngs as the si ze of the oommunications ruff ers at the
primary and secondary stations.
5.2.2 Preprocessor Utility Execution
The following paragraphs contain information on the use of the
preprocessor utility. The initial menu of oommands available
wi th the pre process or is al so des cr i bed •
* Preprocessor acti vation. The preprocessor is activated
by the
SCI
command Preprocessor (PP) , and causes the
fall owi ng i ni ti al menu to be di s pI ayed on the termi nal :
[ ] PP
PREP IDCESS OR - AA, AM, AD, DB, 00, DL, OM, DU
ENrER COMMAND:
In response to the ENrER CDMMAND prompt enter the
mnemon~c for the desi red function and press the RETURN
key. A new set of prompts is then presented on the
screen. Enter the requi red information. When the
function is complete, the preprocessor terminates and is
reactivated only when the PP command is reentered.
Alternatively, PRExx (where xx is the two-character
mnemonic of the desi red function) can be entered in
response to the
SCI
prompt, as in the following example:
[] PREAA
This entry selects the AA function without displaying
the ini ti al preprocessor menu.
The mnemoni cs displ ayed on the ini ti al menu have the
foIl owi ng mean i ngs :
Alias commands:
AA Add (assign) an alias for a secondary station.
AD Delete an alias assigned to a secondary station.
AM Modify an alias assignment.
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