LXE 1280 Reference Guide
140
Sending Forms to a Host
LDS Plus Reference Guide
E-SW-LDSPLUSRG-G
Transmit Uncompressed Forms
Rule: When sending a form to the host computer uncompressed, unprotected
character positions that do not contain any data entry are returned as
underline characters.
underline characters.
When a DOS terminal sends a form to the host computer in an uncompressed format, a character
is returned for every unprotected field position in the form.
is returned for every unprotected field position in the form.
For example, the following data entry:
<E3Sa57B]Part No.{p987654321}Qty.10 _ _Loc.A33B19 _ _C
R
L
F
would be sent to the host in uncompressed format and the host would receive:
<E3Ma57B]{P987654321}10_ _A33B19_ _C
R
L
F
where
<E3 is a message from terminal E3.
a identifies a form message with sequence number 5.
7B is the form number, as assigned by the host computer or contained in a stored
form, and barcode entry was activated by the form.
form, and barcode entry was activated by the form.
Text might indicate that 10 of part number P987654321 were placed in Bin 19 of
Aisle 33.
Aisle 33.
{ } indicate that a barcode reader or auxiliary input device was used for the part
number entry.
number entry.
10 _ indicates the quantity was keyed in from the keyboard. Quantity could have
accepted four characters as indicated by the underline characters.
accepted four characters as indicated by the underline characters.
The part number field was completely filled.
C
R
L
F
indicates End of Line.
Number of Inbound Uncompressed Characters
With the uncompressed format, the total number of returned text characters always equals three
plus the total number of data entry (unprotected) character positions in the form.
plus the total number of data entry (unprotected) character positions in the form.
When the DOS terminal uses this format, it sends all unprotected characters of a form back to the
host computer without delimiters to separate the fields. The host application must count characters
to identify the fields.
host computer without delimiters to separate the fields. The host application must count characters
to identify the fields.
Note:
Expanded Functions G, g, U, u, and V, which permit the host computer to partially fill a
form, can alter the number and size of the form fields and thus the number of characters
transmitted by the DOS terminal.
form, can alter the number and size of the form fields and thus the number of characters
transmitted by the DOS terminal.
The number of inbound uncompressed characters may be affected when barcode or auxiliary input
data entry is used.
data entry is used.