
84
5.0 UPC Types
Code 39 - Two Discrete Lengths
Code 39 - Length Within Range
•
Two Discrete Lengths
- This option limits decodes to only those
Code 39 symbols containing either of two selected lengths. Lengths
are selected from the numeric bar codes in
Section 5.5
on page
95
.
For example, to decode only those Code 39 symbols containing either
2 or 14 characters, scan
Code 39
-
Two Discrete Lengths
, then scan
0, 2, 1
and then
4
. To change the selection or cancel an incorrect entry,
scan
Cancel
in
Section 5.5.1
on page
95
.
•
Length Within Range
- This option limits decodes to only those
Code 39 symbols within a specified range. For example, to decode
Code 39 symbols containing between 4 and 12 characters, first scan
Code 39
-
Length Within Range
. Then scan
0, 4, 1
and
2
. Numeric
bar codes are in
Section 5.5
on page
95
. To change the selection or
cancel an incorrect entry, scan Cancel in
Section 5.5.1
on page
95
.
Code 39 - Any Length
•
Any Length
- Scan this option to decode Code 39 symbols contain-
ing any number of characters.
5.3.6
Code 39 Check Digit Verification :
Parameter # 0x30
When this feature is enabled, the scanner checks the integrity of all
Code 39 symbols to verify that the data complies with specified check
digit algorithm. Only those Code 39 symbols which include a modulo
43 check digit are decoded. Only enable this feature if your Code 39
symbols contain a module 43 check digit.
Verify Code 39 Check Digit
(0x01)
*Do Not Verify Code 39 Check Digit
(0x00)
5.3.7
Transmit Code 39 Check Digit :
Parameter # 0x2B
Scan this symbol to transmit the check digit with the data.
Scan this symbol to transmit data without the check digit.
Verify Code 39 Check Digit
(0x01)
*Do Not Verify Code 39 Check Digit
(0x00)
5.3.8
Enable/Disable Code 39 Full ASCII :
Parameter # 0x11
Code 39 Full ASCII is a variant of Code 39 which pairs characters to
encode the full ASCII character set. To enable or disable Code 39 Full
ASCII, scan the appropriate bar code below.
Refer to Table B-3 on page B-5 for the mapping of Code 39 characters
to ASCII values.
Verify Code 39 Check Digit
(0x01)
*Do Not Verify Code 39 Check Digit
(0x00)
NOTE:
Trioptic Code 39 and Code 39 Full ASCII cannot be enabled
simultaneously. If you get an error beep when enabling Code
39 Full ASCII, disable Trioptic Code 39 and try again.
Code 39 - One Discrete Length
•
One Discrete Length
- This option limits decodes to only those
Code 39 symbols containing a selected length. Lengths are selected
from the numeric bar codes in
Section 5.5
on page
95
. For exam-
ple, to decode only Code 39 symbols with 14 characters, scan
Code
39
-
One Discrete Length
, then scan
1
followed by
4
. To change the
selection or cancel an incorrect entry, scan
Cancel
in
Section 5.5.1
on page
95
.