1D Symbologies
9-4
MS-860 Industrial Raster Reader User’s Manual
1D Symbologies
Code 39
Code 39 Status
Check Digit Status
Check Digit Output
Usage:
Code 39 is considered the standard for non-retail bar code applications.
Definition:
An alphanumeric symbol with unique start/stop symbol patterns, com-
posed of 9 black and white elements per character, of which 3 are wide.
Serial Cmd:
<
K470,status
,check digit status,check digit output,large intercharacter
gap,fixed symbol length status,symbol length,full ASCII set>
Default:
Enabled
Note: This is the only symbol type enabled by default.
Options:
0 = Disabled
1 = Enabled
Serial Cmd:
<
K470,
status,
check digit status
,check digit output,large intercharacter
gap,fixed symbol length status,symbol length,full ASCII set>
Default:
Disabled
Options:
0 = Disabled
1 = Enabled
Usage:
Check Digit Output Status, added to the symbol, provides additional
security.
Definition:
When enabled, the check digit character is read and sent along with the
symbol data. When disabled, symbol data is sent without the check digit.
Note: With Check Digit Output Status and an External or Serial trig-
ger option enabled, an invalid check digit calculation will cause a noread
message to be transmitted at the end of the read cycle.
Serial Cmd:
<
K470,
status,check digit status,
check digit output
,
large intercharacter
gap,fixed symbol length status,symbol length,full ASCII set>
Default:
Disabled
Options:
0 = Disabled
1 = Enabled
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