M-7
Appendices
MicroHAWK V320-F / V330-F / V420-F / V430-F Barcode Reader User Manual
M-5 Master Database
M
M-5-1 Master Symbol Database Size
M-5 Master Database
•Caution: Since the total number of characters available for the master symbol database is 3000, changes to the Mas-
ter Symbol Database Size will re-allocate the number of characters available for each master symbol and could
cause existing master symbols to be deleted (except master symbol #1, unless it also exceeds the size limitation).
The table below specifies the maximum number of characters available to each symbol according the
number of master symbols defined, from 1 to 10.
M-5-1 Master Symbol Database Size
Definition: Number of Master Symbols allows you to select 1 to 10 master symbols
for the master symbol database.
Serial Cmd: <K231,master symbol number,master symbol data>
Note:
You must follow this command with a save command
<A>
or
<Z>
.
Default: 1
Options: 1 to 10
Master Symbol
Number
Maximum
Characters
Master Symbol
Number
Maximum
Characters
# 1 3000 # 6 500
# 2 1500 # 7 428
# 3 1000 # 8 375
# 4 750 # 9 333
# 5 600 # 10 300
M-5-2 Enter Master Symbol Data
Usage: Allows you to enter master symbol data for any enabled master symbol index
number (1 to 10), provided the total number of characters does not exceed
the maximum allowed.
Serial Cmd: <K231,master symbol number,master symbol data>
Options: Enter data for 1 to 10 symbols (any combination of ASCII text up to the
maximum allowed.
For example, to enter data for master symbol 9, after making certain that
master
symbol database size is enabled for 9 or more symbols, send
<K231,9,data>
.
Important:
The ASCII characters
<
,
>
, and
,
can only be entered as hex values.
Caution:
If no data is entered, the existing data will be deleted.
M-5-3 Request Master Symbol Data
Definition: Returns master symbol data for any enabled master symbols from 1 to 10.
For example, to request master symbol # 5, enter
<K231?,5>
. The reader
transmits master symbol # 5 data in brackets in the following format:
<5/>
.
If no master symbol data is available, the output will be:
<5/>
.
Serial Cmd: <K231?,master symbol number>
Caution: Be sure to add the ? or you will delete the master symbol.
Note: This command returns the number of master symbols if no number is
included.
M-5-4 Request All Master Symbol Data
Definition:
This command will return master symbol data for all symbols enabled (up to 10).
Serial Cmd: <K231?>
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