References RS-232 Parameters
250
Gryphon™ I GFS4400
Disable Character
Specifies the value of the RS-232 host command used to disable the reader.
ASCII characters or any hex value from 0 to
0xFF can be selected.
Setting to previously defined characters such as XON, XOFF, or host
commands conflicts with normal operation of these characters. 8-
bit data is not recognized when the option
Data Bits
has been set as
7 Data Bits.
To set the value:
1. Determine the desired character or value. A setting of 0xFF indicates the Disable Charac-
ter is not used (not available).
2. Use the
ASCII Chart
on the inside back cover of this manual to find the hex equivalent for
the desired character/value.
3. Go to
page 36
and scan the ENTER/EXIT PROGRAMMING MODE bar code to enter
Programming Mode.
4. Scan the bar code: SELECT DISABLE CHARACTER SETTING.
5. Scan the appropriate two alphanumeric
characters
from the keypad in
Appendix E, Keypad
,
that represent the desired character/value in step 1 above. The second character will cause
a two-beep indication.
6. Scan the ENTER/EXIT PROGRAMMING MODE bar code to exit Programming
Mod
e.
This completes the procedure. See
Table 30
for some examples of how to set this feature.
Table 30. Disable Character Setting Examples
STEP ACTION EXAMPLES
1 Desired character/value
‘d’ ‘}’ ‘D’
Disable Command
Not Used
2 Hex equivalent from
ASCII Chart
0x64 0x7D 0x44 0xFF
3 Scan ENTER/EXIT PROGRAMMING MODE
4 Scan SELECT DISABLE CHARACTER VALUE SETTING
5
Scan Two Characters From
Appendix E, Keypad
‘6’ and ‘4’ ‘7’ and ‘D’ ‘4’ and ‘4’ ‘F’ AND ‘F’
6 Scan ENTER/EXIT PROGRAMMING MODE
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