HP Linear Barcode Scanner II, Programming Reference Manual

Page: 247 / 306

USB COM (RS-232) Parameters
Programming Reference Guide 237
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.
To set the value:
1. Determine the desired character or value. A setting of 0xFF indicates the
the Disable Character is not used (not available).
2. Use the ASCII Chart on page 295 on the inside back cover of this manual to
find the hex equivalent for the desired character/value.
3. Scan the ENTER/EXIT PROGRAMMING MODE bar code to enter Program-
ming Mode.
4. Scan the bar code: SELECT DISABLE CHARACTER SETTING.
5. Scan the appropriate two alpha-numeric characters from the keypad in
Appendix D, 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
Mode.
This completes the procedure. See Table 9 for some examples of how to set this
feature.
Table 9. Disable Character Setting Examples
STEP ACTION EXAMPLES
1 Desired character/value
‘d’ ‘}’ ‘D’
Disable Command
Not Used
2 Hex equivalent
0x64 0x7D 0x44 0xFF
3 Scan ENTER/EXIT PROGRAMMING MODE
4 Scan SELECT DISABLE CHARACTER VALUE SETTING
5
Scan Two Characters From
Appendix D, Keypad
‘6’ and ‘4’ ‘7’ and ‘D’ ‘4’ and ‘4’ ‘F’ AND ‘F’
6 Scan ENTER/EXIT PROGRAMMING MODE