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RS-232/USB-Com Interfaces
66 Gryphon™ I GD4100
NAK Character
This setting specifies an ASCII character or hex value to be used as the NAK character. ASCII
characters or any hex value from 0 to 0xFF can be selected.
NOTE
To set this feature:
1. Determine the desired character or value.
2. Use the ASCII Chart 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 barcode to enter Programming
Mo
d
e.
4. Scan the barcode: SELECT NAK CHARACTER SETTING.
5. Scan the appropriate two alpha-numeric characters from the keypad in Appendix E, Key-
pad, 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 barcode to exit Programming
Mo
d
e.
This completes the procedure. See Table 9 for some examples of how to set this feature.
Table 9. NAK Character Setting Examples
STEP ACTION EXAMPLES
1 Desired Character/Value
NAK $ @ >
2 Hex equivalent
0x15 0x24 0x40 0x3E
3 Scan ENTER/EXIT PROGRAMMING MODE
4 Scan SELECT ACK CHARACTER SETTING
5
Scan Two Characters From
Appendix E, Keypad
‘1’ and ‘5’ ‘2’ and ‘4’ ‘4’ and ‘0’ ‘3’ AND ‘E’
6 Scan ENTER/EXIT PROGRAMMING MODE
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.