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OPR 3001
Specifications Manual
21
d) ACK/NAK
After data has been transmitted, the scanner expects to receive one of the
following responses from the host:
•
ACK
response—Action: The scanner completes transmission with the
good-read buzzer and returns to the initial state.
•
NAC
response—Action: The scanner sends the data again and waits for
the response from the host.
•
DC1
response—Action: The scanner returns to waiting for the trigger, if it
has a trigger (the initial state).
•
None
response—Action: The scanner sounds the error buzzer and returns
to the initial state.
ACK/NAK timeout can be set as follows using the menu or commands.
ACK/NAK timeout
Menu / Command
Indefinitely (default)
XI4
100 ms
XI5
500 ms
XI6
1000 ms
XI7
Figure 16: ACK/NAK
