Figure 15: Ack/Nak - Opticon OPL 7836 Specification Manual

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
Indefinitely (default)
100 ms
500 ms
1000 ms

Figure 15: ACK/NAK

Menu / Command
XI4
XI5
XI6
XI7
21
Opticon
OPL 7836
Specifications Manual