Opticon OPR 3001 ユーザーズマニュアル

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Opticon 
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