Figure 18: Ack/Nak-No Response - Opticon OPR 3201 Specification Manual

Opticon
OPR 3201
Specifications Manual
f) ACK/NAK NO RESPONSE
When no response from the host is received within the setting time, the
scanner assumes an ACK response, and returns to the initial state without the
error buzzer. The other actions are the same as ACK/NAK.
ACK/NAK timeout is 100 ms.
Figure 18: ACK/NAK—No response
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