User's Manual

CRD-3301 SS08xxx
13
e) ACK/NAK
After the data transmission, the cradle expects to receive one of the following responses
from the host:
Control Level Notes
ACK/NAK Protocol
Scanner, Cradle and Host Monitors response from the host.
Response Cradle Scanner
Center LED: Green Light Blinks Green Light with GR Buzzer
ACK
ACK Transmission Receive ACK
None Red Light with NG Buzzer
NAK
NAK of Host Transmission Receive NAK
Center LED: Red Light Blinks Green Light
DC1
DC1 of Host Transmission Receive DC1
None Red Light with ERROR Buzzer
Timeout
Timeout Transmission Receive Timeout
ACK/NAK timeout can be set as follows using the menu or commands.
Menu / Command ACK/NAK timeout
XI0 Indefinitely (Default)
XI1 100 ms
XI2 200 ms
XI3 300 ms
Figure 12: ACK/NAK