22
Option
Description
Bar Code
receive a CTS signal
from your computer. If
your scanner doesn’t
receive a CTS, you’ll
hear an error beep
from it.
Xon/Xoff
It is software flow
control. When your
computer is unable to
receive data, it sends
an Xoff signal to notify
your scanner to stop
sending data; it sends
an Xon signal when it’s
ready.
ACK/NAK
You scanner sends data
after it received an ACK
signal from your
computer, and will
resend data if it
receives an NAK signal.
Summary of Contents for AI-6820
Page 11: ...1 1 2 Understand your scanner 1 2 1 Scanner Perspective Bottom ...
Page 45: ...35 3 The system starts to install the driver After it is completed click Finish ...
Page 139: ...129 PDF417 EAN 8 PARA UPC E PARA INTERLEAVED 2 of 5 PARA MSI PLESSEY PARA UPC A PARA ...
Page 140: ...130 GS1 Micro PDF GS1 128 ...
Page 144: ...134 Appendix D Data entry bar codes 1 2 3 4 5 6 7 8 9 0 A B C D E F Save Cancel ...