Ack/Nak; Scanner To Bioptic Communication - Honeywell Vuquest 3310g User Manual

Area-imaging scanner
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data transmission stops. To resume transmission, the host sends the XON
character (DC1, hex 11). Data transmission continues where it left off
when XOFF was sent. Default = XON/XOFF Off.
XON/XOFF On

ACK/NAK

After transmitting data, the scanner waits for an ACK character (hex 06) or
a NAK character (hex 15) response from the host. If ACK is received, the
communications cycle is completed and the scanner looks for more bar
codes. If NAK is received, the last set of bar code data is retransmitted and
the scanner waits for ACK/NAK again. Turn on the ACK/NAK protocol by
scanning the ACK/NAK On bar code below. To turn off the protocol, scan
ACK/NAK Off. Default = ACK/NAK Off.
ACK/NAK On

Scanner to Bioptic Communication

The following settings are used to set up communication between Honeywell
scanners and bioptic scanners.
Note: The scanner's baud rate must be set to 38400 and the RS232 timeout
must be set to 3000 in order to communicate with a bioptic scanner. See
RS232 Modifiers
further information.
on page 2-20, and
* XON/XOFF Off
* ACK/NAK Off
RS232 Timeout
on page 2-24 for
2 - 25

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