Datalogic QuickScan I QM21X1, Product Reference Manual

Page: 49 / 362

RS-232/USB-COM Interfaces Enter/Exit Programming Mode
Product Reference Guide 39
Indicate Transmission Failure
This option enables/disables the reader’s ability to sound an error beep to indi-
cate a transmission failure while in ACK/NAK mode.
Disable Character
Specifies the value of the RS-232 host command used to disable the reader.
ASCII characters or any hex value from 0 to 0xFF can be selected. See
"Disable
Character" on page 283 for more detailed programming instructions.
$CR2TF00 
Indicate Transmission Failure = Disable Indication
$CR2TF01 
Indicate Transmission Failure = Enable Indication
DEFAULT
NOTE
Setting to previously defined characters such as XON, XOFF, or
host commands conflicts with normal operation of these char-
acters. 8-bit data is not recognized when the option
Data Bits
on page 27
has been set as 7 Data Bits.
$CR2DC
Select Disable Character Setting
DEFAULT
0x44 = Disable Character is ‘D’