Led And Beeper Control - Datalogic QuickScan I QM2131 Product Reference Manual

where DC2 is ASCII 0x12 (^R) character.
[Items in square brackets are optional.]
• If you want to control the Scanner's beeper from the host, you will also
probably want to disable the good transmission beep that is emitted when
the code is received from the cradle. (See
256).
The message field can store plain text and escape sequences.
• Escape sequences are interpreted as commands.

LED and Beeper Control

The LED control escape sequences are intended to activate the LEDs for short
periods of time and can be used in combination with the Beeper. The LED and
Beeper will be controlled by the system after the entire command sequence is
interpreted.
Example:
ESC [ 6 q ESC [ 3 q ESC [ 7 q
ESC [ 6 q ESC [ 5 q ESC [ 7 q
Escape sequences different from those listed will be ignored.
276
Emit short High tone + short delay
ESC [ 0 q
Emit short Low tone + short delay
ESC [ 1 q
Emit long Low tone + short delay
ESC [ 2 q
Emit good read tone
ESC [ 3 q
Emit bad tx tone
ESC [ 4 q
Wait 100 ms
ESC [ 5 q
Turn on the green LED
ESC [ 6 q
Turn off the green LED
ESC [ 7 q
Turn on the green spot
ESC [ 8 q
Turn off the green spot
ESC [ 9 q
Beep for Find me function (new)
ESC [ 0 r
Power-off (new)
ESC [ 1 r
Turns on the green LED, emits a good read tone, and turns off the
green LED.
Turns on the green LED for 100 ms and then turns off the green LED.
"Wireless Beeper Features" on page
QuickScan™ I QM21X1 / QBT21X1