Additional Commands; Good Read Beeper Duration; Laser Timeout; Table 29. Beeper Duration - PSC LM520 Integration & Programming Manual

Section 3

Additional Commands

The commands in this section customize the scanner's operation to meet your specific
system requirements.

Good Read Beeper Duration

This command controls the length of time the scanner will produce a signal on the
Beeper/Good Read line (pin 1) when a bar code is successfully decoded.
Command
AE
Setting AE = 00 disables the Good Read Beeper.
NOTE

Laser Timeout

If a bar code is not read and decoded successfully within a certain period of time, the LM520
will stop scanning. The length of time the scanner remains active before timing out can be
set to between 0.1 and 9.9 seconds. This command affects hardware, software and
LaserSense triggering modes.
Command
BH
A duration of zero implies infinite duration. The scanner continues to scan until:
a. a bar code is decoded
b. cancel command, DC4 (0x14 hex) is sent if using software or LaserSense triggering
c. hardware triggering is released or deasserted on the scan trigger line using hardware trigger.
NOTE
R44-2016

Table 29. Beeper Duration

Parameter
XX
(00 - 99)

Table 30. Laser Timeouts

Parameter Setting
XX Set scanning timeout to (XX * 100)ms.
(00 - 99) +/-10%. (Default is 6 seconds XX = 60)
Setting
Set Beeper duration to (XX * 45)ms.
The default is 135ms (XX = 03).
LM520 Scanner Configuration
35