Instructions

Serial Programming Commands
The serial programming commands can be used in place of the programming bar codes. Both the serial
commands and the programming bar codes will program the scanner. For complete descriptions and
examples of each serial programming command, refer to the corresponding programming bar code in this
manual.
The device must be set to an TTL-RS232 interface. The following commands can be sent via a PC COM port
using terminal emulation software.
1 Function Commands
The serial function commands have the following formation:
STX + CMD(see following table) + EXT
Function Command Formation
Trigger \xF4 \x02\xF4\x03
\x02\xF5\x03
Untrigger \xF5
2 Menu Commands
The menu commands have the following syntax:
\x02\xF0\x03 + Menu Number + Setting Value + Character
Character consists of three characters. The details refer to following table.
Character Function
Store in ROM
.
!
Store in RAM
?
*
Query the current setting
Return the valid setting range
Example:
Action
Set the unit default
Send Commands Response
\x02\xF0\x03 0D0100.
\x02\xF0\x03 8002001.
\x02\xF0\x03 8002001!
\x02\xF0\x03 800200?.
0D0100 [ACK].
Set unit mid-level illumination 1 (saved in ROM)
Set unit mid-level illumination 1 (saved in RAM)
Query the current illumination level
8002001[ACK].
8002001[ACK]!
8002000[ACK].
Query the range value of barcode scanning delay
\x02\xF0\x03 080B08*.
080B080-30000[ACK].
2