Specifications

275
Syntax:
OPEN "BAR:[readmode][beepercontrol][LEDcontrol]" AS
[#]filenumber CODE readcode[,readcode...]
Parameter:
readmode
A string expression.
beepercontrol (for the BHT-5000/BHT-6000/BHT-6500/BHT-7000/BHT-7500)
A string expression. Specification of
B activates the beeper (vibrator).
(Default: Deactivated)
LEDcontrol (for the BHT-5000/BHT-6000/BHT-6500/BHT-7000/BHT-7500)
A string expression. Specification of
L deactivates the reading confirmation
LED. (Default: Activated)
filenumber
A numeric expression which returns a value from 1 to 16.
readcode
A string expression.
Description:
OPEN "BAR:" opens the bar code device file and associates it with filenum-
ber
for allowing data entry from the bar code reader according to filenumber.
If the bar code device file has been opened with the
OPEN "BAR:" statement,
pressing the trigger switch in the BHT-3000 makes the illumination LED start blink-
ing; pressing the trigger switch
*1
in the BHT-4000/BHT-5000/BHT-6000/BHT-7000
turns on the illumination LED; pressing the trigger switch
*1
in the BHT-6500/BHT-
7500 emits a laser beam
*2
.
In the BHT-3000, when you bring the BHT near bar codes, the illumination LED
comes to stay on.
*1
In the BHT-6000/BHT-6500/BHT-7000/BHT-7500, the trigger switch function is assigned to the
magic keys.
*2
The BHT-6500/BHT-7500 uses a laser source.
File I/O statement
OPEN "BAR:"
Opens the bar code device file. In the BHT-5000/BHT-6000/BHT-6500/BHT-7000/BHT-7500,
this statement also activates or deactivates the reading confirmation LED and the beeper
(vibrator) individually. (Vibrator control valid only in the BHT-6500/BHT-7000/BHT-7500)