Programming instructions

Intermec Fingerprint v7.61 – Programmer’s Reference Manual Ed. 7 133
Chapter 2 Program Instructions
KEY BEEP
Field of Application Statement for resetting the frequency and duration of the sound
produced by the beeper, when any of the keys on the printer’s
keyboard is pressed down.
Syntax KEY
↔
BEEP<nexp
1
>,<nexp
2
>
<nexp
1
> is the frequency of the sound in Hz.
<nexp
2
> is the duration of the sound in periods of 0.020 seconds each
(max. 15,0000 = 5 minutes).
Default: Frequency: 1200 Hz
Duration: 0.030 sec.
Remarks
This statement sets the response for all keys of the printer. To turn off the
audible key response, set the frequency to a value higher than 9999.
Note that the beeper is disabled during printing.
The table below illustrates the relation between frequencies and the musical
scale (same as in the SOUND statement).
Note Hz Note Hz Note Hz Note Hz
C 131 C 262 C 523 C 1047
C# 138 C# 277 C# 554 C# 1109
D 147 D 294 D 587 D 1175
D# 155 D# 311 D# 622 D# 1245
E 165 E 330 E 659 E 1319
F 175 F 349 F 699 F 1397
F# 185 F# 370 F# 740 F# 1480
G 196 G 392 G 784 G 1568
G# 208 G# 415 G# 831 G# 1662
A 220 A 440 A 880 A 1760
A# 233 A# 466 A# 933 A# 1865
B 247 B 494 B 988 B 1976
(small octave) (one-line octave) (two-line octave) (three-line octave)
Example In this example, the beeper will produce an A in the one-line octave for 1
second each time a key is pressed down.
10 KEY BEEP 440,50
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