Xylem XL-BASIC Programming Guide Manuale Utente Scaricare il pdf (Pagina 15)

XL™ SERIES XL-BASIC Programming Guide 23-15

The following table lists the values that will be returned for the different

key presses.

KEY VALUE KEY VALUE

Right 1.0 Up 10.0

Enter 2.0 Left 20.0

Down 4.0 Cancel 40.0

Dot 8.0 On / Off 80.0

Example: dispopen

dispclear

display “If Raining Press ENT“

x = inkey

if x=2.0 then goto 100

dispoff

end

100

digits(0)

openfile “B:\SERVICE.LOG”

writefile “Date “;date,

writefile “ Time ”;time,

writefile “ Currently raining”

closefile

dispoff

end

LEDON Turn on the Error LED. Note the led will not turn on if the display is not

turned on.

LEDOFF Turn off the Error LED.

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Xylem XL-BASIC Programming Guide Manuale Utente Pagina 15