<CsoundSynthesizer>
<CsOptions>
; Select audio/midi flags here according to platform
; Audio out   Audio in
-odac           -iadc    ;;;RT audio I/O
; For Non-realtime ouput leave only the line below:
; -o printk2.wav -W ;;; for file output any platform
</CsOptions>
<CsInstruments>

; Initialize the global variables.
sr = 44100
kr = 44100
ksmps = 1
nchnls = 1

; Instrument #1.
instr 1
  ; Change a value linearly from 0 to 10,
  ; over the period defined by p3.
  kval1 line 0, p3, 10

  ; If kval1 is greater than or equal to 5, 
  ; then kval=2, else kval=1.
  kval2 = (kval1 >= 5 ? 2 : 1)

  ; Print the value of kval2 when it changes.
  printk2 kval2
endin


</CsInstruments>
<CsScore>

; Play Instrument #1 for 5 seconds.
i 1 0 5
e


</CsScore>
</CsoundSynthesizer>