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buzzer: no tone during rest

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This commit is contained in:
Lucas Bremgartner
2022-11-26 18:26:38 +01:00
committed by Ron Evans
parent d27859453c
commit ea944c8933
1 changed files with 6 additions and 0 deletions
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buzzer/buzzer.go
+6
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@@ -54,6 +54,12 @@ func (l *Device) Tone(hz, duration float64) (err error) {
tempo := ((60 / l.BPM) * (duration * 1000))
// no tone during rest, just let the duration pass.
if hz == Rest {
time.Sleep(time.Duration(tempo) * time.Millisecond)
return
}
for i := 0.0; i < tempo*1000; i += tone * 2.0 {
if err = l.On(); err != nil {
return