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| void warn() { | |
| // print in serial | |
| Serial.print(" --Angle "); | |
| Serial.print(angle); | |
| Serial.print("-- Unwanted object in "); | |
| Serial.print(newDistance); | |
| Serial.println("cm!"); | |
| // play sound | |
| tone(piezoPin, 1000); | |
| // show in monitor | |
| monitor.showNumberDec(newDistance, false); | |
| } |
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