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Make analogWrite(255) generate a PWM of 99.6% #4297

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Make analogWrite(255) generate a PWM of 99.6% #4297

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4 changes: 2 additions & 2 deletions hardware/arduino/avr/cores/arduino/wiring_analog.c
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Original file line number Diff line number Diff line change
Expand Up @@ -105,11 +105,11 @@ void analogWrite(uint8_t pin, int val)
// for consistenty with Wiring, which doesn't require a pinMode
// call for the analog output pins.
pinMode(pin, OUTPUT);
if (val == 0)
if (val <= 0)
{
digitalWrite(pin, LOW);
}
else if (val == 255)
else if (val >= 256)
{
digitalWrite(pin, HIGH);
}
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