}
void loop ()
{
for (value = 0; value <255; value = value + 1)
{
analogWrite (ledPin, value); // LED lights gradually light up
delay (30); // delay 30MS
}
for (value = 255; value> 0; value = value-1)
{
analogWrite (ledPin, value); // LED gradually goes out
delay (30); // delay 30MS
}}//**********************************************************
Upload code on the development board and the time interval of
LED getting dark is longer.