adc => blackhole;

0.0 => float squareEnergy;

spork ~ addUp();

while (1)  {
    0.2 :: second => now;
    <<< squareEnergy >>>;
    0.0 => squareEnergy;
}

fun void addUp() {
    while (1)  {
        adc.last() * adc.last() +=> squareEnergy;
        1.0 :: samp => now;
    }
}