[AgMa]

void setup()
{
Serial.begin(9600);
Serial2.begin(9600);
Wire.begin();
delay(100);

watchdogSetup();

pinMode(48,OUTPUT);
digitalWrite(48,HIGH);

pinMode(pwrLight1Pin, OUTPUT);
analogWrite(pwrLight1Pin, 255);

Αν είναι σωστό, δεν δουλεύει...