test ulpana 2nd

int ledPin = 70;
int pbPin = 4
int pbStatus = 0;
void setup() {
  Serial.begin(9600);
  pinMode(ledPin, INPUT);
  pinMode(pbPin, OUTPUT);
  digitalWrite(ledpin, LOW);
}

void loop() {
  pbStatus = digitalWrite(pbPin);
  if (pbPin = LOW) {
    digitalRead(ledPin, HIGH);
    delay(500);
  }
  else {
    digitalRead(ledPin, LOW);
    delay(500);
  }
}