LCD not responding to if else statement

[sjwbadcoder]

QTI Sensors

Hi i am working on a robot that will follow a line at the moment i am trying to figure out how to make the QTI parallax sensors work on the arduino the code i am using is as follows: void setup() { Serial.begin(9600); } void loop() { Serial.println(RCTime(13)); // Connects to pin 13, displays results } long RCTime(int sensorIn) { long duration = 0; pinMode(sensorIn, OUTPUT); // Sets pin as OUTPUT digitalWrite(sensorIn, HIGH); // Pin HIGH //delay(1); // Waits for 1 millisecond pinM…