// Define the pin for the potentiometer and LDR
const int potentiometerPin = A0;
const int ldrPin = A1;
unsigned long previousMillis = 0;
const long interval = 1000; // 1 second interval
void setup() {
// Start serial communication
Serial.begin(9600);
}
void loop() {
unsigned long currentMillis = millis();
// Check if it's time to read and display values
if (currentMillis - previousMillis >= interval) {
// Save the last time you read the values
previousMillis = currentMillis;
// Read the value of the potentiometer (0-1023)
int potValue = analogRead(potentiometerPin);
// Map the potentiometer value to a range of 1 to 200
int sensitivity = map(potValue, 0, 1023, 200, 1); // Ensure sensitivity is at least 1
// Read the value of the LDR
int ldrValue = analogRead(ldrPin);
// Calculate the adjusted LDR value as a percentage
float adjustedLDRValue = (float)ldrValue / sensitivity * 100.0;
// Print the values to the serial monitor
Serial.print("Potentiometer Value: ");
Serial.print(potValue);
Serial.print("\t Sensitivity (Mapped): ");
Serial.print(sensitivity);
Serial.print("\t Raw LDR Value: ");
Serial.print(ldrValue);
Serial.print("\t Adjusted LDR Value (%): ");
Serial.println(adjustedLDRValue);
}
}