// Relay pins
#define RELAY1 PB0
#define RELAY2 PB1
#define RELAY3 PB3
#define RELAY4 PB4
#define RELAY5 PB5
#define RELAY6 PB6

// Potentiometer analog pin (simulated current input)
#define CURRENT_INPUT_PIN PA0

void setup() {
  Serial.begin(9600);

  // Set all relay pins as output
  pinMode(RELAY1, OUTPUT);
  pinMode(RELAY2, OUTPUT);
  pinMode(RELAY3, OUTPUT);
  pinMode(RELAY4, OUTPUT);
  pinMode(RELAY5, OUTPUT);
  pinMode(RELAY6, OUTPUT);
}

void loop() {
  int currentValue = analogRead(CURRENT_INPUT_PIN);  // 0–4095
  Serial.print("Current Value: ");
  Serial.println(currentValue);

  // Threshold values (based on 12-bit ADC range)
  int level1 = 120;    // ~15%
  int level2 = 240;   // ~30%
  int level3 = 360;   // ~50%
  int level4 = 480;   // ~65%
  int level5 = 600;   // ~80%
  int level6 = 720;   // ~100%
  // Relay logic
  digitalWrite(RELAY1, currentValue > level1 ? HIGH : LOW);
  digitalWrite(RELAY2, currentValue > level2 ? HIGH : LOW);
  digitalWrite(RELAY3, currentValue > level3 ? HIGH : LOW);
  digitalWrite(RELAY4, currentValue > level4 ? HIGH : LOW);
  digitalWrite(RELAY5, currentValue > level5 ? HIGH : LOW);
  digitalWrite(RELAY6, currentValue > level6 ? HIGH : LOW);

  delay(200);  // short delay for stability
}