/*  Lab Trial Test 1
 *  Name: Benjamin Tong
 *  Class:
 *  Date: 5/1/2024
*/

int ledStateG = 1; 
long previousMillisG = 0; 
int intervalG = 1000; 

int ledStateR = 1; 
long previousMillisR = 0; 
int intervalR = 2000; 

void setup()
{
  pinMode(18, OUTPUT);
  pinMode(23, OUTPUT);
}

void loop()
{
  long currentMillis = millis();
  if ( currentMillis - previousMillisG >= intervalG)
  {
    previousMillisG = currentMillis; 
    if (ledStateG == LOW)
    {
      ledStateG = HIGH;
    }
    else
    {
      ledStateG = LOW;    
    }
    digitalWrite(18, ledStateG);
  }

  if ( currentMillis - previousMillisR >= intervalR)
  {
    previousMillisR = currentMillis; // save the last time you blinked the LED
    if (ledStateR == LOW)
    {
      ledStateR = HIGH;
    }
    else
    {
      ledStateG = LOW;
    }
    digitalWrite(18, ledStateR);
  }
}