//Millis and Blinkie//
//Torres 36//
//11-15-2023//
//MIL AND BLINK//
//V1//
//Basically is blinkie in two different forms, one using delay, the other millis, each light should blink 4 times//
//In delay, the button takes a while to activate, while in millis, the button turns on the LED instantly//

unsigned long MSSTR = 0;      /*millis start time*/
unsigned long MSPVR = 0;      /*millis previous time*/
unsigned long INTV = 1000;    /*millis interval*/
int CNT = 0;                  /*Counter*/
#define LED1 2 
#define LED2 7 
#define LED3 8
#define BTN1 11
int LED1S = 0;                /*Led 1 state*/
int LED2S = 1;                /*Led 2 state*/
int BS1 =0;                   /*Button state */
int i;                        /*for loop counter*/
int k;                        /*For loop counter*/
void setup() {
  pinMode(LED1, OUTPUT);      /*Pins are all outputs*/
  pinMode(LED2, OUTPUT);
  pinMode(LED3, OUTPUT);
  pinMode(BTN1, INPUT);       /*Pin for button input*/
  Serial.begin(9600);         /*Standard baud rate*/
}

void loop() {
Serial.println("Delay Mode"); 
MSSTR = millis();             /*Start millis timer*/
for (k = 0; k <= 3 ;k++){     /*Standard blinky loop*/
BS1 = digitalRead(BTN1);
/*turns on led 3 if button is on*/
if ( BS1 == HIGH){digitalWrite(LED3, HIGH);}else{digitalWrite(LED3, LOW);}
Serial.println(BS1);
digitalWrite(LED2,HIGH);
delay(1000);
digitalWrite(LED2, LOW);
digitalWrite(LED1,HIGH);
delay(1000);
digitalWrite(LED1, LOW);

}

Serial.println("Millis Mode");    /*Millis blinky loop*/
CNT = 0;
while(CNT<8){                     /*Makes sure that blink at least 4 times*/
  BS1 = digitalRead(BTN1);
  MSPVR = millis();
  if(MSPVR-MSSTR>=INTV){  
  CNT++;
  MSSTR = MSPVR;                  /*If led 1 is on, 2 is off and vice versa*/
  if( LED1S == 0){LED1S = 1;LED2S = 0;}else{LED1S = 0;LED2S = 1;}
  digitalWrite(LED1,LED1S );
  digitalWrite(LED2, LED2S);
  Serial.println(BS1);            /*Prints button state*/
}
if ( BS1 == HIGH){digitalWrite(LED3, HIGH);}else{digitalWrite(LED3, LOW);}
/*turns on led 3 if button is on*/
}
}