const int PA4 = 0;
const int PA5 = 1;
const int PA6 = 2;
const int PA7 = 3;
const int PB5 = 4;

const int PB4 = 5;
const int PB1 = 8;
const int PB0 = 9;


int p1 = 0;
int p2 = 0;
int p3 = 0;
int p4 = 0;
int p5 = 0;

int s1 = 1;
int s2 = 1;
int s3 = 1;

int s1_val = 0;
int s2_val = 0;
int s3_val = 0;

void setup() {
   Serial.begin(115200);
   pinMode(PA4, INPUT);
   pinMode(PA5, INPUT);
   pinMode(PA6, INPUT);
   pinMode(PA7, INPUT);
   pinMode(PB5, INPUT);

   pinMode(PB4, INPUT);
   pinMode(PB1, INPUT);
   pinMode(PB0, INPUT);   
}

void loop() {
  p1 = analogRead(PA4);
  Serial.println("p1:PA4: ");
  Serial.println(p1);
  
  p2 = analogRead(PA5);
  Serial.println("p2:PA5: ");
  Serial.println(p2);
  
  p3 = analogRead(PA6);
  Serial.println("p3:PA6: ");
  Serial.println(p3);
  
  p4 = analogRead(PA7);
  Serial.println("p4:PA7: ");
  Serial.println(p4);
  
  p5 = analogRead(PB5);
  Serial.println("p5:PB5: ");
  Serial.println(p5);


  s1 = digitalRead(PB4);
  if (s1 < 1 ) {
    s1_val = s1_val + 1;
  }
  Serial.print("s1:PB4: ");
  Serial.print(s1_val);
  Serial.print(", s1:: ");
  Serial.println(s1);
 
  s2 = digitalRead(PB1);
  if (s2 < 1 ) {
    s2_val = s2_val + 1;
  }  
  Serial.print("s2:PB1: ");
  Serial.print(s2_val);
  Serial.print(", s2:: ");
  Serial.println(s2);

  s3 = digitalRead(PB0);
  if (s3 < 1 ) {
    s3_val = s3_val + 1;
  }
  Serial.print("s3:PB0: ");
  Serial.print(s3_val);
  Serial.print(", s3:: ");
  Serial.println(s3); 
   
  delay(1000);
}