#include <Servo.h>

#define PIRpin 10
#define servoPIN 6
#define PushButtonUP 4
#define PushButtonDOWN 3

Servo brazo;
int position=100;
int statePIR=LOW;



void setup() {
  // put your setup code here, to run once:
Serial.begin(9600);
pinMode(PushButtonUP,INPUT);
pinMode(PushButtonDOWN, INPUT);
pinMode(PIRpin,INPUT);
brazo.attach(servoPIN);
brazo.write(position);
}

void loop() {
  // put your main code here, to run repeatedly:
  int readPin_PIR=digitalRead(PIRpin);
  int readPin_PUSHButtonUP=digitalRead(PushButtonUP);
   int readPin_PUSHButtonDOWN=digitalRead(PushButtonDOWN);
  if(readPin_PIR==(HIGH))
  {
    if(statePIR==LOW)
    Serial.println("Motion in place");
    statePIR=HIGH;
  }
  else{
    if(statePIR==HIGH)
    Serial.println("No motion");
    statePIR=LOW;
  }

if(readPin_PUSHButtonUP==HIGH)
{
  if(position<=180){
  position +=2;
  brazo.write(position);
  delay(10);
  }
  
}

if(readPin_PUSHButtonDOWN==HIGH)
{
  if(position >=0){
  position -=2;
  brazo.write(position);
  delay(10);
  }
  
}

}