// https://wokwi.com/projects/425457835294261249
// Move the servo between two positions based on button presses
// See 
// https://forum.arduino.cc/t/wokwi-simulations-for-arduino-built-in-examples/1304754/6


/*
  ################################################################################
  # By DrCrowller                                                                #
  #                                                                              #
  # Feel free to copy, modify and do whatever you want with this project         #
  # Be aware that the use of many variables may consume more memory than wanted  #
  #                                                                              #
  # Created : 7 Apr. 2022                                                        #
  ################################################################################
*/

#include <Servo.h>

Servo arm; // Create a "Servo" object called "arm"
float pos = 0.0; // Variable where the arm's position will be stored (in degrees)
float step = 1.0; // Variable used for the arm's position step

void setup()
{
  pinMode(A1, INPUT_PULLUP); // Set the A1 pin to a pushbutton in pullup mode
  pinMode(A2, INPUT_PULLUP); // Set the A1 pin to a pushbutton in pullup mode

  arm.attach(2); // Attache the arm to the pin 2
  arm.write(pos); // Initialize the arm's position to 0 (leftmost)
}

void loop()
{

  if (!digitalRead(A1)) // Check for the yellow button input
  {
    arm.write(0); // Set the arm's position to "pos" value
  }

  if (!digitalRead(A2)) // Check for the blue button input
  {
    arm.write(180); // Set the arm's position to "pos" value
  }
}