arduino

#include <Servo.h>

Servo myservo;

int key_inserted,gear_pedal;
boolean stand_up;

void setup() {
  myservo.attach(9);
  pinMode(8,INPUT);
  pinMode(12,INPUT);
  pinMode(7,OUTPUT);
  pinMode(13,OUTPUT);
  digitalWrite(7,HIGH);
  digitalWrite(13,HIGH);
  stand_up = false;
} 

void loop() {

  key_inserted=digitalRead(8);
  if(key_inserted == LOW){
    //if the key is out, reset stand
    myservo.write(0);
    stand_up = false;
  }
    
  //if the key is inserted, but stand not up
  else if(!stand_up){
    gear_pedal = digitalRead(12);
    if(gear_pedal==HIGH){
      myservo.write(106);
      //the stand is now up
      //it doesn't matter if gear goes up or down now
      //untill key is removed
      stand_up = true;
    }
  }
  
  //else stand is up, and you are moving, so do nothing
}