Arduino (주차장 프로젝트)

Arduino

Arduino (주차장 프로젝트)

ElectricShock 2013. 1. 10. 10:16

Practical Arduino Cool Projects For Open Source Hardware (Technology In Action).pdf

Arduino는 오픈소스를 기반으로한 Physical Computing Platform으로,

AVR을 기반으로한 보드와 소프트웨어를 기반으로한 통합환경 IDE를 제공한다.

http://arduino.cc/en/Main/Software (☜ Program Download ....FreeWare)

Arduino Parking Lot (주차장 시스템)

(▽원리 = Principle)

Each line means... ▽

Negative

Positive

Control

Refer to YouTube below...

Arduino-Diecimila-schematic.pdf

Coding...

/*ParkingL02.pde
Arduining.com 08 JUL 2012
Code used in the production of the Youtube material.
*/

#include <Servo.h>
Servo myservo; // create servo object to control a servo

#define ServoM    12        //Connected to the servo motor.
#define Bright    11        //servo library disable PWM on pins 9 and 10.
#define Exit      9         //Pin connected to the EXIT button.
#define In        8         //Pin connected to the IN button.

#define BarLow    177       //Low position of the barrier.
#define BarUp     95        //Up position of the barrier.
#define CAPACITY 8         //Capacity of the parking lot.
#define INTEN     80        //Display intensity %

//Pins conections to segments (cathodes). ........핀들은 연결된다.☞ 7세그먼트 Cathode에.
#define segA 0
#define segB 1
#define segC 2
#define segD 3
#define segE 4
#define segF 5
#define segG 6

//Array with the segments to represent the decimal numbers (0-9).
byte segments[10] = {
// pgfedcba <--- segments

//p = 0 <-- 사용하지 않으므로(Unused)

B00111111, // number 0
B00000110, // number 1
B01011011, // number 2
B01001111, // number 3
B01100110, // number 4
B01101101, // number 5
B01111101, // number 6
B00000111, // number 7
B01111111, // number 8
B01101111 // number 9
};

void setup(){
myservo.attach(ServoM); // attaches the servo.

pinMode(Exit, INPUT);           // set "EXIT" button pin to input
pinMode(In, INPUT);             // set "IN" button pin to input
digitalWrite(Exit, HIGH);       // Connect Pull-Up resistor.
digitalWrite(In, HIGH);         // Connect Pull-Up resistor.
pinMode(segA,OUTPUT);
pinMode(segB,OUTPUT);
pinMode(segC,OUTPUT);
pinMode(segD,OUTPUT);
pinMode(segE,OUTPUT);
pinMode(segF,OUTPUT);
pinMode(segG,OUTPUT);
pinMode(Bright,OUTPUT);
analogWrite(Bright,255*INTEN/100);
myservo.write(BarLow);          //Barrier in the low position
// delay(1000);
}

int Available= 9; // Number of places available.

//================================================================ ▽ 이하 메인코드
void loop(){
Display(Available);
if(digitalRead(In)==0)
{
if(Available != 0){
    Available--;
    myservo.write(BarUp);
    delay(3000);
    myservo.write(BarLow);
    }
}
if(digitalRead(Exit)==0)
{
if(Available != CAPACITY){
    Available++;
    myservo.write(BarUp);
    delay(3000);
    myservo.write(BarLow);
    }
}
}

/*-------------------------------------------------------------------
Put the segments according to the number.
--------------------------------------------------------------------*/
void Display(int number){
byte segs = ~segments[number]; //"~" is used for commom anode.

digitalWrite(segA, bitRead(segs, 0) );
digitalWrite(segB, bitRead(segs, 1) );
digitalWrite(segC, bitRead(segs, 2) );
digitalWrite(segD, bitRead(segs, 3) );
digitalWrite(segE, bitRead(segs, 4) );
digitalWrite(segF, bitRead(segs, 5) );
digitalWrite(segG, bitRead(segs, 6) );
}