ใบงานที่ 3 เรื่อง Digital Output (LED 8 Digit)

จัดทำโดย

นาย ดิลก  พรามจร ปวส 1 D6 เลขที่ 1
นาย ธีรศักดิ์  จันทราษี ปวส 1 D6 เลขที่ 3

วัสดุอุปกรณ์

1.บอร์ดทดลอง Arduino UNO R3      1   บอร์ด
2.สาย USB                                         1   เส้น
3.ตัวต้านทาน 220โอหม์                      8   ตัว
4.สายไฟ                                              9   เส้น
5. หลอด LED                                      8  หลอด
6.โฟโต้บอร์ด                                       1   แผง
7.ตัวต้านทาน 10 kโอหม์                      1   ตัว


รูปวงจร

การทำงาน

 code
// these constants won't change. They are the
// lowest and highest readings you get from your sensor:
const int sensorMin = 0;      // sensor minimum, discovered through experiment
const int sensorMax = 600;    // sensor maximum, discovered through experiment

void setup() {

  // initialize serial communication:

  Serial.begin(9600);

   pinMode(6,OUTPUT);

  pinMode(7,OUTPUT);

  pinMode(8,OUTPUT);

  pinMode(9,OUTPUT);

  pinMode(10,OUTPUT);

  pinMode(11,OUTPUT);

  pinMode(12,OUTPUT);

  pinMode(13,OUTPUT);

}

void loop() {

  // read the sensor:

  int sensorReading = analogRead(A0);

  // map the sensor range to a range of four options:

  int range = map(sensorReading, sensorMin, sensorMax, 0, 3);

  // do something different depending on the

  // range value:

  switch (range) {

    case 0:    // your hand is on the sensor

      Serial.println("dark");

  digitalWrite(6, HIGH);

  digitalWrite(7, HIGH);

  digitalWrite(8, HIGH);

  digitalWrite(9, HIGH);

  digitalWrite(10, HIGH);

  digitalWrite(11, HIGH);

  digitalWrite(12, HIGH);

  digitalWrite(13, HIGH);

  delay(100);

      break;

    case 1:    // your hand is close to the sensor

      Serial.println("dim");

  digitalWrite(6, HIGH);

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(,9 LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

  digitalWrite(12, LOW);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, HIGH);

  digitalWrite(8, LOW);

  digitalWrite(9, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

  digitalWrite(12, LOW);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, LOW);

  digitalWrite(8, HIGH);

  digitalWrite(9, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

  digitalWrite(12, LOW);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(9, HIGH);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

  digitalWrite(12, LOW);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(9, LOW);

  digitalWrite(10, HIGH);

  digitalWrite(11, LOW);

  digitalWrite(12, LOW);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(9, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, HIGH);

  digitalWrite(12, LOW);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(9, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

  digitalWrite(12, HIGH);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(9, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

  digitalWrite(12, LOW);

  digitalWrite(13, HIGH);

  delay(100);

      break;

    case 2:    // your hand is a few inches from the sensor

      Serial.println("medium");

      digitalWrite(6, LOW);

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(9, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

  digitalWrite(12, LOW);

  digitalWrite(13, HIGH);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(9, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

  digitalWrite(12, HIGH);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(9, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, HIGH);

  digitalWrite(12, LOW);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(9, LOW);

  digitalWrite(10, HIGH);

  digitalWrite(11, LOW);

  digitalWrite(12, LOW);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(9, HIGH);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

  digitalWrite(12, LOW);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, LOW);

  digitalWrite(8, HIGH);

  digitalWrite(9, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

  digitalWrite(12, LOW);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, LOW);

  digitalWrite(7, HIGH);

  digitalWrite(8, LOW);

  digitalWrite(9, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

  digitalWrite(12, LOW);

  digitalWrite(13, LOW);

  delay(100);

  digitalWrite(6, HIGH);

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(9, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

  digitalWrite(12, LOW);

  digitalWrite(13, LOW);

  delay(100);

      break;

    case 3:    // your hand is nowhere near the sensor

      Serial.println("bright");

  digitalWrite(6, LOW);                       

  digitalWrite(7, LOW);

  digitalWrite(8, LOW);

  digitalWrite(9, LOW);

  digitalWrite(10,LOW);

  digitalWrite(11,LOW);

  digitalWrite(12,LOW);

  digitalWrite(13,LOW);

  delay(100);

      break;

  }

  delay(1);        // delay in between reads for stability

}