bluetooth hc 06

bluetooth hc 06

หลักการทำงาน
 ส่งสัญญาญไปยัง bluetooth hc 06 เมื่อ bluetooth hc 06 ได้รับสัญญาญแล้วก็จะส่งไปยังarduino แล้วแสดงผลไปยังled

Code

#define d1 8
#define d2 9
#define d3 10
#define d4 11
void setup()
{
  pinMode(d1, OUTPUT);
  pinMode(d2, OUTPUT);
  pinMode(d3, OUTPUT);
  pinMode(d4, OUTPUT);
  Serial.begin(9600);
}
void loop()
{
  while(Serial.available())
  {
    char In=Serial.read();
   
    if(In=='a' || In=='A')     
    {
      digitalWrite(d1, HIGH);
      digitalWrite(d2, LOW);
      digitalWrite(d3, LOW);
      digitalWrite(d4, LOW);
    }
   
     else if(In=='s' || In=='S')           
    {
      digitalWrite(d1, LOW);
      digitalWrite(d2, HIGH);
      digitalWrite(d3, LOW);
      digitalWrite(d4, LOW);
    }
   
     else if(In=='d' || In=='D')  
    {
      digitalWrite(d1, LOW);
      digitalWrite(d2, LOW);
      digitalWrite(d3, HIGH);
      digitalWrite(d4, LOW);
    }
   
     else if(In=='f' || In=='F')
    {
      digitalWrite(d1, LOW);
      digitalWrite(d2, LOW);
      digitalWrite(d3, LOW);
      digitalWrite(d4, HIGH);
    }
   
     else if(In=='g' || In=='G')   
    {
      digitalWrite(d1, HIGH);
      digitalWrite(d2, HIGH);
      digitalWrite(d3, HIGH);
      digitalWrite(d4, HIGH);
    }
         else if(In=='h' || In=='H')   
    {
      digitalWrite(d1, LOW);
      digitalWrite(d2, LOW);
      digitalWrite(d3, LOW);
      digitalWrite(d4, LOW);
    }
  }
}