Difference between revisions of "Birthday Lamp"

Objective

To make a birthday lamp, press the button and play the music via a buzzer and you can see flashing lamp.

Principle

Device

• Other
  • Battery

Hardware Building

• Setup 1：Stack CoreUSB and Sensorhub.

• Setup 2：Connect Buzzer to the D6 pin of Sensorhub, the Colored led to A0 and the crash switch to D2.

Software Debugging

• Setup 1：Start programing. Build development environment and download program code.

music_birth

• Setup 2：Code description
• Function
  • “playNote()”Sound control
  • “colorSet()”Color control
  • “blink()”Pause
• Pin description

#define PIXEL_PIN    A0 //Colored light 

int key_Pin = 2;  //Key 
int speakerPin = 6;  //Buzzer

• Light change (Red, green, blue and yellow)

      if (add == 1)
        colorSet(strip.Color(i * 10, 0, 0));
      else if (add == 2)
        colorSet(strip.Color(0, i * 10, 0));
      else if (add == 3)
        colorSet(strip.Color(0, 0, i * 10));
      else if (add == 4)
        colorSet(strip.Color(i * 10, i * 10, 0));

• Play music

      if (!play_pause)
      {
        play_pause = false;
        noTone(speakerPin);
        return;
      }
      playNote(notes[i], beats[i]); // make sound

Result

Press the crash switch, it will play music and the lights start flashing and turning brighter. Press the key again, it will turn off the music and the light.

Video