Blinky the LED Jack-o-Lantern

An electronic, blinking Jack-o-Lantern.
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updated September 1, 2022

Description

PDF

Pumpkin enclosure remixed from: Low poly pumpkin geometry remix of Low Poly Jack-o-Lantern by Tadziurski on Thingiverse

Parts and Supplies:

  • 9)- Bright LEDs
  • 9)- 100 Ohm Resisters
  • 4)- Tiny Black Screws
  • Jumper Wire
  • Shrink Tube
  • Hot Glue

Electronics from Adafruit Industries:

  • Assembled Feather HUZZAH w/ ESP8266 WiFi With Stacking Headers PID: 3213
  • Mini On/Off Push-Button Switch PID: 3870
  • JST PH 2-Pin Cable - Female Connector 100mm PID: 261
  • Lithium Ion Polymer Battery Ideal For Feathers - 3.7V 400mAh PID: 3898

Arduino Code:

/*
*  Jack-O-Lantern (Mini)
*  big d 2010 
*/

void setup() {
 pinMode(15, OUTPUT);        // Tooth Far Right
 pinMode(0, OUTPUT);        // Tooth Middle Right
 pinMode(16, OUTPUT);        // Tooth Center Right
 pinMode(2, OUTPUT);        // Tooth Center Left
 pinMode(5, OUTPUT);        // Tooth Middle Left
 pinMode(4, OUTPUT);        // Tooth Far Left
 pinMode(12, OUTPUT);        // Right Eye
 pinMode(3, OUTPUT);        // Nose
 pinMode(1, OUTPUT);        // Left Eye
}

void loop() {
   digitalWrite(15, HIGH);
   digitalWrite(0, HIGH);
   digitalWrite(16, HIGH);
   digitalWrite(2, HIGH);
   digitalWrite(5, HIGH);
   digitalWrite(4, HIGH);
   digitalWrite(12, HIGH);
   digitalWrite(3, HIGH);
   digitalWrite(1, HIGH);
delay(10000);
   digitalWrite(15, HIGH);
   digitalWrite(0, HIGH);  
   digitalWrite(16, HIGH);  
   digitalWrite(2, HIGH);
   digitalWrite(5, HIGH);
   digitalWrite(4, HIGH);
   digitalWrite(12, LOW);     // Eye Blinks
   digitalWrite(3, HIGH);
   digitalWrite(1, LOW);     // Eye Blinks
delay(200);    
}

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