Now showing circuits 21-40 of 68. Sort by

LED_Display_With_Pause_Switch

LED_Display_With_Pause_Switch PUBLIC

A simple Arduino project that will cycle through the LEDs on PIN3-6. When the switch tied to PIN2 is clicked an interrupt will fire and pause the loop.

by Feenix | updated July 05, 2013

arduino  

Arduino_LED_Game

Arduino_LED_Game PUBLIC

A simple game circuit. It cycles through each of the leds on Pins3-7. If you click the switch when the randomly selected LED is lit, it will flash the LED on PIN8. Otherwise it flashes the LED on...

by Feenix | updated July 05, 2013

arduino  

Shed Light v1

Shed Light v1 PUBLIC

Turns on my garage light when the roller doors are activated from their remotes. Only turns on light if light level below threshold.

by garyper | updated June 21, 2013

arduino  

Teensy Moonica

Teensy Moonica PUBLIC

This is the Teensy Moonica, a Teensy 2.0 based cute monster.

by davidvale | updated June 15, 2013

arduino   teensy   teensy-2_0   toy   usb  

Arduino Word Clock

Arduino Word Clock PUBLIC

This circuit uses an ATMega328 with the Arduino bootloader and necessary supporting hardware to drive three high-power shift registers. These shift registers light up words through a panel to display...

by eightbitlegends | updated June 11, 2013

arduino   clock   word-clock  

74HC595 and 7segments display

74HC595 and 7segments display PUBLIC

by fmaz | updated June 10, 2013

74hc595   7segment   arduino  

Arduino Pro Micro Button Board

Arduino Pro Micro Button Board PUBLIC

Sparkfun Arduino Pro Micro driving a button board.

by MorganJr | updated May 20, 2013

arduino   arduino-pro-micro   button   sparkfun  

RFID Door Control

RFID Door Control PUBLIC

Control a motor to lock and unlock a door, using the RFID12 reader and an Arduino.

by pholcomb | updated May 03, 2013

arduino   rfid  

IR presence detector (e.g. for model railway trains)

IR presence detector (e.g. for model railway trains) PUBLIC

Provides a presence detector for model railway trains and similar moving things, providing an input to Arduino microcontrollers.

by rickb | updated April 27, 2013

arduino   led   model-railway   phototransistor  

Directional IR presence detector

Directional IR presence detector PUBLIC

Provides a presence detector for model railway trains and similar moving things, providing an input to Arduino microcontrollers.

by rickb | updated April 23, 2013

arduino   led   model-railway   phototransistor  

Rear Bike Light

Rear Bike Light PUBLIC

Schematic for my Rear Bike Light, using 2 High power LEDs and an embedded ATmega328p with the Arduino boot loader to control the LEDs via PWM thru two N-channel MOSFET current sinks. It's also...

by rainierez | updated April 19, 2013

arduino   ftdi   high-power-led   led-driver   mosfet   pwm  

Arduino Uno

Arduino Uno PUBLIC

by duckie68 | updated April 17, 2013

arduino   pinout   uno  

Analog pushbutton array

Analog pushbutton array PUBLIC

by duckie68 | updated April 17, 2013

analog   arduino   array   pushbutton  

Digital button array

Digital button array PUBLIC

by duckie68 | updated April 17, 2013

arduino   array   digital   pushbutton  

Arduino 9v power supply

Arduino 9v power supply PUBLIC

by bkslsh | updated March 18, 2013

arduino   battery   microcontroller   power   power-supply  

digipot-7555-fm-synth

digipot-7555-fm-synth PUBLIC

Digitally controlled analog synthesizer.

by langsound | updated March 17, 2013

arduino   digital-potentiometer   fm-synthesis  

digipot-basics

digipot-basics PUBLIC

basic Arduino controlled digital potentiometer circuit.

by langsound | updated March 17, 2013

arduino   digital-potentiometer  

Arduino moisture sensor

Arduino moisture sensor PUBLIC

A simple moisture sensor for your plants. Use 2 nails encased in gypsum for a cheap moisture sensor solution.

by bia.migueis | updated March 15, 2013

arduino   moisture   sensor  

Spycam Circuit

Spycam Circuit PUBLIC

Camera triggered by Arduino

by kwyjib0 | updated January 29, 2013

7805   arduino   attiny85   digispark   spycam   usb-charger  

Laser ON/OFF switch using NPN transistor

Laser ON/OFF switch using NPN transistor PUBLIC

How to hookup a laser module to an Arduino, using an NPN transistor to control it. Calculation, based on 20mA typical operating current draw from the laser module. Ic = 20mA = 0.020A Ib = Ic/10 =...

by aweijnitz | updated January 20, 2013

arduino   laser   npn-transistor  

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