<<< Previous : Program ATtiny45 / ATtiny85 using Arduino Uno We had already seen the circuit for programming ATtiny45 / ATtiny85 using arduino uno in my previous page. Here, we will see a simple application circuit using ATtiny85 to sense…
<<< Previous : Circuit to interface a 16 * 2 LCD Display to Arduino ATtiny, as it’s name indicates, is a tiny microcontroller which can be used for tiny applications. Programming ATtiny is simple even if there will be a…
<<< Read previous part (Part 1) After completing the circuit given in part 1, upload the following program to your arduino board. This program will print “hello, world!” in the liquid crystal display. /* Library originally added 18 Apr 2008 by David A. Mellis library modified 5 Jul 2009 by Limor Fried (http://www.ladyada.net) example added 9 Jul 2009 by Tom Igoe…
<<< Previous : Circuit to sense motion using PIR motion sensor and arduino Displays are the commonly used method to give output to users from controllers and processors. An advanced form of such types of displays is monitor of your…
<<< Previous : Temperature measured on seven segment display by LM35 and arduino Motion sensing is important to make automatic room lights and anti-theft systems. Automatic room lights will sense the presence of humans by motion and will turn on…
<<< Read previous part (part 1) After completing the circuit given in my previous part, upload the following program to your arduino board. If uploading is successful, temperature will be displayed in common cathode seven segment displays. //Pin connected to ST_CP of 74595 int latchPin…
<<< Previous : Circuit to control an LED, depending on light, using LDR We had already seen the circuit to get the temperature using LM35, temperature sensor, through arduino uno in my previous blog. There, temperature is printed on the serial monitor…
<<< Previous : Temperature measurement using LM35 and arduino Light dependent resistors (LDR) have many applications in our daily life. Street lights, mobile phone screen lights, car head lights etc works based on the light intensity using light dependent resistors….
<<< Previous : Anti-theft system designed using IR LED and TSOP IR sensor LM35 is a precision temperature integrated circuit which gives an output voltage proportional to the temperature in centigrade. LM35 has three legs out of which two are…
<<<< Previous : ‘Jingle Bells’ using BT66T, circuit made on a breadboard An alarm which rings when someone crosses a door is a simple anti-theft system designed using infra red. Here, we will design a simple circuit to make such…
<<<< Previous : Police siren, ambulance siren, fire engine siren and machine gun sound using UM3561 We had already seen the circuit to generate sirens using UM3561 in my previous blog. Here, we will design a simple circuit to generate…
<<<< Read Previous Part (Part 1) In the last blog, we saw the circuit to generate police siren, ambulance siren, fire engine siren and machine gun sound using UM3561 IC. Here, we will see the switches to be pressed to…
<<<< Previous : Circuit to identify pressed switches of a mobile phone using arduino Sirens are essential in our daily life to give warnings and signals. We have heard many sirens like police siren, ambulance siren, fire engine siren etc….
<<<< Read Previous Part (Part 1) Circuit is given in my previous part. After completing the circuit, upload the following program to your arduino board. If uploading is successful, open your serial monitor. Serial monitor will print the binary coded…
<<<< Previous : Circuit to Control two DC Motors using Mobile Phone through MT8870D DTMF We had already seen the circuit to control four LEDs using mobile phone through MT8870 IC. Here, we will design a circuit to detect the pressed…
We had already seen the video demonstration of controlling a 6*6*6 LED cube using ULN2803, L293D and 74HC595 in my previous blog. That connections were done on a breadboard. Here, we are making a double sided printed circuit board to…
We had already seen the circuit to design a 3*3*3 LED cube using arduino mega in one of my previous blog. Here, we will see the video demonstration of a 6*6*6 LED cube controlled using arduino through 74HC595, ULN2803 and…
<<<< Previous : Control Four LEDs using Keypad of a Mobile Phone through Audio Jack We had already seen the circuit to control four LEDs using the keypad of a phone in my previous blog. Here, we will make some modifications…
The MT8870DE is a complete DTMF receiver which can be used to get the binary coded decimal corresponding to each switches of mobile phone key pad for external interfacing. If four LEDs are connected to the output pins Q4 (14),…
<<<< Previous : Water Flow Rate in a 6 Digit Seven Segment Display using Arduino We had already seen the video demonstration of working of MT8870DE in my previous post. Here, we will see the circuit to interface MT8870DE to…
