If you’ve ever tried to hook up a 3.3V sensor to a 5V micro, you know what I’m talking about – connecting these two can be a problem! There are several ways in which a 3.3V device can be safely connected to a 5v microcontroller. This tutorial will detail a few ways in which this […]
Sensor Interfacing using ATmega8 microcontroller Read More »
I. Introduction The Cornell University Airmouse Initiative is a motion sensing glove with buttons on it that plugs into your computer to function as a mouse. Many tasks that are performed on the computer require the use of both a keyboard on the mouse, and many people find it frustrating and awkward to have to
Air-Mouse using ATmega32 microcontroller Read More »
Introduction In this digital age, new interfaces for musical expression provide much broader musical possibilities than have ever existed before. There is a constant quest to be in harmony with oneâs instrument so that music can flow freely from the imagination and take form effortlessly. This sparks an interest in new ways to interact with
A Wearable Wireless Sensor System using ATmega644V Read More »
Introduction It is becoming increasingly difficult for users to interact with the slew of portable gadgets they carry, especially in the area of text entry. Although miniature displays and keyboards make some portable devices, such as cell phones and PDAs, amazingly small, usersâ hands do not shrink accordingly. To solve this problem, we proposed a
Design a Customizable Virtual Keyboard using ATmega32 Read More »
Most of AVR microcontrollers have Analog to Digital Converter (ADC) integrated in to chip. Such solution makes embedded designers life much easier when creating projects and programming them. With no need external ADC PCB takes less space, easier to create programs â it saves time and money. As an example lets take Atmega8 microcontroller which
Programming AVR ADC module with WinAVR using Atmega8 microcontroller Read More »
Some time ago I’ve build a prototyping board with graphical LCD. It have served for various small projects and prototypes. Had a spare temperature sensor DS18B20 and decided to put simple temperature display project. GLCD board is equipped with Atmega32 microcontroller running at 16MHz. DS18B20 sensor is connected to port D pin 6. LED connected
Temperature sensor with time and date display on graphical LCD using Atmega32 Read More »
Sometimes itâs tempting to re-invent the wheel to make a device function exactly the way you want. I am re-visiting the field of homemade electrophysiology equipment, and although Iâve already published a home made electocardiograph (ECG), I wish to revisit that project and make it much more elegant, while also planning for a pulse oximeter, an electroencephalograph (EEG),
Multichannel USB Analog Sensor using ATMega48 Microcontroller Read More »
DS1621 temperature sensor circuit digital thermometer to tell if using. Operation of the circuit is simple, as are as follows: temperature sensor from the numeric value being sent to the microcontroller and the microcontroller using the I2C serial communication protocol, this value will more basıyor.Biraz If the LCD tomicrocontroller interprets the sensor in the 16-bit LCD to the data transfers.
Temperature Sensor Thermometer using AT89C51 and DS1621 microcontroller Read More »
This color of the surface color to red when you bring to the surface, a sensor to read the LDR, yellow, blue.Red, yellow and blue lights in different surface finishes as a different yansıtmalarını works by taking a foothold. Will be reflected from the surface to send 3 ledlights, this ledlerin to read the value of LDR,
Color Sensor Circuit with AT89S52 ADC0808 Read More »
Port-Powered Temperature Meter This is a four-channel temperature measurmet adapter that works without external power supply. It will suitable for measureing temperature and logging its data with a PC. The circuit diagram is very simple and no adjustment is required, everybody will able to build it with ease đ Specs. Micro-controller ATtiny15L (Atmel) Number
PC Temperature Meter using ATtiny15 microcontroller Read More »
