Posted inElectronics Hardware
Serial Digital to Analog converter (serial DAC)
Introduction We're used to Analog to Digital converters (ADC) in a variety of applications such…
Posted inElectronics Hardware
Atmega8 UDP Client
As a follow-up to Radu's Atmega8 and enc28J60 for ethernet support article, I used the…
Posted inElectronics Hardware
The MQ-9B Combustible gas sensor
A quick test with the combustible gas sensor, MQ-9B and an atmega8 microcontroller.
Posted inElectronics Hardware
Using a Rain sensor with AVR Microcontrollers
A simple rain sensor connected to an ATMega8, provides readings on the level of water detected on its surface.
Posted inElectronics Hardware High Voltage Nuclear
UT50 NaI Scintillation probe
I met some great people today, and I also got a wonderful device for my…
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Using FS1000A/XY-FST RF Radio module with AVRs
Wireless data transfer can be useful for a variety of projects. I stumbled upon a…
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Coil Winding machine counter with Atmega8 and Reed relay
A digital counter with a nice LCD display that supports both incrementing and decrementing. Good for various purposes, in this case as a display to a coil winding machine.
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Atmega8 and Nokia 5110 LCD
A C++ Library for AVR microcontrollers that allows easy connectivity to the Nokia 3110/5110 graphical LCDs.
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How to set the AVR Fusebits
Learn how to set your atmega to work with various external crystals, program the fusebits, and build a fusebit doctor to revive your AVRs, in case you wrote the wrong settings .
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NMEA GPS Library for AVR Microcontrollers
An open source library that allows you to use a NMEA GPS Module with an AVR Microcontroller. UART Communication and NMEA Parser is included.
Posted inElectronics Hardware Robotics
ATMega128 and HD44780 LCD using 3 Wires with the 74HC164
Learn how to transform your HD44780 LCD into a easy to use, serial LCD, that you can connect to your microcontroller using only 3 wires! It's time to save a few pins, and expand your project's functionality!
Posted inElectronics Hardware Nuclear
DIY/Homemade Radiation Geiger Dosimeter
A digital dosimeter design that can be used with multiple geiger tubes, constructed around the atmega8 microcontroller and a 2x16 LCD. Equipped with a radio Bluetooth module for remote operation.
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BMP085 Barometric pressure sensor
The BMP085 is a compact, low power sensor for reading temperature, barometric pressure and altitude. See it in use with Atmel microprocessors.
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Temperature and Humidity sensor DHT-22
DHT-22 is a small size, compact, dual temperature and humidity sensor featuring one-wire connectivity.
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HC-SR04 Sonar with Atmega8 microcontroller
Build an ultrasonic sonar for non-contact distance measurements, using an Atmega8 and a HC-SR04
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Temperature Sensors DS18B20 and DHT11 with Atmega8
Use the Atmega8 with two temperature sensors: the DS18B20 and the DHT-11. The latter also offers relative humidity data.
Posted inElectronics Hardware
Atmega8 and enc28J60 for ethernet support
Learn how to create a network interface for your microcontroller projects. Here I have shown an example using the Atmega8 and the enc28j60 . Build a simple Webserver to show sensor data such as temperature or humidity.
Posted inElectronics Hardware
Multitester using ATMega8 and HD44780 LCD
An Atmega8 multimeter that can measure Transistors: Bipolar/Mosfet , Diodes and Double Diodes , Resistors, Capacitors: between 0.2nF to 7300μF, Triacs and Thyristors.
Posted inElectronics Hardware High Voltage Nuclear Optics
NaI Scintillation Probe and Gamma Spectroscopy
A scintillation probe enclosing the regulated high voltage supply, the signal amplifier, the photomultiplier and the scintillation crystal (NaI). Building a DIY counter for a NaI Scintillation probe. AtMega8 and a bluetooth module for wireless data output. A cheap and easy to build homemade dosimeter with applications in spectroscopy.
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ATMega8 LCD Game
Create a simple game board and write a little software game for your ATMega8 LCD board.
Posted inElectronics Hardware Research Robotics Software
First Atmega8 bot – (Arduino board)
An article about a differential Arduino robot by Rodrigo Nascimento Hernandez
Posted inAndroid Electronics Hardware Research
ATmega8 and Hall Sensor A1302
Atmega8 and an A1302 Hall Sensor for sensing the magnetic fields in close proximity.
Posted inHardware Research Robotics Software Windows Mobile
Perseus 3 Advanced Robot (using Windows Mobile)
Perseus 3, a 4x4 advanced robot featuring an Atmega8 for sensor interfacing and motor control, and a I-mate SP5 smartphone (200MHz) running Windows Mobile 6.0 as robot's brain. Small weight, powerful trust, and lots of features including WLAN, Bluetooth, Camera, Speaker, Phone-interface (GPRS, 3G), Microphone (for voice commands) and more.
Posted inElectronics Hardware Research Robotics Software
ARA – differential robot platform
A new differential robot platform, with strong gear motors and low power consumption.
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Atmega8 with Bluetooth radio module
Add Bluetooth functionality to your microcontroller project (atmega8).
Posted inElectronics Hardware Research Robotics Software
Robo Evolution – how to build a better robot
A not-so-short article on various robot platforms I've experimented with. See my latest designs, and learn about my findings on robotics.
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A simple H-Bridge design
How to build a microcontroller to control a motor in both ways.
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ATMega8 and DS18B20 (digital temperature sensor)
How to use a digital temperature sensor (DS18B20) with a microcontroller (ATMega 8). Source code included.
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ATmega8 and 2×16 HD44780 LCD
A tutorial including source code on how to use a 2x16 LCD (HD44780) with the ATMega8 micro controller. LCD Interface as C++ Class.