Posts Tagged ‘Atmega8’

Use a MCP4728 DAC with AVR ATmega

Wednesday, July 3rd, 2019

AVR ATmega MCP4728 DAC library: The MCP4728 device is a quad channel, 12bit voltage output DAC. It also has EEPROM embedded. The DAC is driven using the I2C interface. This library implements an ATmega driver for this IC. More details on Davide Gironi’s blog. Check out the video after the...

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Posted in AVR, library | No Comments »

Programmable light controller

Monday, March 25th, 2019

Dilshan Jayakody published a new build: The main objective of this project is to design a maintenance free and low-cost light which automatically turns on and off at the predetermined time of the day. To meet the above requirement I designed this controller using ATmega8 MCU and DS1307 RTC. The...

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A CNC pickup winding machine built on an ATmega8

Friday, June 3rd, 2016

Davide Gironi blogged about his DIY ATmega based CNC pickup winding machine: A pickup winding machine it is used to wind a guitar pickup. You can find my previous ATmega manual pickup winding machine here This project is a manual / CNC pickup winding machine, built on top of an ATmega8...

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Low cost TEA5767 based FM stereo radio receiver

Wednesday, September 2nd, 2015

Dilshan Jayakody  writes: TEA5767 is electronically tuned FM stereo radio receiver from NXP for low voltage applications. TEA5767 based radio modules are now common in the field and this project is based on Samsung TT-502 radio module. The main objective of this project is to design low cost FM tuner...

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Posted in DIY | 2 Comments »

Drive a stepper motor with acceleration and deceleration using an Allegro driver on ATmega8

Tuesday, March 3rd, 2015

Davide Gironi writes: This library drive a stepper motor using the Allegro A3967 (EasyDriver) on ATmega8. It will also work on the Allegro a4988, and other type of motor driver controlled by the number of pulse received. It features: direction changing speed changing acceleration and deceleration multiple motor driving stop...

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Posted in AVR, hacks, library | No Comments »

Using a USBASP v2.0 as a cheap ATmega8 Arduino platform

Wednesday, September 10th, 2014

JohnLittle writes: I finally got round playing with my AVRASP v2.0 boards. The ones Sleepwalker3 mentioned. Thanks mate! I bought three USBASP v2.0 on ebay for under £1.50 each. They each came with a short cable (5x2 sockets at each end). However, they do not come with the JP2 header...

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Posted in Arduino, how-to | No Comments »

ATmega based pool cleaner robot

Tuesday, August 12th, 2014

Here's a pool cleaner robot built on ATmega by Davide Gironi: My replacement electronics it is based on ATmega8 micros. The project is divided into two parts: timer cleaning robot The timer contains the 220 AC to low voltage DC current, and it is out of water, his purpose is to start and...

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Posted in robotics | No Comments »

EGYDuino – Arduino compatible board

Monday, June 2nd, 2014

Dr. Ayman Shalaby over at Electronics Lab has posted an article describing EGYDuino, an Arduino compatible board that can be build using home process: EGYDuino is a DIY Arduino clone made on a single sided PCB board. It's simple and cheap to build using home PCB fabrication methods and it's 100%...

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Posted in Arduino, DIY | 10 Comments »

A pickup winding machine built on an ATmega8

Wednesday, May 21st, 2014

A DIY guitar pickup winding machine built on ATmega8 by Davide Gironi: A pickup winding machine it is used to wind a guitar pickup. The core of this project is an ATmega8. It features: wind counter slow startup automatic stop configurable motor speed configurable winds 2 directions This winder has...

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Posted in DIY | 1 Comment »

SD card logger library with log rotation that fits on ATmega8

Wednesday, April 9th, 2014

Davide Gironi writes: This library implements an SD card Data Logger that runs on ATmega. It has a small footprint, so it can be loaded on an ATmega8, leaving space for user code. It supports SD and microSD cards formatted with FAT16. It also features log rotation. The "Petit FAT...

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A LED Matrix mask built on AVR ATmega8

Friday, January 3rd, 2014

[embed][/embed] Davide Gironi  blogged about his LED matrix mask built on AVR ATmega8: avr_mask1 wish you a Merry Christmas and a Happy New Year!  AVR Mask1 is a led mask built around 74hc595 shift register and 8x8 led matrix, running on an ATMega8 microcontroller.

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Posted in AVR, LEDs | 1 Comment »

An AVR Atmega based PID magnetic levitator

Wednesday, December 4th, 2013

[embed][/embed] In this video Davide Gironi demonstrates his AVR Atmega based magnetic levitator: This is a magnetic levitator implemented using Atmega8 microcontroller.  Magnetic levitation is a method by which an object is suspended with no support other than magnetic fields.

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Posted in AVR, DIY | 1 Comment »

An AVR ATmega configurable production line counter

Tuesday, October 29th, 2013

Here's a production line counter project build on an ATmega 8 micro by Davide Gironi:  It has 4 digit seven segment display. It can count from 1 to 9999 pieces. User can program it to emit an alarm when a number of items is reached. Check out the video after the...

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Posted in AVR | 2 Comments »

Atmega8 based thermometer build

Wednesday, January 4th, 2012

Andrianakis Haris writes:This is a thermometer I designed for my room, built in a small pack and easy to control. Some basic components used: Atmega8, LM35 for inside temp sensing and DHT-11 for outside temp & humidity sensing. The hardware is designed on a way so that the PCB can...

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Posted in builds, measurement, wireless | No Comments »

Tellymate makes serial to video easy

Wednesday, August 24th, 2011

The UK based crew from Batsocks develops and sells open source kits including breadboard related projects. We found a project they call the Tellymate which looks like a simple and easy way to provide plug-in video text output to any MCU project using just an ATmega8 and a handful of...

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Posted in AVR, code, how-to, kit biz | No Comments »

AVR-based watering system

Sunday, February 6th, 2011

Deddies Lab needed a way to water their resident Ficus Lyrata on a schedule of one-half liter per week. In order to automate the process, they designed an Atmega8 based control system which activates a water pump at appropriate intervals in order to keep the plant watered. A simple AC...

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Posted in AVR, code, sensors | 1 Comment »

Recent Comments

  • readybrek: Anyone got a any recommendations for a budget-priced hot air station?
  • William: lol I'm happy to waste 3c for each program/debug cycle... but probably not the time spent soldering a new device down to a proto board!...
  • Joe Desbonnet: Ya, I can recommend the low melting point solder. I used brand 'ChipQuik' and it's amazingly easy to use.
  • Jerome: I need a new BusPirate for the Fablab ;) Many thanks!
  • Max: Seems like an unexpectedly violent way to remove the chip indeed. A hot air station should of course do the job just fine, but in...