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- GPIO abuse – sourcing and measuring at the same time
- Tutorials & explanations
- Tutorials & explanations
- Overdetermined system of linear equations
- Repair/teardown – FlexiScale weight and calculator scale
- L110 METRA Blansko resistance decade box
- Circuit Cellar publication – a new method for measuring resistors!
- HP 9000 Superdome utilities board ( A6475-60201 ; UGUY5-500 ) high res scan + guesswork
- A dream about OrCAD…
- HP 6010A/6011A/6012B/6015A manual
Tag Archives: avr
Dear readers, After lots of work, waiting and experimenting, I have completed a text that I have sent to Circuit Cellar and they have agreed to publish it. The article deals with a new measurement technique designed to measure lots … Continue reading
The AVR controlled clock: A friend of mine needed a clock into his amplifier as an extra function. So I made him one. It consists only of one AVR processor and one BQ-M512RD (or compatible, with common anodes) LED display. … Continue reading
The purpose of this device is a bit evil. Oh well, sue me. I made it as a yoke for the first of april and many more days to come. A brief description: The device beeps a short beep of … Continue reading
The DPLC is a PLC I made for my final exams at high school. It can be programmed in a simple language, has 16 inputs and 16 outputs. It can be programed with 65536 bytes, which is equal to 8192 … Continue reading
The Concealed codelock (CC for short) is a design of mine, which can be used in a similar fashion as a safe lock, such as that on the picture above. The rotation sensor used here is just a simple 10k … Continue reading
The reason for making this project is that I was always fascinated by Conways Game of Life. It’s a great demonstration of the fact that simple things with a very simple set of rules can do wonderful things: spawn more … Continue reading
Yet Another LED Blinkie project I wanted to play with a simple RGB LED, to see how colors would mix, change and stuff. So I build my own LED and “controller”. It fades in and out a set of 9 … Continue reading
The RETRobot is a robot I designed. You may have noticed something odd on it – it’s got a CRT tube on it. I always wanted to play around with one. I didn’t need an oscilloscope – I already have … Continue reading
The FTDGX2 robot is a project on which I cooperated with my friend, Filip Toth. I did the software and a part of the electronics, he did the rest. It is a drilling, milling and draawing robot controlled via BlueTooth. … Continue reading
Sumobot I only did the software for this one. Still, cool 🙂 Good times… The main design was done by my good friend Filip Toth.