Though I have posts about wateringduino, I haven't show it on the field, so, here it is: On top-right I have the TIP120 power circuit...

Hi there! I finally managed to get the ISP shield on tracks, here you have some pictures, I just need some fresh ATmega328 to use it! :) ...

Well... I bought a Chine Nano, and it turned out to be a replica with a ch340g cheap chip, I followed these guidelines after some hours try...

Well... I needed to use a long cable to acquire a couple of temperatures and I was having problems with the readings. The specs say that lon...

Well... The Summer is coming, we're almost at Spring time and I bought a solenoid and finally got the wateringduino on the field. This y...

Hi there! This is a short document/code to remind me what I have done with a HC-06 Bluetooth module and an arduino as it's not easy to c...

  This article is about a homemade Arduino shield, using a TIP120. The TIP120 is a darlington transistor that works as an electronic switc...

Well, I had some problems recording the UNO bootloader on the first experiences, and got stuck with 2 chips "bricked", now that I...

The 'what if' problem... This project started with a LED, a moist probe and an arduino. Then I thought "what if" adding a...

I got a few samples from Maxim (thank you Maxim) but they came "clean" without the optiboot or anything like that, so I had to ...

Hi! I'm back, again with arduino and a new shield, once more a DIY shield.  So, let's start! The picture on the right is the ci...

Well... I got tired of having the arduino connected to the PC to have a logger, so did some search and ended up with this shield, it uses...

Hello! I'm back, after a (more) troubled life period, but still here. This time I developed something more romantic, something I was l...

Well, this project happened because of lazy chicken... That go eat, sometimes to the shopping mall, for a walk, and the eggs lay in the cold...

An old PC power supply! Who does not have one...? For my arduino project I needed a reliable and powerful power source, because of the halog...

Hi! This is my homemade arduino relay shield, I had a spare 12V relay, and nothing to do with it, so this project happened. The circuit is r...