January 17, 2015
Paul Graham suggests that, when we find a task that entertains us to the point that we are eager to do it, and when people around us doesn’t seem to approach that same task with the same enthusiasm, then we have found a clue. It’s a clue that points towards a direction that could very well […]
December 23, 2014
An application written in C that interfaces a rain sensor to Arduino Uno by reading digital and analog signals, and visualizing the levels on a PWM-driven LED and a serial terminal.
December 15, 2014
This post continues the series of simple Arduino applications written in C instead of the official Arduino language and IDE. See the previous posts about the basics, using a buzzer and a LED matrix. The goals of using C are mainly to understand better the microcontroller, to reduce the needed resources in terms of code memory, RAM and […]
November 23, 2014
This video is an introduction on what software is and what programmers do, and it’s great because it can be shared with everyone, especially those who know nothing or almost nothing about software. via Reddit.
November 15, 2014
In my component drawers I have a LTP-7357AG, which is a matrix of 35 green LEDs conveniently packaged in a 12-pin display. I wanted to play with it so I began to hook it with my Arduino Uno. This post is part of a series about programming Arduino applications in C. I’m going to show the results first, […]
October 26, 2014
I have written an alarm app for Android, called Fake Dawn. Friday I was talking to my friends, and we mentioned turning back the clock for daylight saving time (DST) on Saturday night, then proceeded to praise our phones that already do that automatically. Wait a minute: does my app work in this case? I […]