A simple WiFi scope (Part 1 – STM32 firmware)
Have you ever thought about designing an oscilloscope? What about a WiFi scope? In this series of articles I show how to design a very simple …
An Alternative Way to Write State Machines (FSMs)
Writing Finite State Machines (FSMs) in C language can be tedious and sometimes confusing, specially when you have to deal with different waiting states and conditions …
Repairing a Dell P2212H monitor
Today’s post is not about designing hardware or software, but about repairing electronic stuff. I have recently bought a second-hand Dell P2212H LED monitor to use as a …
Getting started with the Onion Omega 2+ and Node.js
In this article I present the Onion Omega 2+ and show you how to get started with it using Node.js. Onion Omega2+ is a stamp-sized Linux computer (42.9 …
FE310G: an open source RISC-V microcontroller – IDE
In my previous articles I presented the RISC-V CPU, its interrupt system and FE310G’s main features. Now it’s time to take a look at Freedom Studio, SiFive’s Eclipse-based …
Auto-repeat and debouncing
In this article I show a simple C library I wrote for the STM32 to help debouncing keys. It is completely non-blocking and also includes a …
Synergy e ThreadX: recursos compartilhados e Mutex
Nos artigos anteriores vimos como criar threads no Synergy/ThreadX e conhecemos um pouco sobre a estrutura básica do RTOS. Agora chegou a hora de conversar sobre …
Synergy and ThreadX: shared resources and Mutex
In our previous articles we saw how to create threads on Synergy/ThreadX and took a look at the RTOS basic structure. Now it is time to …
Synergy and ThreadX: exploring basic RTOS structure
In our last article we saw Renesas Synergy product line and how to create threads in ThreadX by using E2 Studio. In this article we are going …
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