The hardware was assembled by connecting the Arduino UNO R4 WiFi, the PZEM 004T, the current transformer, and the OLED ...

With the increasing demand for automation and remote operation, controlling electrical devices without the need for physical access has become an important area of development in modern engineering.

Drones are widely used across several fields, including aerial photography, surveying, inspection, agriculture, and ...

#define SS_PIN 10 // Definindo o pino para conexão do módulo RFID #define RST_PIN 9 // Definindo o pino para conexão do módulo RFID MFRC522 mfrc522(SS_PIN, RST_PIN); // Informa no programa quais os ...

It’s always nice to simulate a project before soldering a board together. Tools like QUCS run locally and work quite well for ...

I’ve been testing out the RYB2340 Bluetooth module, and it’s honestly one of the simplest ways I’ve found to add wireless control to Arduino or ESP8266 projects. In this video, I’ll walk you through ...

There are plenty of drones (and other gadgets) you can buy online that use proprietary control protocols. Of course, ...

Gilgo Beach serial killer Rex Heuermann pleaded guilty to seven counts and admitted guilt in the death of an eighth woman.

Flash Bee is an easy-to-make DIY handheld lightning detector based on an ESP32-C3 board, a round display, and AMS AS3935 ...

When I wrote about a DIY ESP32-S3 internet radio last week, "raspbeguy" commented he'd rather choose an ESP32-based DIY DAB+ ...

Sem temas tabu nem verdades feitas, a TSF desafia os ouvintes a dizerem o que pensam. De segunda a sexta, entre as 09h00 e as 12h00, o debate livre sobre a notícia do dia.Pode participar através do ...

A Secretaria da Receita Federal informou nesta segunda-feira (16) que o programa do Imposto de Renda 2026 estará disponível para download a partir desta sexta-feira (20). Entretanto, a transmissão da ...