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

Build for monitoring, buy for safety.

The annual show for the embedded electronics supply chain showcased many innovations in edge AI and connected, intelligent systems that can perceive and act in real time.

#include "rosidl_runtime_c/action_type_support_struct.h" #include "rosidl_runtime_c/message_type_support_struct.h" #include "rosidl_runtime_c/service_type_support ...

It’s pretty easy to take a balloon, fill it up with helium, and send it up in to the upper atmosphere. It’s much harder to keep track of it and recover it when it falls back to Earth. If you’re trying ...

In this video, I created a blood oximeter by using the MAX30105 particle sensor to figure out the changes in color of passing ...

Proper tire pressure contributes to better fuel economy and smoother handling, so we tested 10 gauges to confirm your tires ...

What did Elliot Williams and Al Williams read on Hackaday last week? Tune in and find out. After a bit of news, [Vik Oliver] chimes in with some deep PLA knowledge. Then the topic changed to ...

Volos Projects recently showcased an easy-to-reproduce, inexpensive DIY ESP32-S3 Internet radio based on a Waveshare ESP32-S3-LCD-1.54 development board ...

Abstract: A substrate-integrated waveguide wireless passive temperature and pressure sensor, featuring an integrated metamaterial structure, has been developed to meet the stringent sensing ...

Weather Shield is an Arduino shield that gathers relative humidity, barometric pressure, temperature, light intensity, as well as optional rain, wind direction, and wind speed (using optional external ...