Optocouplers frequently fail without a sound in labs or during repairs. The package appears to be undamaged, but there may be no output from the LED source or the photosensitive output stage. Testing ...

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In this project, I present a simple and efficient circuit based on an ATtiny85, capable of converting an analog voltage into a digital frequency (V/F). This small module allows me to measure the ...

Abstract: This paper presents a real-time hardware testing design based on a hybrid approach between Flying Probe-Inspired In-Circuit Testing (FPICT) and Joint Test Action Group (JTAG) debugging ...

Waveshare “ESP32-S3-Touch-LCD-4.3B” is a capacitive touch display development board built around an ESP32-S3 SoC with RS485, CAN Bus, I2C, and isolated DIO interfaces provided through a terminal block ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

The first name on the list is Autodesk Eagle, an engineer-friendly tool that boasts a vast library of resources. It offers a full suite of PCB layouts, schematic editing tools, and collaborative ...

Abstract: People living in rural and remote areas of Sub-Saharan Africa generally lack access to electricity due to their geographical location and the costs associated with connecting these areas to ...

Learning electronics? Then, chances are you already know what an Arduino is, or at the very least, you've heard of it. After all, it's among the most popular electronics platforms available in the ...