M5Stack Core StopWatch is an ESP32-S3-powered WiFi and Bluetooth development board with a 1.75-inch round AMOLED touch display, 16MB flash, and 8MB PSRAM designed for portable IoT devices, electronic ...

Simple, portable and low-cost experiments as RC and RL series circuits are proposed to experiment with DC circuits. Very common elements are used: a few electronics components (resistors, capacitors, ...

Note that the resolution chosen implies the finest granularity of units measured. E.g. if chosen minutes then one cannot measure half (30 sec) or other part of a minute. The resolution is typically ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. When teaching quantitative analytical chemistry to undergraduate students, the ...

You’re probably reading this because you’re curious about digital computers. Who isn’t fascinated by these amazing machines that have transformed our world? From supercomputers used for scientific ...

Alan Blake holds a degree in microbiology and biotechnology. When he is not in the lab or traveling, you will find him tinkering with electronics or recycling/reusing stuff that would end up in ...

Welcome to our DIY project guide for creating an accurate time display using ESP32 RTC. In this tutorial, we will show you how to build your own millisecond clock that guarantees precise timekeeping.

Impedance spectroscopy is a non-invasive method used in various fields, such as biology, medicine and material science 1 to characterize the passive electrical impedance of a material or sample. It is ...

TM1637 is a kind of LED (light-emitting diode display) drive controller special circuit with a keyboard scan interface. It is internally integrated with MCU digital interface, data latch, and LED high ...

⏱️ Utilize Timer1 Overflow Interrupt on Arduino UNO to toggle an LED at precise intervals, ensuring accurate timing with register-level control. An IoT-based smart security alarm system using ESP32, ...

To quantify submarine groundwater discharge, we developed an inexpensive automated seepage meter that applies a tracer injection and the computation of the mean residence time. The SGD-MRT is designed ...