The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...

Loading cement sacks into trucks requires precise counting for traceability, yet manual methods are error-prone and often ...

This section defines the network credentials and server details required for sending the email. The ESP32-CAM connects to WiFi using the SSID and password. The host address, HTTPS port (443), and API ...

A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that you want to repurpose ...

At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; ...

Learn how to use and get the most from Google Docs, Sheets, Slides, Meet, Keep, Forms, Gmail, and other apps in Google’s Workspace productivity suite. From its humble origins as a collection of cloud ...

Minecraft remains one of the best games of all time over a decade on from its release, but spending such a long time in one game could lead to you running out of ideas. We've been there: you've ...

Connect a 4k7 Ω pull-up resistor between the 1-Wire data line and 5V power. Note this applies to the Arduino platform, for ESP32 and 8266 you'll need to adjust the resistor value accordingly. For ...

Abstract: In this brief, an inductor-less low-noise amplifier (LNA) that utilizes a noise-canceling technique along with dual-resistor feedback is proposed. The conventional single-resistor feedback ...

In this tutorial we will learn how to program serial port of a windows PC using Java programming language. The PC will communicate with an Arduino connected to the USB virtual Serial port of the PC ...

Abstract: To effectively reject the influence of digital control delay on system bandwidth and stability in pulsewidth-modulation H-bridge unipolar switching power amplifiers for magnetic bearings and ...