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 ...
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Arduino heart rate monitor using Pro Mini PulseSensor and OLED for beginners
In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...
Soldered Electronics has made ESP32-based e-paper displays for years, starting with the launch of the Inkplate 6 in 2019. The Inkplate 13SPECTRA is their ...
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 ...
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Adjust 1602 LCD contrast easily with Arduino simple Arduino tutorial
In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...
Apple's refreshed Studio Display arrives alongside the all-new Studio Display XDR, which replaces the previous Pro Display XDR. The Studio Display XDR is more than twice the price of the Studio ...
WiFi and Bluetooth LE can now be used simultaneously on Arduino boards with NINA-W102 (ESP32) module
Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based u-blox NINA-W102 wireless module, ...
With the Studio Display and Studio Display XDR set to launch on Wednesday, members of the media have started publishing their reviews of the new display options. According to The Verge, the Studio ...
Apple’s 2026 display shakeup replaces the elite 32-inch 6K Pro Display XDR with a 27-inch 5K Studio Display XDR, while also ...
There have been many questions about what direction Arduino would take after being bought by Qualcomm. Now it would seem that we’re getting a clearer picture. Perhaps unsurprisingly the ...
Auto-brightness can be a frustrating feature when you don't want to deal with it. Here's how to ditch it for good. With more than a decade of experience, Nelson covers Apple and Google and writes ...
Amanda Smith is a freelance journalist and writer. She reports on culture, society, human interest and technology. Her stories hold a mirror to society, reflecting both its malaise and its beauty.
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