ESP32 PUBLISH SENSOR READINGS TO THINGSPEAK
In this article, you’ll learn how to use the ESP32 to communicate sensor data to ThingSpeak. We’ll use a BME280 sensor for demonstration reasons, but you can easily adapt the…
Continue readingIn this article, you’ll learn how to use the ESP32 to communicate sensor data to ThingSpeak. We’ll use a BME280 sensor for demonstration reasons, but you can easily adapt the…
Continue readingWhen you buy an Arduino development board, it’s usually programmed with a sample blink program. When you start connecting with the USB cable and computer onboard led starts blinking. IF…
Continue readingIn this tutorial, we will learn about the working of HC-SR04 ultrasonic sensor, how to use this with Arduino. This tutorial explains details about the working of HC-SRO4 ultrasonic sensor,…
Continue readingWhen trying to upload new sketches or install the ESP32 add-on on the Arduino IDE, the ESP32 has a few typical issues. This article is for the ESP32 when used…
Continue readingIn this tutorial, you’ll discover how to use the ESP32 NodeMCU board to send messages to your WhatsApp account. This can be helpful for various applications, including receiving alerts from…
Continue readingThere are a few potential causes for the “avrdude: stk500_recv(): programmer is not responding” error message when trying to upload a sketch to an Arduino board. Here are a few…
Continue readingThis tutorial demonstrated to you how to interface a buzzer switch with Arduino nano. I will do a quick overview on how buzzer works and show a project example using…
Continue readingWhat is an Analog Value? Microcontrollers are capable of detecting binary signals: is the button pressed or not? These are digital signals. When a microcontroller is powered from five volts,…
Continue readingIn this user guide, we’ll use the Blynk application on our cellphones to control the output of the ESP32. We’ll demonstrate yet another helpful application that allows us to control…
Continue readingThis article helps you to understand the Nodemcu Pinout, how to use that and you will also learn what are pins used to read digital inputs like a button switch…
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