Simple Sensor Gauge using ESP32 Web Server
Displaying sensor readings on gauges using an ESP32 web server makes monitoring multiple sensors effortless at…
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Control ESP32 GPIO Pins using Web Bluetooth
Previously we learned about Controlling an LED using Bluetooth through Serial Terminal App. Here we are…
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Control LED using Bluetooth on ESP32
ESP32 Microcontroller from Espressif systems have many features like Wi-Fi, Multifunctional GPIOs, Internal Sensors and Bluetooth.…
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How to Convert 5V to 3.3V
When Interfacing Sensor with microcontrollers like the ESP32, STM32 and RP20240 etc., We face voltage level…
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Display Sensor Value on Web Page using ESP32
We know ESP32 can be used as Web Server and it is most suitable for IoT…
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ESP32 Audio File Player Project
Standalone Audio players are readily available in market and its very simple to build, but if…
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Solar Powered USB Charger Circuit
In today’s world, We hold different types of portable electronic devices and gadgets and many of…
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RLC Circuit Resonant Frequency and Q Factor Calculator
Three passive components Resistor (R), Inductor (L) and Capacitor (C) connected in series or parallel to…
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Design Logic Gates using Transistors
Logic Gates are essential elements in digital circuit. For to perform logical operations on binary inputs…
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Over The Air (OTA) Update in ESP32
Devices connected with Internet or able to connect with Internet have the advantage of update itself.…
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