Insight Into ESP32 Sleep Modes and Their Power Consumption
There is no question that ESP32 is a worthy competitor to many WiFi/MCU SoCs out there, often beating it on…
OneTouch (biometric Lock)
To ensure the security and remote access we want to think of a new way to connect our door lock…
Getting Date & Time From NTP Server With ESP8266 NodeMCU
Every once in a while you’ll come across an idea where keeping time a prime concern. For example, imagine a…
Talking Clock 2 – New Version (Bilingual: EN-PT)
This digital clock speaks the time in two languages (English or Portuguese). The language status is stored in Arduino –…
How nRF24L01+ Wireless Module Works and Interfaces with Arduino
Having two or more Arduino boards be able to communicate with each other wirelessly over a distance opens lots of…
RGB LED Pixel Shades
In this project I’m going to show you how to make a pair of LED pixel shades. Originally I created…
32-Band Audio Spectrum Visualizer Analyzer
This project is for making a 32-band audio (music) frequency spectrum analyzer / visualizer using Arduino. Expected audience of this…
ESP8266 Over The Air (OTA) Programming In Arduino IDE
A fantastic feature of any WiFi-enabled microcontroller like ESP8266 NodeMCU is the ability to update its firmware wirelessly. This is…
Open Source Powered Prosthetic Leg
An accessible powered prosthetic — open-source and affordable. Simple, effective, assistive tech developed to accommodate continuous development. Brought to you…
Basic Mobile Phone Using STM32F407
In this project, I will guide you on how to build a basic mobile phone using the STM32F407 Discovery Kit…