NodeMCU
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IOT Based Smart Energy Meter With SMS Alert Ever thought about how you could monitor the household energy usage of your home remotely without heavy hardware or a complex setup? To make this idea practical, we came up with this project: an IoT based Smart Energy Meter using MQTT with SMS alert. Using the PZEM-004T sensor with ESP32, this smart energy meter using IoT provides real-time tracking of voltage… |
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Free IoT-based GPS Tracking Map for ESP32, NodeMCU, and Arduino In the present world of interconnected devices, there is a lot happening in IoT. Tracking assets, monitoring movement, and analyzing routes are some of the most essential tasks, and they have never been easier, at least on the front end. While basic solutions that you can see in prior projects, such as this Arduino Vehicle Tracker using ESP8266 and IoT-Based GPS… |
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How to Send SMS from NodeMCU without Using GSM Module? Despite having multiple messaging apps like WhatsApp, WeChat, Facebook Messenger, etc., we can't ignore the fact that the most effective and professional way for an IoT device to communicate with its users is through plain, simple text messages, a.k.a. SMS messages. By learning how to send SMS from NodeMCU, we can build interesting IoT projects, where we can easily… |
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Free SMS API for Arduino R4, NodeMCU, ESP32, Raspberry Pi, and other Embedded SoC Boards (India Only) At CircuitDigest, we've been creating and sharing Internet of Things (IoT) projects with our community for a long time. A crucial part of these projects is enabling communication between IoT devices and end users, and when it comes to simple notifications, nothing beats the practicality of sending an SMS. However, sending an SMS from… |
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Edge AI-Powered Surveillance: Intelligent Threat Detection The theme of the contest focused on developing Edge AI solutions utilizing the limited computational resources of microcontroller boards. Our project is inspired by the widespread harm caused by war and militant activities, where innocent civilians often suffer due to delayed or inadequate detection and response systems. To… |
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How to program ESP32 using Arduino Labs for MicroPython? MicroPython is a subset of Python 3 optimized to run on microcontrollers. It provides an interactive prompt (REPL) and a simple way to run Python code on microcontrollers. In this tutorial, we'll be using the ESP32 board and program it using Arduino labs and the MicroPython firmware. Materials required ESP32 Usb cable… |
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UNIT DualMCU: A Feature-Packed Development Board with ESP32 and RP2040 DualMCU a multi-function development board from the Mexican Electronics manufacturer UNIT Electronics, integrates the capabilities of an ESP32 from Espressif with the RP2040 from the Raspberry Pi Foundation. The board contains a Espressif ESP32-Wroom-32 module which includes Wi-Fi and Bluetooth connectivity along with two Tensilica Xtensa… |
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ESP32-P4 – New SoC from Espressif with Numerous IO-Connectivity and Security Features for HMI and Edge Computing IoT Applications Espressif Systems has announced the upcoming release of its latest System-on-a-Chip (SoC), the ESP32-P4. This high-performance chip is designed for applications that require strong security, and aims to cater to the next era of embedded applications with a focus on rich Human-Machine Interfaces (… |
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DIY Ultrasonic Mist Maker using ESP8266 and Ultrasonic Humidifier Module Fog and Lights is a combination that has the potential to amuse adults and kids alike, so we decided to venture into the realm of ultrasonic mist maker modules and got our hands on one without much trouble. When we first tested a tiny-looking ultrasonic humidifier module, we were intrigued by the capabilities this small module possessed.… |
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Biometric Attendance System with Google Sheet Integration In industrial and domestic applications, attendance registering is important at each and every moment. Many industries face a lot of problems due to the lack of a proper attendance monitoring system. To overcome this, we must need a tamper-proof, unattended, and fast attendance registering system, and the best way for it is to use a biometrics identification system… |
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ESP8266 based Automatic Water Level Controller for Pump People in India have access to limited resources of water that is not all the time sufficient for countrymen. Availability of safe and clean drinking water to all the citizens is one of the major issues in our country due to the limited availability of natural resources as well as manmade activities. The main factors that contribute to this issue include… |
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IoT based Smart Dustbin Management System using NodeMCU The idea struck us when we observed that the garbage truck use to go around the town to collect solid waste twice a day. Although this system was thorough it was very inefficient. For example, let's say street A is a busy street and we see that the garbage fills up really fast whereas maybe street B even after two days the bin is even half full. … |
