STM32 Precision Digital Micro Current Meter - Complete Build

https://circuitdigest.com

Complete guide to building a precision digital micro ampere meter using STM32. Measures nA to mA with OLED display. Includes circuit, PCB files, firmware & 3D enclosure. DIY ampere meter DC digital.

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Created by Jayant 10 hours 22 min ago – Made popular 10 hours 22 min ago
Category: Microcontrollers   Tags:

Build an ESP32 Text to Speech Offline System

https://circuitdigest.com

Build an ESP32 text to speech offline converter with Talkie TTS library. Step-by-step tutorial includes circuit connections, code examples, and troubleshooting.

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Created by Jayant 4 days 11 hours ago – Made popular 4 days 11 hours ago
Category: Microcontrollers   Tags:

Build a Smart Traffic Management System Using IoT

https://circuitdigest.com

Learn how to create an ESP32-powered Smart traffic management system using IoT that uses IR sensors for real-time vehicle detection, enables adaptive signal control, and provides a live web dashboard for monitoring traffic flow.

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Created by Jayant 4 days 11 hours ago – Made popular 4 days 11 hours ago
Category: Microcontrollers   Tags:

ESP32 Offline Voice Recognition Using Edge Impulse

https://circuitdigest.com

Build an ESP32 speech recognition offline system with Edge Impulse. Create your own ESP32 voice assistant using an INMP441 microphone for hands-free control.

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Created by Jayant 1 week 6 days ago – Made popular 1 week 6 days ago
Category: Microcontrollers   Tags:

DIY Meshtastic Using ESP32 : Build Your Own Private Off-Grid Network

https://circuitdigest.com

Build a diy Meshtastic node using Meshtastic ESP32 and LoRa devices for secure, long-range, encrypted mesh messaging, perfect for off-grid communication.

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Created by Jayant 5 weeks 3 days ago – Made popular 5 weeks 3 days ago
Category: Microcontrollers   Tags:

Build a Smart ESP32 GPS Tracker with SIM800L and NEO6M Module

https://circuitdigest.com

Build a real-time ESP32 GPS Tracker with SIM800L & NEO-6M Module. Track vehicles, assets via GSM with this complete DIY IoT project featuring code, circuit diagram & testing guide.

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Created by Jayant 6 weeks 2 days ago – Made popular 6 weeks 2 days ago
Category: Microcontrollers   Tags:

DIY UWB Indoor Positioning System using ESP32 and Qorvo DWM3000

https://circuitdigest.com

Build a DIY USW indoor positioning system using ESP32 with the Qorvo DWM3000. This tutorial walks you through hardware, firmware, and Python visualisation to create accurate tracking for robotics and IoT projects.

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Created by Jayant 6 weeks 2 days ago – Made popular 6 weeks 2 days ago
Category: Microcontrollers   Tags:

Wireless ESP32-Based Stepper Motor Driver with TMC2240

https://circuitdigest.com

Learn how to build a wireless stepper motor controller using an ESP32-S3 and TMC2240 driver. This detailed tutorial guides you through wiring, custom PCB design, USB-C PD power management, closed-loop control with an AS5600 encoder, and a browser-based UI with real-time status and RGB feedback. Includes Gerbers, BOM, and full source code.

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Created by Jayant 14 weeks 1 day ago – Made popular 14 weeks 1 day ago
Category: Microcontrollers   Tags:

Interfacing ESP32 with Thermal Printer using UART ESC/POS

https://circuitdigest.com

Technical guide to interfacing ESP32 with thermal printers (PNP-500/RS203) over UART. Explains hardware wiring, power considerations, and implementation of ESC/POS commands for printing text, images, barcodes, and QR codes. Includes detailed circuit diagrams and Arduino code on GitHub.

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Created by Jayant 14 weeks 1 day ago – Made popular 14 weeks 1 day ago
Category: Microcontrollers   Tags:

DIY Smart Watch using ESP32

https://circuitdigest.com

In this project, we are going to build a feature-rich, customizable smartwatch from scratch. We are going to make this using the best affordable and easily available components. Since designing such a product is a lengthy time-consuming procedure, we are going to do this in parts.

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Created by Jayant 3 years 16 weeks ago – Made popular 3 years 16 weeks ago
Category: Microcontrollers   Tags:

ESP32 SIM800L GSM Module Tutorial

https://circuitdigest.com

SIM800L is a very compact GSM/GPRS module that can be integrated into a lot of IoT projects due to its compact size and flexibility.

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Created by Jayant 3 years 23 weeks ago – Made popular 3 years 23 weeks ago
Category: Microcontrollers   Tags:

Low Power IoT Based Compact Soil Moisture Monitoring Device

https://circuitdigest.com

In this project, we will build a low-cost connected solution with a pre-designed Soil monitor using different components

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Created by Jayant 3 years 41 weeks ago – Made popular 3 years 41 weeks ago
Category: Microcontrollers   Tags:

IoT Projects

https://circuitdigest.com

Internet of Things (IoT) is revolutionizing the electronics industry. With more and more applications adapting IoT, it is important for the engineers of today to get acquainted with this technology.

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Created by Jayant 4 years 22 weeks ago – Made popular 4 years 22 weeks ago
Category: Microcontrollers   Tags:

WiFi Switch for Home Appliances with ESP8266

https://www.hackster.io

Learn how the build your own WiFi switch with the ESP module and how to control any appliance of your favorite place.

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Created by Jayant 5 years 35 weeks ago – Made popular 5 years 35 weeks ago
Category: Microcontrollers   Tags:

DS3231 RTC Module

https://quartzcomponents.com

The DS3231 is a Precise Real Time Clock Module based on the AT24C32 IC. The module can provide information like date, day, week and time to a microcontroller through I2C communication. The DS3231 is a Precise Real Time Clock Module based on the AT24C32 IC. The module can provide information like date, day, week and time to a microcontroller through I2C communication.

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Created by Jayant 5 years 35 weeks ago – Made popular 5 years 35 weeks ago
Category: Microcontrollers   Tags:

IoT Based Air Pollution Monitoring using NodeMCU

https://quartzcomponents.com

In this project, at first, we will be knowing about the MQ135 sensor and its internal circuit. Later we will be building an air pollution monitoring system using nodeMCU and MQ 135 gas sensor and interface an LCD (16X2) display to nodeMCU, to show the pollution content value.

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Created by Jayant 5 years 40 weeks ago – Made popular 5 years 40 weeks ago
Category: Microcontrollers   Tags:

Inventory Management System using IoT

https://iotdesignpro.com

Here we make an IoT enabled inventory management system using an Ultrasonic Sensor, NodeMCU ESP8266, and ThingSpeak cloud platform. In this system Ultrasonic sensor is used to count the number of products stored in a rack, ThingSpeak is used for live monitoring of data, and IFTTT is used to send a mail whenever the products count goes below the user-defined criteria.

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Created by Jayant 6 years 7 weeks ago – Made popular 6 years 7 weeks ago
Category: Microcontrollers   Tags:

Smart Agriculture System with IoT

https://www.hackster.io

Way of Irrigating the land with the use of IoT solution and it notify landowner when the percentage of moisture levels decreases below 30%.

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Created by Jayant 6 years 7 weeks ago – Made popular 6 years 7 weeks ago
Category: Microcontrollers   Tags:

Temperature and Humidity Monitoring using ThingSpeak & ESP8266

https://iotdesignpro.com

In this project, we are going to send Temperature and Humidity sensor data to Thingspeak using DHT11. By this method we can monitor our DHT11 sensor’s temperature and humidity data over internet using ThingSpeak IOT server, and we can view the logged data and graph over time on the ThingSpeak dashboard.

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Created by Jayant 6 years 25 weeks ago – Made popular 6 years 25 weeks ago
Category: Microcontrollers   Tags:

ST10R165 Datasheet

http://datasheetlookup.com

The ST10R165 is a new derivative of the SGS-THOMSON ST10 family of full fea-tured single-chip CMOS microcontrollers. It combines high CPU performance (up to10 million instructions per second) with high peripheral functionality and enhancedIO-capabilities

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Created by Jayant 6 years 47 weeks ago – Made popular 6 years 47 weeks ago
Category: Microcontrollers   Tags:

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