Master ESP32 CAM currency recognition with our Arduino guide. Step-by-step: Edge Impulse training, circuit setup, code deployment for Indian note detection.
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ESP32 CAM Currency Recognition: Edge AI Arduino Tutorial
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SMS Alert System with Seeed Studio XIAO ESP32 & HC-SR04 Sensor
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Build a WiFi-based SMS alert system using Seeed Studio XIAO ESP32 and HC-SR04 sensor. Send real-time notifications via free API—no GSM module needed. Complete tutorial with code.
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Interfacing Raspberry Pi Pico RTC DS3231 : Easy Setup Guide & Code
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Learn to interface the Raspberry Pi Pico RTC DS3231 using Arduino IDE. Build an accurate digital clock with 16x2 I²C LCD. Includes circuit diagram, code & troubleshooting.
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Smart Energy Meter Using IoT with MQTT Dashboard & Alerts
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Build an IoT-based smart energy meter using ESP32 & PZEM-004T. Real-time monitoring via the MQTT dashboard, SMS alerts for abnormal conditions. Complete circuit & code included.
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Build Your Own ESP32 AI Voice Assistant with MCP Integration
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Build an intelligent ESP32 AI voice assistant using Xiaozhi framework. Includes PCB design, hardware assembly, 3D enclosure, and MCP integration for smart home control.
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Build GPS Tracker with XIAO ESP32-S3: Geofence & SMS Alerts
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Create a Wi-Fi GPS tracker using Seeed Studio XIAO ESP32-S3 & Neo-6M module. Features geofencing, SMS alerts, offline storage. No SIM card needed. Free GeoLinker tracking!
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STM32 Precision Digital Micro Current Meter - Complete Build
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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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Build an ESP32 Text to Speech Offline System
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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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Build a Smart Traffic Management System Using IoT
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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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ESP32 Offline Voice Recognition Using Edge Impulse
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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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