ESP32 Tutorials

Build an ESP32 SD card CSV data logger with optional DS3231 timestamps for reliable offline sensor logging when WiFi ...

Build an Arduino Nano MQ-2 gas and smoke alarm with a buzzer threshold alert, plus optional OLED readout and ESP32 Wi...

Compare ESP32 wiring and real-world behavior for LD2410 mmWave presence radar vs RCWL-0516 Doppler motion, so you cho...

Build an ESP32 LVGL touchscreen smart switch UI with relay control, a DHT22 temperature gauge, and MQTT updates for H...

Build an ESP32 + HLK-LD2410 mmWave bedroom occupancy sensor for reliable still-presence detection and Home Assistant ...

Build an ESP32 smart light using the HLK-LD2410 mmWave presence radar to keep lights on while you sit still, with rel...

Build a solar-powered ESP32 weather station with a BME280 sensor, deep sleep, and cloud posting for reliable off-grid...

Build an ESP32 capacitive soil moisture smart plant monitor that waters only when dry, supports deep sleep battery li...

Build an Arduino WS2812B LED strip that reacts to music using a KY-037 mic module, with VU meter and beat effects, us...

Benchmark Arduino Nano vs ESP8266 vs ESP32 vs STM32F103 using the same loop test to compare real-world integer and fl...

Build ESP32 BH1750 motorized Wi-Fi blinds control with a 28BYJ-48 stepper and ULN2003, plus optional light-based auto...

Build an ESP32 + MPU6050 wrist-worn sleep tracker that logs motion all night and plots deep sleep vs REM from activit...