Raspberry Pi, ESP32 & Arduino Tutorials

Build an Arduino Nano PCA9685 6-DOF robotic arm with MG90S servos, joystick control, and an OLED angle display using parts from ShillehTek.

Build an Arduino Nano vehicle data logger using an MPU6050, NEO-6M GPS, and microSD to record GPS, speed, and G-forces for analysis...

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

Build an Arduino Nano INMP441 audio spectrum visualizer that drives a MAX7219 32x8 LED matrix using FFT, using parts available from ShillehTek.

Build an Arduino Nano DS3231 sunrise alarm clock with an LED fade-in, relay control, and OLED display for a gentler wake-up, using...

Build an Arduino Nano DS18B20 relay fermentation controller to hold stable yogurt or sourdough temperatures using an insulated chamber and heating pad...

Build an Arduino Nano DS3231 pill dispenser with servo indexing, buzzer alerts, and an SSD1306 OLED so scheduled doses are easier to...

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

Build an Arduino Nano IR obstacle filament run-out sensor with buzzer alarm and optional Klipper/Marlin pause so prints stop when filament is...

Build an ESP32 + ADS1115 multi-plant soil monitor that reads 4 moisture sensors and serves live Wi-Fi dashboard values for easier watering...

Build an Arduino Nano RC522 RFID cat door that unlocks a servo latch only for allowed tags, giving secure pet access without...

Build an ESP32-CAM bird feeder that uses a PIR sensor to snap photos and an HX711 load cell to log seed weight...