Arduino Nano INA219: Measure Voltage, Current, Power | ShillehTek
Build an Arduino Nano INA219 wattmeter to read voltage, current, and power over I2C for accurate low-current monitori...
Arduino Nano HC-05: Bluetooth Robot Car Control | ShillehTek
Build an Arduino Nano robot car using an HC-05 Bluetooth module and L298N motor driver for phone control, including w...
ESP32 DHT22: Automate Greenhouse Fan and Pump | ShillehTek
Build an ESP32 smart greenhouse using a DHT22, soil moisture sensor, and 2-channel relay to automatically run a fan a...
Arduino IR Obstacle Sensor: Blink LED on Detect | ShillehTek
Build an Arduino IR obstacle sensor trigger that blinks the onboard LED and prints Serial alerts using a simple HIGH/...
Arduino PCF8574: Add 8 GPIO Pins Over I2C | ShillehTek
Build an Arduino PCF8574 I2C GPIO expander project to drive 8 LEDs using only SDA and SCL, freeing pins for bigger bu...
Arduino Pro Mini CP2102: Flash and read serial | ShillehTek
Flash an Arduino Pro Mini with a CP2102 USB-to-TTL adapter, then read Serial output for fast debugging on USB-less bo...
Arduino Nano SG92R Servo: Smooth 0-180 Sweep | ShillehTek
Build an Arduino Nano SG92R servo sweep (0 to 180 degrees) in minutes using the Servo library, with wiring guidance a...
Arduino RC522: Read RFID Card UIDs via SPI | ShillehTek
Build an Arduino RC522 RFID reader project that reads MIFARE card and key fob UIDs over SPI, with simple wiring and S...
Arduino Nano DHT22: Log Temp and Humidity to Serial | ShillehTek
Build an Arduino Nano DHT22 temperature and humidity logger that prints stable readings to Serial every 2 seconds usi...
Arduino Nano MPU9250 IMU: Stream 9-Axis Data | ShillehTek
Wire an Arduino Nano to an MPU9250 IMU and stream 9-axis accel, gyro, and compass data over Serial for fast motion an...
Arduino Nano BMP280: Stream Serial Readings | ShillehTek
Wire a BMP280 to an Arduino Nano and stream live pressure, temperature, and altitude to the Serial Monitor using I2C ...
Arduino MAX30102: Stream Heart Rate to Serial | ShillehTek
Build an Arduino MAX30102 pulse oximeter project that streams live heart rate (BPM) to Serial Monitor over I2C using ...