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 DS3231 RTC: Schedule Servo Pet Feeder | ShillehTek
Build an Arduino Nano DS3231 RTC pet feeder that dispenses on a schedule with a servo, buzzer alerts, and a manual ov...
Arduino TCS3200: Build a Color-Sorting Machine | ShillehTek
Build an Arduino Nano TCS3200 color-sorting machine that reads candy colors and rotates a servo to route each piece i...
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 DS3231 RTC: OLED Alarm Clock with Buzzer | ShillehTek
Build an Arduino DS3231 RTC alarm clock with an SSD1306 OLED and buzzer for accurate, battery-backed timekeeping and ...
Arduino Nano DS18B20: Build a Sous-Vide Controller | ShillehTek
Build an Arduino Nano DS18B20 sous-vide controller with a relay to hold a water bath near your setpoint for consisten...
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 TXS0108E: Safe 3.3V to 5V Level Shifting | ShillehTek
Build a safe 3.3 V to 5 V interface using an Arduino and the TXS0108E 8-channel level shifter, protecting 3.3 V devic...
Arduino Nano MG995 Servo: High-Torque Position Control | ShillehTek
Build Arduino Nano control for an MG995 high-torque metal-gear servo using an external 5V supply and shared ground fo...