Let’s see how to connect the LCD module to Arduino. For that first, connect the VSS to the GND and VDD to the 5V. To use the LCD backlight, connect the backlight Anode to the 5V and connect the ...

Circuit Connections: To connect NeoPixels Strip to Arduino Mega simply connect Arduino 5V pin to NeoPixel’s 5V pin and Mega’s GND to NeoPixel’s GND and then connect NeoPixel DI pin (data in) to ...

Backlight (Optional): Connect the LCD’s A (anode) pin to 5V via a 220Ω resistor. Connect the LCD’s K (cathode) pin to GND. Control Pins: Connect RS (pin 4 on the LCD) to a digital pin on the Arduino ...

RFID Module (RC522): RFID Pin Arduino Pin SDA D10 SCK D13 MOSI D11 MISO D12 IRQ Not Connected GND GND RST D9 3.3V 3.3V. Servo Motor: Servo Pin Arduino Pin Signal D6 VCC 5V GND GND. LCD (I2C): LCD Pin ...

I connected the LCD display according to a slightly modified design of Arduino's tutorial, with LCD VSS to ground, LCD VCC to power, LCD RS pin to digital pin 7, LCD Enable pin to digital pin 6 ...