P3.91 Internal Screen 25 * 25 cm

Description

What is the P3.91 Internal Screen? The P3.91 Internal Screen is an LCD screen with a resolution of 64×64 pixels designed for use in electronic projects, particularly with Arduino. Features Dimensions: 25 x 25 cm Resolution: 64 x 64 pixels Type: Internal Screen SKU: ARD0012039 Price: €28.51 What is it used for? This LCD screen is ideal for creating simple user interfaces in Arduino projects, displaying information such as time, sensor data or text messages. Its size and resolution make it suitable for small-scale projects like timers, info displays or control panels. Tutorial How to use P3.91 Internal Screen 25 * 25 cm This compact but powerful LCD screen is perfect for Arduino projects and simple user interfaces, suitable for beginners and intermediate users. What you need Arduino FPC cable Pull-up resistor LiquidCrystal_I2C library Steps Check the datasheet specifications Connect the screen to Arduino via FPC cable Mount a pull-up resistor between VCC and GND Install the LiquidCrystal_I2C library Write code to initialise the screen Display text or numbers Add control functions Verify connections and code Example Code “` #include LiquidCrystal_I2C lcd(0x27, 16, 2); void setup() { lcd.init(); } void loop() { lcd.backlight(); lcd.print(“Welcome to “); lcd.setCursor(0, 1); lcd.print(“Arduino!”); } “` Mini-project Create a simple timer on P3.91 in 30 minutes Common mistakes Incorrectly connecting pins Omitting the pull-up resistor Not installing the LiquidCrystal_I2C library Writing code with syntax errors Recommended accessories Arduino Uno FPC cable Pull-up resistor 10kΩ LiquidCrystal_I2C library Frequently Asked Questions How can I control the display content? Use `lcd.print()` to display text or numbers. Which pins should I use? Follow the datasheet specifications for FPC pin connections. Why do I need a pull-up resistor? To avoid electrical stability issues. What other projects can I do? Create temperature displays, timers or counters.