Overview 📝 The 1602 LCD Module is a high-quality 16-character by 2-line Alphanumeric display. It is the most common display used by engineering students and hobbyists across Pakistan. Utilizing the industry-standard HD44780 controller, it is incredibly easy to interface with any microcontroller. Whether you need to display sensor data or system status, this clear, high-contrast screen is the perfect solution.
Key Features ✨
Large Display Format: Shows 16 characters per row across 2 rows (32 characters total).
Built-in Controller: Uses the standard HD44780 or equivalent, making it compatible with the standard Arduino
LiquidCrystallibrary.Adjustable Contrast: Easily change the text visibility using a 10k potentiometer. 🛠️
Backlight Options: Available in Blue (White text) or Green (Black text) to suit your project’s aesthetic.
Technical Specifications ⚙️ | Feature | Specification | | :— | :— | | Model | 1602A / LCD1602 | | Operating Voltage | 5V DC | | Current (No Backlight) | 1.0mA to 3.0mA | | Backlight Current | 120mA (Max) | | Interface | 4-bit or 8-bit Parallel (I2C via optional module) | | Character Matrix | 5 x 8 Dots | | Module Size | 80mm x 36mm x 12.5mm |
Common Projects for Students 🎓
Digital Thermometer: Display real-time temperature from a DHT11 or LM35 sensor. 🌡️
Smart Door Lock: Show “Access Granted” or “Enter Password” for keypad-based security projects. 🔑
Clock & Calendar: Create a digital clock using a DS3231 RTC module. ⏰
Distance Meter: Pair with an Ultrasonic HC-SR04 to show distance in cm/inches. 📏
Pro Tip: To save pins, we highly recommend using the I2C Serial Interface Adapter with this LCD. It reduces the connection from 16 pins down to just 4 pins (SDA, SCL, VCC, GND)!
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