TM1638 LED Display & Keypad Module – 8-Digit 7-Segment, 8 LEDs, 8 Keys

🔲 TM1638 LED Display & Keypad Module – 8-Digit 7-Segment, 8 LEDs, 8 Keys

The TM1638 Module is an all-in-one input and output interface board that combines 8 seven-segment LED displays, 8 individual LEDs, and 8 tactile push buttons — all controlled using the onboard TM1638 driver IC. It requires just three GPIO pins for full functionality, making it ideal for Arduino, ESP32, STM32, and Raspberry Pi projects.

This module is perfect for building interactive user interfaces, such as digital counters, keypads, scoreboards, menu systems, and sensor displays, all in a compact footprint.

✅ Key Features:

• 🧠 Driver IC: TM1638

• 📟 Display: 8-digit 7-segment red LED display

• 🔴 LED Indicators: 8 individual red LEDs

• 🎛️ Buttons: 8 tactile push buttons (input keys)

• 🔌 Interface: 3-wire serial (STB, CLK, DIO)

• ⚡ Voltage Compatibility: 5V logic (can work with 3.3V MCUs using level shifting)

• 📐 Board Dimensions: Approx. 75mm x 50mm

• 🔩 Mounting Holes: For easy installation in enclosures or panels

🔧 Applications:

• Control panels and digital dashboards

• Sensor data monitoring with input control

• Numeric menu navigation and selection

• DIY scoreboards or timers

• Simple games and training devices

• Microcontroller learning and prototyping

🔗 Why Choose the TM1638 Module?

The TM1638 module offers a cost-effective and space-saving way to add both user input and real-time numeric display to your embedded project. Supported by TM1638 libraries in Arduino IDE and other platforms, the module simplifies the programming process while offering full control over each segment, LED, and button.

It’s widely used in education, robotics, IoT dashboards, and maker projects where interaction and feedback are needed.

📦 Package Includes:

• 1 x TM1638 LED & Key Module

• Optional: Jumper wires or headers (based on stock)