Grove - 4-Digit Display

The Grove 4-Digit Display is a compact red LED module that makes it easy to present numeric or limited alphanumeric data. Powered by a TM1637 chip, the display uses only two digital pins, allowing students to use remaining I/O for other components. This efficient, easy-to-read display is ideal for timers, counters, clocks, and live data feedback.

Educational Benefits:

• Demonstrates use of digital displays and shift registers.
• Encourages real-world interface development.
• Supports lessons in time, counters, and input/output logic.
• Reinforces efficient use of digital pins in project builds.

Classroom Ideas:

• Build a digital countdown timer for science experiments.
• Show live sensor readings (e.g., temperature or humidity).
• Create a score display for classroom quiz competitions.
• Use as a stopwatch in PE or STEM challenges.

Specifications:

• 4-digit red LED display
• Powered by TM1637 IC
• Only two Grove-compatible digital pins required
• 8 brightness levels configurable
• Ideal for time, measurement, and display applications