4-Digits 7-Segment LED Display Module (TM1637)

The 4-Digits 7-Segment LED Display Module (TM1637) is a compact and easy-to-use numeric display module that allows you to display numbers and basic characters using only two microcontroller pins. It is based on the TM1637 driver IC, which handles multiplexing and simplifies the control of four 7-segment digits. This module is widely used with Arduino, ESP32, ESP8266, and other microcontrollers for displaying time, counters, and sensor values.

Features:

• 4-Digit Display: Displays up to four numeric digits simultaneously
• TM1637 Driver IC: Simplifies control using built-in multiplexing
• 2-Wire Interface: Uses only CLK and DIO pins for communication
• Bright LED Display: Clear and visible numeric output
• Adjustable Brightness: Software-controlled brightness levels
• Low Pin Usage: Requires minimal microcontroller GPIO pins
• Easy Integration: Simple wiring and library support
• Compact Design: Suitable for embedded and DIY projects

Specifications:

• Display Type: 7-segment LED
• Number of Digits: 4 digits
• Driver IC: TM1637
• Interface: 2-wire serial interface (CLK, DIO)
• Operating Voltage: 3.3V – 5V DC
• Current Consumption: Low to moderate depending on brightness
• Brightness Levels: Adjustable via software (typically 8 levels)
• Display Color: Commonly red (other variants available)
• Dimensions: Compact PCB module with 4-digit display