DIYables-MicroPython-4Digit7Segment-TM1637 1.0.1

MicroPython library for 4-digit 7-segment display with TM1637 driver IC. Supports colon separator. Supports ESP32, Raspberry Pi Pico, Arduino Nano ESP32, Arduino Nano R1 WiFi.

DIYables_MicroPython_4Digit7Segment_TM1637

MicroPython library for 4-digit 7-segment LED display driven by TM1637 driver IC. Supports colon separator for clock display.

Product Link: DIYables 4-Digit 7-Segment Display LED TM1637 Driver with Colon Separator

Features

• Display integers (-999 to 9999)
• Display alphabetic characters (A-U, Y)
• Display special characters (degree °, dash -, underscore _)
• Zero-padding support
• Temperature display with degree symbol (°C / °F)
• Time display (HH:MM) with blinking colon separator
• Colon separator control
• String display with inline dots
• 8-level brightness control (0-7)
• No Timer or refresh loop needed (TM1637 has built-in display memory)
• 2-wire interface (CLK + DIO)

Tested Hardware

Board	Tested
ESP32	✅
Raspberry Pi Pico	✅
DIYables ESP32 Development Board	✅
DIYables ESP32 S3, Uno-form factor	✅
Arduino Nano ESP32	Not yet, expected to work
Arduino Giga R1 WiFi	Not yet, expected to work
Other MicroPython boards	Not yet, expected to work

Tutorials

• ESP32 MicroPython - 4-Digit 7-Segment Display TM1637
• Raspberry Pi Pico - 4-Digit 7-Segment Display TM1637

References

• DIYables 4-Digit 7-Segment Display TM1637 Library References

Installation

You can install this library from PyPI using mpremote:

mpremote mip install DIYables-MicroPython-4Digit7Segment-TM1637

Or install via pip and copy to your board:

pip install DIYables-MicroPython-4Digit7Segment-TM1637

Documentation

See DIYables_MicroPython_4Digit7Segment_TM1637 Library Reference for the complete API documentation including all constructors, methods, and constants.

Examples

Example	Description
example_integer.py	Display integers with optional zero-padding
example_text_and_degree.py	Display text, degree symbol, and temperature
example_time.py	Display time with blinking colon separator
example_individual_digits.py	Set individual digits, characters, and colon
example_blink.py	Blink integers and text using off()/on()