DIYables-MicroPython-4Digit7Segment-74HC595 0.1.0

MicroPython library for 4-digit 7-segment display with 74HC595 shift register. Supports ESP32, Raspberry Pi Pico, Arduino Nano ESP32, Arduino Nano R1 WiFi.

DIYables_MicroPython_4Digit7Segment_74HC595

MicroPython library for 4-digit 7-segment LED display driven by 74HC595 shift register. Supports 4 decimal point dots.

Product Link: DIYables 4-Digit 7-Segment Display LED 74HC595 Driver with 4 Dots

Features

• Display integers (-999 to 9999)
• Display floats with automatic or manual decimal places
• 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 dot separator
• Individual dot/decimal point control for all 4 digits
• String display with inline dots
• Automatic display refresh using hardware Timer (no manual refresh needed)
• Common anode and common cathode support

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 74HC595
• Raspberry Pi Pico - 4-Digit 7-Segment Display 74HC595

References

• DIYables 4-Digit 7-Segment Display 74HC595 Library References

Installation

You can install this library from PyPI using mpremote:

mpremote mip install DIYables-MicroPython-4Digit7Segment-74HC595

Or install via pip and copy to your board:

pip install DIYables-MicroPython-4Digit7Segment-74HC595

Documentation

• Library Reference - Full API documentation with examples
• Examples - Ready-to-run example scripts

Examples

Example	Description
example_integer.py	Display integers with optional zero-padding
example_float.py	Display floats with auto/manual decimal places
example_text_and_degree.py	Display text, degree symbol, and temperature
example_time.py	Display time with blinking dot separator
example_blink.py	Blink integers, floats, and text using off()/on()