README.md

74HC595 4-Digit 7-Segment Display Library for Arduino - DIYables_4Digit7Segment_74HC595

This library is designed for Arduino, ESP32, ESP8266... to control the 74HC595 4-Digit 7-Segment Display LED module, which has 4 dots.

Product Link

74HC595 4-Digit 7-Segment Display Module

Features

• High-Level: Displaying Integer with the zero-padding option, supporting the negative number
• High-Level: Displaying Float with the decimal place, zero-padding options, supporting the negative number
• Low-Level: Displaying numeric characters digit-by-digit
• Low-Level: Displaying non-numeric characters digit-by-digit, including:
  • - (dash)
  • _ (underscore)
  • ° (degree)
  • C
  • E
  • F
• Low-Level: Displaying dot (decimal place) digit-by-digit

Available Functions

• DIYables_4Digit7Segment_74HC595(int sclk, int rclk, int dio);
• void printInt(int number, bool zero_padding);
• void printFloat(float number, int decimal_place, bool zero_padding);
• void clear();
• void setDot(int pos);
• void setNumber(int pos, int value);
• void setChar(int pos, SegChars value);
• void show();
• void loop();

Available Examples

• DisplayInteger
• DisplayFloat
• DisplayTemperature

References

• DIYables_4Digit7Segment_74HC595 Library Reference

Tutorials

• Arduino - 74HC595 4-Digit 7-Segment Display
• ESP32 - 74HC595 4-Digit 7-Segment Display
• ESP8266 - 74HC595 4-Digit 7-Segment Display

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