TM74 LED Driver

Arduino library for 4-Bit LED Digital Tube Module with two 74HC595D-chip

Usage

// A0   A1   A2   5V  GND//  |    |    |    |   |// SCLK RCLK DIO  VCC GND// SCLK, RCLK and DIO - control pins for this module// VCC - 5V pin// GND - zero pin#include"TM74.h"#defineSCLK A0 #defineRCLK A1 #defineDIO  A2TM74disp(SCLK, RCLK, DIO);constuint8_t useDot =0x1;voidloop() {// fill segment dataconst Segment segs[4] = {Segment('1'),// 4 displaySegment('1'),// 3 displaySegment('2', useDot),// 2 display with enabled dot indicationSegment('3')// 1 display    };// send data to module    disp.writeSegments(segs,sizeof(segs) /sizeof(Segment));}

Symbols support for using in Segment

'0','1','2','3','4','5','6','7','8','9''A','b','C','d','E','F''°'// (degree)'-'// (minus)

Examples

Tested on