TM1637 Display 7Seg 4Digit Reloj Led

Descripción

Módulo con 4 dígitos de 7 segmentos, de color rojo y muy alta luminosidad, para aplicaciones con microcontroladores. El dispositivo está basado en el circuito TM1637. Control a través de bus TWI (two signal interface), con solamente 2 líneas de comunicación serial síncrona.

• Librería github
• Tutorial seeedstudio

Código ejemplo:

#include "TM1637.h"

#define CLK 39 //pins definitions for TM1637 and can be changed to other ports
#define DIO 38
TM1637 _tm1637(CLK,DIO);

void setup(){
    _tm1637.init();
    _tm1637.set(BRIGHT_TYPICAL);//BRIGHT_TYPICAL = 2,BRIGHT_DARKEST = 0,BRIGHTEST = 7;
}
void loop(){
    int8_t NumTab[] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};//0~9,A,b,C,d,E,F
    int8_t ListDisp[4];
    unsigned char i = 0;
    unsigned char count = 0;
    delay(150);
    while(1){
        i = count;
        count ++;
        if(count == sizeof(NumTab)) count = 0;
        for(unsigned char BitSelect = 0;BitSelect < 4;BitSelect ++){
            ListDisp[BitSelect] = NumTab[i];
            i ++;
            if(i == sizeof(NumTab)) i = 0;
        }
        _tm1637.display(0,ListDisp[0]);
        _tm1637.display(1,ListDisp[1]);
        _tm1637.display(2,ListDisp[2]);
        _tm1637.display(3,ListDisp[3]);
        delay(300);
    }
}