/*
TM1637 Display Test

Wiring :
Display         Arduino
CLK     ---->     9
DIO     ---->    10
VCC     ---->     5V
GND     ---->    GND

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*/


#include <TM1637Display.h>

// define the connections pins
#define CLK 9
#define DIO 10

// create a display object of type TM1637Display
TM1637Display display = TM1637Display(CLK, DIO);

// an array that sets individual segments per digit to display the word "dOnE"
const uint8_t done[] = {
  SEG_B | SEG_C | SEG_D | SEG_E | SEG_G,         // d
  SEG_C | SEG_D | SEG_E | SEG_G,                 // o
  SEG_C | SEG_E | SEG_G,                         // n
  SEG_A | SEG_B | SEG_D | SEG_E | SEG_F | SEG_G  // e
};

// degree celsius symbol
const uint8_t celsius[] = {
  SEG_A | SEG_B | SEG_F | SEG_G,  // Degree symbol
  SEG_A | SEG_D | SEG_E | SEG_F   // C
};

void setup() {
  display.clear();
  display.setBrightness(7); // set the brightness to 7 (0:dimmest, 7:brightest)
}

void loop() {
  // show counter 0-9
  int i;
  for (i = 0; i < 10; i++) {
    //void TM1637Display::showNumberDec(int num, bool leading_zero, uint8_t length, uint8_t pos)
    display.showNumberDec(i + i*10 + i*100 + i*1000);
    delay(500);
  display.clear();
  }

  // displayed 15:30
  // void TM1637Display::showNumberDecEx(int num, uint8_t dots, bool leading_zero,
  //                                  uint8_t length, uint8_t pos)
  display.showNumberDecEx(1530, 0b11100000, false, 4, 0);
  delay(2000);
  display.clear();

  // displayed 23°C
  int temperature = 25; // or read from temperature sensor
  display.showNumberDec(temperature, false, 2, 0);
  //void TM1637Display::setSegments(const uint8_t segments[], uint8_t length, uint8_t pos)
  display.setSegments(celsius, 2, 2);
  delay(2000);
  display.clear();

  // displayed letters: dOnE
  display.setSegments(done);
  delay(2000);
  display.clear();
}