#include <stdio.h>
#include "pico/stdlib.h"
#include "pico/cyw43_arch.h"

// defining LEDs of segments
#define A_SEG 0


/*int bits[] = {0x01, 0x4f, 0X12, 0x06, 0x4c,
              0x24, 0x20, 0x0f, 0x0, 0x0c,
              0x08, 0x60, 0x31, 0x42, 0x30,
              0x38};*/

int bits[] = {0b1000000, 0b1111001, 0b0100100, 0b0110000, 0b0011001,
              0b0010010, 0b10, 0b1111000, 0b0, 0b0011000,
              0b0001000, 0b11, 0b1000110, 0b0100001,
              0b0000110, 0b0001110};

int c = 0;
int bit_mng; 

int main() {
  stdio_init_all();

  const uint8_t pulsador = 28; // or use #define 

  gpio_init(pulsador);
  gpio_set_dir(pulsador, GPIO_IN);

  // This is to avoid the need to define
  // each LED one by one
  for (int gpio = A_SEG; gpio < A_SEG + 7; gpio++) {

    gpio_init(gpio);
    gpio_set_dir(gpio, GPIO_OUT);
    gpio_set_outover(gpio, GPIO_OVERRIDE_NORMAL);

  }
  
  //int bit_mng = bits[c]

  while (true) {
    //printf("Hello, Wokwi!\n");
    // sleep_ms(250);
    
    // for (int cnt=0; cnt<=15; cnt++) {
    // since it's pull down, no need to negate
    // the gpio
   
    if (gpio_get(pulsador)) {
      
      if (c == 15) {
        c = 0;
      
      } else {
        c++;
      }

      gpio_clr_mask(bit_mng);

    }
   
    bit_mng = bits[c];
     
    //bit_mng = bits[c]; // << A_SEG;     
    // this is needed, if persay the first
    // segment starts at GP1 instead of GP0
    // so we shift to the left that
    // everything is in order
    
    gpio_set_mask(bit_mng);
    sleep_ms(300);
    
  }

}