#include <stdio.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/gpio.h" 
//declaring the function

void printbin8(uint8_t valu);
//calling the definition function
void dec();
//creating an array to declare the pins
int LEDs[8] = {40,39,38,37,36,35,0,45}; 
//defining the gpio pins
void app_main() { 
 dec();
    //initializing the unsigned integer ‘count’ to 0 
  uint8_t count = 0; 
  while (1) { 
// calls the printbin8 function 
printbin8(count); 
//counts up by one
count++; 
 vTaskDelay(2000 / portTICK_PERIOD_MS); // Delay for 500 milliseconds 
 } 
}
  /*function name- printbin8
   *description -  prints out the binary value in a for loop
   *return type- returns nothing
   *parameters-valu
  */
  //defining the function
  void printbin8(uint8_t valu) { 
    printf("The value of %i in binary is: 0b", valu); // Use %u for uint8_t 
    for (int i = 7;i >= 0;i--) {  
      //prints the current value
     printf("%i",(valu >> i) & 1);
     //It turns the leds on sequentially
      gpio_set_level(LEDs[i],(valu >> i) & 1);
    } 
  printf("\n"); 
}
void dec(){
    for(uint8_t w=0; w<7; w++){
  //setting the directions
gpio_set_direction(LEDs[w], GPIO_MODE_OUTPUT);
    }
}