#include <stdio.h>
#include <stdint.h>

void funktion1(uint16_t* arr1, uint16_t* arr2, uint8_t length)
{
  for(uint8_t x=0; x<length; x++)
  {
    arr2[x] = arr1[x] / 2;
    printf("arr1[%d]: %d     arr2[%d]: %d\r\n", x, arr1[x], x, arr2[x]);
  }
}

void funktion(void)
{
  uint16_t arr1[10] = {0};
  uint16_t arr2[10] = {0};
  for(uint8_t x=0; x<10; x++)
  {
    arr1[x] = 100;
  }
  funktion1(&arr1[0], &arr2[0], 10);
  for(uint8_t x=0; x<10; x++)
  {
    printf("arr1[%d]: %d     arr2[%d]: %d\r\n", x, arr1[x], x, arr2[x]);
  }
}

int main()
{
  funktion();
  return 0;
}