#include "stm32c0-memory-map.h"

#define GPIOAEN (1 << 0)
#define GPIOA_PIN5  (1 << 5)


int main(void)
{ 
  // Intitailization

  // Enable clock for GPIOA
  RCC_IOPENR |= GPIOAEN;

  GPIOA_MODER |= (1 << 10);
  GPIOA_MODER &= ~(1 << 11);
  
  while(1)
  {
    // Set portA pin5 as output.
    GPIOA_ODR ^= GPIOA_PIN5;
    // Delay
    for(int i = 0; i <= 1000000; i++);
    

  }
  return 0;
}