#include "project.h"

#define LED (GPIO6)
#define LED_PORT GPIOA


static unsigned led_ms;

void
led_init (void)
{

  MAP_OUTPUT_PP (LED);
}


void
led_clear (void)
{
  SET (LED);
}

void
led_set()
{
  CLEAR (LED);
}

void led_blink (unsigned ms)
{
  led_set();
  led_ms = ms;
}


void
led_tick (void)
{
  if (!led_ms) return;

  led_ms--;

  if (!led_ms) led_clear();

}