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#include "project.h"
#define LED_PERIOD 1000
static int led_on = 0;
static int led_cycle = 0;
void
led_init (void)
{
gpio_set_mode (GPIOA, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO9);
gpio_set (GPIOA, GPIO9);
}
void
led_blink (void)
{
gpio_set (GPIOA, GPIO9);
led_on = 50;
}
void
led_tick (void)
{
if (led_on)
{
led_on--;
if (!led_on)
gpio_clear (GPIOA, GPIO9);
}
led_cycle++;
if (led_cycle == LED_PERIOD)
{
led_cycle = 0;
if (have_key && locked)
led_on = 50;
if (have_key && !locked)
led_on = 500;
if (!have_key)
led_on = 1000;
gpio_set (GPIOA, GPIO9);
}
}
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