1 files changed, 23 insertions, 17 deletions
diff --git a/app/led.c b/app/led.c
index ddbbc34..dfa343e 100644
--- a/app/led.c
+++ b/app/led.c
@@ -1,7 +1,10 @@
 #include "project.h"
 
+#define LED_PERIOD 1000
+
+static int led_on = 0;
+static int led_cycle = 0;
 
-static int led = 0;
 
 void
 led_init (void)
@@ -17,34 +20,37 @@ void
 led_blink (void)
 {
   gpio_set (GPIOA, GPIO9);
-  led = 50;
+  led_on = 50;
 }
 
 void
 led_tick (void)
 {
 
-#if 0
-  if (led)
+  if (led_on)
     {
-      led--;
-      if (!led)
+      led_on--;
+      if (!led_on)
         gpio_clear (GPIOA, GPIO9);
     }
-#else
-  static int c;
 
-  c++;
-  if (c > 1000)
+  led_cycle++;
+
+  if (led_cycle == LED_PERIOD)
     {
-      led ^= 1;
-      if (led)
-        gpio_set (GPIOA, GPIO9);
-      else
-        gpio_clear (GPIOA, GPIO9);
+      led_cycle = 0;
+
 
 
-      c = 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);
+
     }
-#endif
+
 }