blink_rocket: working with just one rocket

epicardium/modules/leds.c

@@ -146,29 +146,29 @@ int epic_leds_get_rocket(int led)
 	return ret;
 }
 
-static TimerHandle_t blink_timer[NUM_ROCKETS];
+static TimerHandle_t blink_timer = NULL;
 
 void bTimerCallback(TimerHandle_t blink_timer)
 {
     uint32_t id = (uint32_t) pvTimerGetTimerID(blink_timer);
-    epic_leds_set_rocket(id, 0);
+    epic_leds_set_rocket(0, 0);
 }
 
 void epic_leds_blink_rocket(int led, uint8_t value, int millis)
 {
         int ticks = millis * (configTICK_RATE_HZ / 1000);
         int32_t id = led;
-        if (blink_timer[id] == NULL) {
-            blink_timer[id] = xTimerCreate(
+        if (blink_timer == NULL) {
+            blink_timer = xTimerCreate(
                     "blinktimer",
                     ticks,
                     pdFALSE,
-                    (void*) id,
+                    0,
                     bTimerCallback
             );
         } else {
-            epic_leds_set_rocket(led, value);
-            xTimerChangePeriod(blink_timer[id], ticks, 0);
+            epic_leds_set_rocket(0, value);
+            xTimerChangePeriod(blink_timer, ticks, 0);
         }
 }
 void epic_set_flashlight(bool power)