initial try blink_rocket

epicardium/epicardium.h

@@ -100,6 +100,7 @@ typedef _Bool bool;
 #define API_LEDS_CLEAR_ALL         0x6d
 #define API_LEDS_GET_ROCKET        0x6e
 #define API_LEDS_GET               0x6f
+#define API_LEDS_BLINK_ROCKET      0x72
 
 #define API_VIBRA_SET              0x70
 #define API_VIBRA_VIBRATE          0x71
@@ -613,6 +614,19 @@ API(API_LEDS_SET, void epic_leds_set(int led, uint8_t r, uint8_t g, uint8_t b));
  */
 API(API_LEDS_GET, int epic_leds_get_rgb(int led, uint8_t * rgb));
 
+/**
+ * Set one of the rockets to blink for a certain time.
+ *
+ * :c:func:`epic_leds_blink_rocket` will set a timer for blinking of the rocket.
+ *
+ * :param int led: Number of rocket to let blink
+ * :param uint8_t value:  brightness of the 'on'-state of this rocket ( 0 < value < 32)
+ * :param int millis:  time in milliseconds the rocket should be 'on'
+ *
+ * .. versionadded:: 1.??
+ */
+API(API_LEDS_BLINK_ROCKET, void epic_leds_blink_rocket(int led, uint8_t valiue, int millis));
+
 /**
  * Set one of card10's RGB LEDs to a certain color in HSV format.
  *

epicardium/modules/leds.c

 #include "leds.h"
 #include "pmic.h"
 #include "FreeRTOS.h"
+#include "timers.h"
 #include "task.h"
 #include "epicardium.h"
 #include "modules.h"
@@ -10,6 +11,7 @@
 //TODO: create smth like vTaskDelay(pdMS_TO_TICKS(//put ms here)) for us, remove blocking delay from /lib/leds.c to avoid process blocking
 
 #define NUM_LEDS 15 /* Take from lib/card10/leds.c */
+#define NUM_ROCKETS
 
 static void do_update()
 {
@@ -144,6 +146,31 @@ int epic_leds_get_rocket(int led)
 	return ret;
 }
 
+static TimerHandle_t blink_timer[NUM_ROCKETS];
+
+void bTimerCallback(TimerHandle_t blink_timer)
+{
+    uint32_t id = (uint32_t) pvTimerGetTimerID(blink_timer);
+    epic_leds_set_rocket(id, 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(
+                    "blinktimer",
+                    ticks,
+                    pdFALSE,
+                    (void*) id,
+                    bTimerCallback
+            );
+        } else {
+            epic_leds_set_rocket(led, value);
+            xTimerChangePeriod(blink_timer[id], ticks, 0);
+        }
+}
 void epic_set_flashlight(bool power)
 {
 	while (hwlock_acquire(HWLOCK_I2C, pdMS_TO_TICKS(1)) < 0) {

pycardium/modules/qstrdefs.h

@@ -17,6 +17,7 @@ Q(set_all_hsv)
 Q(set_flashlight)
 Q(set_rocket)
 Q(get_rocket)
+Q(blink_rocket)
 Q(set_powersave)
 Q(set_gamma)
 Q(dim_top)

pycardium/modules/sys_leds.c

@@ -213,6 +213,21 @@ static mp_obj_t mp_leds_get_rocket(mp_obj_t led_in)
 }
 static MP_DEFINE_CONST_FUN_OBJ_1(leds_get_rocket_obj, mp_leds_get_rocket);
 
+static mp_obj_t mp_leds_blink_rocket(mp_obj_t led_in, mp_obj_t value_in, mp_obj_t time_in)
+{
+	int led   = mp_obj_get_int(led_in);
+	int value = mp_obj_get_int(value_in);
+        int time  = mp_obj_get_int(time_in);
+
+	if (value > 31) {
+		mp_raise_ValueError("brightness must by < 32");
+	}
+
+	epic_leds_blink_rocket(led, value, time);
+	return mp_const_none;
+}
+static MP_DEFINE_CONST_FUN_OBJ_3(leds_blink_rocket_obj, mp_leds_blink_rocket);
+
 static mp_obj_t mp_leds_dim_top(mp_obj_t dim_in)
 {
 	int dim = mp_obj_get_int(dim_in);
@@ -283,6 +298,7 @@ static const mp_rom_map_elem_t leds_module_globals_table[] = {
 	{ MP_ROM_QSTR(MP_QSTR_set_all_hsv), MP_ROM_PTR(&leds_set_all_hsv_obj) },
 	{ MP_ROM_QSTR(MP_QSTR_set_rocket), MP_ROM_PTR(&leds_set_rocket_obj) },
 	{ MP_ROM_QSTR(MP_QSTR_get_rocket), MP_ROM_PTR(&leds_get_rocket_obj) },
+	{ MP_ROM_QSTR(MP_QSTR_blink_rocket), MP_ROM_PTR(&leds_blink_rocket_obj) },
 	{ MP_ROM_QSTR(MP_QSTR_set_flashlight),
 	  MP_ROM_PTR(&leds_set_flashlight_obj) },
 	{ MP_ROM_QSTR(MP_QSTR_update), MP_ROM_PTR(&leds_update_obj) },