Simplified code a bit. Emulator does not work stable when replugging pixy.

common/app/app.c

@@ -29,6 +29,10 @@ int pixy_frame_test();
 
 //app event loop
 void app_process() {
+	
+	system_process(); //Let the system handle it's pending events
+
+
 	//Note: The only way to detect that pixy has been disconnected is if a command fails. There's no pixy_is_connected method yet :'(
 
 	if(!pixy_connected) { //Pixy not connected

common/lowlevel/ll_system.h

@@ -3,4 +3,4 @@
 
 bool ll_system_init();
 void ll_system_delay(uint32_t msec);
-
+void ll_system_process();

common/system/system.c

@@ -6,10 +6,10 @@ bool system_init() {
 	return ll_system_init();
 }
 
-
-
 void system_delay(uint32_t msec) {
 	ll_system_delay(msec);
 }
 
-
+void system_process() {
+	ll_system_process();
+}

common/system/system.h

@@ -3,3 +3,4 @@
 
 bool system_init();
 void system_delay(uint32_t msec);
+void system_process();