Some fixes for UART receiving with interrupts for SPATZ

include/sta/debug/spatz.hpp

@@ -3,6 +3,7 @@
 
 #include <sta/mutex.hpp>
 #include <sta/signal.hpp>
+#include <sta/event.hpp>
 
 #include <sta/config.hpp>
 #ifdef STA_SPATZ_ENABLED
@@ -21,7 +22,7 @@ namespace sta
          * 
          * @param mutex A mutex used to make SPATZ thread-safe.
          */
-        void init(Mutex * mutex, Signal * signal);
+        void init(Mutex * mutex, Event * signal);
         
         /**
          * @brief Request bytes for a specific sensor id via the printable.
@@ -49,6 +50,8 @@ namespace sta
          * @param length The number of doubles to request.
          */
         void request(uint8_t id, double * buffer, size_t length);
+
+        void notify(uint8_t id);
     } // namespace spatz
 } // namespace sta