diff --git a/control/src/commit_hash.h b/control/src/commit_hash.h
index e9bbe3e..6332348 100644
--- a/control/src/commit_hash.h
+++ b/control/src/commit_hash.h
@@ -1,4 +1,4 @@
 #ifndef COMMIT_HASH_H
 #define COMMIT_HASH_H
-const char COMMIT_HASH[] = "e016a52459314099549511bb1fed60b3e8f58fa3";
+const char COMMIT_HASH[] = "a43c1610917fa01cb5fb07edbb2090d01fb846f7";
 #endif // COMMIT_HASH_H
diff --git a/control/src/drv/b15f.h b/control/src/drv/b15f.h
index 5fea77e..978987f 100644
--- a/control/src/drv/b15f.h
+++ b/control/src/drv/b15f.h
@@ -332,6 +332,7 @@ private:
 
     /**
      * Wirft eine Exception, falls der Code ungleich dem erwarteten Wert ist.
+     * Wird durch den Wrapper assertCode(code, expectation) aufgerufen.
      * \throws DriverException
      */
     template<typename CodeType, typename ExpectationType>
@@ -343,6 +344,7 @@ private:
 
     /**
      * Wirft eine Exception, falls die Request die falsche Länge hat.
+     * Wird durch den Wrapper assertRequestLength(rq, rq_num) aufgerufen.
      * \throws DriverException
      */
     template<size_t RequestLength>
diff --git a/control/src/drv/dot.h b/control/src/drv/dot.h
index 48f3493..6c2e5f4 100644
--- a/control/src/drv/dot.h
+++ b/control/src/drv/dot.h
@@ -18,23 +18,23 @@ public:
     Dot(uint16_t x, uint16_t y, uint8_t curve);
 
     /**
-     * Returns the x coordinate.
+     * \return the x coordinate
      */
     uint16_t getX(void) const;
 
     /**
-     * Returns the y coordinate.
+     * \return the y coordinate
      */
     uint16_t getY(void) const;
 
     /**
-     * Returns the curve index.
+     * \return the curve index
      */
     uint8_t getCurve(void) const;
 
 private:
-    uint16_t x, y;
-    uint8_t curve;
+    const uint16_t x, y; //!< coordinates of this dot
+    const uint8_t curve; //!< curve index of this dot
 };
 
 
diff --git a/control/src/drv/plottyfile.h b/control/src/drv/plottyfile.h
index 16a38d3..e26ce45 100644
--- a/control/src/drv/plottyfile.h
+++ b/control/src/drv/plottyfile.h
@@ -194,16 +194,16 @@ private:
     uint16_t ref_y = 1023;
     uint16_t para_first = 1;
     uint16_t para_stepwidth = 1;
-    std::string unit_x;
-    std::string desc_x;
-    std::string unit_y;
-    std::string desc_y;
-    std::string unit_para;
-    std::string desc_para;
+    std::string unit_x; //!< unit name for x-axis
+    std::string desc_x; //!< description for x-axis
+    std::string unit_y; //!< unit name for y-axis
+    std::string desc_y; //!< description for y-axis
+    std::string unit_para; //!< unit name for parameter
+    std::string desc_para; //!< description for parameter
     const uint8_t eof = 0xD;
 
-    constexpr static uint8_t STR_LEN_SHORT = 10;
-    constexpr static uint8_t STR_LEN_LARGE = 20;
+    constexpr static uint8_t STR_LEN_SHORT = 10; //!< string length for short string in header
+    constexpr static uint8_t STR_LEN_LARGE = 20; //!< string length for large string in header
 };
 
 #endif // PLOTTYFILE_H