Improved printable implementation; data reading with macro

include/sta/debug/printing/printable.hpp

@@ -170,13 +170,37 @@ namespace sta
          */
         void println(const char * str, size_t length);
     public:
+        /**
+         * @brief Read bytes.
+         * 
+         * @param buffer    Byte buffer
+         * @param length    Buffer length
+         */
+        virtual void read(uint8_t * buffer, size_t length) = 0;
+
         /**
          * @brief Read string.
          * 
          * @param str       String buffer
          * @param length    String length
          */
-        virtual void read(char* str, size_t length) = 0;
+        void read(char * str, size_t length);
+
+        /**
+         * @brief Read floats.
+         * 
+         * @param buffer    Float buffer
+         * @param length    Buffer length
+         */
+        void read(float * buffer, size_t length);
+
+        /**
+         * @brief Read doubles.
+         * 
+         * @param buffer    Double buffer
+         * @param length    Buffer length
+         */
+        void read(double * buffer, size_t length);
 
     private:
         /**