diff --git a/LPP_drivers/libsrc/FFT/apb_fft_Driver.h b/LPP_drivers/libsrc/FFT/apb_fft_Driver.h
--- a/LPP_drivers/libsrc/FFT/apb_fft_Driver.h
+++ b/LPP_drivers/libsrc/FFT/apb_fft_Driver.h
@@ -22,22 +22,38 @@
 #ifndef APB_FFT_DRIVER_H
 #define APB_FFT_DRIVER_H
 
-#define FFT_Empty 0x00100
-#define FFT_Full  0x01000
+/*! \file apb_fft_Driver.h
+    \brief LPP FFT driver.
+
+    This library is written to work with LPP_APB_FFT VHDL module from LPP's FreeVHDLIB. It calculate a fast fourier transforms,
+    from an input data table.
+
+    \todo Check "DEVICE1 => count = 2" function Open
+    \author Martin Morlot  martin.morlot@lpp.polytechnique.fr
+*/
+
+#define FFT_Empty 0x00100 /**< Used to know when the data can be send to the FFT module */
+#define FFT_Full  0x01000 /**< Used to know when the data can be send to the FFT module */
 
 
 /*===================================================
         T Y P E S     D E F
 ====================================================*/
-
+/*! \struct FFT_Driver
+    \brief Sturcture representing the fft registers
+*/
 struct FFT_Driver
 {
-    int RWDataReg;
-    int ReadAddrReg;
-    int ConfigReg;
-    int Dummy1;
-    int Dummy0;
-    int WriteAddrReg;
+    int RWDataReg;     /**< \brief Data register Write/Read */
+    int ReadAddrReg;   /**< \brief Address register for the reading operation */
+    int ConfigReg;     /**< \brief Configuration register composed of Read enable Flag [HEX 0]
+                                                                      Write enable Flag [HEX 1]
+                                                                      Empty Flag [HEX 2]
+                                                                      Full Flag [HEX 3]
+                                                                      Dummy "C" [HEX 4/5/6/7] */
+    int Dummy1;       /**< \brief Unused register, aesthetic interest */
+    int Dummy0;       /**< \brief Unused register, aesthetic interest */
+    int WriteAddrReg; /**< \brief Address register for the writing operation */
 };
 
 typedef struct FFT_Driver FFT_Device;
@@ -46,10 +62,36 @@ typedef struct FFT_Driver FFT_Device;
 /*===================================================
         F U N C T I O N S
 ====================================================*/
-
+/*! \fn FFT_Device* openFFT(int count);
+    \brief Return count FFT.
+
+    This Function scans APB devices table and returns count FFT.
+
+    \param count The number of the FFT you whant to get. For example if you have 3 FFTS on your SOC you want
+    to use FFT1 so count = 2.
+    \return The pointer to the device.
+*/
 FFT_Device* openFFT(int count);
-int FftInput(int Tbl[],FFT_Device*);
-int FftOutput(int Tbl[],FFT_Device*);
+
+/*! \fn int FftInput(int Tbl[],FFT_Device*);
+    \brief Fill in the Input for the FFT
+
+    This function provides the data used by the FFT
+
+    \param Tbl[] The Table which contains the Data.
+    \param dev The FFT pointer.
+*/
+int FftInput(int Tbl[],FFT_Device* dev);
+
+/*! \fn int FftOutput(int Tbl[],FFT_Device*);
+    \brief Save data from the FFT
+
+    This function save the data generated by the FFT
+
+    \param Tbl[] The Table which will contains the Data.
+    \param dev The FFT pointer.
+*/
+int FftOutput(int Tbl[],FFT_Device* dev);
 
 
 
diff --git a/LPP_drivers/libsrc/FIFO/apb_fifo_Driver.h b/LPP_drivers/libsrc/FIFO/apb_fifo_Driver.h
--- a/LPP_drivers/libsrc/FIFO/apb_fifo_Driver.h
+++ b/LPP_drivers/libsrc/FIFO/apb_fifo_Driver.h
@@ -21,22 +21,37 @@
 -----------------------------------------------------------------------------*/
 #ifndef APB_FIFO_DRIVER_H
 #define APB_FIFO_DRIVER_H
+
+/*! \file apb_fifo_Driver.h
+    \brief LPP FIFO driver.
 
+    This library is written to work with LPP_APB_FIFO VHDL module from LPP's FreeVHDLIB. It represents a standard FIFO working,
+    used in many type of application.
+
+    \todo Check "DEVICE1 => count = 2" function Open
+    \author Martin Morlot  martin.morlot@lpp.polytechnique.fr
+*/
 
 
 /*===================================================
         T Y P E S     D E F
 ====================================================*/
 
-/** Structure représentant le registre du FIFO */
+/*! \struct APB_FIFO_REG
+    \brief Sturcture representing the fifo registers
+*/
 struct APB_FIFO_REG
 {
-    int rwdata;   /**< Registre de configuration: Flag Ready [1] ; Flag Enable [0] */
-    int raddr;     /**< Registre de donnée sur 16 bits */
-    int cfgreg;
-    int dummy0;
-    int dummy1;
-    int waddr;
+    int rwdata;  /**< \brief Data register Write/Read */
+    int raddr;   /**< \brief Address register for the reading operation */
+    int cfgreg;  /**< \brief Configuration register composed of Read enable Flag [HEX 0]
+                                                                Write enable Flag [HEX 1]
+                                                                Empty Flag [HEX 2]
+                                                                Full Flag [HEX 3]
+                                                                Dummy "C" [HEX 4/5/6/7] */
+    int dummy0;  /**< \brief Unused register, aesthetic interest */
+    int dummy1;  /**< \brief Unused register, aesthetic interest */
+    int waddr;   /**< \brief Address register for the writing operation */
 };
 
 typedef struct APB_FIFO_REG APB_FIFO_Device;
@@ -45,10 +60,17 @@ typedef struct APB_FIFO_REG APB_FIFO_Dev
         F U N C T I O N S
 ====================================================*/
 
-/** Ouvre l'accé au FIFO */
+/*! \fn APB_FIFO_Device* apbfifoOpen(int count);
+    \brief Return count FIFO.
+
+    This Function scans APB devices table and returns count FIFO.
+
+    \param count The number of the FIFO you whant to get. For example if you have 3 FIFOS on your SOC you want
+    to use FIFO1 so count = 2.
+    \return The pointer to the device.
+*/
 APB_FIFO_Device* apbfifoOpen(int count);
 
 
 
-
 #endif
diff --git a/LPP_drivers/libsrc/UART/apb_uart_Driver.h b/LPP_drivers/libsrc/UART/apb_uart_Driver.h
--- a/LPP_drivers/libsrc/UART/apb_uart_Driver.h
+++ b/LPP_drivers/libsrc/UART/apb_uart_Driver.h
@@ -24,29 +24,36 @@
 
 /*! \file apb_uart_Driver.h
     \brief LPP Uart driver.
-    
-    This library is written to work with LPP_APB_UART VHDL module from LPP's FreeVHDLIB. It help you to print and get 
+
+    This library is written to work with LPP_APB_UART VHDL module from LPP's FreeVHDLIB. It help you to print and get,
     char or strings over uart.
-    
-    \todo Continue documentation
-    \author Martin Morlot
+
+    \todo Check "DEVICE1 => count = 2" function Open
+    \author Martin Morlot  martin.morlot@lpp.polytechnique.fr
 */
 
 
 
-#define BaudGenOnDuty 0
-#define DataSended 0x10
-#define NewData 0x100
+#define BaudGenOnDuty 0  /**< Used to reset the Baud Generator (Capture Flag) */
+#define DataSended 0x10  /**< Used to know when the data was send */
+#define NewData 0x100    /**< Used to know if a New data is ready to be send */
 
 /*===================================================
         T Y P E S     D E F
 ====================================================*/
-
+
+/*! \struct UART_Driver
+    \brief Sturcture representing the uart registers
+*/
 struct UART_Driver
 {
-    int ConfigReg;
-    int DataWReg;
-    int DataRReg;
+    int ConfigReg;  /**< \brief Configuration register composed of  Capture Flag [HEX 0]
+                                                                    Sended Flag [HEX 1]
+                                                                    NewData Flag [HEX 2]
+                                                                    Dummy "E" [HEX 3/4]
+                                                                    BTrig Freq [HEX 5/6/7] */
+    int DataWReg;  /**< \brief Data Write register */
+    int DataRReg;  /**< \brief Data Read register */
 };
 
 typedef struct UART_Driver UART_Device;
@@ -57,11 +64,11 @@ typedef struct UART_Driver UART_Device;
 ====================================================*/
 
 /*! \fn UART_Device* openUART(int count);
-    \brief Return counth UART.
-    
-    This Function scans APB devices table and returns counth UART.
-    
-    \param count The number of the UART you whant to get. For example if you have 3 UARTS on your SOC you whant 
+    \brief Return count UART.
+
+    This Function scans APB devices table and returns count UART.
+
+    \param count The number of the UART you whant to get. For example if you have 3 UARTS on your SOC you want
     to use UART1 so count = 2.
     \return The pointer to the device.
 */
@@ -69,9 +76,9 @@ UART_Device* openUART(int count);
 
 /*! \fn void uartputc(UART_Device* dev,char c);
     \brief Print char over given UART.
-    
+
     This Function puts the given char over the given UART.
-    
+
     \param dev The UART pointer.
     \param c The char you whant to print.
 */
@@ -79,9 +86,9 @@ void uartputc(UART_Device* dev,char c);
 
 /*! \fn void uartputs(UART_Device* dev,char* s);
     \brief Print string over given UART.
-    
+
     This Function puts the given string over the given UART.
-    
+
     \param dev The UART pointer.
     \param s The string you whant to print.
 */
@@ -89,9 +96,9 @@ void uartputs(UART_Device* dev,char* s);
 
 /*! \fn char uartgetc(UART_Device* dev);
     \brief Get char from given UART.
-    
+
     This Function get char from the given UART.
-    
+
     \param dev The UART pointer.
     \return The read char.
 */
@@ -99,9 +106,9 @@ char uartgetc(UART_Device* dev);
 
 /*! \fn void uartgets(UART_Device* dev,char* s);
     \brief Get string from given UART.
-    
+
     This Function get string from the given UART.
-    
+
     \param dev The UART pointer.
     \param s The read string.
 */