diff --git a/LPP_drivers/rules.mk b/LPP_drivers/rules.mk
--- a/LPP_drivers/rules.mk
+++ b/LPP_drivers/rules.mk
@@ -16,6 +16,9 @@
 #--  along with this program; if not, write to the Free Software
 #--  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
 #------------------------------------------------------------------------------
+#--                 Author : Alexis Jeandet
+#--                   Mail : alexis.jeandet@lpp.polytechnique.fr
+#----------------------------------------------------------------------------
 
 CC  = sparc-elf-gcc
 AR  = sparc-elf-ar
@@ -41,7 +44,7 @@ INPUTFILE=main.c
 	cp *.h $(INCPATH)
 	rm -R tmp
 
-load: all
+load:
 	@echo "load "$(OUTBINDIR)$(EXEC)>$(SCRIPTDIR)load.txt
 	grmon-eval -uart $(PORT) -u -c $(SCRIPTDIR)load.txt
 
diff --git a/Makefile b/Makefile
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@ DESIGNSDIR=designs/
 	
 
 
-
+.PHONY:doc
 
 
 all: help
@@ -16,13 +16,18 @@ help:
 	@echo
 	@echo " make Patch-GRLIB     : install library into GRLIB at : $(GRLIB)"
 	@echo " make dist            : create a tar file for using into an other computer"
-	@echo " make Patched-dist    : create a tar file for with a patched grlib for using into an other computer"
+	@echo " make Patched-dist    : create a tar file for with a patched grlib for using"
+	@echo "                        into an other computer"
 	@echo " make allGPL          : add a GPL HEADER in all vhdl Files"
 	@echo " make init            : add a GPL HEADER in all vhdl Files, init all files"
 	@echo " make doc             : make documentation for VHDL IPs"
 	@echo " make pdf             : make pdf documentation for VHDL IPs"
+	@echo " make C-libs          : make C drivers for APB devices"
+	@echo "                        binary files availiable on VHD_Lib/LPP_DRIVERS/lib ./includes"
 	@echo
 
+
+
 allGPL:
 	@echo "Scanning VHDL files ..."
 	sh $(SCRIPTSDIR)/GPL_Patcher.sh -R vhd lib
@@ -56,7 +61,7 @@ Patched-dist: Patch-GRLIB
 
 
 doc:
-	doxygen lib/lpp/Doxyfile
+	make -C lib/lpp doc
 
 
 pdf: doc
diff --git a/README b/README
--- a/README
+++ b/README
@@ -1,6 +1,6 @@
 ------------------------------------------------------------------------------
 --  This file is a part of the LPP VHDL IP LIBRARY
---  Copyright (C) 2009 - 2010, Laboratory of Plasmas Physic - CNRS
+--  Copyright (C) 2010, Laboratory of Plasmas Physic - CNRS
 --
 --  This program is free software; you can redistribute it and/or modify
 --  it under the terms of the GNU General Public License as published by
@@ -16,6 +16,9 @@
 --  along with this program; if not, write to the Free Software
 --  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
 -------------------------------------------------------------------------------
+--                 Author : Alexis Jeandet
+--                   Mail : alexis.jeandet@lpp.polytechnique.fr
+-------------------------------------------------------------------------------
 
 
 | ABOUT
@@ -34,7 +37,7 @@ To use this library you need the grlib a
 | PERSONALIZATION
 | ~~~~~~~~~~~~~~~
 
-You can add your IPs to the library, see how_to_improve.pdf(Comming soon).
+You can add your IPs to the library, see how_to_improve.pdf.
 
 
 | INSTALLATION
@@ -45,7 +48,7 @@ To set up the VHD_Lib follow this steps:
 	-create a VARIABLE called GRLIB with value the path to the grlib folder.
 	-untar the VHD_Lib and type "make Patch-GRLIB"
 	-now you can use the grlib's Makefiles and designs.
-Please note that if you try "make" or "make help" you will see all targets and if the GRLIB variable is correct.
+Please note that if you try "make help" you will see all targets and if the GRLIB variable is correct.
 
 
 | HACKING
diff --git a/TODO b/TODO
--- a/TODO
+++ b/TODO
@@ -2,4 +2,9 @@ x patch VENDOR Ids
 x Write a README
 x add app_simple_diode
 x add LCD_16x2_DRIVER.vhd
-Write how_to_improve.pdf
+~ Write how_to_improve.pdf
+Implemente a file info handler to cover author, license, contributors and ... 
+recode LPP_UART
+Code CIC filter
+Code SM accelerator
+Code FFT accelerator
diff --git a/lib/lpp/Doxyfile b/lib/lpp/Doxyfile
--- a/lib/lpp/Doxyfile
+++ b/lib/lpp/Doxyfile
@@ -1536,7 +1536,7 @@ CLASS_GRAPH            = YES
 # indirect implementation dependencies (inheritance, containment, and 
 # class references variables) of the class with other documented classes.
 
-COLLABORATION_GRAPH    = YES
+COLLABORATION_GRAPH    = NO
 
 # If the GROUP_GRAPHS and HAVE_DOT tags are set to YES then doxygen 
 # will generate a graph for groups, showing the direct groups dependencies
diff --git a/lib/lpp/Makefile b/lib/lpp/Makefile
new file mode 100644
--- /dev/null
+++ b/lib/lpp/Makefile
@@ -0,0 +1,6 @@
+EXEC=doxygen 
+
+
+
+doc:
+	$(EXEC) Doxyfile
\ No newline at end of file