diff --git a/.giignore b/.giignore
deleted file mode 100644
index 33e9991..0000000
--- a/.giignore
+++ /dev/null
@@ -1,49 +0,0 @@
-# Prerequisites
-*.d
-
-# Compiled Object files
-*.slo
-*.lo
-*.o
-*.obj
-
-# Precompiled Headers
-*.gch
-*.pch
-
-# Compiled Dynamic libraries
-*.so
-*.dylib
-*.dll
-
-# Fortran module files
-*.mod
-*.smod
-
-# Compiled Static libraries
-*.lai
-*.la
-*.a
-*.lib
-
-# Executables
-*.exe
-*.out
-*.app
-
-# html files by doxygen
-doxygen/html/
-
-# latex files by doxygen
-doxygen/latex/*.tex
-doxygen/latex/*.sty
-
-# PlatformIO files/folders
-.pio
-
-# vscode files /folders 
-.vscode/.browse.c_cpp.db*
-.vscode/c_cpp_properties.json
-.vscode/launch.json
-.vscode/extensions.json
-.vscode/ipch
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4fa6c83
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,15 @@
+# html files by doxygen
+doxygen/html/
+
+# latex files by doxygen
+doxygen/latex/Makefile
+doxygen/latex/*.tex
+doxygen/latex/*.sty
+doxygen/latex/*.aux
+doxygen/latex/*.idx
+doxygen/latex/*.ilg
+doxygen/latex/*.ing
+doxygen/latex/*.log
+doxygen/latex/*.out
+doxygen/latex/*.toc
+doxygen/latex/*.ind
\ No newline at end of file
diff --git a/doxygen/latex/refman.pdf b/doxygen/latex/refman.pdf
index 4cc48bd..28d24a8 100644
Binary files a/doxygen/latex/refman.pdf and b/doxygen/latex/refman.pdf differ
diff --git a/doxygen/refman.pdf b/doxygen/refman.pdf
deleted file mode 100644
index ebadfa8..0000000
Binary files a/doxygen/refman.pdf and /dev/null differ