diff --git a/logdata_visualization/README.md b/logdata_visualization/README.md
index 90dbd9c..39796b2 100644
--- a/logdata_visualization/README.md
+++ b/logdata_visualization/README.md
@@ -32,3 +32,10 @@ AT+B115200
 AT+C002
 
 Using channel 2 instead of 1, because 1 receive didnt work with two computers.
+
+## logfix.py
+The bobbycar controller records stats and data in txt files.
+A new files with an ascending filename is created on boot.
+The txt file contains a table in csv structure with comments for errors and debugging starting with '#'.
+logfix.py is used to clean up, fix broken logs and combine them in a valid csv file.
+Usage: python3 logfix.py --input LOG_0001.TXT LOG_0002.TXT LOG_0003.TXT --output outputlog.csv