diff --git a/README.md b/README.md
index f527194..f0110cd 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,21 @@
 # TX2
 
+roscore
+
+source devel/setup.bash
+
+roslaunch position lqr.launch
+
+roslaunch position pure.launch
+
+roslaunch position mpc.launch
+
+TAG 4 1 3 2
+
+rqt_graph
+
+lsusb
+sudo chmod 666 /dev/bus/usb/001/004
+
+sudo apt-get install ros-noetic-serial
+