diff --git a/.gitignore b/.gitignore
index 033f297..dfaa399 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,3 @@
 build
 STM32F439.svd
 putty_run
-nanopb
\ No newline at end of file
diff --git a/nanopb b/nanopb
new file mode 160000
index 0000000..7f88274
--- /dev/null
+++ b/nanopb
@@ -0,0 +1 @@
+Subproject commit 7f88274070afa5edfaf608f4d8e32f3d3c1de139