diff --git a/serialport/.gitignore b/serialport/.gitignore
new file mode 100644
index 0000000..990963e
--- /dev/null
+++ b/serialport/.gitignore
@@ -0,0 +1 @@
+L2J1aWxkCi5leHRlcm5hbE5hdGl2ZUJ1aWxkCi5jeHgK
\ No newline at end of file