diff --git a/mmc5983.c b/mmc5983.c
index 8b03eed..c834ad7 100644
--- a/mmc5983.c
+++ b/mmc5983.c
@@ -3,6 +3,7 @@
 #include "UartDebug.h"
 #include "i2c.h"
 #include "Algorithm.h"
+//test
 
 static int32_t max_in[XYZ];
 static int32_t min_in[XYZ];