diff --git a/sdk/OpenBL602 b/sdk/OpenBL602
index 19d05ced0..56880c58e 160000
--- a/sdk/OpenBL602
+++ b/sdk/OpenBL602
@@ -1 +1 @@
-Subproject commit 19d05ced094468cbe8e2a4e14f093967a56ed42b
+Subproject commit 56880c58ebf3cad7653558437141cd67ab0a830c