diff --git a/CPLD/CPLD_Jasper/mainboard.png b/CPLD/CPLD_Jasper/mainboard.png
deleted file mode 100644
index 8b13789..0000000
--- a/CPLD/CPLD_Jasper/mainboard.png
+++ /dev/null
@@ -1 +0,0 @@
-