diff --git a/src/main/scala/backBoard/shin/Interface.scala b/src/main/scala/backBoard/shin/Interface.scala
index 2b46c29..9618bee 100644
--- a/src/main/scala/backBoard/shin/Interface.scala
+++ b/src/main/scala/backBoard/shin/Interface.scala
@@ -1301,7 +1301,7 @@ trait InterfaceAnalog{ this: InterfaceBase =>
     Cat(
       RegEnable( dataw, "b10000000".U(8.W), isEnW & addrw === "h47".U ),
       RegEnable( dataw, "b00000000".U(8.W), isEnW & addrw === "h46".U ),
-      RegEnable( dataw, "b11000000".U(8.W), isEnW & addrw === "h45".U ),
+      RegEnable( dataw, "b00110001".U(8.W), isEnW & addrw === "h45".U ),
       RegEnable( dataw, "b01011101".U(8.W), isEnW & addrw === "h44".U )
     )