待数据全部返回再交出transmit权限

src/main/scala/backBoard/BackBoardMst.scala

@@ -401,9 +401,12 @@ trait BackBoardMstLVDSTransmit{ this: BackBoardMstLVDSBase =>
       }
 
     } .elsewhen( stateCur === 3.U ){
-      stateCur := 4.U
+      when( lvdsMst.io.upstream_crc_valid ){
-      ctrlTransmit := false.B
+        stateCur := 4.U
-      interrupt    := true.B
+        ctrlTransmit := false.B
+        interrupt    := true.B
+      }
+
     } .otherwise{
 
     }