diff --git a/iocsh/plc/grbl.plc b/iocsh/plc/grbl.plc
index 8b58e67..7769471 100644
--- a/iocsh/plc/grbl.plc
+++ b/iocsh/plc/grbl.plc
@@ -1,2 +1,15 @@
 
 println('GRBL busy:', grbl_get_busy());
+
+static.state;
+
+if(not(grbl_get_busy())) {
+  println('Retrigger g-code!!');
+  grbl_set_execute(0);
+  grbl_set_execute(1);
+  static.state:=1;
+};
+
+
+
+