diff --git a/lib/flow_control/burst_sdcch_subslot_splitter_impl.cc b/lib/flow_control/burst_sdcch_subslot_splitter_impl.cc
index 90237d9..46177c1 100644
--- a/lib/flow_control/burst_sdcch_subslot_splitter_impl.cc
+++ b/lib/flow_control/burst_sdcch_subslot_splitter_impl.cc
@@ -141,5 +141,20 @@
 
         message_port_pub(pmt::mp(port), msg);
     }
+
+    /* External API */
+    splitter_mode
+    burst_sdcch_subslot_splitter_impl::get_mode(void)
+    {
+      return d_mode;
+    }
+
+    splitter_mode
+    burst_sdcch_subslot_splitter_impl::set_mode(splitter_mode mode)
+    {
+      d_mode = mode;
+      return d_mode;
+    }
+
   } /* namespace gsm */
 } /* namespace gr */