diff --git a/raspiFpga/src/RaspiFpgaCtrlE.vhd b/raspiFpga/src/RaspiFpgaCtrlE.vhd
index 8dcf59a..5e44ce2 100644
--- a/raspiFpga/src/RaspiFpgaCtrlE.vhd
+++ b/raspiFpga/src/RaspiFpgaCtrlE.vhd
@@ -167,6 +167,8 @@ begin
               else
                 if (LocalData_i = x"00") then
                   s_spi_frame <= HEADER;
+                else
+                  s_spi_frame <= NOP;
                 end if;
               end if;
             end if;