diff --git a/hw/application_fpga/fw/tk1/main.c b/hw/application_fpga/fw/tk1/main.c
index 00de646..c3f6ba4 100644
--- a/hw/application_fpga/fw/tk1/main.c
+++ b/hw/application_fpga/fw/tk1/main.c
@@ -447,6 +447,9 @@ int main(void)
 
 	scramble_ram();
 
+	spi_test();
+
+	write("\n", sizeof("\n"));
 	for (;;) {
 		switch (state) {
 		case FW_STATE_INITIAL: