1 files changed, 5 insertions, 0 deletions
diff --git a/test.bash b/test.bash
index 1ac1bb1..5b35eec 100644
--- a/test.bash
+++ b/test.bash
@@ -60,6 +60,11 @@ run_test_iterative() {
   done
 }
 
+# 50cf xxxx
+#
+run_test_simple "dbt negative displacement" "\x50\xcf\xff\xfc"
+run_test_simple "dbt positive displacement" "\x50\xcf\x01\x08"
+
 # 60xx
 #
 run_test_simple "bras negative displacement" "\x60\xfc"