diff --git a/.gitignore b/.gitignore
index f6b81fa..2b9909f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -349,3 +349,5 @@ doc/
 tb/CDRIn.v
 tb/CDROut.v
 tb/crc32_8.v
+*.pyc
+spi_trans_data.txt