diff --git a/doc/vera-module-schematic-rev4.pdf b/doc/vera-module-schematic-rev4.pdf
new file mode 100644
index 0000000..942cd42
Binary files /dev/null and b/doc/vera-module-schematic-rev4.pdf differ
diff --git a/fpga/.gitignore b/fpga/.gitignore
index ea78afa..c3a1231 100755
--- a/fpga/.gitignore
+++ b/fpga/.gitignore
@@ -10,3 +10,4 @@ vera_module_tcr.dir/
 *.xml
 *.vcd
 *.bak
+promote.pfl