diff --git a/resources/pcf8574SimpleConnection.fzz b/resources/pcf8574SimpleConnection.fzz
new file mode 100644
index 0000000..6c52754
Binary files /dev/null and b/resources/pcf8574SimpleConnection.fzz differ
diff --git a/resources/pcf8574SimpleConnection_bb.jpg b/resources/pcf8574SimpleConnection_bb.jpg
new file mode 100644
index 0000000..469725a
Binary files /dev/null and b/resources/pcf8574SimpleConnection_bb.jpg differ