diff --git a/doc/5512-2584_GB_A2_11-2019.OMNIPOWER.HAN.interface.specification.pdf b/doc/5512-2584_GB_A2_11-2019.OMNIPOWER.HAN.interface.specification.pdf
new file mode 100644
index 00000000..5efa5b14
Binary files /dev/null and b/doc/5512-2584_GB_A2_11-2019.OMNIPOWER.HAN.interface.specification.pdf differ