FIXME

GRMS IO expansion

GRMS expansion

HR-EX IO List
ix0 qx0 light 0
ix1 qx1 light 1
ix2 qx2 light 2
ix3 qx3 light 3
ix4 qx4 light 4
ix5 qx5 bath fan
ix6 qx6 blinds 0 up
ix7 qx7 blinds 0 dn
ix8 qx8 blinds 1 up
ix9 qx9 blinds 1 dn