MESH_SYNC_PARAM
mesh_set_reg(sc, MESH_SYNC_PARAM, 2);
mesh_set_reg(sc, MESH_SYNC_PARAM, 2);
mesh_set_reg(sc, MESH_SYNC_PARAM, 2);
mesh_set_reg(sc, MESH_SYNC_PARAM, 2);
mesh_set_reg(sc, MESH_SYNC_PARAM, (offset << 4) | v);