UDCCS0_FTF
(tmp & UDCCS0_FTF) ? " ftf" : "",
udc_ep0_set_UDCCS(dev, UDCCS0_FST|UDCCS0_FTF);
ep0start(dev, UDCCS0_FST|UDCCS0_FTF, "stall");
udc_ep0_set_UDCCS(dev, UDCCS0_OPR|UDCCS0_FTF);
(udccs0 & UDCCS0_FTF) ? " ftf" : "",