NE7_RQM
i = fdsts_rd(fdc) & (NE7_DIO | NE7_RQM);
if (i == (NE7_DIO|NE7_RQM)) {
if (i == NE7_RQM)
i = fdsts_rd(fdc) & (NE7_DIO | NE7_RQM);
if (i == NE7_RQM) {
if (i == (NE7_DIO|NE7_RQM))