AUXRI
reg[i].value = AUXRI | USTD | SISB;
reg[i].value = AUXRI | SISB;
write_byte(nec_priv, AUXRI | USTD, AUXMR);
write_byte(nec_priv, AUXRI, AUXMR);
write_byte(&priv->nec7210_priv, AUXRI | 0x4, AUXMR);