ASC_RXBUF_FE
if (status & ASC_STA_OE || c & ASC_RXBUF_FE ||
if (c & ASC_RXBUF_FE) {
if (c == (ASC_RXBUF_FE | ASC_RXBUF_DUMMY_RX)) {
else if (c & ASC_RXBUF_FE)
ascport->port.read_status_mask |= ASC_RXBUF_FE | ASC_RXBUF_PE;
ascport->port.ignore_status_mask |= ASC_RXBUF_FE | ASC_RXBUF_PE;