| 摘要 |
<p>In order to control the transmission interval of unique words inserted at the top of a plurality of HDLC frames in accordance with the quality of the transmission line, a transmitting and receiving system is provided, in which the transmission interval is changed in accordance with the HDLC responses included in the receiving data. Examples of the HDLC responses includes RR (Receive Ready), RNR (Receive Not Ready), and REJ (Reject). <IMAGE></p> |
