sport isochronous data streams such as video and audio. The main link may use 1, 2, or 4 lanes at a link rate of 1.62, 2.70, or 5.40Gbps per lane. The link needs to be trained prior to sending streams.</li>
<li>An auxiliary (AUX) channel is a 1MBps bidirectional channel used for link training, link management, and device control.</li>
<li>A hot-plug-detect (HPD) signal line is used to determine whether a DisplayPort connection exists between the DisplayPort TX connector and an RX device. It is serves as an 