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R A time-code has recently been received;
T A time-code has recently been transmitted.
N A null has recently been received;
F A flow-control token has recently been received;
X A timeout has recently occurred;
P A parity error has recently occurred.
Each of these status indication characters is displayed for a brief duration to make them visible to the human
eye.
Some common SpaceWire conditions may be easily recognised, e.g. “NX” (nulls and timeouts) will be seen
coming from a link that is trying (but failing) to establish a connection; “N” is shown continuously for an
established but idle connection, etc.
Transmit link speed;
Receive link speed, if connected.
The above display shows that two of the SpaceWire links are connected at 100Mb/s, that the unit will respond to
IP address 192.168.3.40, that the Ethernet port is connected, and that the unit is connected to a remote host
computer.
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