The diagram below represents a {\it programmer's} conceptual view of
the interface between ships and the switch fabric. Actual
implementation circuitry may differ substantially. Sources and
The diagram below represents a {\it programmer's} conceptual view of
the interface between ships and the switch fabric. Actual
implementation circuitry may differ substantially. Sources and
arrive at the data latch of some output port, and then causing that
output port's pump to execute a {\tt send} (not {\tt sendto})
instruction, which is encoded as {\tt Do=1,To=1}. Because
arrive at the data latch of some output port, and then causing that
output port's pump to execute a {\tt send} (not {\tt sendto})
instruction, which is encoded as {\tt Do=1,To=1}. Because