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Ref.:
UoD_SpW-10X_
UserManual
Issue:
3.4
SpW-10X
SpaceWire Router
User Manual
Date:
11
th
July 2008
Preliminary
113
Table 9-6 SpaceWire Port Control/Status Register Fields.
Bits Name Reset Value Description Read/Write
0 Error active ‘0’ The error active bit is set when
one of the error bits are set.
R
1 Packet
address error
‘0’ The packet address error bit is
set when a packet is received
with an incorrect address.
R
2 Output port
timeout error
‘0’ The output timeout error bit set
when the output port has
become blocked for a period of
time.
R
3 Disconnect
error
‘0’ The disconnect error bit is set
when a disconnect error occurs
on the SpaceWire link
R
4 Parity error ‘0’ The parity error bit is set when a
parity error occurs on the
SpaceWire link
R
5 Escape error ‘0’ The escape error bit is set when
an escape error occurs on the
SpaceWire link
R
6 Credit error ‘0’ The credit error bit is set when a
credit error occurs on the
SpaceWire link
R
7 Character
sequence
error
‘0’ The character sequence error bit
is set when a character
sequence error occurs on the
SpaceWire link
R
10:8 Interface state “000” The interface state bits indicate
the state of the interface state
machine in the SpaceWire link.
“000” = Error Reset
“001” = Error Wait
“010” = Ready
“011” = Started
“100” = Connecting
“101” = Run
R
11 Running ‘0’ The running bit is set when the
SpaceWire interface state
machine is in the Run state.
R
12 AutoStart ‘1’ When set the SpaceWire link will
autostart as defined in the
SpaceWire standard [AD1]: the
R/W