TLK10002
SLLSE75 –MAY 2011
www.ti.com
Hard or Soft Reset
Loss of Lane
Alignment
(enable deskew)
Deassert LS_OK_OUT
/C/ &
CH_SYNC?
no
Align Detect 3
yes
any
deskew_err
!deskew_err
& /C/
no
Align Detect 1
(disable deskew)
yes
any
deskew_err
!deskew_err
& /C/
Lane Aligned
(Assert LS_OK_OUT)
no
yes
Any Lane
Realign
Conditions?
yes
no
Align Detect 2
any
deskew_err
!deskew_err
& /C/
no
/C/ = Character matched In All Enabled Lanes
deskew_err = Character matched in any lane,
but not in all lanes at same time
yes
CH_SYNC = Channel Sync Asserted All Lanes
Figure 9. Lane Alignment State Machine
14
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