Texas Instruments FPD- Link LVDS to FPD-Link II Embedded Clock LVDS Converter DS99R421 Evaluation Kit FPDXSDUR-43USB/NOP FPDXSDUR-43USB/NOPB Datenbogen
Produktcode
FPDXSDUR-43USB/NOPB
National Semiconductor Corporation
Date: 5/12/2008
Page 14 of 39
Page 14 of 39
Configuration Settings for the De-serializer Board
Table 4.
S1, S2: De-serializer Input Features Selection
Reference
Description
Input = L
Input = H
S1
RPWDNB
PoWerDowN Bar Power
Down
(Disabled)
Normal
Operational
Operational
(Default)
PTOSEL
Progressive Turn On
SELect
SELect
Enabled
(Default)
Disabled
RESRVD
RESeRVeD
Don’t care
Don’t care
Reference
Description
Input = L
Input = H
S2
RRFB
Latch input data on Rising
or Falling edge of TCLK
or Falling edge of TCLK
Falling Edge
(Default)
Rising Edge
REN
Receiver Output Data
ENabled
ENabled
Disabled Enabled
(Default)
BISTEN
BIST ENable
Note: MUST set DS99R421
BISTEN = H. Use in
combination with BISTM pin.
BISTEN = H. Use in
combination with BISTM pin.
Normal
Operating
Mode, BIST
Disabled
Operating
Mode, BIST
Disabled
(Default)
BIST Mode
Enabled
Enabled
BISTM
BIST Mode
Don’t care if BISTEN=L.
BISTEN MUST be High
(enabled) for this pin to be
functional.
Don’t care if BISTEN=L.
BISTEN MUST be High
(enabled) for this pin to be
functional.
Per Channel
pass/fail;
RxOUT[23:0]
=H: pass;
RxOUT[23:0]
=H: fail
pass/fail;
RxOUT[23:0]
=H: pass;
RxOUT[23:0]
=H: fail
RxOUT[7:0]:
binary error
counting
mode (up to
255 errors);
RxOUT[23:8]:
normal
operation
binary error
counting
mode (up to
255 errors);
RxOUT[23:8]:
normal
operation
RAOFF
RAndomizer OFF
Randomizer
ON.
ON.
(Default)
Note:
DS99R421
RAOFF MUST
also be set Low.
DS99R421
RAOFF MUST
also be set Low.
Randomizer
OFF.
OFF.
Note:
DS99R421
RAOFF MUST
also be set High.
SLEW
SLEW rate control
for ROUT[23:0] and RCLK
for ROUT[23:0] and RCLK
(Default)
~2X slew rate,
~2X drive
strength
~2X drive
strength