Download EVM-91L30

EVM-91L30
SONET STS-12/STS-3 or SDH STM-4/STM-1
XRT91L30 Optical Evaluation Board User Manual
Feb 09, 2006
Figure 1.0 XRT91L30 Block Diagram
STS-12/STM-4 or STS-3/STM-1
TRANSCEIVER
8x 9 FIFO
WP
TXDI[7:0]
8
ENB
DLOOP
Div by
8
MUX
REFCLKP/N
TTLREFCLK
TXOP/N
Re-Timer
RP
MUX
ENB
TXPCLK_IO
PISO
(Parallel Input
Serial Output)
ALOOP
RLOOPS
CMU
MUX
CDRAUXREFCLK
MUX
SIPO
(Serial Input
Parallel Output)
RXDO[7:0]
CDR
RXIP/N
MUX
8
XRXCLKIP/N
Div by 8
Control Block
CDRDIS
PIO_CTRL
CDRREFSEL
CMUREF SEL
LOSEXT
DLOSDIS
Clock Control
OOF
F RAMEPULSE
LOOPTIME
Reset
STS-12/STS-3
CAP2N
CAP1N
CAP2P
CAP1P
Loop Filters
RLOOPS
DLOOP
ALOOP
RXPCLKO
1.0 OVERVIEW
This is evaluation board manual is intended to help the user become familiarized to operate the
XRT91L30 Demo board and run traffic with minimum effort.
Requirements:
1. XRT91L30 Evaluation Board
2. OC-12/OC-3 or STM-4/STM-1 generator/analyzer test equipment with optical interface
3. A Windows PC with USB port & USB cable for power supply and GUI interface
4. XRT91L30 supplied USB drivers and GUI to be installed on the PC (using Win98, 2000,
or XP)
5. XRT91L30 data sheet (rev P1.0.8 or newer)
4