Manual

DS2143/DS2143Q
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DS2143 BLOCK DIAGRAM
HDB3 DECODER
BPV COUNTER
SYNCHRONIZER
ALARM DETECTION
CRC4 ERROR COUNT
E–BIT COUNT
SIGNALING EXTRACTION
AIS GENERATION
HDB3 ENCODE
CRC4 GENERATION
IDLE CODE INSERTION
SIGNALING INSERTION
Sa BIT INSERTION
E–BIT INSERTION
Si BIT INSERTION
FAS WORD INSERTION
TRANSMIT SIDE FORMATTER
LOCAL LOOPBACK
TIMING CONTROL/
Sa EXTRACTION
ELASTIC
STORE
TIMING
CONTROL
Sa
INTERT
LOGIC
LINE INTERFACE
CONTROL PORT
PARALLEL CONTROL PORT (ROUTED TO ALL BLOCKS)
RECEIVE SIDE
FRAMER
RLOS
RPOS
RCLK
RNEG
TPOS
TNEG
LI_SDI
LI_SCLK
LI_CS
RLINK
RLCLK
RCHBLK
RCHCLK
RSER
SYSCLK
RSYNC
TCLK
TSER
TSYNC
TCHCLK
TCHBLK
TLINK
TLCLK
BTS CS WR(R/W)RD(DS) ALE(AS) AD0–AD7 INT1/INT2