Hardware Reference Manual 317
Intel® IXP2800 Network Processor
Media and Switch Fabric Interface
8.9.8 Summary of Receiver and Transmitter Signals

Figure 117 summarizes the Receiver and Transmitter Signals.

Figure 117. Summary of Receiver and Transmitter Signaling

B2755-01
RXCCLK or TSCLK
RXCDAT[1:0] or TSTAT[1:0]
RXCDAT[3:2]
RXCPAR
RXCSOF
TXCCLK or RSCLK
TXCDAT[1:0] or RSTAT[1:0]
TXCDAT[3:2]
TXCSOF
TXCPAR
RXCSRB
TXCSRB
RXCFC
TXCFC
TDAT (CSIX:RxData) [15:0]RDAT (CSIX:TxData) [15:0]
TCTL (CSIX:RxSOF)
TCLK (CSIX:RxClk)
TPAR (CSIX:RxPar)
TCLK_REF
TPROT
RCTL (CSIX:TxSOF)
RCLK (CSIX:TxClk)
RPAR (CSIX:TxPar)
RPROT
TSCLK
TSTAT[1:0]
RSCLK
RSTAT[1:0]

Intel® IXP2800

Network Processor

LVTTL SPI-4.2
Status Interface
DDR LVDS
SPI-4.2 Data Path
and Interface
for CSIX Protocol
DDR LVDS
SPI-4.2 Status Interface
and Inter-Chip
CSIX Flow Control
Reciever
Transmitter