Xilinx Virtex-5 RocketIO GTP User Manual page 265

R
Table A-13: Signal Optimization Attributes and Ports
Description
Controls TX pre-emphasis
and edge rate
Controls differential
amplitude of the
transmitted signal
Active equalization
Discrete equalization
Notes:
1. Signal optimization settings are independent between both GTP transceivers of a GTP_DUAL tile. GTP0 is indicated by the suffix "0" after
the signal name, and GTP1 is indicated by the suffix "1" (for example RXENEQB0, RXENEQB1).
Virtex-5 RocketIO GTP Transceiver User Guide
UG196 (v1.3) May 25, 2007
Virtex-II Pro
MGT
TXPRE_PRDRV_DAC
TXPRE_TAP_PD
TXSLEWRATE
TX_PREMPHASIS
TXPOST_PRDRV_DAC
TXDAT_PRDRV_DAC
TXPOST_TAP_PD
TXPRE_TAP_DAC
TX_DIFF_CTRL TXPOST_TAP_DAC
TXDAT_TAP_DAC
N/A
N/A
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Pre-emphasis, Differential Swing, and Equalization
Virtex-4
MGT
Attributes
TX_DIFF_BOOST
RXAFEEQ ------
RXEQ N/A
(1)
Virtex-5 GTP Transceiver
Ports
TXPREEMPHASIS[2:0]
TXBUFDIFFCTRL
TXDIFFCTRL
RXENEQB
RXEQPOLE[3:0]
RXEQMIX[1:0]
N/A
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