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AR# 33595

LogiCORE Ethernet 1000BASE-X PCS/PMA or SGMII - Frequently Asked Questions (FAQ)

Description

This answer record lists frequently asked questions with their associated answers or links to where the answer can be located.

Solution

Q1. What other Ethernet IP cores are available?
A1. See www.xilinx.com/ethernet for a list of IP Ethernet cores.

Q2. What are the differences between hardened Tri-mode Ethernet MAC and soft cores?
A2. Refer to the Differences between the Embedded Tri-Mode Ethernet MAC and Soft IP Cores Appendix in the Virtex-6 FPGA Embedded Tri-Mode Ethernet MAC:
UG368: http://www.xilinx.com/support/documentation/user_guides/ug368.pdf

Q3. Is half-duplex supported for SGMII/1000BASE-X?
A3. No, SGMII and 1000BASE-X are only supported in Full duplex mode.

Q4. Can I dynamically switch between SGMII and 1000BASE-X?
A4. Yes, for more details on dynamically switching between SGMII and 1000BASE-X, see the Dynamic Switching of 1000BASE-X and SGMII Standards section in the LogiCORE Ethernet 1000BASE-X PCS/PMA or SGMII Users Guide UG155: http://www.xilinx.com/support/documentation/ipcommunicationnetwork_ethernet_do-di-gmiito1gbsxpcs.htm

Q5. Why am I seeing problems with data reception or transmission?
A5. To get started debugging possible RX/TX data issues or link up issue, see the debugging Appendix in the LogiCORE Ethernet 1000BASE-X PCS/PMA or SGMII Users Guide UG155:
http://www.xilinx.com/support/documentation/ipcommunicationnetwork_ethernet_do-di-gmiito1gbsxpcs.htm

Q6. What is the latency through the core?
A6. See the Core Latency Appendix in the LogiCORE Ethernet 1000BASE-X PCS/PMA or SGMII Users Guide UG155:
http://www.xilinx.com/support/documentation/ipcommunicationnetwork_ethernet_do-di-gmiito1gbsxpcs.htm

Q7. What are the transceivers supported by the core?
A7. See the introduction section in the LogiCORE Ethernet 1000BASE-X PCS/PMA or SGMII Users Guide UG155:
http://www.xilinx.com/support/documentation/ipcommunicationnetwork_ethernet_do-di-gmiito1gbsxpcs.htm
AR# 33595
Date Created 10/16/2009
Last Updated 02/06/2013
Status Active
Type General Article