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1. About the 25G Ethernet Intel FPGA IP
2. Getting Started
3. 25G Ethernet Intel FPGA IP Parameters
4. Functional Description
5. Reset
6. Interfaces and Signal Descriptions
7. Control, Status, and Statistics Register Descriptions
8. Debugging the Link
9. 25G Ethernet Stratix® 10 Intel® FPGA IP User Guide Archives
10. Document Revision History for the 25G Ethernet Stratix® 10 Intel® FPGA IP User Guide
6.1. TX MAC Interface to User Logic
6.2. RX MAC Interface to User Logic
6.3. Transceivers
6.4. Transceiver Reconfiguration Signals
6.5. Avalon® Memory-Mapped Management Interface
6.6. PHY Interface Signals
6.7. 1588 PTP Interface Signals
6.8. Miscellaneous Status and Debug Signals
6.9. Reset Signals
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4.2.2. Bit Order For TX and RX Datapaths
The TX bit order matches the placement shown in the PCS lanes as illustrated in IEEE Standard for Ethernet, Section 4, Figure 49-5. The RX bit order matches the placement shown in IEEE Standard for Ethernet, Section 4, Figure 49-6.
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