Triple-Speed Ethernet Intel® FPGA IP User Guide

ID 683402
Date 5/30/2022
Public
Document Table of Contents

6.1.11.5. IEEE 1588v2 Time-of-Day (TOD) Clock Interface Signals

Table 102.  IEEE 1588v2 ToD Clock Interface Signals
Signal I/O Width Description
tx_time_of_day_96b_data_n I 96 Use this bus to carry the time-of-day from external TOD module to 96-bit MAC TX clock.

Consists of 48 bits seconds field, 32 bits nanoseconds field, and 16 bits fractional nanoseconds field.

rx_time_of_day_96b_data I 96 Use this bus to carry the time-of-day from external TOD module to 96-bit MAC RX clock.

Consists of 48 bits seconds field, 32 bits nanoseconds field, and 16 bits fractional nanoseconds field.

tx_time_of_day_64b_data I 64 Use this bus to carry the time-of-day from external TOD module to 64-bit MAC TX clock.

Consists of 48-bit nanoseconds field and 16-bit fractional nanoseconds field.

rx_time_of_day_64b_data I 64 Use this bus to carry the time-of-day from external TOD module to 64-bit MAC RX clock.

Consists of 48-bit nanoseconds field and 16-bit fractional nanoseconds field.

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