Ethernet MAC module realization device and Ethernet MAC module realization method used for IEEE 1588v2 protocol
An Ethernet and protocol technology, applied in multiplexing communication, time division multiplexing systems, electrical components, etc., can solve the problem of unguaranteed real-time performance, inability to handle large-flow PTP packets, low efficiency, etc. problem, to achieve the effect of improving accuracy, improving package efficiency, and high efficiency
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[0019] The present invention will be further described in conjunction with the accompanying drawings.
[0020] A kind of Ethernet MAC module implementation device for IEEE 1588v2 protocol of the present invention comprises MAC receiving module and MAC sending module; It is characterized in that:
[0021] Such as figure 1 As shown, described MAC module is made up of MAC receiving module and MAC sending module, and MAC receiving module is responsible for the reception of all Ethernet messages, realizes on FPGA or ASIC; MAC sending module is responsible for sending of all Ethernet messages, and MAC The sending module is also responsible for returning the time stamp of the sending message to the PTP protocol stack when needed; the MAC sending module is composed of software program and hardware logic; the MAC sending module software program is installed on the CPU or DSP platform It is responsible for the auxiliary calculation of the part related to the PTP time stamp and the cont...
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