Normal Frame Transmission - 4.1 English

GMII to RGMII Product Guide (PG160)

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4.1 English

Normal outbound frame transfer timing is illustrated in This Figure. This figure shows that the Ethernet frame is preceded by an 8-byte preamble field (inclusive of the Start of Frame Delimiter (SFD), and completed with a 4-byte Frame Check Sequence (FCS) field. This frame is created by the Ethernet MAC connected to the other end of the GMII.

Figure 3-12:      Normal Frame Transmission

X-Ref Target - Figure 3-12