SH7713 Datasheet, PDF (700/904 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series

Section 18 Ethernet Controller (EtherC)
18.4.3 MII Frame Timing
Each MII Frame timing is shown in figure 18.4.
TX-CLK
TX-EN
TXD3 to TXD0
TX-ER
CRS
COL
Preamble
SFD
Data
CRC
Figure 18.4 (1) MII Frame Transmit Timing (Normal Transmission)
TX-CLK
TX-EN
TXD3 to TXD0
TX-ER
CRS
COL
Preamble
JAM
Figure 18.4 (2) MII Frame Transmit Timing (Collision)
Rev.1.50 Aug. 30, 2006 Page 660 of 860
REJ09B0288-0150