In MII,
25 MHz clock is used and four data signals TXD0, TXD1, TXD2, TXD3 and RXD0, RXD1, RXD2, RXD3 are used.
But, in RMII, pins are reduced by half and clock is increased by double. 50MHz Clock is used and TXD0, TXD1 and RXD0, RXD1 signals are used. Other data pins are grounded.
25 MHz clock is used and four data signals TXD0, TXD1, TXD2, TXD3 and RXD0, RXD1, RXD2, RXD3 are used.
But, in RMII, pins are reduced by half and clock is increased by double. 50MHz Clock is used and TXD0, TXD1 and RXD0, RXD1 signals are used. Other data pins are grounded.
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