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TNETE2008 数据表(PDF) 18 Page - Texas Instruments |
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TNETE2008 数据表(HTML) 18 Page - Texas Instruments |
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18 / 33 page  TNETE2008 OctalPHY EIGHT 10BASE-T PHYSICAL-LAYER INTERFACES SPWS042B – DECEMBER 1997 – REVISED JUNE 1998 18 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 Force_Conf Speed (0 = 10 Mbit/s) Pause Must Be 0 Speed (0 = 10 Mbit/s) Pause (0 = no pause) Half Duplex IFCLK IFLINK IFRXDX IFRXD Final Value TNETE2008 Latches Final Values, Just Before Autonegotiation FLP Exchange Commences. (0 = no force conf) (0 = request no pause) Restarts Autonegotiation Setup IFFORCEHD Renegotiation (input) Latch Final Values When IFLINK ↑ (Expanded View) Link Good Negotiated Link Protocol Autonegotiate Commences Link Fails OR Renegotiation 1200 ms MIN 80 ms MIN 750 ms MIN (0 = full duplex) Clock Must Run Continuously Half Duplex (0 = request, full duplex when IFFORCEHD = 1) IFCLK (output) IFTXEN (input) IFTXD3 (input) IFTXD2 (input) IFTXD1 (input) IFTXD0 (input) IFLINK (output) IFRXDV (output) IFRXD3 (output) IFRXD2 (output) IFRXD1 (output) IFRXD0 (output) IFLINK = 1: IFRXD Final Value Latched on Previous Edge Figure 8. MAC-to-PHY, PHY-to-MAC Control Exchanges for Not Force Configuration Mode |
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