TNETE2008 Datasheet, PDF (20/33 Pages) Texas Instruments – OctalPHY EIGHT 10BASE-T PHYSICAL-LAYER INTERFACES

TNETE2008
OctalPHY
EIGHT 10BASE-T PHYSICAL-LAYER INTERFACES
SPWS042B – DECEMBER 1997 – REVISED JUNE 1998
IFCLK
(output)
IFTXEN
(input)
IFTXD3
(input)
Clock Must Run Continuously
Force_Conf (1 = force conf)
IFTXD2
(input)
Speed (0 = 10 Mbit/s)
IFTXD1
(input)
Pause (0 = force no pause)
IFTXD0
(input)
IFLINK
(output)
IFFORCEHD
Renegotiation
(input)
IFRXDV
(output)
IFRXD3
(output)
Half Duplex (0 = full duplex)
Octet Latches Final Values,
Just Before IFLINK Asserts.
Restarts Autonegotiation Setup
Must Be 0
IFRXD2
(output)
Speed (0 = 10 Mbit/s)
IFRXD1
(output)
Pause (0 = no pause)
IFRXD0
(output)
Half Duplex (0 = full duplex)
Link Fails
or Renegotiation
Link Pulse Detection
Link Good
Latch Final Values
When Link↑
Figure 9. MAC-to-PHY, PHY-to-MAC Control Exchanges for Force Configuration Mode
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