TLK100_11 Datasheet, PDF(56/88 Page) Texas Instruments – Industrial Temp, Single Port 10/100 Mb/s Ethernet Physical Layer Transceiver

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TLK100_11 Datasheet, PDF (56/88 Pages) Texas Instruments – Industrial Temp, Single Port 10/100 Mb/s Ethernet Physical Layer Transceiver

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TLK100

SLLS931B â AUGUST 2009 â REVISED DECEMBER 2009

8.4.4 MII Interrupt Status Register (MINTSR)

This register gives the status of the different interrupt function supported by TLK100.

Table 8-17. MII Interrupt Status Register (MINTSR), address 0x0013

BIT

NAME

15 Auto-Negotiation Error

14 Speed Changed

13 Duplex Mode Changed

12 Page Received

11 Auto-Negotiation Completed

10 Link Status Changed

9:8 Reserved

7 FIFO Overflow/Underflow

6 MDI Crossover Changed

5 Reserved

4 Sleep Mode Changed

3:2 Reserved

1 Polarity Changed

0 Jabber

DEFAULT

0, RO, LH

0,RO, LH

0,RO

0,RO, LH

0,RO

0,RO, LH

0,RO

0,RO, LH

DESCRIPTION

1 = Auto-Negotiation error has occurred

0 = Auto-Negotiation error has not occurred

1 = Link speed has changed

0 = Link speed has not changed

1 = Duplex mode has changed

0 = Duplex mode has not changed

1 = Page has been received

0 = Page has not been received

1 = Auto-Negotiation has completed

0 = Auto-Negotiation has not completed

1 = Link status has changed

0 = Link status has not changed

Ignore on read

1 = FIFO Overflow/Underflow occurred

0 = FIFO Overflow/Underflow did not occur

1 = MDI crossover has changed

0 = MDI crossover has not changed

Ignore on read

1 = Sleep mode has changed

0 = Sleep mode has not changed

Ignore on read

1 = Data polarity has changed

0 = Data polarity has not changed

1 = Jabber detected

0 = Jabber not detected

8.4.5 MII Interrupt Control Register (MINTCR)

This register enables to control the polarity and enabling the interrupts.

Table 8-18. MII Interrupt Control Register (MINTCR), address 0x0014

BIT NAME

15 INTN_OE

14 Reserved

13 Interrupt Polarity

12 INTN_OEN

11:0 Reserved

DEFAULT

0,RW

0,RO

1,RW

DESCRIPTION

Bit 15 Bit 12

1,RW

0,RO

Pin 42 Function

Power Down

Interrupt

Power Down

Ignore on read

1 = Interrupt pin is active low

0 = Interrupt pin is active high

Refer to the table given in the bit 15 description.

Ignore on read

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