C REV LAN91C111 SMSC

65 DATASHEET

Structure Interrupt 2.8 Figure

08)-18-(08 91.1 Revision

SQET LOST CARR LATCOL 16COL

Edge Detector on Link Err

LEMASK

CTR-ROL

CRMASK

TEMASK

TXENA

TX_SVC

EPHSR INTERRUPTS

MERGED INTO EPH INT

TX Complete

Fatal TX Error

IntAck1

nWRACK

IntAck2

IntAck4

IntAck7

RCV FIFO

NOT EMPTY

D S Q

nQ

TX FIFO EMPTY

D S Q

nQ

ALLOCATION

FAILED

RX_OVRN

D S Q

nQ

MDINT

D S Q

nQ

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

6

5

4

3

2

1

0

7

6

5

4

3

2

1

0

nRDIST

Interrupt Status Register

Interrupt Mask Register

OE

 

 

 

 

 

 

 

nOE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DATA BUS

 

D[7:0]

 

 

 

 

 

 

D[15:8]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D[15:0]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RCV INT

TX INT

TX EMPTY INT

ALLOC INT

INT

RX_OVRN INT

EPH INT

MDINT

MAIN INTERRUPTS

Datasheet

Non 10/100

 

PHY + MAC Chip Single Ethernet PCI-