AN983 datasheet(8/91 Pages) ETC

8 / 91 page

AN983B

PCI/miPCI Fast Ethernet Controller with integrated PHY

FIGURE INDEX

Fig -

System diagram of the AN983B ...................................................................................10

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Block diagram of the AN983B .....................................................................................13

Fig -

Pin assignment ..............................................................................................................14

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Initializatin flow............................................................................................................56

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Ring structure of frame buffer ......................................................................................57

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Chain structure of frame buffer.....................................................................................58

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Transmit pointers for descriptor management ..............................................................59

Fig -

Receive pointers for descriptor management................................................................60

Fig -

Transmit flow................................................................................................................61

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Transmit data flow of pre-fetch data...........................................................................62

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Transmit normal interrupt and early interrupt comparison .........................................62

Fig -

Receive data flow (without early interrupt and with early interrupt)..........................63

Fig -

Detailed receive early interrupt flow ..........................................................................64

Fig -

MAC Control Frame Format ......................................................................................70

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PAUSE operation receive state diagram.....................................................................71

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PCI Clock Waveform..................................................................................................79

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PCI Timings ................................................................................................................81

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Flash write timings......................................................................................................82

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Flash read timings .......................................................................................................83

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Serial EEPROM timing ..............................................................................................84

Fig -

Transmit signal timing relationships at the

MII………..……………………………………..887

Fig -

Receive signal timing relations at the MII

……..…………………………..……..87

Fig -

MDIO sourced by MAC……………………………………………………………..87

Fig -

MDIO sourced by PHY …...……………………………………………………..87

Fig -

Package outline for the AN983B/AN983BL …...……………………………..87

ADMtek Inc.

www.admtek.com.tw

Rev. 1.8

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