PCI总线定义E5

　

　

Clock

B17

GND

　

　

Ground

B18

REQ

　

　

Request

B19

+5V

+3.3V

Signal Rail

+V I/O (+5 V or +3.3 V)

B20

AD31

　

　

Address/Data 31

B21

AD29

　

　

Address/Data 29

B22

GND

　

　

Ground

B23

AD27

　

　

Address/Data 27

B24

AD25

　

　

Address/Data 25

B25

+3.3V

　

　

+3.3VDC

B26

C/BE3

　

　

Command, Byte Enable 3

B27

AD23

　

　

Address/Data 23

B28

GND

　

　

Ground

B29

AD21

　

　

Address/Data 21

B30

AD19

　

　

Address/Data 19

B31

+3.3V

　

　

+3.3 VDC

B32

AD17

　

　

Address/Data 17

B33

C/BE2

　

　

Command, Byte Enable 2

B34

GND13

　

　

Ground

B35

IRDY

　

　

Initiator Ready

B36

+3.3V06

　

　

+3.3 VDC

B37

DEVSEL

　

　

Device Select

B38

GND16

　

　

Ground

B39

LOCK

　

　

Lock bus

B40

PERR

　

　

Parity Error

B41

+3.3V08

　

　

+3.3 VDC

B42

SERR

　

　

System Error

B43

+3.3V09

　

　

+3.3 VDC

B44

C/BE1

　

　

Command, Byte Enable 1

B45

AD14

　

　

Address/Data 14

B46

GND18

　

　

Ground

B47

AD12

　

　

Address/Data 12

B48

AD10

　

　

Address/Data 10

B49

GND20

　

　

Ground

B50

(OPEN)

GND

(OPEN)

Ground or Open (Key)

B51

(OPEN)

GND

(OPEN)

Ground or Open (Key)

B52

AD8

　

　

Address/Data 8

B53

AD7

　

　

Address/Data 7

B54

+3.3V12

　

　

+3.3 VDC

B55

AD5

　

　

Address/Data 5

B56

AD3

　

　

Address/Data 3

B57

GND22

　

　

Ground

B58

AD1

　

　

Address/Data 1

B59

VCC08

　

　

+5 VDC

B60

ACK64

　

　

AcknowLEDge 64 bit ???

B61

VCC10

　

　

+5 VDC

B62

VCC12

　

　

+5 VDC

　

　

　

　

　

B63

RES

　

　

Reserved

B64

GND

　

　

Ground

B65

C/BE[6]#

　

　

Command, Byte Enable 6

B66

C/BE[4]#

　

　

Command, Byte Enable 4

B67

GND

　

　

Ground

B68

AD63

　

　

Address/Data 63

B69

AD61

　

　

Address/Data 61

B70

+5V

+3.3V

Signal Rail

+V I/O (+5 V or +3.3 V)

B71

AD59

　

　

Address/Data 59

B72

AD57

　

　

Address/Data 57

B73

GND

　

　

Ground

B74

AD55

　

　

Address/Data 55

B75

AD53

　

　

Address/Data 53

B76

GND

　

　

Ground

B77

AD51

　

　

Address/Data 51

B78

AD49

　

　

Address/Data 49

B79

+5V

+3.3V

Signal Rail

+V I/O (+5 V or +3.3 V)

B80

AD47

　

　

Address/Data 47

B81

AD45

　

　

Address/Data 45

B82

GND

　

　

Ground

B83

AD43

　

　

Address/Data 43

B84

AD41

　

　

Address/Data 41

B85

GND

　

　

Ground

B86

AD39

　

　

Address/Data 39

B87

AD37

　

　

Address/Data 37

B88

+5V

+3.3V

Signal Rail

+V I/O (+5 V or +3.3 V)

B89

AD35

　

　

Address/Data 35

B90

AD33

　

　

Address/Data 33

B91

GND

　

　

Ground

B92

RES

　

　

Reserved

B93

RES

　

　

Reserved

B94

GND

　

　

Ground

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