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9.Шины расширения. Рисунок слота с нумерацией контактов. Таблица назначения контактов шин расширения.

Шина расширения — компьютерная шина, которая используется на системной карте компьютеров или промышленных контроллеров, для добавления устройств (плат) в компьютер.

Контакты A 32 бит

Контакты A 64 бит

Контакты В 32 бит

Контакты В 64 бит

1

TRST

2

+12 B

3

TMS

4

TDI

5

+5 B

6

INTA

7

INTC

8

+5 B

9

Reserved

10

+5 B

11

Reserved

12

Ground

13

Ground

14

Reserved

15

RST

16

+5 B

17

GNT

18

Ground

19

Reserved

20

Address 30

21

+3.3 В

22

Address 28

23

Address 26

24

Ground

25

Address 24

26

IDSEL

27

+3.3 В

28

Address 22

29

Address 20

30

Ground

31

Address 18

32

Address 16

33

+3.3 В

34

FRAME

35

Ground

36

TRDY

37

Ground

38

STOP

39

+3.3 B

40

SDONE

41

SBO

42

Ground

43

PAR

44

Address 15

45

+3.3 В

46

Address 13

47

Address 11

48

Ground

49

Address 9

50

+5 В

51

+5 В

52

C/BE0

53

+3.3 В

54

Address 6

55

Address 4

56

Ground

57

Address 2

58

Address 0

59

+5 В

60

REQ64

61

VCC11

62

VCC13

63

Ground

64

C/BE[7]#

65

C/BE[5]#

66

+5 В

67

PAR64

68

Address 62

69

Ground

70

Address 60

71

Address 58

72

Ground

73

Address 56

74

Address 54

75

+5 В

76

Address 52

77

Address 50

78

Ground

79

Address 48

80

Address 46

81

Ground

82

Address 44

83

Address 42

84

+5 В

85

Address 40

86

Address 38

87

Ground

88

Address 36

89

Address 34

90

Ground

91

Address 32

92

Reserved

93

Ground

94

Reserved

1

-12 В

2

TCK

3

Ground

4

TDO

5

+5 B

6

+5 B

7

INTB

8

INTD

9

PRSNT1

10

Reserved

11

PRSNT2

12

Ground

13

Ground

14

Reserved

15

Ground

16

CLK

17

Ground

18

REQ

19

+5/ +3.3V B

20

Address 31

21

Address 29

22

Ground

23

Address 27

24

Address 25

25

+3.3 В

26

C/BE3

27

Address 23

28

Ground

29

Address 21

30

Address 19

31

+3.3 В

32

Address 17

33

C/BE2

34

Ground

35

IRDY

36

+3.3 B

 

37

DEVSEL

38

Ground

39

LOCK

40

PERR

41

+3.3 B

42

SERR

43

+3.3 B

44

C/BE1

45

Address 14

46

Ground

47

Address 12

48

Address 10

49

Ground

50

+5 B

51

+5 B

52

Address 8

53

Address 7

54

+3.3 B

55

Address 5

56

Address 3

57

Ground

58

Address 1

59

VCC08

60

ACK64

61

VCC10

62

VCC12

63

Reserved

64

Ground

65

C/BE[6]#

66

C/BE[4]#

67

Ground

68

Address 63

69

Address 61

70

+5/+3.3 B

71

Address 59

72

Address 57

73

Ground

74

Address 55

75

Address 53

76

Ground

77

Address 51

78

Address 49

79

+5/+3.3B

80

Address 47

81

Address 45

82

Ground

83

Address 43

84

Address 41

85

Ground

86

Address 39

87

Address 37

88

+5/+3.3 B

89

Address 35

90

Address 33

91

Ground

92

Reserved

93

Reserved

94

Ground

PCI-E

Pin

Side B Connector

Side A Connector

#

Name

Description

Name

Description

1

+12v

+12 volt power

PRSNT#1

Hot plug presence detect

2

+12v

+12 volt power

+12v

+12 volt power

3

RSVD

Reserved

+12v

+12 volt power

4

GND

Ground

GND

Ground

5

SMCLK

SMBus clock

JTAG2

TCK

6

SMDAT

SMBus data

JTAG3

TDI

7

GND

Ground

JTAG4

TDO

8

+3.3v

+3.3 volt power

JTAG5

TMS

9

JTAG1

+TRST#

+3.3v

+3.3 volt power

10

3.3Vaux

3.3v volt power

+3.3v

+3.3 volt power

11

WAKE#

Link Reactivation

PWRGD

Power Good

Mechanical Key

12

RSVD

Reserved

GND

Ground

13

GND

Ground

REFCLK+

Reference Clock Differential pair

14

HSOp(0)

Transmitter Lane 0, Differential pair

REFCLK-

15

HSOn(0)

GND

Ground

16

GND

Ground

HSIp(0)

Receiver Lane 0, Differential pair

17

PRSNT#2

Hotplug detect

HSIn(0)

18

GND

Ground

GND

Ground

PCI-Express 4x Connector Pin-Out

Pin

Side B Connector

Side A Connector

#

Name

Description

Name

Description

1

+12v

+12 volt power

PRSNT#1

Hot plug presence detect

2

+12v

+12 volt power

+12v

+12 volt power

3

RSVD

Reserved

+12v

+12 volt power

4

GND

Ground

GND

Ground

5

SMCLK

SMBus clock

JTAG2

TCK

6

SMDAT

SMBus data

JTAG3

TDI

7

GND

Ground

JTAG4

TDO

8

+3.3v

+3.3 volt power

JTAG5

TMS

9

JTAG1

+TRST#

+3.3v

+3.3 volt power

10

3.3Vaux

3.3v volt power

+3.3v

+3.3 volt power

11

WAKE#

Link Reactivation

PWRGD

Power Good

Mechanical Key

12

RSVD

Reserved

GND

Ground

13

GND

Ground

REFCLK+

Reference Clock Differential pair

14

HSOp(0)

Transmitter Lane 0, Differential pair

REFCLK-

15

HSOn(0)

GND

Ground

16

GND

Ground

HSIp(0)

Receiver Lane 0, Differential pair

17

PRSNT#2

Hotplug detect

HSIn(0)

18

GND

Ground

GND

Ground

19

HSOp(1)

Transmitter Lane 1, Differential pair

RSVD

Reserved

20

HSOn(1)

GND

Ground

21

GND

Ground

HSIp(1)

Receiver Lane 1, Differential pair

22

GND

Ground

HSIn(1)

23

HSOp(2)

Transmitter Lane 2, Differential pair

GND

Ground

24

HSOn(2)

GND

Ground

25

GND

Ground

HSIp(2)

Receiver Lane 2, Differential pair

26

GND

Ground

HSIn(2)

27

HSOp(3)

Transmitter Lane 3, Differential pair

GND

Ground

28

HSOn(3)

GND

Ground

29

GND

Ground

HSIp(3)

Receiver Lane 3, Differential pair

30

RSVD

Reserved

HSIn(3)

31

PRSNT#2

Hot plug detect

GND

Ground

32

GND

Ground

RSVD

Reserved

PCI-Express 8x Connector Pin-Out

Pin

Side B Connector

Side A Connector

#

Name

Description

Name

Description

1

+12v

+12 volt power

PRSNT#1

Hot plug presence detect

2

+12v

+12 volt power

+12v

+12 volt power

3

RSVD

Reserved

+12v

+12 volt power

4

GND

Ground

GND

Ground

5

SMCLK

SMBus clock

JTAG2

TCK

6

SMDAT

SMBus data

JTAG3

TDI

7

GND

Ground

JTAG4

TDO

8

+3.3v

+3.3 volt power

JTAG5

TMS

9

JTAG1

+TRST#

+3.3v

+3.3 volt power

10

3.3Vaux

3.3v volt power

+3.3v

+3.3 volt power

11

WAKE#

Link Reactivation

PWRGD

Power Good

Mechanical Key

12

RSVD

Reserved

GND

Ground

13

GND

Ground

REFCLK+

Reference Clock Differential pair

14

HSOp(0)

Transmitter Lane 0, Differential pair

REFCLK-

15

HSOn(0)

GND

Ground

16

GND

Ground

HSIp(0)

Receiver Lane 0, Differential pair

17

PRSNT#2

Hotplug detect

HSIn(0)

18

GND

Ground

GND

Ground

19

HSOp(1)

Transmitter Lane 1, Differential pair

RSVD

Reserved

20

HSOn(1)

GND

Ground

21

GND

Ground

HSIp(1)

Receiver Lane 1, Differential pair

22

GND

Ground

HSIn(1)

23

HSOp(2)

Transmitter Lane 2, Differential pair

GND

Ground

24

HSOn(2)

GND

Ground

25

GND

Ground

HSIp(2)

Receiver Lane 2, Differential pair

26

GND

Ground

HSIn(2)

27

HSOp(3)

Transmitter Lane 3, Differential pair

GND

Ground

28

HSOn(3)

GND

Ground

29

GND

Ground

HSIp(3)

Receiver Lane 3, Differential pair

30

RSVD

Reserved

HSIn(3)

31

PRSNT#2

Hot plug detect

GND

Ground

32

GND

Ground

RSVD

Reserved

33

HSOp(4)

Transmitter Lane 4, Differential pair

RSVD

Reserved

34

HSOn(4)

GND

Ground

35

GND

Ground

HSIp(4)

Receiver Lane 4, Differential pair

36

GND

Ground

HSIn(4)

37

HSOp(5)

Transmitter Lane 5, Differential pair

GND

Ground

38

HSOn(5)

GND

Ground

39

GND

Ground

HSIp(5)

Receiver Lane 5, Differential pair

40

GND

Ground

HSIn(5)

41

HSOp(6)

Transmitter Lane 6, Differential pair

GND

Ground

42

HSOn(6)

GND

Ground

43

GND

Ground

HSIp(6)

Receiver Lane 6, Differential pair

44

GND

Ground

HSIn(6)

45

HSOp(7)

Transmitter Lane 7, Differential pair

GND

Ground

46

HSOn(7)

GND

Ground

47

GND

Ground

HSIp(7)

Receiver Lane 7, Differential pair

48

PRSNT#2

Hot plug detect

HSIn(7)

49

GND

Ground

GND

Ground

PCI-Express 16x Connector Pin-Out

Pin

Side B Connector

Side A Connector

#

Name

Description

Name

Description

1

+12v

+12 volt power

PRSNT#1

Hot plug presence detect

2

+12v

+12 volt power

+12v

+12 volt power

3

RSVD

Reserved

+12v

+12 volt power

4

GND

Ground

GND

Ground

5

SMCLK

SMBus clock

JTAG2

TCK

6

SMDAT

SMBus data

JTAG3

TDI

7

GND

Ground

JTAG4

TDO

8

+3.3v

+3.3 volt power

JTAG5

TMS

9

JTAG1

+TRST#

+3.3v

+3.3 volt power

10

3.3Vaux

3.3v volt power

+3.3v

+3.3 volt power

11

WAKE#

Link Reactivation

PWRGD

Power Good

Mechanical Key

12

RSVD

Reserved

GND

Ground

13

GND

Ground

REFCLK+

Reference Clock Differential pair

14

HSOp(0)

Transmitter Lane 0, Differential pair

REFCLK-

15

HSOn(0)

GND

Ground

16

GND

Ground

HSIp(0)

Receiver Lane 0, Differential pair

17

PRSNT#2

Hotplug detect

HSIn(0)

18

GND

Ground

GND

Ground

19

HSOp(1)

Transmitter Lane 1, Differential pair

RSVD

Reserved

20

HSOn(1)

GND

Ground

21

GND

Ground

HSIp(1)

Receiver Lane 1, Differential pair

22

GND

Ground

HSIn(1)

23

HSOp(2)

Transmitter Lane 2, Differential pair

GND

Ground

24

HSOn(2)

GND

Ground

25

GND

Ground

HSIp(2)

Receiver Lane 2, Differential pair

26

GND

Ground

HSIn(2)

27

HSOp(3)

Transmitter Lane 3, Differential pair

GND

Ground

28

HSOn(3)

GND

Ground

29

GND

Ground

HSIp(3)

Receiver Lane 3, Differential pair

30

RSVD

Reserved

HSIn(3)

31

PRSNT#2

Hot plug detect

GND

Ground

32

GND

Ground

RSVD

Reserved

33

HSOp(4)

Transmitter Lane 4, Differential pair

RSVD

Reserved

34

HSOn(4)

GND

Ground

35

GND

Ground

HSIp(4)

Receiver Lane 4, Differential pair

36

GND

Ground

HSIn(4)

37

HSOp(5)

Transmitter Lane 5, Differential pair

GND

Ground

38

HSOn(5)

GND

Ground

39

GND

Ground

HSIp(5)

Receiver Lane 5, Differential pair

40

GND

Ground

HSIn(5)

41

HSOp(6)

Transmitter Lane 6, Differential pair

GND

Ground

42

HSOn(6)

GND

Ground

43

GND

Ground

HSIp(6)

Receiver Lane 6, Differential pair

44

GND

Ground

HSIn(6)

45

HSOp(7)

Transmitter Lane 7, Differential pair

GND

Ground

46

HSOn(7)

GND

Ground

47

GND

Ground

HSIp(7)

Receiver Lane 7, Differential pair

48

PRSNT#2

Hot plug detect

HSIn(7)

49

GND

Ground

GND

Ground

50

HSOp(8)

Transmitter Lane 8, Differential pair

RSVD

Reserved

51

HSOn(8)

GND

Ground

52

GND

Ground

HSIp(8)

Receiver Lane 8, Differential pair

53

GND

Ground

HSIn(8)

54

HSOp(9)

Transmitter Lane 9, Differential pair

GND

Ground

55

HSOn(9)

GND

Ground

56

GND

Ground

HSIp(9)

Receiver Lane 9, Differential pair

57

GND

Ground

HSIn(9)

58

HSOp(10)

Transmitter Lane 10, Differential pair

GND

Ground

59

HSOn(10)

GND

Ground

60

GND

Ground

HSIp(10)

Receiver Lane 10, Differential pair

61

GND

Ground

HSIn(10)

62

HSOp(11)

Transmitter Lane 11, Differential pair

GND

Ground

63

HSOn(11)

GND

Ground

64

GND

Ground

HSIp(11)

Receiver Lane 11, Differential pair

65

GND

Ground

HSIn(11)

66

HSOp(12)

Transmitter Lane 12, Differential pair

GND

Ground

67

HSOn(12)

GND

Ground

68

GND

Ground

HSIp(12)

Receiver Lane 12, Differential pair

69

GND

Ground

HSIn(12)

70

HSOp(13)

Transmitter Lane 13, Differential pair

GND

Ground

71

HSOn(13)

GND

Ground

72

GND

Ground

HSIp(13)

Receiver Lane 13, Differential pair

73

GND

Ground

HSIn(13)

74

HSOp(14)

Transmitter Lane 14, Differential pair

GND

Ground

75

HSOn(14)

GND

Ground

76

GND

Ground

HSIp(14)

Receiver Lane 14, Differential pair

77

GND

Ground

HSIn(14)

78

HSOp(15)

Transmitter Lane 15, Differential pair

GND

Ground

79

HSOn(15)

GND

Ground

80

GND

Ground

HSIp(15)

Receiver Lane 15, Differential pair

81

PRSNT#2

Hot plug present detect

HSIn(15)

82

RSVD#2

Hot Plug Detect

GND

Ground

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