2024年6月9日发(作者：)

PCI总线引脚定义(资料)

PCI Bus Pinout

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32-Bit Connector Start

Pin SideB SideA SideB SideA

1 -12V TR5T* -12V TRST#

2 TCK +12V TCK +12V

3 GND TMS GND TMS

4 TDO TDI TDO TDI

5 +5V +5V +5V +5V

6 +5V INTA +5V INTA#

7 INTB# INTC# INTB# INTC#

8 INTD# +5V INTD# +5V

9 PRSNT2~ RSVD PRSNT2~ RSVD

10 RSVD +5V(I/0)RSVD +3.3V(I/O)

11 PRSNT2# RSVD PRSNT2# RSVD

12 GND GND GND KEY

13 GND GND GND KEY

14 RSVD RSVD RSVD RSVD

15 GND RST# GND RST#

16 CLK +5V(I/0)CLK +3.3V(I/0)

17 GND GNT# GND GNT#

18 REQ# GND REQ# GND

19 +5V(I/O)RSVD +5V(I/O)RSVD

20 AD[31] AD[30] AD[31] AD[30]

21 AD[29] +3.3V AD[29] +3.3V

22 GND AD[28] GND AD[28]

23 AD[27] AD[26] AD[27] AD[26]

24 AD[25] GND AD[25] GND

25 +3.3V AD[24] +3.3V AD[24]

26 C/BE[3]#IDSEL C/BE[3]#IDSEL

27 AD[23] +3.3V AD[23] +3.3V

28 GND AD[22] GND AD[22]

29 AD[21] AD[20] AD[21] AD[20]

30 AD[19] GND AD[19] GND

31 +3.3V AD[18] +3.3V AD[18]

32 AD[17] AD[16] AD[17] AD[16]

33 C/BE[2]#+3.3V C/BE[2]#+3.3V

34 GND FRAME# GND FRAME#

35 TRDY# GND TRDY# GND

36 +3.3V TRDY# +3.3V TRDY#

37 DEVSEL# GND DEVSEL# GND

38 GND STOP# GND STOP#

39 LOCK# +3.3V LOCK# +3.3V

40 PERR# SDONE PERR# SDONE

41 +3.3V SBO# +3.3V SBO#

42 SERR# GND SERR# GND

43 +3.3V PAR +3.3V PAR

44 C/BE[I] #AD[15] C/BE[I] #AD[15]

45 AD[14] +3.3V AD[14] +3.3V

46 GND AD[13] GND AD[13]

47 AD[12] AD[11] AD[12] AD[11]

48 AD[10] GND AD[10] GND

49 GND AD[09] GND AD[09]

50 Key Key GND GND

51 Key Key GND GND

52 AD[08] C/BE[0]#AD[08] C/BE[0]#

53 AD[07] +3.3V AD[07] +3.3V

54 +3.3V AD[06] +3.3V AD[06]

55 AD[05] AD[04] AD[05] AD[04]

56 AD[03] GND AD[03] GND

57 GND AD[02] GND AD[02]

58 AD[01] AD[00] AD[01] AD[00]

59 +5V(I/O)+5V(I/O)+3.3V(I/O)+3.3V(I/O)

60 ACK64# REQ64# ACK64# REQ64#

61 +5V +5V +5V +5V

62 +5V +5V +5V +5V

32-Bit Connector End

Key Key Key Key

Key Key Key Key

64-bit Connector Start

63 RSVD GND RSVD GND

64 GND C/BE[7]#GND C/BE[7]#

65 C/BE[6]#C/BE[5]#C/BE[6]#C/BE[S]#

66 C/BE[4]#+5V(I/O)C/BE[4]#+3.3V(I/O)

67 GND PAR64 GND PAR64

68 AD[63] AD[62] AD[63] AD[62]

69 AD[61] GND AD[61] GND

70 +5V(I/O)AD[60] +3.3V(I/O)AD[60]

71 AD[59] AD[58] AD[59] AD[58]

72 AD[57] GND AD[57] GND

73 GND AD[56] GND AD[56]

74 AD[55] AD[54] AD[55] AD[54]

75 AD[53] +5V(I/O)AD[53] +3.3V(I/O)

76 GND AD[52] GND AD[52]

77 AD[51] AD[50] AD[51] AD[50]

78 AD[49] GND AD[49] GND

79 +5V(I/O)AD[48] +3.3V(I/O)AD[43]

80 AD[47] AD[46] AD[47] AD[46]

81 AD[45] GND AD[45] GND

82 GND AD[44] GND AD[44]

83 AD[43] AD[42] AD[43] AD[42]

84 AD[41] +5V(I/O)AD[41] +3.3V(I/O)

85 GND AD[40] GND AD[40]

86 AD[39] AD[38] AD[39] AD[38]

87 AD[37] GND AD[37] GND

88 +5V(I/O)AD[36] +3.3V(I/O) AD[36]

89 AD[35] AD[34] AD[35] AD[34]

90 AD[33] GND AD[33] GND

91 GND AD[32] GND AD[32]

92 RSVD RSVD RSVD RSVD

93 RSVD GND RSVD GND

94 GND RSVD GND RSVD

64-bit Connector End