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CPCI接口定义精简.doc

发布:2025-05-09约4.53千字共6页下载文档
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附表1:

6UCPCI主板J1~J5I/O定义

1、PCI总线接口(J1)

NO.

A

B

C

D

E

F

J1-1

+5V

-12V

JTAG_RST#

+12V

+5V

GND

J1-2

JTAG_TCK

+5V

JTAG_TMS

JTAG_TDO

JTAG_TDI

GND

J1-3

INTA#

INTB#

INTC#

+5V

INTD#

GND

J1-4

NC

GND

+5V

INTP

INTS

GND

J1-5

NC

NC

PCIRST#

GND

GNT0#

GND

J1-6

REQ0#

GND

+3V

PCICLK0

AD31

GND

J1-7

AD30

AD29

AD28

GND

AD27

GND

J1-8

AD26

GND

+5V

AD25

AD24

GND

J1-9

C/BE3#

IDSEL

AD23

GND

AD22

GND

J1-10

AD21

GND

+3V

AD20

AD19

GND

J1-11

AD18

AD17

AD16

GND

C/BE2#

GND

J1-12

KEYAREA

GND

J1-13

GND

J1-14

GND

J1-15

+3V

FRAME#

IRDY#

GND

TRDY#

GND

J1-16

DEVSEL#

GND

+5V

STOP#

LOCK#

GND

J1-17

+3V

SDONE

SBO#

GND

PERR#

GND

J1-18

SERR#

GND

+3V

PAR

C/BE1#

GND

J1-19

+3V

AD15

AD14

GND

AD13

GND

J1-20

AD12

GND

+5V

AD11

AD10

GND

J1-21

+3V

AD9

AD8

GND(M66EN)

C/BE0#

GND

J1-22

AD7

GND

+3V

AD6

AD5

GND

J1-23

+3V

AD4

AD3

+5V

AD2

GND

J1-24

AD1

+5V

+5V

AD0

ACK64#

GND

J1-25

+5V

REQ64#

ENUM#

+3V

+5V

GND

2、PCI总线接口(J2)

NO.

A

B

C

D

E

F

J2-1

PCICLK1

GND

REQ1#

GNT1#

REQ2#

GND

J2-2

PCICLK2

PCICLK3

SYSEN#

GNT2#

REQ3#

GND

J2-3

PCICLK4

GND

GNT3#

REQ4#

GNT4#

GND

J2-4

VCC

PCIRSV

C/BE7#

GND

C/BE6#

GND

J2-5

C/BE5#

GND

VCC

C/BE4#

PAR64

GND

J2-6

GND

GND

J2-7

GND

VCC

GND

J2-8

GND

GND

J2-9

GND

VCC

GND

J2-10

GND

GND

J2-11

GND

VCC

GND

J2-12

GND

GND

J2-13

GND

VCC

GND

J2-14

GND

GND

J2-15

PCIRSV

GND

FAL#

REQ5#

GNT5#

GND

J2-16

PCIRSV

PCIRSV

DEG#

GND

PCIRSV

GND

J2-17

PCIRSV

GND

PRST#

REQ6#

GNT6#

GND

J2-18

PCIRSV

PCIRSV

PCIRSV

GND

PCIRSV

GND

J2-19

GND

GND

NC

BATT

GND

J2-20

PCICLK5

GND

GND

GND

J2-21

PCICLK6

GND

GND

J2-22

GA4

GA3

GA2

GA1

GA0

GND

说明:

PCICLK7、PCICLK8、REQ7#、REQ8#、GNT7#、GNT8#信号参照706

BATT信号参照706理解为CMOS电池引脚

3、J3(保存)

脚号

A

B

C

D

E

F

J3-1

GND

GND

GND

GND

GND

GND

J3-2

GND

GND

GND

GND

GND

GND

J3-3

+12V

+12V

+12V

+12V

+12V

GND

J3-4

+12V

+12V

+12V

+12V

+12V

GND

J3-5

GND

GND

GND

GND

GND

GND

J3-6

GND

J3-7

GND

J3-8

GND

GND

GND

GND

GND

GND

J3-9

SATA0_RXP

SATA0_RXN

GND

+28V

+28V_FAN

GND

J3-10

SATA0_TXP

SATA0_TXN

GND

+28V

+28V_FAN

GND

J3-11

GND

J3-12

USB7+

USB8+

GND

+28V_GND

+28V_FAN_GND

GND

J3-13

USB7-

USB8-

GND

+28V_GND

+28V_FA

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