National Instruments 320174B-01 用户手册

                                                                                                                                                            

This appendix contains the pinout and signal names for the I/O connector on the Lab-NB.

Figure B-1 shows the Lab-NB 50-pin I/O connector.

1

2

3

4

5

6

7

8

   9

 10

 11  12

 13  14

 15  16

 17  18

 19  20

 21  22

 23     24

 25  26

 27  28

 29  30

 31  32

 33  34

 35  36

 37  38

 39  40

 41  42

 43  44

 45   46

 47  48

 49  50

ACH1

ACH3

ACH5

DAC0 OUT

DAC1 OUT

ACH7

PA0

PA4

PA6

PB0

PB2

PA2

PB4

PB6

PC0

PC2

PC4

PC6

EXTTRIG

EXTCONV*

GATB0

GATB1

OUTB2

CLKB2

DGND

ACH0

ACH2

ACH4

ACH6

AIGND

AOGND

DGND

PA1

PA3

PA5

PA7

PB1

PB3

PB5

PB7

PC1

PC3

PC5

PC7

EXTUPDATE*

OUTB0

OUTB1

CLKB1

GATB2

+5V

Figure B-1.  Lab-NB I/O Connector

Detailed signal specifications are included in Chapter 2, Configuration and Installation, and in
Appendix A, Specifications.