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Table 1.

 NI PXIe-7821R Pinout

Pinout

Signal

Description

 

 

 

GND

DIO0

GND

External Clock 

x

*

GND

DIO30

DIO28

GND

GND

DIO24

GND

DIO22

GND

DIO26

GND

DIO20

GND

DIO18

GND

DIO16

GND

DIO14

GND

DIO12

GND

DIO10

GND

DIO8

GND

DIO6

GND

DIO4

GND

DIO2

DIO31

GND

DIO29

GND

DIO27

GND

DIO25

GND

DIO23

GND

DIO21

GND

DIO19

GND

DIO17

GND

DIO15

GND

DIO13

GND

DIO11

GND

DIO9

GND

DIO7

GND

DIO5

GND

DIO3

GND

DIO1

GND

GND

GND

35 1

36 2

37 3

38 4

39 5

40 6

41 7

42 8

43 9

44 10

45 11

46 12

47 13

48 14

49 15

50 16

51 17

52 18

53 19

54 20

55 21

56 22

57 23

58 24

59 25

60 26

61 27

62 28

63 29

64 30

65 31

66 32

67 33

68 34

x

 is the connector number. 

External Clock 

x

 is an input only.

DIO <0...31>

Digital I/O data through channels 0
through 31.

GND

Ground reference for signals.

External Clock External clock input source that can be

used for source synchronous
acquisitions. The provided clock source
must be stable and glitch-free.

The NI PXIe-7821R is protected from overvoltage and overcurrent conditions. Refer to the

NI PXIe-7821R Specifications

, available at 

ni.com/manuals

, for more information on

overvoltage and overcurrent conditions.

NI PXIe-7821R Getting Started Guide

  | 

© National Instruments

  | 

7

Summary of Contents for PXIe-7821R

Page 1: ...7821R in a manner not specified in this user manual Product misuse can result in a hazard You can compromise the safety protection built into the product if the product is damaged in any way If the product is damaged return it to National Instruments for repair Electromagnetic Compatibility Guidelines This product was tested and complies with the regulatory requirements and limits for electromagne...

Page 2: ...onnected to the product using a shielded cable If unshielded cables or accessories are not properly installed and shielded the EMC specifications for the product are no longer guaranteed Caution To ensure the specified EMC performance install two 2 snap on ferrite beads 777297 01 per connected I O cable in accordance with the product installation instructions Caution To ensure the specified EMC pe...

Page 3: ...use only Note Refer to the device datasheet on ni com manuals for complete specifications Installing Software on the Host Computer Before using the NI PXIe 7821R you must install the following application software and device drivers on the host computer 1 LabVIEW 2014 SP1 or later 2 LabVIEW Real Time Module 2014 SP1 or later1 3 LabVIEW FPGA Module 2014 SP1 or later 4 NI RIO Device Drivers February...

Page 4: ...s from all the captive screws on the module front panel 5 Identify a supported slot in the chassis The following figure shows the symbols that indicate the slot types Figure 2 Chassis Compatibility Symbols NI PXIe 1062Q 1 2 3 4 5 1 PXI Express System Controller Slot 2 PXI Peripheral Slot 3 PXI Express Hybrid Peripheral Slot 4 PXI Express System Timing Slot 5 PXI Express Peripheral Slot NI PXIe 782...

Page 5: ...ots using filler panels or slot blockers to maximize cooling air flow 12 Power on the chassis Verifying Hardware Installation for Host Targets You can verify that the system recognizes the NI PXIe 7821R by using Measurement Automation Explorer MAX 1 Launch MAX by navigating to Start All Programs National Instruments MAX or by clicking the MAX desktop icon 2 Expand Devices and Interfaces 3 Verify t...

Page 6: ...nd Devices and Interfaces If the device does not appear press F5 to refresh the view in MAX If the device does not appear after refreshing the view visit ni com support for troubleshooting information Connecting the NI PXIe 7821R NI recommends using the following cables and accessories with the NI PXIe 7821R EMI suppression ferrites 777297 01 Shielded 68 Pin Connector Block for R Series DIO HSDIO ...

Page 7: ...16 51 17 52 18 53 19 54 20 55 21 56 22 57 23 58 24 59 25 60 26 61 27 62 28 63 29 64 30 65 31 66 32 67 33 68 34 x is the connector number External Clock x is an input only DIO 0 31 Digital I O data through channels 0 through 31 GND Ground reference for signals External Clock External clock input source that can be used for source synchronous acquisitions The provided clock source must be stable and...

Page 8: ...aximum voltage and current When the system powers on the DIO channels are set as input low with pull down resistors To set another power on state you can configure the NI PXIe 7821R to load a VI when the system powers on The VI can then set the DIO lines to any power on state All the DIO channels on Connectors 0 through 3 are routed with a 50 Ω characteristic trace impedance Route all external cir...

Page 9: ...longer than 3 m 10 ft For each connected I O cable install two 2 snap on ferrite beads 777297 01 one on each end of the cable as close to the connector as practical Two 2 snap on ferrite beads 777297 01 are included in ach of the following recommended cable kits Shielded R Series High Speed Digital Cable 1m 156166 01 Shielded R Series High Speed Digital Cable 2m 156166 02 For user supplied cables ...

Page 10: ...al support At ni com support you have access to everything from troubleshooting and application development self help resources to email and phone assistance from NI Application Engineers National Instruments corporate headquarters is located at 11500 North Mopac Expressway Austin Texas 78759 3504 National Instruments also has offices located around the world to help address your support needs For...

Page 11: ... and third party legal notices in the readme file for your NI product Refer to the Export Compliance Information at ni com legal export compliance for the National Instruments global trade compliance policy and how to obtain relevant HTS codes ECCNs and other import export data NI MAKES NO EXPRESS OR IMPLIED WARRANTIES AS TO THE ACCURACY OF THE INFORMATION CONTAINED HEREIN AND SHALL NOT BE LIABLE ...

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