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ADXRS450 - UG 

Evaluation Board User Guide 

 

Rev. 0 | Page 2 of 17 

TABLE OF CONTENTS 

Features .............................................................................................. 1

 

General Description ......................................................................... 1

 

Installation Overview ................................................................... 1

 

Revision History ............................................................................... 2

 

Inertial Sensor Evaluation System Setup ....................................... 3

 

Software Configuration ............................................................... 3

 

Hardware Configuration ............................................................. 4

 

Updating/Repairing the ISEB Firmware ................................... 5

 

Inertial Sensor Evaluation System Graphical User Interface ...... 8

 

Getting Started .............................................................................. 8

 

View and Record Data ..................................................................9

 

Temperature Test ........................................................................ 10

 

Noise and Root Allan Variance ................................................ 11

 

Turn-on Bias Stability ................................................................ 12

 

Turn-on Bias Settling ................................................................. 13

 

Sensitivity Check ........................................................................ 14

 

Alternate External High Voltage Supply ................................. 15

 

Header Pinout ................................................................................. 16

 

ESD Caution................................................................................ 16

 

 

 

REVISION HISTORY 

4/10 – Rev 1 

Minor updates to the installation routine 

12/09 – Initial Revision 

 

 
 
 

Содержание ADXRS450

Страница 1: ...hamber for temperature or humidity testing Separating the boards mitigates corruption of data due to the temperature and humidity effects of other components The ISEB is a universal main board and is...

Страница 2: ...ion 4 Updating Repairing the ISEB Firmware 5 Inertial Sensor Evaluation System Graphical User Interface 8 Getting Started 8 View and Record Data 9 Temperature Test 10 Noise and Root Allan Variance 11...

Страница 3: ...leted the user can now connect the ISEB main board to the computer via the included USB cable Once connected if the previously installed drivers are not automatically associated with the device then t...

Страница 4: ...e Manager a Windows Vista may request that the user allow access to this panel and Administrative privileges may be required b The window shown in XYZ should now open 3 Expand the Ports COM LTP menu i...

Страница 5: ...COM port is selected click OK to accept the changes and go back to the main screen Figure 9 Selecting the Correct COM Port for the Downloader When the ISEB is connected the correct firmware is selecte...

Страница 6: ...s Figure 6 These directories can be changed by the user if desired however most installations can proceed with the default values Click Next 2 License Agreement Once the installation directories have...

Страница 7: ...o generate the device s required high voltage supply For more information on using alternate high voltage supplies refer to the ADXRS450 datasheet as well as the Alternate External High Voltage Supply...

Страница 8: ...OM port Refer to the PC s Device Manager under the Ports COM LTP submenu in order to determine which COM port has been assigned to the ADI Inertial Sensor Evaluation System Select this COM port from t...

Страница 9: ...software packages However the record functionality can be performed indefinitely if desired by the user Secondary information which is transmitted along with the plotted signals is graphically repres...

Страница 10: ...ew and Record panel allowed Data is again streamed to a file to allow for an indefinite length for data recording Before recording the data on this panel if the user wishes to adjust for any null offs...

Страница 11: ...t be run at least overnight during which time care should be taken to ensure that the device is in a temperature stable and disturbance free environment Any rotational rate input into the gyroscope ca...

Страница 12: ...intended application voltage To record the data from this panel ensure that the Record Bias Run Data box is checked before clicking the View Turn on Bias Stability button The user will be prompted to...

Страница 13: ...timings such that this specification is observed then it can be useful to know the behavior of the device from the moment power is applied By sending a series of Sensor Data Requests immediately after...

Страница 14: ...by the evaluation GUI The software must perform an initial calibration step in order to accurately calculate the angle of rotation 3 Once the null calibration is performed slowly rotate the satellite...

Страница 15: ...d with the high voltage supply the proper current is sourced to the ADXRS450 The supply requirements are described in detail in the ADXRS450 datasheet In short the main requirement for the external hi...

Страница 16: ...7 HEADER PINOUT Figure 26 ISEB 20 Pin Header Pinout ESD CAUTION 1 S1 2 3 S2 4 5 S3 6 7 S4 8 CS2 9 VS2 10 VS1 11 12 ST1 13 ST2 14 SCL1 15 SDA1 16 CLK 17 MOSI 18 MISO 19 CS3 20 CS4 P1 3 3V CS2 VS2 VS1 S...

Страница 17: ...or use of evaluation boards Information furnished by Analog Devices is believed to be accurate and reliable However no responsibility is assumed by Analog Devices for its use nor for any infringements...

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