Pni RM3000 Sensor Suites Manual do Utilizador descarregar pdf (Página 2)

Table of Contents

1 COPYRIGHT & WARRANTY INFORMATION ............................................................ 4

2 INTRODUCTION .......................................................................................................... 5

3 SPECIFICATIONS ....................................................................................................... 6

3.1 GEOMAGNETIC SENSOR SUITE CHARACTERISTICS .............................. 6

3.2 SEN-XY AND SEN-Z CHARACTERISTICS .................................................... 7

3.3 3D MAGIC CHARACTERISTICS .................................................................... 8

3.4 TYPICAL SENSOR SUITE OPERATING PERFORMANCE .......................... 9

3.5 DIMENSIONS AND PACKAGING ................................................................. 13

3.5.1 Sen-XY Dimensions & Packaging .................................................... 13

3.5.2 Sen-Z Dimensions & Packaging ....................................................... 14

3.5.3 Sen-Z Shield Dimensions & Packaging ............................................ 16

3.5.4 3D MagIC Dimensions and Packaging ............................................. 17

3.6 SOLDERING ................................................................................................. 18

4 GEOMAGNETIC SENSOR SUITE OVERVIEW & SET-UP ...................................... 20

4.1 OVERVIEW ................................................................................................... 20

4.2 LAYOUT ........................................................................................................ 22

4.2.1 Sensor Orientation ............................................................................ 22

4.2.2 Local Magnetic Field Considerations ............................................... 22

4.2.3 Other Layout Considerations ............................................................ 23

4.3 3D MAGIC PIN-OUT ..................................................................................... 23

4.4 SPI TIMING REQUIREMENTS ..................................................................... 27

4.5 IDLE MODE ................................................................................................... 28

5 3D MAGIC OPERATION – STANDARD MODE ....................................................... 29

5.1 CYCLE COUNT REGISTERS ....................................................................... 29

5.2 SINGLE-AXIS MEASUREMENT (SAM) OPERATION ................................. 31

5.2.1 SAM SPI Activity Sequence ............................................................. 31

5.2.2 SAM Command Byte ........................................................................ 32

5.2.3 Making a Single-Axis Measurement ................................................. 32

5.3 MULTI-AXIS MEASUREMENT (MAM) OPERATION ................................... 33

5.3.1 MAM SPI Activity Sequence ............................................................. 33

5.3.2 MAM Command Byte ....................................................................... 33

5.3.3 MAM Axes Select Byte ..................................................................... 34

5.3.4 Making a Multi-Axis Measurement ................................................... 34

6 3D MAGIC OPERATION – LEGACY MODE ............................................................. 36

6.1 LEGACY OPERATION .................................................................................. 36

6.1.1 Legacy Operation SPI Activity Sequence......................................... 37

6.1.2 Legacy Command Byte .................................................................... 37

6.1.3 Making a Legacy Measurement ....................................................... 38

6.2 ENHANCED LEGACY OPERATION ............................................................ 39

6.2.1 Clock Divide Command Byte ............................................................ 40

6.2.2 Clock Divide Register ....................................................................... 40

6.2.3 Command Sequence for Setting Clock Divide Value ....................... 41

6.2.4 Changes to the Period Select Value ................................................ 41

1 2 3 4 5 6 7 ... 40 41

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