VXI VT1538A - Manual

VXI VT1538A

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Table of Contents:

  • Page 3 – NTRODUCTION; Dynamic DAC Products
  • Page 4 – Technical Support; See
  • Page 5 – Where to Find it - Online and Printed Information:; User’s and SCPI Programming Manual
  • Page 7 – Agilent E1538A Enhanced Frequency/Totalize/PWM SCP; About this Manual
  • Page 8 – Introduction; -- Totalize positive or negative signal transitions
  • Page 9 – The Command Module driver with revision A.05.11 or later; Figure 1. Identifying the SCP and its ROM Revision
  • Page 10 – Setting Configuration Switches; Locating switches; Figure 2. Switch Location and Example Settings
  • Page 11 – Installation; Figure 4 shows the screw terminal Option 11 for the E1419A.; Figure 3. E1538A Terminal Module Connections
  • Page 12 – Recommended Signal Connections; Note; Figure 4. E1419A Option 11 Terminal Module Connections
  • Page 13 – Input and Output Characteristics; Input Characteristics; Figure 5. Recommended Connections and Voltage Limits
  • Page 14 – VRS Mode; VRS enable ON is not allowed if PU enable is ON.; Figure 6. The E1538A Input/Output Characteristics
  • Page 15 – formula; Output Characteristics; Programming With SCPI Commands; Figure 7. VRS Mode Input Characteristics
  • Page 16 – The value returned for the E1538A SCP is:; query SCP type @ ch 0; Configuring I/O Direction
  • Page 17 – Determining the Input; query 2nd chan on SCP pos. 4; Set Input Logic Sense; To configure channels 40 to 43 to sense low input as logic 1
  • Page 18 – Reading Static; To set channels 40 through 43 to input digital states; default for all dig inputs; Figure 8. Input Static Digital States
  • Page 19 – Totalize Positive or; ch 44 totalize reset at INIT; Figure 9. Input Totalize Count
  • Page 20 – About Period and; The APERture mode sets a fixed duration that the SCP will use to
  • Page 21 – Measure Frequency; To measure frequency at channel 45 with aperture of 1 second; INIT; Figure 10. Input Frequency
  • Page 22 – Measure Period; Figure 11. Input Period
  • Page 24 – Measure Pulse Width; The value returned to an algorithm can be from 5; read puls width on chs 46&47; Figure 12. Measure Pulse Width
  • Page 25 – Sense Quadrature; start algorithm execution
  • Page 26 – Sense Rotational Velocity; The value read by the algorithm can range from; Figure 13. Sense Quadrature Position
  • Page 27 – Figure 14. Sense Rotational Velocity
  • Page 28 – Programming Output; Controlling Output; OUTP:POL NORM a logical 1 output from the algorithm, or generated; Output Static; default for all digital outputs; Figure 15. Output Static Levels
  • Page 29 – Variable Width Pulse Per; The command sequence to set-up this mode is:; start alg execution; Figure 16. Output Variable Width Pulse per Trigger
  • Page 30 – Variable Width Pulse; Sec to; and continuous PWM train
  • Page 31 – Variable Frequency Fixed; and continuous pulse train; The algorithm can now output a frequency value to channel 45:
  • Page 32 – Variable Frequency; The frequency resolution is
  • Page 33 – Rotationally Positioned; Figure 20. Four Modes of Rotationally Positioned Pulses
  • Page 34 – Rotational Pulse; to the property specified by the command syntax.
  • Page 35 – sense rvel for reference channel
  • Page 36 – Figure 21. Variable Position, Width Preset by Angle
  • Page 37 – Figure 22. Variable Position, Width Preset by Time
  • Page 39 – Figure 23. Fixed Position, Variable Width by Angle
  • Page 40 – preset ch 45 pulse width to 5ms; Figure 24. Fixed Position, Variable Width by Time
  • Page 41 – Stepper Motor Control; Figure 25. Relationship of
  • Page 42 – motor phase channel group can not be split across SCPs.; channel 0 reads voltage
  • Page 46 – SCPI Command Reference; Command Syntax
  • Page 48 – Parameters; Parameters; mode
  • Page 49 – level
  • Page 50 – select
  • Page 51 – Channel must specify a single channel; Returned Value: returns one of NORM or INV. The type is string.; aperture; For APERture to effect the measurement, SENS:FREQ:MODE must be; Usage
  • Page 52 – Returned Value: returns numeric aperture in seconds, The type is; allows you to; The period associated with the FREQ:LIMit:LOWer frequency is the
  • Page 53 – An unusual (but valid) use is to set the LIMit:LOWer frequency to be
  • Page 55 – See “About Period and Frequency Measurements” on; See “About Period and Frequency Measurements” on page 16.; sets the SENSe function to; See “About Period and Frequency Measurements” on; string
  • Page 56 – See “Measure Pulse Width”; See “Measure Pulse Width” on page 20.
  • Page 57 – The algorithm reads the current count through the low numbered; See “Sense Quadrature Position” on page 21.
  • Page 58 – See “Sense Rotational Velocity” on page 22.
  • Page 59 – See “Totalize Positive or Negative Edge; digital SCP channels.; See “Totalize Positive or Negative Edge State Changes” on page 15.
  • Page 60 – For APERture to effect the measurement, SENS:PER:MODE must be
  • Page 62 – An unusual (but valid) use is to set the LIMit:UPPer period to be less
  • Page 63 – selects the measurement
  • Page 64 – returns the measurement; count; sets the number of
  • Page 65 – returns the number of; RETURNS: uint32 value which is the current period count; range; Range 1.0 sec provides period measurement in the range:; 538As have a possible settings conflict:
  • Page 66 – returns the current setting; RETURNS: float32, configured upper period time range for given ch.
  • Page 67 – Channel must specify a single channel.; If the FM state is ON then the PULM state is OFF. If the PULM state
  • Page 70 – sets the SOURce; This PULSe channel function is further defined by the; Figure 30. For Long Pulses Use Extra Tooth Wheel
  • Page 71 – See “Stepper Motor Control” on page 37.
  • Page 72 – The range of position values that an algorithm can send for the; Figure 31. Relationship of
  • Page 73 – This command is coupled with the SOURce:FM command. If the FM; enable
  • Page 74 – OFF
  • Page 75 – sets the fixed pulse
  • Page 76 – returns the fixed pulse width value; has a resolution of 1 degree. The pulse is positioned at
  • Page 78 – returns the setting for chan 45; degrees; preset channel 47 pulse width to
  • Page 79 – return pulse width for channel 47; seconds
  • Page 81 – Specifications; General Specifications; Cross-Talk Between Channels
  • Page 82 – Period Measurement; Aperture Time
  • Page 83 – Rotational Velocity Measure; Pulse Width Measure; Pulse Source
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ANUAL

82-0093-000

Release April 28, 2003



VXI Technology, Inc.

2031 Main Street

Irvine, CA 92614-6509

(949) 955-1894

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Summary

Page 3 - NTRODUCTION; Dynamic DAC Products

www.vxitech.com 3 I NTRODUCTION On May 1, 2003, VXI Technology, Inc. acquired Agilent Technology’s mechanical data acquisition product segment. During the transition period, Agilent branded manuals will be provided with the dynamic and static data acquisition products until the manuals have been reb...

Page 4 - Technical Support; See

VXI Technology, Inc. 4 S UPPORT R ESOURCES Support resources for this product are available on the Internet and at VXI Technology customer support centers. VXI Technology World Headquarters VXI Technology, Inc. 2031 Main Street Irvine, CA 92614-6509 Phone: (949) 955-1894 Fax: (949) 955-3041 VXI Tech...

Page 5 - Where to Find it - Online and Printed Information:; User’s and SCPI Programming Manual

Where to Find it - Online and Printed Information: System installation (hardware/software) ............ VXIbus Configuration Guide* Agilent VIC (VXI installation software)* Module configuration and wiring ....................... This ManualSCPI programming ..............................................

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