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Specifications

IO Capabilities

This configuration requires the following FPGA boards. Please refer to the linked product page for additional information.

Quantity

FPGA Board

1PXIe-7868R

The PXIe-7868R supports the following features:

IO Type

Details

Analog Input

6 CH, 1MS\s, 16-bit, +/- 10V Input Signal Range, Differential

Tunable Gain, Offset, and Min/Max Saturation

Analog Output

18 CH, 1MS\s, 16-bit

User-defined mapping to Analog Outputs available with tunable Gain, Offset, and Min/Max Saturation.

  • Measurements
  • Sinewaves
  • CPU (VeriStand)
  • 2x PMSM VDQ
Digital Input32 CH, 80MHz, 3.3V TTL (Connector 1)
Digital Output

16, 10MHz, 3.3V TTL (Connector 0)

User-defined mapping to Digital Outputs available with tunable Polarity.

  • CPU (VeriStand)
  • Encoders
  • Hall Effect
  • PWMs
  • Digital Inputs

Refer to 7868 IO Assignation [eHSx64_Dual_PMSM_VDQ_IO_7868R] to see the IO assignment.

Modeling Capabilities

This configuration includes a pre-compiled firmware/bitfile which contains the following features:

Features

Additional Information

1x eHSx64 Solver

User-defined mapping to Circuit Sources available:

  • CPU (VeriStand)
  • Sinewaves
  • Dual PMSM VDQ
  • Analog Inputs

User-defined mapping to Circuit Switches available:

  • CPU (VeriStand)
  • PWMs
  • SPWMs
  • Digital Inputs
2x PMSM Variable Parameter Solver

Each machine supports two modes: Constant Parameter and Variable Parameter. In constant parameter mode, Ld, Lq, and flux is constant. In variable parameter mode, a user can configure the solver to such that Ld, Lq, and flux varies according to Id and Iq.

Refer to the PMSM BLDC Section for more information.

1x Resolver/motor

Excitation assignable to any analog input port

1x Encoder/motorAssignable to any DO port
1x Hall Effect Sensor/motorAssignable to any DO port
32x Sinewave Generators
16x PWM Generators
12x Sinusoidal PWM Generators
Analog Output Mapping and Rescaling
Analog Input Rescaling
32x Waveform Acquisition Channels



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