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Sundance SMT1026 User Manual

Page 39

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Bitstream: Select the FPGA bitstream. (This field is not used when the "Quick
Configuration" box is checked.)

Quick Configuration: Check this check box if the FPGA has already been configured with
the right bitstream. When this check box is checked, only a start key is sent to the FPGA
to reconfigure it.

Configure FPGA: Press this button to configure the FPGA of the SMT391.

2

- ADC Configuration:

CDCM7005 / AD9510: Select the type of component fitted on the FPGA TIM.

VCXO type: Select the type of the VCXO fitted on the FPGA TIM (100 MHz or 245.76
MHz).

ADC

Sampling Frequency: Set the sampling frequency for the ADCs of the SMT350. (Up

to 125MHz).

DAC

Sampling Frequency: Set the sampling frequency for the DACs of the SMT350. (Up

to 500MHz).

Gain: Set the gain fo the DACs.

Offset: Set the offset for the DACs.

Channel selection: Select the output channel(s) .

Data format: Select the format of the output data (binary or 2's complement).

External clock: Check this check box if you are using an external clock.

Trigger inverting: Check this check box for an inverting trigger.

External trigger: Check this check box if you are using an external trigger.

Test: Check this check box to use the ADC test data as input data.

Configure ADC: Press this button to configure the ADCs and the DACs of the SMT350.

3

- Acquisition:

File to save data: Set the file to which the data should be written.

Bytes to acquire: Set the size of the acquisition in bytes (or /2 14-bit samples).

Bytes to avoid: Set the number of bytes (or /2 14-bit samples) to avoid before starting
the acquisition. This can be useful in some cases. For example, the host comport on the
SMT310Q has a very small buffer that can overflow before the acquisition starts. By