VHS ADC/DAC

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This section describes the examples for the VHS ADC/DAC board.

 

The VHS ADC/DAC can be equipped with Virtex 4 FPGA SX55, LX100, or LX160. It can have only ADCs, only DACs, or a combination of them.

 

The examples as installed assume a VHS equipped with an SX55 FPGA, 8xADCs, and 8xDACs. If you have a different VHS configuration - a different type of FPGA, only ADC, or only DAC - you must modify the example to select the appropriate FPGA as shown below.

 

Double click vhs1, the FPGA of the VHS, to open the processor information page.

 

Example VHS Processor

 

Click Select and choose the appropriate processor type from the list that appears.

Example VHS Processor Selection

 

The table below explains which processor type to choose according to the type of FPGA and the number of ADCs and DACs on your VHS board.


Virtex4

Number of ADC and DACs

Processor Type


SX55

16xADCs or 8xADCs / 8xDACs

VHS_ADC_SX55_FPGA


SX55

16xDACs

VHS_DAC_SX55_FPGA


LX100

16xADCs or 8xADCs / 8xDACs

VHS_ADC_LX100_FPGA


LX100

16xDACs

VHS_DAC_LX100_FPGA


LX160

16xADCs or 8xADCs / 8xDACs

VHS_ADC_LX160_FPGA


LX160

16xDACs

VHS_DAC_LX160_FPGA