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Setup Procedure
Similar to SPI DAC mode, the DDS mode can be used as a lower power option. To enable DDS mode, the
following steps are used.
1. Follow steps 1-9.
2. Skip step 10.
3. For
11
step select DDS Enable.
4. Follow step
12
according to requirements.
5. Follow step 13.
6. For Amplitude( Two DUCs routed to single DAC, amplitude reduced by 6 dB from max value of 32767 to
16384) program 16384.
7. Follow step 14.
8. The DAC should have outputs on both channels.
3.11 Launch the HSDCpro Software and Load the FPGA Image to the TSW14J59EVM
1. Launch the HSDCpro 5.303 or later software.
2. Click OK to confirm the serial number of the TSW14J59EVM device. If multiple TSWxxxxx boards are
connected, select the model and serial number for the one connected to the DAC39RF10EVM.
3. For Device select DAC from drop down menu.
If the pop up says No Firmware. Please select a device to load firmware into the board click OK
proceed to next step.
12
DAC39RF10EVM Evaluation Module
Figure 3-6. NCO only mode GUI settings
Copyright © 2023 Texas Instruments Incorporated
www.ti.com
SBAU395 – APRIL 2023
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