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Altera_Forum's avatar
Altera_Forum
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13 years ago

DAC with THDB-ADA on DE2-115

Hi there, I'm working with DAC on the daughter board THDB-ADA. The pin assignments are correct, I believe, but the circuit doesn't seem to be working. Here are my waveforms from ModelSim, can so...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

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I don't have a Cyclone 3 board here. I'm not sure what is your interface between the FPGA board and the daughter board. Is it HSMC or GPIO? Can you upload the pictures or give me the web links of your boards?

First, use the FPGA board manual to obtain the pins for your interface. Make sure you can make a correct pins assignment.

Second, try the program I wrote above.

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Hi duytan ,

Ya sure , I am attaching the pics of the ADA borad .