Can someone please provide a proteus module for DAC ??


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  1. #1
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    Default Re: Can someone please provide a proteus module for DAC ??

    If Darrel does not see this thread you might try contacting him directly.

    I do not use SIMs, that is why I ask about the real life parts. Do you have a bread-board?
    Dave
    Always wear safety glasses while programming.

  2. #2
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    Default Re: Can someone please provide a proteus module for DAC ??

    Hi,

    I dont use sims either but why dont you connect a signal generator and feed the signal to an

    --R --- R ---
    C C
    GND

    low pass filter and after that you should have a DC level that adjusted by the amplitude from the signal generator. If you use PWM signal it should be linear.

  3. #3
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    Default Re: Can someone please provide a proteus module for DAC ??

    Thanks jumper, what you are saying is at a much higher level than I can understand. I really would like someone with expertise in proteus to help me.

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    Default Re: Can someone please provide a proteus module for DAC ??

    I tried with DAC_10 device under Modelling Primitives, I don't know if I am doing it right, but I connected D0-9 bus to 10 dip switch array. VRef+ to +5V and - to Gnd. Changing the DIP switch position is not changing the output voltage, which is staying as constant 0V. I tried connecting LE pin to +ve & ground both but no luck.
    Last edited by Tina10; - 3rd August 2012 at 19:29. Reason: correction

  5. #5
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    Default Re: Can someone please provide a proteus module for DAC ??

    Did you label the blue bus (just outside the chip) with d[0..9], and label all the individual lines from the dip switch that go to the blue bus ( d0, d1 ...)
    http://www.scalerobotics.com

  6. #6
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    Default Re: Can someone please provide a proteus module for DAC ??

    Here's an example that gives two 12-bit analog voltages using a DAC.
    A Virtual Terminal is used to set the voltages.

    http://support.melabs.com/threads/28...replaces-pots)
    DT

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