Stacking up two MCU, how to take care of GND of two MCU

Discussion in 'General Electronics Chat' started by aamirali, Feb 22, 2012.

  1. aamirali

    Thread Starter Member

    Feb 2, 2012
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    I have to stack up two microcontrollers because I have to measure volatge of cells. Using adC of one MCU for lower 4 cells in a pack & for higher 4 cells I have to stack a MCU. I have seen this thing been done in many project, but I don't understand how to take care of two grounds
     
  2. aamirali

    Thread Starter Member

    Feb 2, 2012
    415
    1
    any help.............
     
  3. atferrari

    AAC Fanatic!

    Jan 6, 2004
    2,652
    767
    Show the circuit to know what are you talking about.
     
  4. aamirali

    Thread Starter Member

    Feb 2, 2012
    415
    1
    Attached find pdf file shows example of stacking up.
    Main question how to take care of GND of MCU's.
     
  5. aamirali

    Thread Starter Member

    Feb 2, 2012
    415
    1
    any help regarding dis?????
     
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