To forsyninger?

Hejsa, jeg har et system hvor jeg har koblet to print sammen via påloddede konnektorer. Jeg har dog det problem at det ene board skal have 3.3V og det andet +/-12V. Jeg tænker at bruge to forskellige strømforsyninger, dvs. en der giver 3.3V og en anden der giver +/-12 V. Vil der ske noget ved det? Hvis nu begge boards har samme ground (ground koblet sammen)?

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Jack
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