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Pi4 direct connect to Einsy Undervolt?  

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p0lar
(@p0lar)
New Member
Pi4 direct connect to Einsy Undervolt?

I followed the diagrams and connected the Pi4 to the Einsy and now I get undervolt warnings and throttled warnings.  do I need a separate power supply for the pi4?  should I power it via the USB-C and disconnect the 5v in from the Einsy?   add a capacitor? 

Thoughts?

Postato : 25/04/2020 4:47 pm
bobstro
(@bobstro)
Illustrious Member
RE: Pi4 direct connect to Einsy Undervolt?

The Pi4 draws a hell of a lot more power than I'd want to suck off the Einsy. Definitely use a separate power supply.

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Postato : 25/04/2020 4:54 pm
p0lar
(@p0lar)
New Member
Topic starter answered:
RE: Pi4 direct connect to Einsy Undervolt?

and remove the power cables from the einsy? 

Postato : 25/04/2020 5:04 pm
nilok
(@nilok)
Estimable Member
RE: Pi4 direct connect to Einsy Undervolt?

Separate USB-C power supply for the Pi immediately.  Remove the +5V power connection between the pi and the Einsy, and leave the ground connection if you want to use GPIO TX/RX ......or remove it all and plug in the USB cable.

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Postato : 25/04/2020 5:22 pm
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