Do I need two independent power supply for this schematic??? The Vdd comes from arduino and the other supply 5v to Vss???
This way does the only? :~
The second supply is AC or DC?
Now the powered from an USB connector.
Do I need two independent power supply for this schematic??? The Vdd comes from arduino and the other supply 5v to Vss???
This way does the only? :~
The second supply is AC or DC?
Now the powered from an USB connector.