Hi every body i want to isolate arduino from the H-BRIDGE to seperate the grounds
is that scheme ok?
Probably not. Most optocouplers require two resistors, as shown below (ignore the LED and R2 resistor).
Please don't bother with Fritzing. A hand drawn, clearly labeled wiring diagram is much better.
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Thank U
What if i use a module like this
Hard to tell without a schematic, and how you intend to configure all of those option jumpers.
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