Will my circuit connection work?
At default state, the MCU pin is at state 0. If the MCU pin changes state to 1 it activates the 12v solenoid.
Does the Optocoupler make any difference if it is there or not?
At default state, the MCU pin is at state 0. If the MCU pin changes state to 1 it activates the 12v solenoid.
Does the Optocoupler make any difference if it is there or not?
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