Hi, I want to use DC motor in my arduino and I learned that it is dangerous and might fry my board. I want to use an external battery supply, should I use FET? help me pls
Tell us about your DC motor.
dear YuridaE,
It is hard to help you without proper information.
more details on the dc motor. You have a wide array of motor drivers to control your dc motor:
esc's using the servo library
http://www.ebay.com.au/itm/320A-Brushed-Brush-Speed-Controller-ESC-For-RC-Car-Truck-Buggy-Boat-1-8-1-10-1-8-/360501023580?pt=AU_Toys_Hobbies_Radio_Controlled_Vehicles&hash=item53ef89135c&_uhb=1
your choice.