About motor drive expansion board l293d motor board Arduino

 

Note that ports 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12 are occupied (PIN ports on the Board ).

Through ms_dcmotor motor (4); 4 refers to the No. 4 motor, and there is also the No. 1-3 motor. Not pin Port

The steering gear uses ports 9 and 10 and can be directly controlled through the program.

In addition, in Arduino ide 1.0 and later versions, wprogram. H has been renamed to Arduino. H. Modify the file name.

Just find the driver on the Internet.

In addition, the driver board should be separately powered, and the positive and negative sides should be marked on the board. We recommend that you purchase a high-power lithium battery.

About motor drive expansion board l293d motor board Arduino