1.1Revolution Education LtdL293D2010-05-26DRIVERDIPMotor DriverL293DTHTL293D Motor DriverConnect to the 0V (ground) of the power supply in your circuitConnect to the 0V (ground) of the power supply in your circuitConnect to the positive rail of the power supply which is to power your motor. This may be the same rail to which pin 16 connects to but does not have to beConnect to the 0V (ground) of the power supply in your circuitConnect to the 0V (ground) of the power supply in your circuitConnect to the positive rail of the power supply in your circuit which powers the controller