// Four DC motors controlled by one L293D and Arduino Uno. // The two left motors share channel 1. // The two right motors share channel 2. const byte LEFT_ENABLE = 5; // L293D pin 1 (PWM) const byte ...

Important: One L293D has two motor channels. Therefore, the two motors on each side are connected in parallel and always move together. The L293D supports about 600 mA continuously on each channel.

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