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1. 2 interface for 5V Servo connected to the Arduino’s high-resolution dedicated timer – no jitter!
2. Can drive 4 DC motors or 2 stepper motors or 2 Servo
3. Up to 4 bi-directional DC motors with individual 8-bit speed selection
4. Up to 2 stepper motors (unipolar or bipolar) with single coil, double coil or interleaved stepping.
5. 4 H-Bridges: per bridge provides 0.6A (1.2A peak current) with thermal protection, can run motors on 4.5V to 36V DC
6. Pull down resistors keep motors disabled during power-up
7. With arduino reset button
8. 2 external terminal power interface, for seperate logic/motor supplies* Compatible with Arduino Mega, Diecimila & Duemilanove
1* Motor Drive Shield Expansion Board L293D for Arduino Mega UNO Duemilanove