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L9110S 2-CH H-bridge Stepper Motor Dual DC Motor Controller Board
1. Double L9110S chip motor driver chip 2. Power supply voltage: 2.5V - 12V 3. Suitable motor scope: motor working voltage of 2.5 v to 12 v£¬ 0.8 A maximum working current 4. Can drive two DC motors at the same time£¬ or 1pcs Phase 4 line 2 type stepping motor 5. PCB size: 2.8 cm * 2.1 cm super small volume£¬ suitable assembling 6 Set fixed mounting holes£¬ diameter: 3 mm Interface specification: 6 p black bending row needles explain VCC —— external 2.5 V to 12 V voltage GND —— external GND IA1 —— external microcontroller IO port IB1 —— external microcontroller IO port IA2 —— external microcontroller IO port IB2 —— external microcontroller IO port 4 p green terminal instructions OA1 OB1 connecting DC motor 2 pin£¬ no direction OA2 OB2 connecting DC motor 2 pin£¬ no direction Directions for use Connecting VCC£¬ GND module power indicator lighting IA1 input high level£¬ IA1 input low level£¬ OA1 OB1 motor forward; IA1 input low level£¬ IA1 input high level£¬ OA1 OB1 motor reverse; IA2 input high level£¬ IA2 input low level£¬ OA2 OB2 motor forward; IA2 input low level£¬ IA2 input high level£¬ OA2 OB2 motor reverse.