Specifications:

1 Pcs Dual L9110S H-bridge DC Stepper Motor Driver Controller Board For Arduino

Module Description:

1. Motor drive with dual L9110S chips

2. Module power supply voltage: 2.5-12V

3. Suitable motor range: The operating voltage of the motor is between 2.5V-12V, and the maximum operating current is 0.8A. Currently, the voltage and current of smart cars on the market are within this range

4. It can drive two DC motors or one 4-wire 2-phase stepper motor simultaneously.

5. PCB board size: 2.8cm * 2.1cm, ultra small volume, suitable for assembly

6. Equipped with fixed installation holes, diameter: 3mm

Module interface description:

 

6P black curved needle instructions:

1. VCC external 2.5V-12V voltage

2. GND external GND

3. IA1 external microcontroller IO port

4. IB1 external microcontroller IO port

5. IA2 external microcontroller IO port

6. IB2 external microcontroller IO port

4P Green Terminal Description:

1. OA1 OB1 connected to 2 pins of DC motor, no direction

2. OA2 OB2 connected to 2 pins of DC motor, no direction

 

Module usage instructions:

Connect VCC, GND module power indicator light is on

IA1 input high level, IA1 input low level, 【 OA1 OB1 】 motor rotates forward;

IA1 input low level, IA1 input high level, 【 OA1 OB1 】 motor reverse;

IA2 input high level, IA2 input low level, 【 OA2 OB2 】 motor rotates forward;

IA2 input low level, IA2 input high level, 【 OA2 OB2 】 motor reverse.