L9110S dual -channel DC motor driving module two -way step motor drive motor drive board

Information download: http://pan.baidu.com/s/1qwadjha

One module description

1 Double L9110S chip motor driver

2 Module power supply voltage: 2.5-12V

3 The suitable motor range: between 2.5V-12V of the motor, the maximum working current is 0.8A. The current smart car voltage and current on the market are within this range

4 You can drive 2 DC motors at the same time, or 1 4 -line and 2 -to -step stepping motor.

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

6 There is a fixed installation hole, diameter: 3mm

Two module interface description

【6P Black Bending Needle Instructions】

1 VCC external 2.5V-12V voltage

2 GND external GND

3 IA1 external single -chip machine IO port

4 IB1 external single -chip machine IO port

5 IA2 external single -chip machine IO port

6 IB2 external single -chip machine IO port

[4P green terminal description]

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

2 OA2 OB2 connects 2 pins of DC motor, there is no direction

Three module instructions

Connect VCC, GND module power indicator lights on

IA1 input high level, IA1 input low level, [OA1 OB1] motor is rotating;

IA1 input low level, IA1 input high level, [OA1 OB1] motor reverse;

IA2 input high level, IA2 input low level, [OA2 OB2] motor is transferred;

IA2 input low level, IA2 input high level, [OA2 OB2] motor reverse;