Description:
On board two the L9110S motor control chip
the module can simultaneously drive two DC motors or a 4-wire 2-phase stepper motor
the module input voltage :2.5-12V
the 800mA continuous current output capability per channel

1. Low static work current
2. Power supply voltage: DC2.5-12V
3. Each channel has 800mA continuous current output
4. Low saturation pressure drop
5. TTL/CMOS output level compatible, can be connected directly to the CPU
6. Output built-in clamping diode, apply to the perceptual load
7. Control and drive integrate in IC
8. Have pin high pressure protection function
9. Working temperature: 0-80 ℃
10.Size: 28 x 21mm / 11 x 8.3 inch

Interfaces Description:
6P black pin:
1 VCC external voltage 2.5V-12V
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:
1 OA1 OB1 contact DC 2-pin, without direction
2 OA2 OB2 contact DC 2-pin, without direction

Module use instructions:
ON VCC, GND module power indicator light
IA1 input high, IA1 input low, [OA1 OB1] motor is transferred
IA1 input low, IA1 input high, [OA1 OB1] motor reversal
IA2 input high, IA2 input low, [OA2 OB2] motor is transferred
IA2 input low, IA2 input high, [OA2 OB2] motor reversal

Package Includes:
3 x L9110S DC Stepper Motor Driver Controller Board