





Module description
1. Motor drive of dual L9110S chips
2. Module power supply voltage: 2.5-12V
3. Suitable motor range: motor working voltage is between 2.5v-12V, working current is 0.8A, current smart car voltage and current on the market are within this range
4. It can drive 2 DC motors at the same time, or a 4-wire 2-phase stepping motor.
5. PCB board size: 2.8cm*2.1cm ultra-small size, suitable for assembly
6. With fixed installation hole, diameter: 3mm
Module interface description
[6P black curved pin description]
1. VCC external 2.5V-12V voltage
2. GND External GND
3. IA1 External MCU IO port
4. IB1 External MCU IO port
5. IA2 External MCU IO port
6. IB2 External MCU IO port
4P green terminal description
Module instructions
Turn on VCC, GND module power indicator light is on
IA1 inputs high level, IA1 inputs low level, [OA1 OB1] The motor rotates forward;
IA1 inputs low level, IA1 inputs high level, [OA1 OB1] Motor reverses;
IA2 inputs high level, IA2 inputs low level, [OA2 OB2] The motor rotates forward;
IA2 inputs low level, IA2 inputs high level, [OA2 OB2] Motor reverses.

¡Todo bien!