一 M
odule description
Motor drive of 1 double L9110S chip
2 module power supply voltage: 2.5-12V
3 suitable motor range: the motor operating voltage 2.5v-12V, the maximum working current 0.8A, the current market on the intelligent car voltage and current in this range
4 can drive 2 DC motors at the same time, or 1 4 wire and 2 phase stepper motor.
5 PCB plate size: 2.8cm*2.1cm ultra small volume, suitable for assembly
6 with fixed mounting holes, diameter: 3mm
二 M
odule interface description
[description] 6P black bending pin
1 VCC external 2.5V-12V voltage
2 GND outside GND
3 IA1 external chip IO port
4 IB1 external chip IO port
5 IA2 external chip IO port
6 IB2 external chip IO port
[4P green terminal]
1 OA1 OB1 connects DC motor with 2 pins without direction
2 OA2 OB2 connects DC motor with 2 pins without direction
三 M
odule usage description
Connect to VCC, GND module power indicator light
IA1 input high level, IA1 input low level, [OA1 OB1] motor forward;
IA1 input low level, IA1 input high level, [OA1 OB1] motor reversal;
IA2 input high level, IA2 input low level, [OA2 OB2] motor forward;
IA2 input low level, IA2 input high level, [OA2 OB2] motor reversal;