Descriptions

• Module Description: 1 Dual L9110S chip motor driving force 2 Module power supply voltage: 2 3 Suitable for motor range: motor working voltage 2, huge working recent 0, the present for sale clever automobile voltage and latest are on this range 4 Can force 2 DC motors on the similar time, or a 4-wire 2-phase stepper motor five PCB board size: 2 * 2 ultra-small size, compatible for meeting 6 With fixed mounting holes, diameter: 3mm Module interface description: [6P black curved pin description 1 VCC external 2 voltage 2 GND External GND three IA1 exterior microcontroller IO port four IB1 exterior microcontroller IO port 5 IA2 External microcontroller IO port 6 IB2 External microcontroller IO port [4P Green Terminal Description 1 OA1 OB1 connects to 2 pins of DC motor, no route 2 OA2 OB2 DC motor 2 pins, no path Module use directions : Turn on VCC, GND Module strength indicator is on IA1 enter excessive level, IA1 input low level, [OA1 OB1] motor wonderful rotation; IA1 enter low level, IA1 input high level, [OA1 OB1] motor reverse; IA2 enter excessive level, IA2 input low level, [OA2 OB2] motor tremendous rotation; IA2 input low level, IA2 enter high level, [OA2 OB2] motor reverse; Reference code: int a1=17; int b1=11; int a2=10; int b2=10 int a2=10; int b2=12; int c1=7; int d2=6 void setup() setup(); void setup() pinMode(a1,OUTPUT) pinMode(a2,OUTPUT) pinMode(b1,OUTPUT); pinMode(b2,OUTPUT) pinMode(b2,OUTPUT) pinMode(b1,OUTPUT); pinMode(b2,OUTPUT); pinMode(c1,OUTPUT) pinMode(c1,OUTPUT); pinMode(c2,OUTPUT); pinMode(d1,OUTPUT) pinMode(d2,OUTPUT) } pinMode(d1,OUTPUT); pinMode(d2,OUTPUT); } for(char i=0;i<10;i++) digitalWrite(a1,LOW) digitalWrite(a1,LOW) digitalWrite(a1,LOW); digitalWrite(a2,HIGH); digitalWrite(b1,LOW) digitalWrite(b1,LOW); digitalWrite(b2,HIGH); digitalWrite(c1,LOW) digitalWrite(a1,LOW); digitalWrite(b1,LOW); digitalWrite(b2,HIGH); digitalWrite(c1,LOW) digitalWrite(c1,LOW); digitalWrite(c2,HIGH); digitalWrite(d1,LOW) digitalWrite(d2,HIGH); digitalWrite(c1,LOW); digitalWrite(c2,HIGH); digitalWrite(d1,LOW); digitalWrite(d2,HIGH) } }

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