Ledong L293 Motor shield 乐动电机驱动： L293 driver for two 9-12 V Motor and two 5V servo.

Ledong L293 Motor shield 乐动电机驱动

Ledong L293 Motor shield 乐动电机驱动PCB图

Possible applications:

Line follower robot
Larger dc motor and servo engines
Stepper motors

Outputs:
2x motor driver and 2x servo

Inputs:
3x analog or digital input used

Specs:
9-12 V via external power supply
max 2 Amp

Extras:
Overload shutdown

BOM:

Footprint Comment Designators
0204/7 220-1k R7
0204/7 100K R6
0204/7 100K R5
0204/7 100K R4
0204/7 100K R3
1X06  Designator1
1X06  Designator1
1X06  Designator1
1X08  Designator2
1X08  Designator1
1X08  Designator1
1X14  Designator1
C2.5-3  C4
C2.5-3  C3
C2.5-3  C2
C2.5-3  C1
DIL14 74HC00N IC2
DIL16  IC3
E2,5-5 100uF C6
E2,5-5 100uF C5
LED3MM  PWR
place-han_zi_z  1
SCHRAUBKLEMME2POL Comment Designator3
SCHRAUBKLEMME2POL Comment Designator1
SCHRAUBKLEMME2POL Comment Designator1
SIP3  
SIP3  
SIP6  
SIP6  
SIP8  
SIP8  

example code:

int A1Pin=10;
int B1Pin=11;
int E1Pin=9;

void setup(){
pinMode(A1Pin,OUTPUT);
pinMode(B1Pin,OUTPUT);
pinMode(E1Pin,OUTPUT);
}

void loop(){
analogWrite(E1Pin,240);
digitalWrite(A1Pin,HIGH);
digitalWrite(B1Pin,LOW);
delay(500);
digitalWrite(E1Pin,LOW);
delay(2000);
analogWrite(E1Pin,240);
digitalWrite(A1Pin,LOW);
digitalWrite(B1Pin,HIGH);
delay(500);
digitalWrite(E1Pin,LOW);
delay(2000);
}