It seems that i can't get the DC Motor function to work while also having servo's driven off the other ports :(

#include "Arduino.h" #include <Servo.h>

int pinI1=8;//define I1 interface int pinI2=11;//define I2 interface int speedpinA=9;//enable motor A int pinI3=12;//define I3 interface int pinI4=13;//define I4 interface int speedpinB=10;//enable motor int spead =220;//define the spead of motor

Servo SteeringServo; // create servo object to control a servo

void setup() { // Steering servo pin setup SteeringServo.attach(5); // attaches the servo on pin 9 to the servo object

pinMode(pinI1,OUTPUT); pinMode(pinI2,OUTPUT); pinMode(speedpinA,OUTPUT); pinMode(pinI3,OUTPUT); pinMode(pinI4,OUTPUT); pinMode(speedpinB,OUTPUT);

Serial.begin(9600);

}

void forward() { analogWrite(speedpinA,spead);//input a simulation value to set the speed analogWrite(speedpinB,spead); digitalWrite(pinI4,HIGH);//turn DC Motor B move clockwise digitalWrite(pinI3,LOW); digitalWrite(pinI2,LOW);//turn DC Motor A move anticlockwise digitalWrite(pinI1,HIGH); } void backward()// { analogWrite(speedpinA,spead);//input a simulation value to set the speed analogWrite(speedpinB,spead); digitalWrite(pinI4,LOW);//turn DC Motor B move anticlockwise digitalWrite(pinI3,HIGH); digitalWrite(pinI2,HIGH);//turn DC Motor A move clockwise digitalWrite(pinI1,LOW); } void left()// { analogWrite(speedpinA,spead);//input a simulation value to set the speed analogWrite(speedpinB,spead); digitalWrite(pinI4,HIGH);//turn DC Motor B move clockwise digitalWrite(pinI3,LOW); digitalWrite(pinI2,HIGH);//turn DC Motor A move clockwise digitalWrite(pinI1,LOW); } void right()// { analogWrite(speedpinA,spead);//input a simulation value to set the speed analogWrite(speedpinB,spead); digitalWrite(pinI4,LOW);//turn DC Motor B move anticlockwise digitalWrite(pinI3,HIGH); digitalWrite(pinI2,LOW);//turn DC Motor A move clockwise digitalWrite(pinI1,HIGH); } void stop()// { digitalWrite(speedpinA,LOW);// Unenble the pin, to stop the motor. this should be done to avid damaging the motor. digitalWrite(speedpinB,LOW); delay(1000);

}

void loop() { left(); delay(15000);
stop(); right(); delay(1000); stop(); // delay(2000); Already commented out //forward(); // delay(2000); // stop(); // backward(); delay(12000); stop(); }

It seems that I can't get the DC Motor function to work while also having servos driven off the other ports :(

#include "Arduino.h"
#include <Servo.h>

int pinI1=8;//define I1 interface
int pinI2=11;//define I2 interface 
int speedpinA=9;//enable motor A
int pinI3=12;//define I3 interface 
int pinI4=13;//define I4 interface 
int speedpinB=10;//enable motor 
int spead =220;//define the spead of motor

Servo SteeringServo;  // create servo object to control a servo 
 
void setup()
{
  // Steering servo pin setup
  SteeringServo.attach(5);  // attaches the servo on pin 9 to the servo object

  pinMode(pinI1,OUTPUT);
  pinMode(pinI2,OUTPUT);
  pinMode(speedpinA,OUTPUT);
  pinMode(pinI3,OUTPUT);
  pinMode(pinI4,OUTPUT);
  pinMode(speedpinB,OUTPUT);
  
  Serial.begin(9600);

}
 
void forward()
{
     analogWrite(speedpinA,spead);//input a simulation value to set the speed
     analogWrite(speedpinB,spead);
     digitalWrite(pinI4,HIGH);//turn DC Motor B move clockwise
     digitalWrite(pinI3,LOW);
     digitalWrite(pinI2,LOW);//turn DC Motor A move anticlockwise
     digitalWrite(pinI1,HIGH);
}
void backward()//
{
     analogWrite(speedpinA,spead);//input a simulation value to set the speed
     analogWrite(speedpinB,spead);
     digitalWrite(pinI4,LOW);//turn DC Motor B move anticlockwise
     digitalWrite(pinI3,HIGH);
     digitalWrite(pinI2,HIGH);//turn DC Motor A move clockwise
     digitalWrite(pinI1,LOW);
}
void left()//
{
     analogWrite(speedpinA,spead);//input a simulation value to set the speed
     analogWrite(speedpinB,spead);
     digitalWrite(pinI4,HIGH);//turn DC Motor B move clockwise
     digitalWrite(pinI3,LOW);
     digitalWrite(pinI2,HIGH);//turn DC Motor A move clockwise
     digitalWrite(pinI1,LOW);
}
void right()//
{
     analogWrite(speedpinA,spead);//input a simulation value to set the speed
     analogWrite(speedpinB,spead);
     digitalWrite(pinI4,LOW);//turn DC Motor B move anticlockwise
     digitalWrite(pinI3,HIGH);
     digitalWrite(pinI2,LOW);//turn DC Motor A move clockwise
     digitalWrite(pinI1,HIGH);
}
void stop()//
{
     digitalWrite(speedpinA,LOW);// Unenble the pin, to stop the motor. this should be done to avid damaging the motor. 
     digitalWrite(speedpinB,LOW);
     delay(1000);
 
}

void loop()
{
  left();
  delay(15000);  
  stop();
  right();
  delay(1000);
 stop();
 // delay(2000); Already commented out
  //forward();
 // delay(2000);
 // stop();
// backward();
  delay(12000); 
  stop(); 
}