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DFR0225

P1-P3P4-P6P7-P9P10-P11
//int E1 = 6; //M1 Speed Control
//int E2 = 9; //M2 Speed Control
//int M1 = 7; //M1 Direction Control
//int M2 = 8; //M1 Direction Control
void stop(void) //Stop
{
digitalWrite(E1,LOW);
digitalWrite(E2,LOW);
}
void advance(char a,char b) //Move forward
{
analogWrite (E1,a); //PWM Speed Control
digitalWrite(M1,HIGH);
analogWrite (E2,b);
digitalWrite(M2,HIGH);
}
void back_off (char a,char b) //Move backward
{
analogWrite (E1,a);
digitalWrite(M1,LOW);
analogWrite (E2,b);
digitalWrite(M2,LOW);
}
void turn_L (char a,char b) //Turn Left
{
analogWrite (E1,a);
digitalWrite(M1,LOW);
analogWrite (E2,b);
digitalWrite(M2,HIGH);
}
void turn_R (char a,char b) //Turn Right
{
analogWrite (E1,a);
digitalWrite(M1,HIGH);
analogWrite (E2,b);
digitalWrite(M2,LOW);
}
void setup(void)
{
int i;
for(i=4;i<=7;i++)
pinMode(i, OUTPUT);
Serial.begin(19200); //Set Baud Rate
Serial.println("Run keyboard control");
}
void loop(void)
{
if(Serial.available()){
char val = Serial.read();
if(val != -1)
{
switch(val)
{
case 'w'://Move Forward
advance (255,255); //move forward in max speed
break;
case 's'://Move Backward
back_off (255,255); //move back in max speed
break;
case 'a'://Turn Left
turn_L (100,100);
break;
case 'd'://Turn Right
turn_R (100,100);
break;
case 'z':
Serial.println("Hello");
break;
case 'x':
stop();
break;
}
}
else stop();
}
}
PLLControlMode
The Romeo also supports PLLPhase locked loop control mode.
https://www.dfrobot.com/wiki/index.php/Phase_locked_loop
Fig5: PLL Motor Control Pin Allocation Configuration
Sample Code：
//Standard DLL Speed control
int E1 = 4; //M1 Speed Control
int E2 = 7; //M2 Speed Control
P1-P3P4-P6P7-P9P10-P11

DFR0225

Mfr. #:
Buy DFR0225
Manufacturer:
DFRobot
Description:
Development Boards & Kits - AVR Romeo V2
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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