// https://wokwi.com/projects/410788696325754881
// modfied to add github dependency instead of tabs
// See https://github.com/drf5n/Wokwi-Chip-L298N
// modified from:
// https://wokwi.com/projects/410302035690579969
// L298N Wokwi custom chip with LEDs-simulating motors
// With potentiometers to control directions
// Also with @Dlloyd's Chip Scopes from https://github.com/Dlloydev/Wokwi-Chip-Scope
// to see the inputs abd outputs of the driver board
// Modified from
// https://wokwi.com/projects/351764383409373773 by Carlos Arino
// Motor A
const byte ENA = 11;
const byte IN1 = 10;
const byte IN2 = 9;
// Motor B
const byte ENB = 3;
const byte IN3 = 5;
const byte IN4 = 6;
int xx = 0, yy = 0; // x&y potentiometers
void setup ()
{
// Declaramos todos los pines como salidas
pinMode (ENA, OUTPUT);
pinMode (ENB, OUTPUT);
pinMode (IN1, OUTPUT);
pinMode (IN2, OUTPUT);
pinMode (IN3, OUTPUT);
pinMode (IN4, OUTPUT);
pinMode (A0, INPUT);
pinMode (A1, INPUT);
Serial.begin(115200);
}
//Mover los motores a pleno rendimiento (255), si quieres bajar la velocidad puedes reducir el valor hasta la mínima que son 0 (parados)</pre>
//Para mover los motores en sentido de giro contrario, cambia IN1 a LOW e IN2 a HIGH
void writeA(int a1, int a2) {
digitalWrite(IN1, a1);
digitalWrite(IN2, a2);
}
void writeB(int a3, int a4) {
digitalWrite(IN3, a3);
digitalWrite(IN4, a4);
}
void loop ()
{
static int lastXX, lastYY;
xx = (analogRead(A0)-512) / 8;
yy = (analogRead(A1) - 512) / 2;
int speedA = constrain(yy - xx, -255, 255);
int speedB = constrain(yy + xx, -255, 255);
//Direccion motor A
if (speedA >= 0 ) {
writeA(1, 0);
analogWrite(ENA, speedA); //Velocidad motor A
}
else
{
writeA(0, 1);
analogWrite(ENA, -speedA); //Velocidad motor A
}
//Direccion motor B
if (speedB >= 0 ) {
writeB(1, 0);
analogWrite(ENB, speedB); //Velocidad motor A
}
else
{
writeB(0, 1);
analogWrite(ENB, -speedB); //Velocidad motor A
}
if (false && (xx != lastXX || yy != lastYY)) {
lastXX = xx;
lastYY = yy;
Serial.print(xx);
Serial.print(",");
Serial.print(yy);
Serial.print(" ");
}
}