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#define enA 9 | |
#define in1 6 | |
#define in2 7 | |
#define button 4 | |
int rotDirection = 0; | |
int pressed = false; | |
void setup() { | |
pinMode(enA, OUTPUT); | |
pinMode(in1, OUTPUT); | |
pinMode(in2, OUTPUT); | |
pinMode(button, INPUT); | |
digitalWrite(in1, LOW); | |
digitalWrite(in2, HIGH); | |
} | |
void loop() { | |
int potValue = analogRead(A0); | |
int pwmOutput = map(potValue, 0, 1023, 0 , 255); | |
analogWrite(enA, pwmOutput); | |
if (digitalRead(button) == true) { | |
pressed = !pressed; | |
} | |
while (digitalRead(button) == true); | |
delay(20); | |
if (pressed == true & rotDirection == 0) { | |
digitalWrite(in1, HIGH); | |
digitalWrite(in2, LOW); | |
rotDirection = 1; | |
delay(20); | |
} | |
if (pressed == false & rotDirection == 1) { | |
digitalWrite(in1, LOW); | |
digitalWrite(in2, HIGH); | |
rotDirection = 0; | |
delay(20); | |
} | |
} |
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