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Add an example script for working with the L298N shield

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Matt McWilliams 2023-01-11 20:30:40 -05:00
parent 38cf4b10d7
commit ed93b6da39
1 changed files with 59 additions and 0 deletions
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ino/example/example.ino Normal file
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//https://forum.arduino.cc/t/l298n-motor-shield/52627/3
//L298N Motor Shield V3 flamingoeda
// motor A
int dir1PinA = 13;
int dir2PinA = 12;
int speedPinA = 10;
// motor B
// motor A
int dir1PinB = 11;
int dir2PinB = 8;
int speedPinB = 9;
unsigned long time;
int speed;
int dir;
void setup() {
pinMode(dir1PinA, OUTPUT);
pinMode(dir2PinA, OUTPUT);
pinMode(speedPinA, OUTPUT);
pinMode(dir1PinB, OUTPUT);
pinMode(dir2PinB, OUTPUT);
pinMode(speedPinB, OUTPUT);
time = millis();
speed = 0;
dir = 1;
}
void loop() {
analogWrite(speedPinA, speed);
analogWrite(speedPinB, 255 - speed);
// set direction
if (1 == dir) {
digitalWrite(dir1PinA, LOW);
digitalWrite(dir2PinA, HIGH);
digitalWrite(dir1PinB, HIGH);
digitalWrite(dir2PinB, LOW);
} else {
digitalWrite(dir1PinA, HIGH);
digitalWrite(dir2PinA, LOW);
digitalWrite(dir1PinB, LOW);
digitalWrite(dir2PinB, HIGH);
}
if (millis() - time > 5000) {
time = millis();
speed += 20;
if (speed > 255) {
speed = 0;
}
if (1 == dir) {
dir = 0;
} else {
dir =1;
}
}
}