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-rw-r--r--elegoo/elegoo.ino3
1 files changed, 1 insertions, 2 deletions
diff --git a/elegoo/elegoo.ino b/elegoo/elegoo.ino
index 6d72cd7..2047f58 100644
--- a/elegoo/elegoo.ino
+++ b/elegoo/elegoo.ino
@@ -28,9 +28,8 @@ void motor(int e, int a, int b, int v) {
} else if (v < 0) {
digitalWrite(a, HIGH);
digitalWrite(b, LOW);
- v = -v;
}
- analogWrite(e, v);
+ analogWrite(e, abs(v));
}
#define motorR(v) motor(ENA, IN1, IN2, v)