Différences

Ci-dessous, les différences entre deux révisions de la page.

--- exercices:arduino [2026/10/08 09:22] – [Code C++] admin
+++ exercices:arduino [2026/10/08 15:33] (Version actuelle) – [Code Block] admin
@@ Ligne 282: / Ligne 282: @@
 ====== Arduino moteur 2 sens Via L293D ======
-{{ :exercices:h-bridge-working-motor-direction-control-animation.gif?direct&600 |}}
+== Doc L293D ==
+{{ :exercices:ds_l293d.pdf |Notice technique L293D EN}}
+[[https://lastminuteengineers.com/l293d-dc-motor-arduino-tutorial/|Tuto l293D et Arduino ]]
+[[start:arduino:l293d|l293d]]
+{{ :exercices:h-bridge-working-motor-direction-control-animation.gif?direct&400 |}}
+{{ :exercices:l293d-dual-h-bridge-motor-driver-ic-pinout.png?direct&600 |}}
+== Plans ==
+{{ :exercices:arduinomoteurccl293d.png?direct&800 |}}
+{{ :exercices:capture_d_ecran_du_2026-10-08_12-20-02.png?direct&800 |}}
+== Code Block ==
+**Tinkercad**
+{{ :exercices:capture_d_ecran_du_2026-10-08_14-12-27.png?direct&800 |}}
+**Vittascience**
+{{ :exercices:capture_d_ecran_du_2026-10-08_15-30-38.png?direct&900 |}}
+== Code C++ ==
+<code c arduinomoteurL293D.ino>
+// Motor A connections
+int enA = 9;
+int in1 = 8;
+int in2 = 7;
+void setup() {
+  // Set all the motor control pins to outputs
+  pinMode(enA, OUTPUT);
+  pinMode(in1, OUTPUT);
+  pinMode(in2, OUTPUT);
+  // Turn off motors - Initial state
+  digitalWrite(in1, LOW);
+  digitalWrite(in2, LOW);
+}
+void loop() {
+  directionControl();
+  delay(1000);
+  speedControl();
+  delay(1000);
+}
+// This function lets you control spinning direction of motors
+void directionControl() {
+  // Set motors to maximum speed
+  digitalWrite(enA, HIGH);
+  // Turn on motor A
+  digitalWrite(in1, HIGH);
+  digitalWrite(in2, LOW);
+  delay(2000);
+  // Now change motor directions
+  digitalWrite(in1, LOW);
+  digitalWrite(in2, HIGH);
+  delay(2000);
+  // Turn off motors
+  digitalWrite(in1, LOW);
+  digitalWrite(in2, LOW);
+ }
+// This function lets you control speed of the motors
+void speedControl() {
+  // Turn on motors
+  digitalWrite(in1, LOW);
+  digitalWrite(in2, HIGH);
+  // Accelerate from zero to maximum speed
+  for (int i = 0; i < 256; i++) {
+    analogWrite(enA, i);
+    delay(20);
+  }
+  // Decelerate from maximum speed to zero
+  for (int i = 255; i >= 0; --i) {
+    analogWrite(enA, i);
+    delay(20);
+  }
+  // Now turn off motors
+  digitalWrite(in1, LOW);
+  digitalWrite(in2, LOW);
+}
+</code>