Add new pwm features

labo1.cpp

@@ -7,7 +7,7 @@
 
 #include "mbed.h"
 
-DigitalOut LED_0(P0_0);
+DigitalOut LED_0(P2_0);
 DigitalOut LED_1(P0_1);
 DigitalOut LED_2(P0_2);
 DigitalOut LED_3(P0_3);
@@ -161,15 +161,70 @@ void timer_mesure()
 	}
 }
 
-void MyNewPCB()
+void PWM_de_base()
+{
+	while(1)
+	{
+		MonBus = 1;
+		wait_us(200);
+		MonBus = 3;
+	}
+}
+
+void PWM_dormant()
+{
+	uint16_t pwmLed;
+	uint16_t cpt10ms = 0;
+	uint8_t cptPwm = 0;
+
+	while (1) {
+	  if (cptPwm == 0)
+	  {
+	    cpt10ms++;
+	    if (cpt10ms < 100)
+	    {
+	      pwmLed = cpt10ms * 256 / 100;
+	    }
+	    else if (cpt10ms < 200)
+	    {
+	      pwmLed = 256 - ((cpt10ms - 100) * 256 / 100);
+	    }
+	    else
+	    {
+	      pwmLed = 0;
+
+	    }
+
+
+	      if (cpt10ms == 400)
+	      {
+	    	  cpt10ms = 0;
+	      }
+	  }
+
+	      if ((cptPwm == 0) && (pwmLed > 0))
+	      {
+	    	  LED_0 = 1;
+	      }
+
+	      if (cptPwm == pwmLed)
+	      {
+	    	  LED_0 = 0;
+	      }
+	      cptPwm++;
+	      wait_us(39);
+	  }
+
+}
+
+void tri_phase()
 {
-	LED_1 = 1;
 
 }
 
 int main(void) {
 	// Choisir le numero de l'exercice en changeant la valeur de 'exo'.
-	uint8_t exo = 9;
+	uint8_t exo = 10;
 
 	while(1) {
 		// Choix de l'exercice. Rajouter des exercices si besoin, en gardant la même
@@ -183,7 +238,8 @@ int main(void) {
 		case 6: exercice_sequence(); break;
 		case 7: compter_rebond(); break;
 		case 8: timer_mesure(); break;
-		case 9: MyNewPCB(); break;
+		case 9: PWM_de_base(); break;
+		case 10: PWM_dormant(); break;
 		default: printf("Bad exercice number !\n");
 		}
 	}