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Contrôle de deux LEDs par bluetooth (HC-06)
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/* Contrôle de deux LEDs par bluetooth | |
Module bluetooth HC-06 | |
LED branchée à la pin 8 | |
LED branché à la pin 9 | |
http://electroniqueamateur.blogspot.ca/2016/03/bluetooth-et-arduino-le-module-hc-06.html | |
*/ | |
#define LEDpin1 8 | |
#define LEDpin2 9 | |
char instruction; // le message recu par bluetooth; | |
int etatLED1 = 0, etatLED2 = 0; | |
void setup() | |
{ | |
Serial.begin(9600); | |
pinMode(LEDpin1, OUTPUT); | |
pinMode(LEDpin2, OUTPUT); | |
} | |
void loop() | |
{ | |
char message; | |
if (Serial.available()) // réception d'un message | |
{ | |
message = Serial.read(); // lecture du message reçu | |
} | |
if (message != instruction) { // alors c'est un nouveau message | |
instruction = message; | |
if (instruction == 'a') | |
{ | |
digitalWrite(LEDpin1, HIGH); | |
digitalWrite(LEDpin2, LOW); | |
etatLED1 = 1; | |
etatLED2 = 0; | |
Serial.println("LED 1 allumee, LED 2 eteinte"); | |
} | |
else if (instruction == 'b') | |
{ | |
digitalWrite(LEDpin1, LOW); | |
digitalWrite(LEDpin2, HIGH); | |
etatLED1 = 0; | |
etatLED2 = 1; | |
Serial.println("LED 1 eteinte, LED 2 allumee"); | |
} | |
else if (instruction == 'c') | |
{ | |
digitalWrite(LEDpin1, HIGH); | |
digitalWrite(LEDpin2, HIGH); | |
etatLED1 = 1; | |
etatLED2 = 1; | |
Serial.println("Les 2 LEDs allumees"); | |
} | |
else if (instruction == 'd') | |
{ | |
digitalWrite(LEDpin1, LOW); | |
digitalWrite(LEDpin2, LOW); | |
etatLED1 = 0; | |
etatLED2 = 0; | |
Serial.println("Les 2 LEDs eteinte"); | |
} | |
else if (instruction == 'e') | |
{ | |
digitalWrite(LEDpin1, !etatLED1); | |
digitalWrite(LEDpin2, !etatLED2); | |
etatLED1 = !etatLED1; | |
etatLED2 = !etatLED2; | |
Serial.println("Les 2 LEDs ont change d'etat"); | |
} | |
delay(500); | |
} | |
} |
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