Différences

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

--- transmission_433mhz [2018/04/30 09:55] – [Utilisation] 88.164.131.165
+++ transmission_433mhz [2018/04/30 10:55] – [Reproduction du code] 88.164.131.165
@@ Ligne 89: / Ligne 89: @@
 {{::wavosaur_mesure_temps.png?direct|}}
+===== Reproduction du code =====
+Une fois que le code lu, vous pouvez utiliser le code ci dessous pour le revoyer facilement vers un transmetteur 433Mhz.
+Indiquer les temps en micro seconde à l'état haut et l'état bas quand un bit est à '1' ou '0'
+<code csharp>
+unsigned int TimeHighLevelHigh = 1088;
+unsigned int TimeLowLevelHigh = 272;
+unsigned int TimeHighLevelLow = 408;
+unsigned int TimeLowLevelLow = 952;
+</code>
+<code csharp |main.ino>
+#include "RfManager.h"
+RfManager rfManager = RfManager();
+unsigned char code[] = { 1,0,1,1,1,1,1,0,1,0,0,1,1,1,0,1,1,0,1,0,0,0,1,0,0}; //Code bouton
+void setup() {
+	rfManager.setTransmitPin(4);
+}
+void loop() {
+	if (digitalRead(6) == 0)
+	{
+		rfManager.send(code, sizeof(code));
+		//Attend 10 ms
+		delay(10);
+	}
+}
+</code>
+<code csharp |RfManager.cpp>
+#include "RfManager.h"
+unsigned char TransmitPin = 0;
+unsigned int TimeHighLevelHigh = 1088;
+unsigned int TimeLowLevelHigh = 272;
+unsigned int TimeHighLevelLow = 408;
+unsigned int TimeLowLevelLow = 952;
+RfManager::RfManager() {
+}
+void RfManager::send(unsigned char* code, unsigned int length)
+{
+	for (int i = 0; i <length; i++) {
+		if (code[i] == 1)
+			transmit(1);
+		else
+			transmit(0);
+	}
+}
+void RfManager::setTransmitPin(unsigned char pin)
+{
+	TransmitPin = pin;
+	pinMode(TransmitPin, OUTPUT);
+}
+void RfManager::transmit(unsigned char bit) {
+	if (bit == 1)
+	{
+		digitalWrite(TransmitPin, 1);
+		delayMicroseconds(TimeHighLevelHigh);
+		digitalWrite(TransmitPin, 0);
+		delayMicroseconds(TimeLowLevelHigh);
+	}
+	else
+	{
+		digitalWrite(TransmitPin, 1);
+		delayMicroseconds(TimeHighLevelLow);
+		digitalWrite(TransmitPin, 0);
+		delayMicroseconds(TimeLowLevelLow);
+	}
+}
+</code>
+<code csharp |RfManager.h>
+#ifndef _RfManager_h
+#define _RfManager_h
+#if defined(ARDUINO) && ARDUINO >= 100
+#include "Arduino.h"
+#endif
+#include <stdint.h>
+class RfManager {
+public:
+	RfManager();
+	void send(unsigned char* code, unsigned int length);
+	void setTransmitPin(unsigned char pin);
+private:
+	void transmit(unsigned char bit);
+};
+#endif
+</code>
+Résultat sur la sortie de l'Arduino :
+{{::capture2.png?direct|}}