first commit

ATMEGA_HALL_EMETTEUR/ATMEGA_HALL_EMETTEUR.ino

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+#include <RCSwitch.h>
+#include <Narcoleptic.h>
+#include <Wire.h>
+
+
+#define SEND_MESSAGE_DELAY 3000 // Ne pas dépasser 32000 !! Delay in ms between each value's extraction
+#define SEND_433_PAUSE 160 // 16 multiple
+
+#define DEBUG true
+
+const unsigned long activation = 111269; // Radiateur
+const unsigned long idRad=331969;
+const unsigned long desactivation = 962111; // Fin radiateur
+const unsigned int delai = 11;
+
+const unsigned long TIME = 512;
+const unsigned long TWOTIME = TIME*2;
+
+const int analogIn = A0;
+int mVperAmp = 185; // 185 pour 5A, use 100 for 20A Module and 66 for 30A Module
+int RawValue= 0;
+int ACSoffset = 2500; 
+double Voltage = 0;
+double Amps = 0;
+
+RCSwitch mySwitch = RCSwitch();
+
+void setup() {
+  #ifdef DEBUG   
+  Serial.begin(9600);
+  Serial.println("\n[Oregon V2.1 encoder]");
+  #endif
+  
+  pinMode(13, OUTPUT);
+  
+  mySwitch.enableTransmit(9);  
+}
+
+
+void loop() {
+  enableADC();
+  delay(100);
+  digitalWrite(13, HIGH);   // turn the LED on (HIGH is the voltage level)
+  delay(10);              // wait for a second
+  digitalWrite(13, LOW);
+  
+  long vcc = readVcc();
+  
+  #ifdef DEBUG  
+  Serial.print("Send vcc=");
+  Serial.println(vcc);
+  #endif
+
+  mySwitch.send(activation, 24);  
+  delay(delai); //delayMicroseconds
+  
+   double amp = getAmp();
+  myMessageSend(idRad,(220.0 * amp));
+  
+  
+  mySwitch.send(desactivation, 24);
+  delay(delai);
+  
+  delayMicroseconds(TWOTIME*8);
+  
+  disableADC();
+  Narcoleptic.delay(SEND_MESSAGE_DELAY);
+  Narcoleptic.delay(SEND_MESSAGE_DELAY);
+}
+
+
+void myMessageSend(long id, long value) {
+  
+    #ifdef DEBUG  
+  Serial.print("Send id="); Serial.print(id);
+  Serial.print(" value="); Serial.println(value);
+  #endif
+  
+  mySwitch.send(id, 24); //"000000000001010100010001");
+  delay(delai);
+  mySwitch.send(value, 24); //"000000000001010100010001");
+  delay(delai);
+
+  //delay(5000);
+  //delayMicroseconds(TWOTIME*8);
+}
+
+void enableADC() {
+  //bitClear(PRR, PRADC); ADCSRA |= bit(ADEN); // Enable the ADC
+   delay(2); // Wait for Vref to settle
+  while (bit_is_set(ADCSRA,ADSC));
+}
+
+void disableADC() {
+  //ADCSRA &= ~ bit(ADEN); bitSet(PRR, PRADC); // Disable the ADC to save power
+  //while (bit_is_set(ADCSRA,ADSC));
+   delay(2); // Wait for Vref to settle
+}
+//--------------------------------------------------------------------------------------------------
+// Read current supply voltage
+//--------------------------------------------------------------------------------------------------
+ long readVcc() {
+   bitClear(PRR, PRADC); ADCSRA |= bit(ADEN); // Enable the ADC
+   long result;
+   // Read 1.1V reference against Vcc
+   #if defined (__AVR_ATtiny24__) || defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__)
+    ADMUX = _BV(MUX5) | _BV(MUX0); // For ATtiny84
+   #elif defined (__AVR_ATtiny25__) || defined(__AVR_ATtiny45__) || defined(__AVR_ATtiny85__)
+    ADMUX = _BV(MUX3) | _BV(MUX2);
+   #else
+    ADMUX = _BV(REFS0) | _BV(MUX3) | _BV(MUX2) | _BV(MUX1);  // For ATmega328
+   #endif
+   // ADCSRB = 0;
+   
+   delay(2); // Wait for Vref to settle
+   ADCSRA |= _BV(ADSC); // Convert
+   while (bit_is_set(ADCSRA,ADSC));
+   result = ADCL;
+   result |= ADCH<<8;
+   result = 1126400L / result; // Back-calculate Vcc in mV
+ //  ADCSRA &= ~ bit(ADEN); bitSet(PRR, PRADC); // Disable the ADC to save power
+   
+   // analogReference(DEFAULT);
+    
+   return result; // Vcc in millivolts
+} 
+double getAmp() {
+ int i = 0;
+ RawValue = 0;
+ // Somme du courant alternatif pendant 20 ms ==> 50hz
+ // Détermination du max et max pour hauteur de crete
+ int vmin = 1024;
+ int vmax = 0;
+ for (i = 0; i < 20; i++) {
+   int value = analogRead(analogIn);
+   if (value >= 0) {
+   RawValue += value;
+   vmax = max(value,vmax);
+   vmin = min(value,vmin);
+   } else {
+     i--;
+   }
+   delay(1); 
+   
+ }
+
+#ifdef DEBUG  
+ Serial.print("min = " ); 
+ Serial.print(vmin);
+ Serial.print(" max = " ); 
+ Serial.print(vmax);
+#endif
+ 
+ 
+ // La valeur maxi * racine carrée de 2 pour obtenir la tension "réelle"
+ // La tension efficace pour l'effet Hall étant réduite d'un facteur 0,707
+ Voltage = ((vmax - vmin) / 430.0) * 5000;
+ 
+ Amps = 5.5 * (vmax - vmin) / 473.0;
+ 
+ 
+// Serial.print(" Raw Value = " ); // shows pre-scaled value 
+// Serial.print(RawValue); 
+#ifdef DEBUG  
+
+ Serial.print("\t mV = "); // shows the voltage measured 
+ Serial.print(Voltage,3); // the '3' after voltage allows you to display 3 digits after decimal point
+ Serial.print("\t Amps = "); // shows the voltage measured 
+ Serial.println(Amps,3); // the '3' after voltage allows you to display 3 digits after decimal point
+#endif
+
+ return Amps;
+ 
+}