wip

02-water-pump/sketch/sketch.ino

@@ -0,0 +1,79 @@
+
+/*
+
+  C1 : humidité du sol
+  C2 : remplissage du réservoir
+
+  I1 : Circuit alimenté si On 
+  I2 : Substrat sec si On
+  I3 : Réservoir vide si On
+
+  P1 : Pompe réservoir -> substrat
+
+*/
+
+#define AHUMITY A0
+#define AWATER_LEVEL A1
+
+#define LED_POWER 12 
+#define LED_DRY 10 
+#define LED_ALERT 8
+#define PUMP 6
+
+#define HUMIDITY_THRESHOLD 530 
+#define WATER_LEVEL_THRESHOLD 530 
+
+// Durations in seconds
+#define DURATION_PUMP 30
+#define DURATION_DELAY 1800
+#define SECOND 3 // OR 1000
+
+void setup() {
+  Serial.begin(9600);
+}
+
+
+void loop() {
+  int humity = analogRead(AHUMITY); 
+  int water_level = analogRead(AWATER_LEVEL); 
+
+  digitalWrite(LED_POWER, HIGH);
+
+  bool is_dry = humity > HUMIDITY_THRESHOLD; 
+  bool is_empty = water_level > WATER_LEVEL_THRESHOLD;
+
+  if (is_dry){
+    Serial.print("The soil is DRY (");
+    digitalWrite(LED_DRY, HIGH);
+
+  }else{
+    Serial.print("The soil is WET (");
+    digitalWrite(LED_DRY, LOW);
+  } 
+
+  Serial.print(humity);
+  Serial.println(")");
+
+  // if the water is too low, never pump
+  if( is_empty ){
+    Serial.println("The water level is LOW ");
+    digitalWrite(LED_ALERT, HIGH);
+  }else{
+    Serial.println("The water level is HIGH");
+    digitalWrite(LED_ALERT, LOW);
+    if( is_dry){
+      Serial.println("Starting the pump");
+      digitalWrite(PUMP, HIGH);
+      delay(DURATION_PUMP * SECOND);
+      digitalWrite(PUMP, LOW);
+      Serial.println("Stopped the pump");
+    }
+  }
+
+
+  Serial.println("Sleeeping");
+  delay(DURATION_DELAY * SECOND);
+  Serial.println("Slept");
+
+}
+