init: first commit

02-water-pump/diagram.json

@@ -0,0 +1,69 @@
+{
+  "version": 1,
+  "author": "Anonymous maker",
+  "editor": "wokwi",
+  "parts": [
+    { "type": "wokwi-arduino-nano", "id": "nano", "top": -4.8, "left": -0.5, "attrs": {} },
+    {
+      "type": "wokwi-resistor",
+      "id": "r1",
+      "top": 139.2,
+      "left": -10.15,
+      "rotate": 90,
+      "attrs": { "value": "10000" }
+    },
+    {
+      "type": "wokwi-led",
+      "id": "led2",
+      "top": -128.4,
+      "left": 3.8,
+      "attrs": { "color": "green", "flip": "1" }
+    },
+    {
+      "type": "wokwi-led",
+      "id": "led3",
+      "top": -128.4,
+      "left": 100.2,
+      "attrs": { "color": "yellow", "flip": "1" }
+    },
+    { "type": "wokwi-gnd", "id": "gnd1", "top": 201.6, "left": 229.8, "attrs": {} },
+    {
+      "type": "wokwi-resistor",
+      "id": "r3",
+      "top": -62.4,
+      "left": 210.65,
+      "rotate": 90,
+      "attrs": { "value": "1000" }
+    },
+    {
+      "type": "wokwi-resistor",
+      "id": "r4",
+      "top": -24,
+      "left": 181.85,
+      "rotate": 90,
+      "attrs": { "value": "1000" }
+    },
+    {
+      "type": "wokwi-slide-potentiometer",
+      "id": "pot1",
+      "top": 259.2,
+      "left": -39.2,
+      "rotate": 90,
+      "attrs": { "travelLength": "30" }
+    }
+  ],
+  "connections": [
+    [ "nano:GND.1", "gnd1:GND", "black", [ "v0" ] ],
+    [ "led2:A", "nano:12", "green", [ "v0" ] ],
+    [ "led2:C", "r4:1", "green", [ "v0" ] ],
+    [ "nano:4", "led3:A", "green", [ "v0" ] ],
+    [ "led3:C", "r3:1", "green", [ "v0" ] ],
+    [ "r3:2", "gnd1:GND", "green", [ "h0" ] ],
+    [ "r4:2", "gnd1:GND", "green", [ "h0" ] ],
+    [ "nano:5V", "r1:1", "red", [ "v0" ] ],
+    [ "r1:2", "pot1:SIG", "green", [ "h0" ] ],
+    [ "pot1:VCC", "gnd1:GND", "red", [ "v0" ] ],
+    [ "nano:A0", "pot1:SIG", "green", [ "v0" ] ]
+  ],
+  "dependencies": {}
+}

02-water-pump/sketch.ino

@@ -0,0 +1,78 @@
+
+/*
+
+  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");
+
+}
+