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131
01-resistance/diagram.json Normal file
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{
"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": 57.05,
"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": 42.6,
"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" }
},
{ "type": "wokwi-relay-module", "id": "relay1", "top": 19.4, "left": 326.4, "attrs": {} },
{
"type": "wokwi-slide-potentiometer",
"id": "pot2",
"top": 259.2,
"left": -202.4,
"rotate": 90,
"attrs": { "travelLength": "30" }
},
{
"type": "wokwi-resistor",
"id": "r2",
"top": 139.2,
"left": -77.35,
"rotate": 90,
"attrs": { "value": "100000" }
},
{
"type": "wokwi-led",
"id": "led1",
"top": -138,
"left": 81,
"attrs": { "color": "red", "flip": "1" }
},
{
"type": "wokwi-resistor",
"id": "r5",
"top": -110.4,
"left": 239.45,
"rotate": 90,
"attrs": { "value": "1000" }
},
{
"type": "wokwi-led",
"id": "led4",
"top": 8.8,
"left": 592.2,
"rotate": 90,
"attrs": { "color": "blue", "flip": "1" }
},
{ "type": "wokwi-vcc", "id": "vcc2", "top": -104.84, "left": 585.6, "attrs": {} },
{
"type": "wokwi-resistor",
"id": "r6",
"top": -33.6,
"left": 565.85,
"rotate": 90,
"attrs": { "value": "220" }
},
{ "type": "wokwi-gnd", "id": "gnd2", "top": 134.4, "left": 585, "attrs": {} }
],
"connections": [
[ "nano:GND.1", "gnd1:GND", "black", [ "v0" ] ],
[ "led2:A", "nano:12", "green", [ "v0" ] ],
[ "led2:C", "r4:1", "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" ] ],
[ "nano:A0", "pot1:SIG", "green", [ "v0" ] ],
[ "nano:5V", "r2:1", "red", [ "v0" ] ],
[ "r2:2", "pot2:SIG", "green", [ "h0" ] ],
[ "pot2:SIG", "nano:A1", "green", [ "v-67.2", "h164" ] ],
[ "pot1:VCC", "gnd1:GND", "red", [ "v0" ] ],
[ "pot2:VCC", "gnd1:GND", "red", [ "v0" ] ],
[ "nano:10", "led3:A", "green", [ "v0" ] ],
[ "nano:8", "led1:A", "green", [ "v-67.2", "h38.4" ] ],
[ "led1:C", "r5:1", "green", [ "h76.4", "v19.2" ] ],
[ "r5:2", "gnd1:GND", "green", [ "v104.4", "h-28.8" ] ],
[ "nano:6", "relay1:IN", "green", [ "v0" ] ],
[ "r6:2", "led4:A", "green", [ "h0" ] ],
[ "vcc2:VCC", "r6:1", "red", [ "v0" ] ],
[ "relay1:NO", "gnd2:GND", "green", [ "h0" ] ],
[ "relay1:COM", "led4:C", "green", [ "h0" ] ]
],
"dependencies": {}
}

63
01-resistance/sketch.ino Normal file
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/*
C1 : humidité du sol
I1 : Circuit alimenté si On
I2 : Substrat sec si On
*/
#define AOUT_PIN A0
#define LED_POWER 12
#define LED_ALERT 4
#define THRESHOLD 530 // CHANGE YOUR THRESHOLD HERE
void setup() {
// put your setup code here, to run once:
Serial.begin(9600);
}
void loop() {
int value = analogRead(AOUT_PIN); // read the analog value from sensor
digitalWrite(LED_POWER, HIGH);
if (value > THRESHOLD){
Serial.print("The soil is DRY (");
digitalWrite(LED_ALERT, HIGH);
}else{
Serial.print("The soil is WET (");
digitalWrite(LED_ALERT, LOW);
}
Serial.print(value);
Serial.println(")");
delay(500);
}
/*
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
*/

69
02-water-pump/diagram.json Normal file
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{
"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": {}
}

78
02-water-pump/sketch.ino Normal file
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/*
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");
}

1
README.md Normal file
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# ESP32 Garden Basics